| // Protocol Buffers - Google's data interchange format | 
 | // Copyright 2008 Google Inc.  All rights reserved. | 
 | // https://developers.google.com/protocol-buffers/ | 
 | // | 
 | // Redistribution and use in source and binary forms, with or without | 
 | // modification, are permitted provided that the following conditions are | 
 | // met: | 
 | // | 
 | //     * Redistributions of source code must retain the above copyright | 
 | // notice, this list of conditions and the following disclaimer. | 
 | //     * Redistributions in binary form must reproduce the above | 
 | // copyright notice, this list of conditions and the following disclaimer | 
 | // in the documentation and/or other materials provided with the | 
 | // distribution. | 
 | //     * Neither the name of Google Inc. nor the names of its | 
 | // contributors may be used to endorse or promote products derived from | 
 | // this software without specific prior written permission. | 
 | // | 
 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 
 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 
 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 
 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 
 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 
 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 
 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 
 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 
 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 
 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
 |  | 
 | #import "GPBTestUtilities.h" | 
 |  | 
 | #import <objc/runtime.h> | 
 |  | 
 | #import "GPBArray_PackagePrivate.h" | 
 | #import "GPBDescriptor.h" | 
 | #import "GPBDictionary_PackagePrivate.h" | 
 | #import "GPBMessage_PackagePrivate.h" | 
 | #import "GPBUnknownField_PackagePrivate.h" | 
 | #import "GPBUnknownFieldSet_PackagePrivate.h" | 
 | #import "google/protobuf/Unittest.pbobjc.h" | 
 | #import "google/protobuf/UnittestObjc.pbobjc.h" | 
 |  | 
 | @interface MessageTests : GPBTestCase | 
 | @end | 
 |  | 
 | @implementation MessageTests | 
 |  | 
 | // TODO(thomasvl): this should get split into a few files of logic junks, it is | 
 | // a jumble of things at the moment (and the testutils have a bunch of the real | 
 | // assertions). | 
 |  | 
 | - (TestAllTypes *)mergeSource { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [message setOptionalInt32:1]; | 
 |   [message setOptionalString:@"foo"]; | 
 |   [message setOptionalForeignMessage:[ForeignMessage message]]; | 
 |   [message.repeatedStringArray addObject:@"bar"]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllTypes *)mergeDestination { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [message setOptionalInt64:2]; | 
 |   [message setOptionalString:@"baz"]; | 
 |   ForeignMessage *foreignMessage = [ForeignMessage message]; | 
 |   [foreignMessage setC:3]; | 
 |   [message setOptionalForeignMessage:foreignMessage]; | 
 |   [message.repeatedStringArray addObject:@"qux"]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllTypes *)mergeDestinationWithoutForeignMessageIvar { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [message setOptionalInt64:2]; | 
 |   [message setOptionalString:@"baz"]; | 
 |   [message.repeatedStringArray addObject:@"qux"]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllTypes *)mergeResult { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [message setOptionalInt32:1]; | 
 |   [message setOptionalInt64:2]; | 
 |   [message setOptionalString:@"foo"]; | 
 |   ForeignMessage *foreignMessage = [ForeignMessage message]; | 
 |   [foreignMessage setC:3]; | 
 |   [message setOptionalForeignMessage:foreignMessage]; | 
 |   [message.repeatedStringArray addObject:@"qux"]; | 
 |   [message.repeatedStringArray addObject:@"bar"]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllTypes *)mergeResultForDestinationWithoutForeignMessageIvar { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [message setOptionalInt32:1]; | 
 |   [message setOptionalInt64:2]; | 
 |   [message setOptionalString:@"foo"]; | 
 |   ForeignMessage *foreignMessage = [ForeignMessage message]; | 
 |   [message setOptionalForeignMessage:foreignMessage]; | 
 |   [message.repeatedStringArray addObject:@"qux"]; | 
 |   [message.repeatedStringArray addObject:@"bar"]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllExtensions *)mergeExtensionsDestination { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [message setExtension:[UnittestRoot optionalInt32Extension] value:@5]; | 
 |   [message setExtension:[UnittestRoot optionalStringExtension] value:@"foo"]; | 
 |   ForeignMessage *foreignMessage = [ForeignMessage message]; | 
 |   foreignMessage.c = 4; | 
 |   [message setExtension:[UnittestRoot optionalForeignMessageExtension] | 
 |                   value:foreignMessage]; | 
 |   TestAllTypes_NestedMessage *nestedMessage = | 
 |       [TestAllTypes_NestedMessage message]; | 
 |   [message setExtension:[UnittestRoot optionalNestedMessageExtension] | 
 |                   value:nestedMessage]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllExtensions *)mergeExtensionsSource { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [message setExtension:[UnittestRoot optionalInt64Extension] value:@6]; | 
 |   [message setExtension:[UnittestRoot optionalStringExtension] value:@"bar"]; | 
 |   ForeignMessage *foreignMessage = [ForeignMessage message]; | 
 |   [message setExtension:[UnittestRoot optionalForeignMessageExtension] | 
 |                   value:foreignMessage]; | 
 |   TestAllTypes_NestedMessage *nestedMessage = | 
 |       [TestAllTypes_NestedMessage message]; | 
 |   nestedMessage.bb = 7; | 
 |   [message setExtension:[UnittestRoot optionalNestedMessageExtension] | 
 |                   value:nestedMessage]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (TestAllExtensions *)mergeExtensionsResult { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [message setExtension:[UnittestRoot optionalInt32Extension] value:@5]; | 
 |   [message setExtension:[UnittestRoot optionalInt64Extension] value:@6]; | 
 |   [message setExtension:[UnittestRoot optionalStringExtension] value:@"bar"]; | 
 |   ForeignMessage *foreignMessage = [ForeignMessage message]; | 
 |   foreignMessage.c = 4; | 
 |   [message setExtension:[UnittestRoot optionalForeignMessageExtension] | 
 |                   value:foreignMessage]; | 
 |   TestAllTypes_NestedMessage *nestedMessage = | 
 |       [TestAllTypes_NestedMessage message]; | 
 |   nestedMessage.bb = 7; | 
 |   [message setExtension:[UnittestRoot optionalNestedMessageExtension] | 
 |                   value:nestedMessage]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (void)testMergeFrom { | 
 |   TestAllTypes *result = [[self.mergeDestination copy] autorelease]; | 
 |   [result mergeFrom:self.mergeSource]; | 
 |   NSData *resultData = [result data]; | 
 |   NSData *mergeResultData = [self.mergeResult data]; | 
 |   XCTAssertEqualObjects(resultData, mergeResultData); | 
 |   XCTAssertEqualObjects(result, self.mergeResult); | 
 |  | 
 |   // Test when destination does not have an Ivar (type is an object) but source | 
 |   // has such Ivar. | 
 |   // The result must has the Ivar which is same as the one in source. | 
 |   result = [[self.mergeDestinationWithoutForeignMessageIvar copy] autorelease]; | 
 |   [result mergeFrom:self.mergeSource]; | 
 |   resultData = [result data]; | 
 |   mergeResultData = | 
 |       [self.mergeResultForDestinationWithoutForeignMessageIvar data]; | 
 |   XCTAssertEqualObjects(resultData, mergeResultData); | 
 |   XCTAssertEqualObjects( | 
 |       result, self.mergeResultForDestinationWithoutForeignMessageIvar); | 
 |  | 
 |   // Test when destination is empty. | 
 |   // The result must is same as the source. | 
 |   result = [TestAllTypes message]; | 
 |   [result mergeFrom:self.mergeSource]; | 
 |   resultData = [result data]; | 
 |   mergeResultData = [self.mergeSource data]; | 
 |   XCTAssertEqualObjects(resultData, mergeResultData); | 
 |   XCTAssertEqualObjects(result, self.mergeSource); | 
 | } | 
 |  | 
 | - (void)testMergeFromWithExtensions { | 
 |   TestAllExtensions *result = [self mergeExtensionsDestination]; | 
 |   [result mergeFrom:[self mergeExtensionsSource]]; | 
 |   NSData *resultData = [result data]; | 
 |   NSData *mergeResultData = [[self mergeExtensionsResult] data]; | 
 |   XCTAssertEqualObjects(resultData, mergeResultData); | 
 |   XCTAssertEqualObjects(result, [self mergeExtensionsResult]); | 
 |  | 
 |   // Test merging from data. | 
 |   result = [self mergeExtensionsDestination]; | 
 |   NSData *data = [[self mergeExtensionsSource] data]; | 
 |   XCTAssertNotNil(data); | 
 |   [result mergeFromData:data | 
 |       extensionRegistry:[UnittestRoot extensionRegistry]]; | 
 |   resultData = [result data]; | 
 |   XCTAssertEqualObjects(resultData, mergeResultData); | 
 |   XCTAssertEqualObjects(result, [self mergeExtensionsResult]); | 
 | } | 
 |  | 
 | - (void)testIsEquals { | 
 |   TestAllTypes *result = [[self.mergeDestination copy] autorelease]; | 
 |   [result mergeFrom:self.mergeSource]; | 
 |   XCTAssertEqualObjects(result.data, self.mergeResult.data); | 
 |   XCTAssertEqualObjects(result, self.mergeResult); | 
 |   TestAllTypes *result2 = [[self.mergeDestination copy] autorelease]; | 
 |   XCTAssertNotEqualObjects(result2.data, self.mergeResult.data); | 
 |   XCTAssertNotEqualObjects(result2, self.mergeResult); | 
 | } | 
 |  | 
 | // ================================================================= | 
 | // Required-field-related tests. | 
 |  | 
 | - (TestRequired *)testRequiredInitialized { | 
 |   TestRequired *message = [TestRequired message]; | 
 |   [message setA:1]; | 
 |   [message setB:2]; | 
 |   [message setC:3]; | 
 |   return message; | 
 | } | 
 |  | 
 | - (void)testRequired { | 
 |   TestRequired *message = [TestRequired message]; | 
 |  | 
 |   XCTAssertFalse(message.initialized); | 
 |   [message setA:1]; | 
 |   XCTAssertFalse(message.initialized); | 
 |   [message setB:1]; | 
 |   XCTAssertFalse(message.initialized); | 
 |   [message setC:1]; | 
 |   XCTAssertTrue(message.initialized); | 
 | } | 
 |  | 
 | - (void)testRequiredForeign { | 
 |   TestRequiredForeign *message = [TestRequiredForeign message]; | 
 |  | 
 |   XCTAssertTrue(message.initialized); | 
 |  | 
 |   [message setOptionalMessage:[TestRequired message]]; | 
 |   XCTAssertFalse(message.initialized); | 
 |  | 
 |   [message setOptionalMessage:self.testRequiredInitialized]; | 
 |   XCTAssertTrue(message.initialized); | 
 |  | 
 |   [message.repeatedMessageArray addObject:[TestRequired message]]; | 
 |   XCTAssertFalse(message.initialized); | 
 |  | 
 |   [message.repeatedMessageArray removeAllObjects]; | 
 |   [message.repeatedMessageArray addObject:self.testRequiredInitialized]; | 
 |   XCTAssertTrue(message.initialized); | 
 | } | 
 |  | 
 | - (void)testRequiredExtension { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |  | 
 |   XCTAssertTrue(message.initialized); | 
 |  | 
 |   [message setExtension:[TestRequired single] value:[TestRequired message]]; | 
 |   XCTAssertFalse(message.initialized); | 
 |  | 
 |   [message setExtension:[TestRequired single] | 
 |                   value:self.testRequiredInitialized]; | 
 |   XCTAssertTrue(message.initialized); | 
 |  | 
 |   [message addExtension:[TestRequired multi] value:[TestRequired message]]; | 
 |   XCTAssertFalse(message.initialized); | 
 |  | 
 |   [message setExtension:[TestRequired multi] | 
 |                   index:0 | 
 |                   value:self.testRequiredInitialized]; | 
 |   XCTAssertTrue(message.initialized); | 
 | } | 
 |  | 
 | - (void)testDataFromUninitialized { | 
 |   TestRequired *message = [TestRequired message]; | 
 |   NSData *data = [message data]; | 
 |   // In DEBUG, the data generation will fail, but in non DEBUG, it passes | 
 |   // because the check isn't done (for speed). | 
 | #ifdef DEBUG | 
 |   XCTAssertNil(data); | 
 | #else | 
 |   XCTAssertNotNil(data); | 
 |   XCTAssertFalse(message.initialized); | 
 | #endif  // DEBUG | 
 | } | 
 |  | 
 | - (void)testInitialized { | 
 |   // We're mostly testing that no exception is thrown. | 
 |   TestRequired *message = [TestRequired message]; | 
 |   XCTAssertFalse(message.initialized); | 
 | } | 
 |  | 
 | - (void)testDataFromNestedUninitialized { | 
 |   TestRequiredForeign *message = [TestRequiredForeign message]; | 
 |   [message setOptionalMessage:[TestRequired message]]; | 
 |   [message.repeatedMessageArray addObject:[TestRequired message]]; | 
 |   [message.repeatedMessageArray addObject:[TestRequired message]]; | 
 |   NSData *data = [message data]; | 
 |   // In DEBUG, the data generation will fail, but in non DEBUG, it passes | 
 |   // because the check isn't done (for speed). | 
 | #ifdef DEBUG | 
 |   XCTAssertNil(data); | 
 | #else | 
 |   XCTAssertNotNil(data); | 
 |   XCTAssertFalse(message.initialized); | 
 | #endif  // DEBUG | 
 | } | 
 |  | 
 | - (void)testNestedInitialized { | 
 |   // We're mostly testing that no exception is thrown. | 
 |  | 
 |   TestRequiredForeign *message = [TestRequiredForeign message]; | 
 |   [message setOptionalMessage:[TestRequired message]]; | 
 |   [message.repeatedMessageArray addObject:[TestRequired message]]; | 
 |   [message.repeatedMessageArray addObject:[TestRequired message]]; | 
 |  | 
 |   XCTAssertFalse(message.initialized); | 
 | } | 
 |  | 
 | - (void)testParseUninitialized { | 
 |   NSError *error = nil; | 
 |   TestRequired *msg = | 
 |       [TestRequired parseFromData:GPBEmptyNSData() error:&error]; | 
 |   // In DEBUG, the parse will fail, but in non DEBUG, it passes because | 
 |   // the check isn't done (for speed). | 
 | #ifdef DEBUG | 
 |   XCTAssertNil(msg); | 
 |   XCTAssertNotNil(error); | 
 |   XCTAssertEqualObjects(error.domain, GPBMessageErrorDomain); | 
 |   XCTAssertEqual(error.code, GPBMessageErrorCodeMissingRequiredField); | 
 | #else | 
 |   XCTAssertNotNil(msg); | 
 |   XCTAssertNil(error); | 
 |   XCTAssertFalse(msg.initialized); | 
 | #endif  // DEBUG | 
 | } | 
 |  | 
 | - (void)testCoding { | 
 |   NSData *data = | 
 |       [NSKeyedArchiver archivedDataWithRootObject:[self mergeResult]]; | 
 |   id unarchivedObject = [NSKeyedUnarchiver unarchiveObjectWithData:data]; | 
 |  | 
 |   XCTAssertEqualObjects(unarchivedObject, [self mergeResult]); | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(unarchivedObject, [self mergeResult]); | 
 | } | 
 |  | 
 | - (void)testObjectReset { | 
 |   // Tests a failure where clearing out defaults values caused an over release. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   message.hasOptionalNestedMessage = NO; | 
 |   [message setOptionalNestedMessage:[TestAllTypes_NestedMessage message]]; | 
 |   message.hasOptionalNestedMessage = NO; | 
 |   [message setOptionalNestedMessage:[TestAllTypes_NestedMessage message]]; | 
 |   [message setOptionalNestedMessage:nil]; | 
 |   message.hasOptionalNestedMessage = NO; | 
 | } | 
 |  | 
 | - (void)testSettingHasToYes { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   XCTAssertThrows([message setHasOptionalNestedMessage:YES]); | 
 | } | 
 |  | 
 | - (void)testRoot { | 
 |   XCTAssertNotNil([UnittestRoot extensionRegistry]); | 
 | } | 
 |  | 
 | - (void)testGPBMessageSize { | 
 |   // See the note in GPBMessage_PackagePrivate.h about why we want to keep the | 
 |   // base instance size pointer size aligned. | 
 |   size_t messageSize = class_getInstanceSize([GPBMessage class]); | 
 |   XCTAssertEqual((messageSize % sizeof(void *)), (size_t)0, | 
 |                  @"Base size isn't pointer size aligned"); | 
 |  | 
 |   // Since we add storage ourselves (see +allocWithZone: in GPBMessage), confirm | 
 |   // that the size of some generated classes is still the same as the base for | 
 |   // that logic to work as desired. | 
 |   size_t testMessageSize = class_getInstanceSize([TestAllTypes class]); | 
 |   XCTAssertEqual(testMessageSize, messageSize); | 
 | } | 
 |  | 
 | - (void)testInit { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self assertClear:message]; | 
 | } | 
 |  | 
 | - (void)testAccessors { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self assertAllFieldsSet:message repeatedCount:kGPBDefaultRepeatCount]; | 
 | } | 
 |  | 
 | - (void)testKVC_ValueForKey { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self assertAllFieldsKVCMatch:message]; | 
 | } | 
 |  | 
 | - (void)testKVC_SetValue_ForKey { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFieldsViaKVC:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self assertAllFieldsKVCMatch:message]; | 
 |   [self assertAllFieldsSet:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self assertAllFieldsKVCMatch:message]; | 
 | } | 
 |  | 
 | - (void)testDescription { | 
 |   // No real test, just exercise code | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |  | 
 |   GPBUnknownFieldSet *unknownFields = | 
 |       [[[GPBUnknownFieldSet alloc] init] autorelease]; | 
 |   GPBUnknownField *field = | 
 |       [[[GPBUnknownField alloc] initWithNumber:2] autorelease]; | 
 |   [field addVarint:2]; | 
 |   [unknownFields addField:field]; | 
 |   field = [[[GPBUnknownField alloc] initWithNumber:3] autorelease]; | 
 |   [field addVarint:4]; | 
 |   [unknownFields addField:field]; | 
 |  | 
 |   [message setUnknownFields:unknownFields]; | 
 |  | 
 |   NSString *description = [message description]; | 
 |   XCTAssertGreaterThan([description length], 0U); | 
 |  | 
 |   GPBMessage *message2 = [TestAllExtensions message]; | 
 |   [message2 setExtension:[UnittestRoot optionalInt32Extension] value:@1]; | 
 |  | 
 |   [message2 addExtension:[UnittestRoot repeatedInt32Extension] value:@2]; | 
 |  | 
 |   description = [message2 description]; | 
 |   XCTAssertGreaterThan([description length], 0U); | 
 | } | 
 |  | 
 | - (void)testSetter { | 
 |   // Test to make sure that if we set a value that has a default value | 
 |   // with the default, that the has is set, and the value gets put into the | 
 |   // message correctly. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   GPBDescriptor *descriptor = [[message class] descriptor]; | 
 |   XCTAssertNotNil(descriptor); | 
 |   GPBFieldDescriptor *fieldDescriptor = | 
 |       [descriptor fieldWithName:@"defaultInt32"]; | 
 |   XCTAssertNotNil(fieldDescriptor); | 
 |   GPBGenericValue defaultValue = [fieldDescriptor defaultValue]; | 
 |   [message setDefaultInt32:defaultValue.valueInt32]; | 
 |   XCTAssertTrue(message.hasDefaultInt32); | 
 |   XCTAssertEqual(message.defaultInt32, defaultValue.valueInt32); | 
 |  | 
 |   // Do the same thing with an object type. | 
 |   message = [TestAllTypes message]; | 
 |   fieldDescriptor = [descriptor fieldWithName:@"defaultString"]; | 
 |   XCTAssertNotNil(fieldDescriptor); | 
 |   defaultValue = [fieldDescriptor defaultValue]; | 
 |   [message setDefaultString:defaultValue.valueString]; | 
 |   XCTAssertTrue(message.hasDefaultString); | 
 |   XCTAssertEqualObjects(message.defaultString, defaultValue.valueString); | 
 |  | 
 |   // Test default string type. | 
 |   message = [TestAllTypes message]; | 
 |   XCTAssertEqualObjects(message.defaultString, @"hello"); | 
 |   XCTAssertFalse(message.hasDefaultString); | 
 |   fieldDescriptor = [descriptor fieldWithName:@"defaultString"]; | 
 |   XCTAssertNotNil(fieldDescriptor); | 
 |   defaultValue = [fieldDescriptor defaultValue]; | 
 |   [message setDefaultString:defaultValue.valueString]; | 
 |   XCTAssertEqualObjects(message.defaultString, @"hello"); | 
 |   XCTAssertTrue(message.hasDefaultString); | 
 |   [message setDefaultString:nil]; | 
 |   XCTAssertEqualObjects(message.defaultString, @"hello"); | 
 |   XCTAssertFalse(message.hasDefaultString); | 
 |   message.hasDefaultString = NO; | 
 |   XCTAssertFalse(message.hasDefaultString); | 
 |   XCTAssertEqualObjects(message.defaultString, @"hello"); | 
 |  | 
 |   // Test default bytes type. | 
 |   NSData *defaultBytes = [@"world" dataUsingEncoding:NSUTF8StringEncoding]; | 
 |   XCTAssertEqualObjects(message.defaultBytes, defaultBytes); | 
 |   XCTAssertFalse(message.hasDefaultString); | 
 |   fieldDescriptor = [descriptor fieldWithName:@"defaultBytes"]; | 
 |   XCTAssertNotNil(fieldDescriptor); | 
 |   defaultValue = [fieldDescriptor defaultValue]; | 
 |   [message setDefaultBytes:defaultValue.valueData]; | 
 |   XCTAssertEqualObjects(message.defaultBytes, defaultBytes); | 
 |   XCTAssertTrue(message.hasDefaultBytes); | 
 |   [message setDefaultBytes:nil]; | 
 |   XCTAssertEqualObjects(message.defaultBytes, defaultBytes); | 
 |   XCTAssertFalse(message.hasDefaultBytes); | 
 |   message.hasDefaultBytes = NO; | 
 |   XCTAssertFalse(message.hasDefaultBytes); | 
 |   XCTAssertEqualObjects(message.defaultBytes, defaultBytes); | 
 |  | 
 |   // Test optional string. | 
 |   XCTAssertFalse(message.hasOptionalString); | 
 |   XCTAssertEqualObjects(message.optionalString, @""); | 
 |   XCTAssertFalse(message.hasOptionalString); | 
 |   message.optionalString = nil; | 
 |   XCTAssertFalse(message.hasOptionalString); | 
 |   XCTAssertEqualObjects(message.optionalString, @""); | 
 |   NSString *string = @"string"; | 
 |   message.optionalString = string; | 
 |   XCTAssertEqualObjects(message.optionalString, string); | 
 |   XCTAssertTrue(message.hasOptionalString); | 
 |   message.optionalString = nil; | 
 |   XCTAssertFalse(message.hasOptionalString); | 
 |   XCTAssertEqualObjects(message.optionalString, @""); | 
 |  | 
 |   // Test optional data. | 
 |   XCTAssertFalse(message.hasOptionalBytes); | 
 |   XCTAssertEqualObjects(message.optionalBytes, GPBEmptyNSData()); | 
 |   XCTAssertFalse(message.hasOptionalBytes); | 
 |   message.optionalBytes = nil; | 
 |   XCTAssertFalse(message.hasOptionalBytes); | 
 |   XCTAssertEqualObjects(message.optionalBytes, GPBEmptyNSData()); | 
 |   NSData *data = [@"bytes" dataUsingEncoding:NSUTF8StringEncoding]; | 
 |   message.optionalBytes = data; | 
 |   XCTAssertEqualObjects(message.optionalBytes, data); | 
 |   XCTAssertTrue(message.hasOptionalBytes); | 
 |   message.optionalBytes = nil; | 
 |   XCTAssertFalse(message.hasOptionalBytes); | 
 |   XCTAssertEqualObjects(message.optionalBytes, GPBEmptyNSData()); | 
 |  | 
 |   // Test lazy message setting | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   XCTAssertNotNil(message.optionalLazyMessage); | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   message.hasOptionalLazyMessage = NO; | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   XCTAssertNotNil(message.optionalLazyMessage); | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   message.optionalLazyMessage = nil; | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |  | 
 |   // Test nested messages | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   message.optionalLazyMessage.bb = 1; | 
 |   XCTAssertTrue(message.hasOptionalLazyMessage); | 
 |   XCTAssertEqual(message.optionalLazyMessage.bb, 1); | 
 |   XCTAssertNotNil(message.optionalLazyMessage); | 
 |   message.optionalLazyMessage = nil; | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   XCTAssertEqual(message.optionalLazyMessage.bb, 0); | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |   XCTAssertNotNil(message.optionalLazyMessage); | 
 |  | 
 |   // -testDefaultSubMessages tests the "defaulting" handling of fields | 
 |   // containing messages. | 
 | } | 
 |  | 
 | - (void)testRepeatedSetters { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self modifyRepeatedFields:message]; | 
 |   [self assertRepeatedFieldsModified:message | 
 |                        repeatedCount:kGPBDefaultRepeatCount]; | 
 | } | 
 |  | 
 | - (void)testClear { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self clearAllFields:message]; | 
 |   [self assertClear:message]; | 
 |   TestAllTypes *message2 = [TestAllTypes message]; | 
 |   XCTAssertEqualObjects(message, message2); | 
 | } | 
 |  | 
 | - (void)testClearKVC { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [self setAllFields:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self clearAllFields:message]; | 
 |   [self assertClear:message]; | 
 |   [self assertClearKVC:message]; | 
 | } | 
 |  | 
 | - (void)testClearExtension { | 
 |   // clearExtension() is not actually used in TestUtil, so try it manually. | 
 |   GPBMessage *message1 = [TestAllExtensions message]; | 
 |   [message1 setExtension:[UnittestRoot optionalInt32Extension] value:@1]; | 
 |  | 
 |   XCTAssertTrue([message1 hasExtension:[UnittestRoot optionalInt32Extension]]); | 
 |   [message1 clearExtension:[UnittestRoot optionalInt32Extension]]; | 
 |   XCTAssertFalse([message1 hasExtension:[UnittestRoot optionalInt32Extension]]); | 
 |  | 
 |   GPBMessage *message2 = [TestAllExtensions message]; | 
 |   [message2 addExtension:[UnittestRoot repeatedInt32Extension] value:@1]; | 
 |  | 
 |   XCTAssertEqual( | 
 |       [[message2 getExtension:[UnittestRoot repeatedInt32Extension]] count], | 
 |       (NSUInteger)1); | 
 |   [message2 clearExtension:[UnittestRoot repeatedInt32Extension]]; | 
 |   XCTAssertEqual( | 
 |       [[message2 getExtension:[UnittestRoot repeatedInt32Extension]] count], | 
 |       (NSUInteger)0); | 
 |  | 
 |   // Clearing an unset extension field shouldn't make the target message | 
 |   // visible. | 
 |   GPBMessage *message3 = [TestAllExtensions message]; | 
 |   GPBMessage *extension_msg = | 
 |       [message3 getExtension:[UnittestObjcRoot recursiveExtension]]; | 
 |   XCTAssertFalse([message3 hasExtension:[UnittestObjcRoot recursiveExtension]]); | 
 |   [extension_msg clearExtension:[UnittestRoot optionalInt32Extension]]; | 
 |   XCTAssertFalse([message3 hasExtension:[UnittestObjcRoot recursiveExtension]]); | 
 | } | 
 |  | 
 | - (void)testDefaultingSubMessages { | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |  | 
 |   // Initially they should all not have values. | 
 |  | 
 |   XCTAssertFalse(message.hasOptionalGroup); | 
 |   XCTAssertFalse(message.hasOptionalNestedMessage); | 
 |   XCTAssertFalse(message.hasOptionalForeignMessage); | 
 |   XCTAssertFalse(message.hasOptionalImportMessage); | 
 |   XCTAssertFalse(message.hasOptionalPublicImportMessage); | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |  | 
 |   // They should auto create something when fetched. | 
 |  | 
 |   TestAllTypes_OptionalGroup *optionalGroup = [message.optionalGroup retain]; | 
 |   TestAllTypes_NestedMessage *optionalNestedMessage = | 
 |       [message.optionalNestedMessage retain]; | 
 |   ForeignMessage *optionalForeignMessage = | 
 |       [message.optionalForeignMessage retain]; | 
 |   ImportMessage *optionalImportMessage = [message.optionalImportMessage retain]; | 
 |   PublicImportMessage *optionalPublicImportMessage = | 
 |       [message.optionalPublicImportMessage retain]; | 
 |   TestAllTypes_NestedMessage *optionalLazyMessage = | 
 |       [message.optionalLazyMessage retain]; | 
 |  | 
 |   XCTAssertNotNil(optionalGroup); | 
 |   XCTAssertNotNil(optionalNestedMessage); | 
 |   XCTAssertNotNil(optionalForeignMessage); | 
 |   XCTAssertNotNil(optionalImportMessage); | 
 |   XCTAssertNotNil(optionalPublicImportMessage); | 
 |   XCTAssertNotNil(optionalLazyMessage); | 
 |  | 
 |   // Although they were created, they should not respond to hasValue until that | 
 |   // submessage is mutated. | 
 |  | 
 |   XCTAssertFalse(message.hasOptionalGroup); | 
 |   XCTAssertFalse(message.hasOptionalNestedMessage); | 
 |   XCTAssertFalse(message.hasOptionalForeignMessage); | 
 |   XCTAssertFalse(message.hasOptionalImportMessage); | 
 |   XCTAssertFalse(message.hasOptionalPublicImportMessage); | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |  | 
 |   // And they set that value back in to the message since the value created was | 
 |   // mutable (so a second fetch should give the same object). | 
 |  | 
 |   XCTAssertEqual(message.optionalGroup, optionalGroup); | 
 |   XCTAssertEqual(message.optionalNestedMessage, optionalNestedMessage); | 
 |   XCTAssertEqual(message.optionalForeignMessage, optionalForeignMessage); | 
 |   XCTAssertEqual(message.optionalImportMessage, optionalImportMessage); | 
 |   XCTAssertEqual(message.optionalPublicImportMessage, | 
 |                  optionalPublicImportMessage); | 
 |   XCTAssertEqual(message.optionalLazyMessage, optionalLazyMessage); | 
 |  | 
 |   // And the default objects for a second message should be distinct (again, | 
 |   // since they are mutable, each needs their own copy). | 
 |  | 
 |   TestAllTypes *message2 = [TestAllTypes message]; | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(message2.optionalGroup, optionalGroup); | 
 |   XCTAssertNotEqual(message2.optionalNestedMessage, optionalNestedMessage); | 
 |   XCTAssertNotEqual(message2.optionalForeignMessage, optionalForeignMessage); | 
 |   XCTAssertNotEqual(message2.optionalImportMessage, optionalImportMessage); | 
 |   XCTAssertNotEqual(message2.optionalPublicImportMessage, | 
 |                     optionalPublicImportMessage); | 
 |   XCTAssertNotEqual(message2.optionalLazyMessage, optionalLazyMessage); | 
 |  | 
 |   // Setting the values to nil will clear the has flag, and on next access you | 
 |   // get back new submessages. | 
 |  | 
 |   message.optionalGroup = nil; | 
 |   message.optionalNestedMessage = nil; | 
 |   message.optionalForeignMessage = nil; | 
 |   message.optionalImportMessage = nil; | 
 |   message.optionalPublicImportMessage = nil; | 
 |   message.optionalLazyMessage = nil; | 
 |  | 
 |   XCTAssertFalse(message.hasOptionalGroup); | 
 |   XCTAssertFalse(message.hasOptionalNestedMessage); | 
 |   XCTAssertFalse(message.hasOptionalForeignMessage); | 
 |   XCTAssertFalse(message.hasOptionalImportMessage); | 
 |   XCTAssertFalse(message.hasOptionalPublicImportMessage); | 
 |   XCTAssertFalse(message.hasOptionalLazyMessage); | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(message.optionalGroup, optionalGroup); | 
 |   XCTAssertNotEqual(message.optionalNestedMessage, optionalNestedMessage); | 
 |   XCTAssertNotEqual(message.optionalForeignMessage, optionalForeignMessage); | 
 |   XCTAssertNotEqual(message.optionalImportMessage, optionalImportMessage); | 
 |   XCTAssertNotEqual(message.optionalPublicImportMessage, | 
 |                     optionalPublicImportMessage); | 
 |   XCTAssertNotEqual(message.optionalLazyMessage, optionalLazyMessage); | 
 |  | 
 |   [optionalGroup release]; | 
 |   [optionalNestedMessage release]; | 
 |   [optionalForeignMessage release]; | 
 |   [optionalImportMessage release]; | 
 |   [optionalPublicImportMessage release]; | 
 |   [optionalLazyMessage release]; | 
 | } | 
 |  | 
 | - (void)testMultiplePointersToAutocreatedMessage { | 
 |   // Multiple objects pointing to the same autocreated message. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   TestAllTypes *message2 = [TestAllTypes message]; | 
 |   message2.optionalGroup = message.optionalGroup; | 
 |   XCTAssertTrue([message2 hasOptionalGroup]); | 
 |   XCTAssertFalse([message hasOptionalGroup]); | 
 |   message2.optionalGroup.a = 42; | 
 |   XCTAssertTrue([message hasOptionalGroup]); | 
 |   XCTAssertTrue([message2 hasOptionalGroup]); | 
 | } | 
 |  | 
 | - (void)testCopyWithAutocreatedMessage { | 
 |   // Mutable copy should not copy autocreated messages. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   message.optionalGroup.a = 42; | 
 |   XCTAssertNotNil(message.optionalNestedMessage); | 
 |   TestAllTypes *message2 = [[message copy] autorelease]; | 
 |   XCTAssertTrue([message2 hasOptionalGroup]); | 
 |   XCTAssertFalse([message2 hasOptionalNestedMessage]); | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(message.optionalNestedMessage, | 
 |                     message2.optionalNestedMessage); | 
 | } | 
 |  | 
 | - (void)testClearAutocreatedSubmessage { | 
 |   // Call clear on an intermediate submessage should cause it to get recreated | 
 |   // on the next call. | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   TestRecursiveMessage *message_inner = [message.a.a.a retain]; | 
 |   XCTAssertNotNil(message_inner); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(message_inner, message.a.a)); | 
 |   [message.a.a clear]; | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(message_inner, message.a.a)); | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(message.a.a.a, message_inner); | 
 |   [message_inner release]; | 
 | } | 
 |  | 
 | - (void)testRetainAutocreatedSubmessage { | 
 |   // Should be able to retain autocreated submessage while the creator is | 
 |   // dealloced. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |  | 
 |   ForeignMessage *subMessage; | 
 |   @autoreleasepool { | 
 |     TestAllTypes *message2 = [TestAllTypes message]; | 
 |     subMessage = message2.optionalForeignMessage; // Autocreated | 
 |     message.optionalForeignMessage = subMessage; | 
 |     XCTAssertTrue(GPBWasMessageAutocreatedBy(message.optionalForeignMessage, | 
 |                                              message2)); | 
 |   } | 
 |  | 
 |   // Should be the same object, and should still be live. | 
 |   XCTAssertEqual(message.optionalForeignMessage, subMessage); | 
 |   XCTAssertNotNil([subMessage description]); | 
 | } | 
 |  | 
 | - (void)testSetNilAutocreatedSubmessage { | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   TestRecursiveMessage *message_inner = [message.a.a retain]; | 
 |   XCTAssertFalse([message hasA]); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |   message.a.a = nil; | 
 |  | 
 |   // |message.a| has to be made visible, but |message.a.a| was set to nil so | 
 |   // shouldn't be. | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |  | 
 |   // Setting submessage to nil should cause it to lose its creator. | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(message_inner, message.a)); | 
 |  | 
 |   // After setting to nil, getting it again should create a new autocreated | 
 |   // message. | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(message.a.a, message_inner); | 
 |  | 
 |   [message_inner release]; | 
 | } | 
 |  | 
 | - (void)testSetDoesntHaveAutocreatedSubmessage { | 
 |   // Clearing submessage (set has == NO) should NOT cause it to lose its | 
 |   // creator. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   TestAllTypes_NestedMessage *nestedMessage = message.optionalNestedMessage; | 
 |   XCTAssertFalse([message hasOptionalNestedMessage]); | 
 |   [message setHasOptionalNestedMessage:NO]; | 
 |   XCTAssertFalse([message hasOptionalNestedMessage]); | 
 |   XCTAssertEqual(message.optionalNestedMessage, nestedMessage); | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedMessageBecomesVisible { | 
 |   // Setting a value should cause the submessage to appear to its creator. | 
 |   // Test this several levels deep. | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   message.a.a.a.a.i = 42; | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertTrue([message.a hasA]); | 
 |   XCTAssertTrue([message.a.a hasA]); | 
 |   XCTAssertTrue([message.a.a.a hasA]); | 
 |   XCTAssertFalse([message.a.a.a.a hasA]); | 
 |   XCTAssertEqual(message.a.a.a.a.i, 42); | 
 | } | 
 |  | 
 | - (void)testClearUnsetFieldOfAutocreatedMessage { | 
 |   // Clearing an unset field should not cause the submessage to appear to its | 
 |   // creator. | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   message.a.a.a.a.hasI = NO; | 
 |   XCTAssertFalse([message hasA]); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |   XCTAssertFalse([message.a.a hasA]); | 
 |   XCTAssertFalse([message.a.a.a hasA]); | 
 | } | 
 |  | 
 | - (void)testAutocreatedSubmessageAssignSkip { | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   TestRecursiveMessage *messageLevel1 = [message.a retain]; | 
 |   TestRecursiveMessage *messageLevel2 = [message.a.a retain]; | 
 |   TestRecursiveMessage *messageLevel3 = [message.a.a.a retain]; | 
 |   TestRecursiveMessage *messageLevel4 = [message.a.a.a.a retain]; | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel1, message)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel2, messageLevel1)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel3, messageLevel2)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel4, messageLevel3)); | 
 |  | 
 |   // Test skipping over an autocreated submessage and ensure it gets unset. | 
 |   message.a = message.a.a; | 
 |   XCTAssertEqual(message.a, messageLevel2); | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertEqual(message.a.a, messageLevel3); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |   XCTAssertEqual(message.a.a.a, messageLevel4); | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(messageLevel1, | 
 |                                             message));  // Because it was orphaned. | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel2, messageLevel1)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel3, messageLevel2)); | 
 |  | 
 |   [messageLevel1 release]; | 
 |   [messageLevel2 release]; | 
 |   [messageLevel3 release]; | 
 |   [messageLevel4 release]; | 
 | } | 
 |  | 
 | - (void)testAutocreatedSubmessageAssignLoop { | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   TestRecursiveMessage *messageLevel1 = [message.a retain]; | 
 |   TestRecursiveMessage *messageLevel2 = [message.a.a retain]; | 
 |   TestRecursiveMessage *messageLevel3 = [message.a.a.a retain]; | 
 |   TestRecursiveMessage *messageLevel4 = [message.a.a.a.a retain]; | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel1, message)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel2, messageLevel1)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel3, messageLevel2)); | 
 |   XCTAssertTrue(GPBWasMessageAutocreatedBy(messageLevel4, messageLevel3)); | 
 |  | 
 |   // Test a property with a loop. You'd never do this but at least ensure the | 
 |   // autocreated submessages behave sanely. | 
 |   message.a.a = message.a; | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertEqual(message.a, messageLevel1); | 
 |   XCTAssertTrue([message.a hasA]); | 
 |   XCTAssertEqual(message.a.a, messageLevel1); | 
 |   XCTAssertTrue([message.a.a hasA]); | 
 |   XCTAssertEqual(message.a.a.a, messageLevel1); | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(messageLevel1, | 
 |                                             message));  // Because it was assigned. | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(messageLevel2, | 
 |                                             messageLevel1));  // Because it was orphaned. | 
 |   XCTAssertFalse([messageLevel2 hasA]); | 
 |  | 
 |   // Break the retain loop. | 
 |   message.a.a = nil; | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |  | 
 |   [messageLevel1 release]; | 
 |   [messageLevel2 release]; | 
 |   [messageLevel3 release]; | 
 |   [messageLevel4 release]; | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedSubmessage { | 
 |   // Setting autocreated submessage to another value should cause the old one to | 
 |   // lose its creator. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   TestAllTypes_NestedMessage *nestedMessage = | 
 |       [message.optionalNestedMessage retain]; | 
 |  | 
 |   message.optionalNestedMessage = [TestAllTypes_NestedMessage message]; | 
 |   XCTAssertTrue([message hasOptionalNestedMessage]); | 
 |   XCTAssertTrue(message.optionalNestedMessage != nestedMessage); | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(nestedMessage, message)); | 
 |  | 
 |   [nestedMessage release]; | 
 | } | 
 |  | 
 | - (void)testAutocreatedUnknownFields { | 
 |   // Doing anything with (except reading) unknown fields should cause the | 
 |   // submessage to become visible. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   XCTAssertNotNil(message.optionalNestedMessage); | 
 |   XCTAssertFalse([message hasOptionalNestedMessage]); | 
 |   XCTAssertNil(message.optionalNestedMessage.unknownFields); | 
 |   XCTAssertFalse([message hasOptionalNestedMessage]); | 
 |  | 
 |   GPBUnknownFieldSet *unknownFields = | 
 |       [[[GPBUnknownFieldSet alloc] init] autorelease]; | 
 |   message.optionalNestedMessage.unknownFields = unknownFields; | 
 |   XCTAssertTrue([message hasOptionalNestedMessage]); | 
 |  | 
 |   message.optionalNestedMessage = nil; | 
 |   XCTAssertFalse([message hasOptionalNestedMessage]); | 
 |   [message.optionalNestedMessage setUnknownFields:unknownFields]; | 
 |   XCTAssertTrue([message hasOptionalNestedMessage]); | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedSubmessageToSelf { | 
 |   // Setting submessage to itself should cause it to become visible. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   XCTAssertNotNil(message.optionalNestedMessage); | 
 |   XCTAssertFalse([message hasOptionalNestedMessage]); | 
 |   message.optionalNestedMessage = message.optionalNestedMessage; | 
 |   XCTAssertTrue([message hasOptionalNestedMessage]); | 
 | } | 
 |  | 
 | - (void)testAutocreatedSubmessageMemoryLeaks { | 
 |   // Test for memory leaks with autocreated submessages. | 
 |   TestRecursiveMessage *message; | 
 |   TestRecursiveMessage *messageLevel1; | 
 |   TestRecursiveMessage *messageLevel2; | 
 |   TestRecursiveMessage *messageLevel3; | 
 |   TestRecursiveMessage *messageLevel4; | 
 |   @autoreleasepool { | 
 |     message = [[TestRecursiveMessage alloc] init]; | 
 |     messageLevel1 = [message.a retain]; | 
 |     messageLevel2 = [message.a.a retain]; | 
 |     messageLevel3 = [message.a.a.a retain]; | 
 |     messageLevel4 = [message.a.a.a.a retain]; | 
 |     message.a.i = 1; | 
 |   } | 
 |  | 
 |   XCTAssertEqual(message.retainCount, (NSUInteger)1); | 
 |   [message release]; | 
 |   XCTAssertEqual(messageLevel1.retainCount, (NSUInteger)1); | 
 |   [messageLevel1 release]; | 
 |   XCTAssertEqual(messageLevel2.retainCount, (NSUInteger)1); | 
 |   [messageLevel2 release]; | 
 |   XCTAssertEqual(messageLevel3.retainCount, (NSUInteger)1); | 
 |   [messageLevel3 release]; | 
 |   XCTAssertEqual(messageLevel4.retainCount, (NSUInteger)1); | 
 |   [messageLevel4 release]; | 
 | } | 
 |  | 
 | - (void)testDefaultingArrays { | 
 |   // Basic tests for default creation of arrays in a message. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   TestRecursiveMessageWithRepeatedField *message2 = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |  | 
 |   // Simply accessing the array should not make any fields visible. | 
 |   XCTAssertNotNil(message.a.a.iArray); | 
 |   XCTAssertFalse([message hasA]); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |   XCTAssertNotNil(message2.a.a.strArray); | 
 |   XCTAssertFalse([message2 hasA]); | 
 |   XCTAssertFalse([message2.a hasA]); | 
 |  | 
 |   // But adding an element to the array should. | 
 |   [message.a.a.iArray addValue:42]; | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertTrue([message.a hasA]); | 
 |   XCTAssertEqual([message.a.a.iArray count], (NSUInteger)1); | 
 |   [message2.a.a.strArray addObject:@"foo"]; | 
 |   XCTAssertTrue([message2 hasA]); | 
 |   XCTAssertTrue([message2.a hasA]); | 
 |   XCTAssertEqual([message2.a.a.strArray count], (NSUInteger)1); | 
 | } | 
 |  | 
 | - (void)testAutocreatedArrayShared { | 
 |   // Multiple objects pointing to the same array. | 
 |   TestRecursiveMessageWithRepeatedField *message1a = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   TestRecursiveMessageWithRepeatedField *message1b = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   message1a.a.iArray = message1b.a.iArray; | 
 |   XCTAssertTrue([message1a hasA]); | 
 |   XCTAssertFalse([message1b hasA]); | 
 |   [message1a.a.iArray addValue:1]; | 
 |   XCTAssertTrue([message1a hasA]); | 
 |   XCTAssertTrue([message1b hasA]); | 
 |   XCTAssertEqual(message1a.a.iArray, message1b.a.iArray); | 
 |  | 
 |   TestRecursiveMessageWithRepeatedField *message2a = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   TestRecursiveMessageWithRepeatedField *message2b = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   message2a.a.strArray = message2b.a.strArray; | 
 |   XCTAssertTrue([message2a hasA]); | 
 |   XCTAssertFalse([message2b hasA]); | 
 |   [message2a.a.strArray addObject:@"bar"]; | 
 |   XCTAssertTrue([message2a hasA]); | 
 |   XCTAssertTrue([message2b hasA]); | 
 |   XCTAssertEqual(message2a.a.strArray, message2b.a.strArray); | 
 | } | 
 |  | 
 | - (void)testAutocreatedArrayCopy { | 
 |   // Copy should not copy autocreated arrays. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   XCTAssertNotNil(message.repeatedStringArray); | 
 |   XCTAssertNotNil(message.repeatedInt32Array); | 
 |   TestAllTypes *message2 = [[message copy] autorelease]; | 
 |   // Pointer conparisions. | 
 |   XCTAssertNotEqual(message.repeatedStringArray, message2.repeatedStringArray); | 
 |   XCTAssertNotEqual(message.repeatedInt32Array, message2.repeatedInt32Array); | 
 |  | 
 |   // Mutable copy should copy empty arrays that were explicitly set (end up | 
 |   // with different objects that are equal). | 
 |   TestAllTypes *message3 = [TestAllTypes message]; | 
 |   message3.repeatedInt32Array = [GPBInt32Array arrayWithValue:42]; | 
 |   message3.repeatedStringArray = [NSMutableArray arrayWithObject:@"wee"]; | 
 |   XCTAssertNotNil(message.repeatedInt32Array); | 
 |   XCTAssertNotNil(message.repeatedStringArray); | 
 |   TestAllTypes *message4 = [[message3 copy] autorelease]; | 
 |   XCTAssertNotEqual(message3.repeatedInt32Array, message4.repeatedInt32Array); | 
 |   XCTAssertEqualObjects(message3.repeatedInt32Array, | 
 |                         message4.repeatedInt32Array); | 
 |   XCTAssertNotEqual(message3.repeatedStringArray, message4.repeatedStringArray); | 
 |   XCTAssertEqualObjects(message3.repeatedStringArray, | 
 |                         message4.repeatedStringArray); | 
 | } | 
 |  | 
 | - (void)testAutocreatedArrayRetain { | 
 |   // Should be able to retain autocreated array while the creator is dealloced. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |  | 
 |   @autoreleasepool { | 
 |     TestAllTypes *message2 = [TestAllTypes message]; | 
 |     message.repeatedInt32Array = message2.repeatedInt32Array; | 
 |     message.repeatedStringArray = message2.repeatedStringArray; | 
 |     // Pointer conparision | 
 |     XCTAssertEqual(message.repeatedInt32Array->_autocreator, message2); | 
 |     XCTAssertTrue([message.repeatedStringArray | 
 |         isKindOfClass:[GPBAutocreatedArray class]]); | 
 |     XCTAssertEqual( | 
 |         ((GPBAutocreatedArray *)message.repeatedStringArray)->_autocreator, | 
 |         message2); | 
 |   } | 
 |  | 
 |   XCTAssertNil(message.repeatedInt32Array->_autocreator); | 
 |   XCTAssertTrue( | 
 |       [message.repeatedStringArray isKindOfClass:[GPBAutocreatedArray class]]); | 
 |   XCTAssertNil( | 
 |       ((GPBAutocreatedArray *)message.repeatedStringArray)->_autocreator); | 
 | } | 
 |  | 
 | - (void)testSetNilAutocreatedArray { | 
 |   // Setting array to nil should cause it to lose its delegate. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   GPBInt32Array *repeatedInt32Array = [message.repeatedInt32Array retain]; | 
 |   GPBAutocreatedArray *repeatedStringArray = | 
 |       (GPBAutocreatedArray *)[message.repeatedStringArray retain]; | 
 |   XCTAssertTrue([repeatedStringArray isKindOfClass:[GPBAutocreatedArray class]]); | 
 |   XCTAssertEqual(repeatedInt32Array->_autocreator, message); | 
 |   XCTAssertEqual(repeatedStringArray->_autocreator, message); | 
 |   message.repeatedInt32Array = nil; | 
 |   message.repeatedStringArray = nil; | 
 |   XCTAssertNil(repeatedInt32Array->_autocreator); | 
 |   XCTAssertNil(repeatedStringArray->_autocreator); | 
 |   [repeatedInt32Array release]; | 
 |   [repeatedStringArray release]; | 
 | } | 
 |  | 
 | - (void)testSetOverAutocreatedArrayAndSetAgain { | 
 |   // Ensure when dealing with replacing an array it is handled being either | 
 |   // an autocreated one or a straight NSArray. | 
 |  | 
 |   // The real test here is that nothing crashes while doing the work. | 
 |   TestAllTypes *message = [TestAllTypes message]; | 
 |   [message.repeatedStringArray addObject:@"foo"]; | 
 |   XCTAssertEqual(message.repeatedStringArray_Count, (NSUInteger)1); | 
 |   message.repeatedStringArray = [NSMutableArray arrayWithObjects:@"bar", @"bar2", nil]; | 
 |   XCTAssertEqual(message.repeatedStringArray_Count, (NSUInteger)2); | 
 |   message.repeatedStringArray = [NSMutableArray arrayWithObject:@"baz"]; | 
 |   XCTAssertEqual(message.repeatedStringArray_Count, (NSUInteger)1); | 
 | } | 
 |  | 
 | - (void)testReplaceAutocreatedArray { | 
 |   // Replacing array should orphan the old one and cause its creator to become | 
 |   // visible. | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.iArray); | 
 |     XCTAssertFalse([message hasA]); | 
 |     GPBInt32Array *iArray = [message.a.iArray retain]; | 
 |     XCTAssertEqual(iArray->_autocreator, message.a);  // Pointer comparision | 
 |     message.a.iArray = [GPBInt32Array arrayWithValue:1]; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertNotEqual(message.a.iArray, iArray);  // Pointer comparision | 
 |     XCTAssertNil(iArray->_autocreator); | 
 |     [iArray release]; | 
 |   } | 
 |  | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.strArray); | 
 |     XCTAssertFalse([message hasA]); | 
 |     GPBAutocreatedArray *strArray = | 
 |         (GPBAutocreatedArray *)[message.a.strArray retain]; | 
 |     XCTAssertTrue([strArray isKindOfClass:[GPBAutocreatedArray class]]); | 
 |     XCTAssertEqual(strArray->_autocreator, message.a);  // Pointer comparision | 
 |     message.a.strArray = [NSMutableArray arrayWithObject:@"foo"]; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertNotEqual(message.a.strArray, strArray);  // Pointer comparision | 
 |     XCTAssertNil(strArray->_autocreator); | 
 |     [strArray release]; | 
 |   } | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedArrayToSelf { | 
 |   // Setting array to itself should cause it to become visible. | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.iArray); | 
 |     XCTAssertFalse([message hasA]); | 
 |     message.a.iArray = message.a.iArray; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertNil(message.a.iArray->_autocreator); | 
 |   } | 
 |  | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.strArray); | 
 |     XCTAssertFalse([message hasA]); | 
 |     message.a.strArray = message.a.strArray; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertTrue([message.a.strArray isKindOfClass:[GPBAutocreatedArray class]]); | 
 |     XCTAssertNil(((GPBAutocreatedArray *)message.a.strArray)->_autocreator); | 
 |   } | 
 | } | 
 |  | 
 | - (void)testAutocreatedArrayRemoveAllValues { | 
 |   // Calling removeAllValues on autocreated array should not cause it to be | 
 |   // visible. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   [message.a.iArray removeAll]; | 
 |   XCTAssertFalse([message hasA]); | 
 |   [message.a.strArray removeAllObjects]; | 
 |   XCTAssertFalse([message hasA]); | 
 | } | 
 |  | 
 | - (void)testDefaultingMaps { | 
 |   // Basic tests for default creation of maps in a message. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   TestRecursiveMessageWithRepeatedField *message2 = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |  | 
 |   // Simply accessing the map should not make any fields visible. | 
 |   XCTAssertNotNil(message.a.a.iToI); | 
 |   XCTAssertFalse([message hasA]); | 
 |   XCTAssertFalse([message.a hasA]); | 
 |   XCTAssertNotNil(message2.a.a.strToStr); | 
 |   XCTAssertFalse([message2 hasA]); | 
 |   XCTAssertFalse([message2.a hasA]); | 
 |  | 
 |   // But adding an element to the map should. | 
 |   [message.a.a.iToI setInt32:100 forKey:200]; | 
 |   XCTAssertTrue([message hasA]); | 
 |   XCTAssertTrue([message.a hasA]); | 
 |   XCTAssertEqual([message.a.a.iToI count], (NSUInteger)1); | 
 |   [message2.a.a.strToStr setObject:@"foo" forKey:@"bar"]; | 
 |   XCTAssertTrue([message2 hasA]); | 
 |   XCTAssertTrue([message2.a hasA]); | 
 |   XCTAssertEqual([message2.a.a.strToStr count], (NSUInteger)1); | 
 | } | 
 |  | 
 | - (void)testAutocreatedMapShared { | 
 |   // Multiple objects pointing to the same map. | 
 |   TestRecursiveMessageWithRepeatedField *message1a = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   TestRecursiveMessageWithRepeatedField *message1b = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   message1a.a.iToI = message1b.a.iToI; | 
 |   XCTAssertTrue([message1a hasA]); | 
 |   XCTAssertFalse([message1b hasA]); | 
 |   [message1a.a.iToI setInt32:1 forKey:2]; | 
 |   XCTAssertTrue([message1a hasA]); | 
 |   XCTAssertTrue([message1b hasA]); | 
 |   XCTAssertEqual(message1a.a.iToI, message1b.a.iToI); | 
 |  | 
 |   TestRecursiveMessageWithRepeatedField *message2a = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   TestRecursiveMessageWithRepeatedField *message2b = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   message2a.a.strToStr = message2b.a.strToStr; | 
 |   XCTAssertTrue([message2a hasA]); | 
 |   XCTAssertFalse([message2b hasA]); | 
 |   [message2a.a.strToStr setObject:@"bar" forKey:@"foo"]; | 
 |   XCTAssertTrue([message2a hasA]); | 
 |   XCTAssertTrue([message2b hasA]); | 
 |   XCTAssertEqual(message2a.a.strToStr, message2b.a.strToStr); | 
 | } | 
 |  | 
 | - (void)testAutocreatedMapCopy { | 
 |   // Copy should not copy autocreated maps. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   XCTAssertNotNil(message.strToStr); | 
 |   XCTAssertNotNil(message.iToI); | 
 |   TestRecursiveMessageWithRepeatedField *message2 = | 
 |       [[message copy] autorelease]; | 
 |   // Pointer conparisions. | 
 |   XCTAssertNotEqual(message.strToStr, message2.strToStr); | 
 |   XCTAssertNotEqual(message.iToI, message2.iToI); | 
 |  | 
 |   // Mutable copy should copy empty arrays that were explicitly set (end up | 
 |   // with different objects that are equal). | 
 |   TestRecursiveMessageWithRepeatedField *message3 = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   message3.iToI = [[[GPBInt32Int32Dictionary alloc] init] autorelease]; | 
 |   [message3.iToI setInt32:10 forKey:20]; | 
 |   message3.strToStr = | 
 |       [NSMutableDictionary dictionaryWithObject:@"abc" forKey:@"123"]; | 
 |   XCTAssertNotNil(message.iToI); | 
 |   XCTAssertNotNil(message.iToI); | 
 |   TestRecursiveMessageWithRepeatedField *message4 = | 
 |       [[message3 copy] autorelease]; | 
 |   XCTAssertNotEqual(message3.iToI, message4.iToI); | 
 |   XCTAssertEqualObjects(message3.iToI, message4.iToI); | 
 |   XCTAssertNotEqual(message3.strToStr, message4.strToStr); | 
 |   XCTAssertEqualObjects(message3.strToStr, message4.strToStr); | 
 | } | 
 |  | 
 | - (void)testAutocreatedMapRetain { | 
 |   // Should be able to retain autocreated map while the creator is dealloced. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |  | 
 |   @autoreleasepool { | 
 |     TestRecursiveMessageWithRepeatedField *message2 = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     message.iToI = message2.iToI; | 
 |     message.strToStr = message2.strToStr; | 
 |     // Pointer conparision | 
 |     XCTAssertEqual(message.iToI->_autocreator, message2); | 
 |     XCTAssertTrue([message.strToStr | 
 |         isKindOfClass:[GPBAutocreatedDictionary class]]); | 
 |     XCTAssertEqual( | 
 |         ((GPBAutocreatedDictionary *)message.strToStr)->_autocreator, | 
 |         message2); | 
 |   } | 
 |  | 
 |   XCTAssertNil(message.iToI->_autocreator); | 
 |   XCTAssertTrue( | 
 |       [message.strToStr isKindOfClass:[GPBAutocreatedDictionary class]]); | 
 |   XCTAssertNil( | 
 |       ((GPBAutocreatedDictionary *)message.strToStr)->_autocreator); | 
 | } | 
 |  | 
 | - (void)testSetNilAutocreatedMap { | 
 |   // Setting map to nil should cause it to lose its delegate. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   GPBInt32Int32Dictionary *iToI = [message.iToI retain]; | 
 |   GPBAutocreatedDictionary *strToStr = | 
 |       (GPBAutocreatedDictionary *)[message.strToStr retain]; | 
 |   XCTAssertTrue([strToStr isKindOfClass:[GPBAutocreatedDictionary class]]); | 
 |   XCTAssertEqual(iToI->_autocreator, message); | 
 |   XCTAssertEqual(strToStr->_autocreator, message); | 
 |   message.iToI = nil; | 
 |   message.strToStr = nil; | 
 |   XCTAssertNil(iToI->_autocreator); | 
 |   XCTAssertNil(strToStr->_autocreator); | 
 |   [iToI release]; | 
 |   [strToStr release]; | 
 | } | 
 |  | 
 | - (void)testSetOverAutocreatedMapAndSetAgain { | 
 |   // Ensure when dealing with replacing a map it is handled being either | 
 |   // an autocreated one or a straight NSDictionary. | 
 |  | 
 |   // The real test here is that nothing crashes while doing the work. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   message.strToStr[@"foo"] = @"bar"; | 
 |   XCTAssertEqual(message.strToStr_Count, (NSUInteger)1); | 
 |   message.strToStr = | 
 |       [NSMutableDictionary dictionaryWithObjectsAndKeys:@"bar", @"key1", @"baz", @"key2", nil]; | 
 |   XCTAssertEqual(message.strToStr_Count, (NSUInteger)2); | 
 |   message.strToStr = | 
 |       [NSMutableDictionary dictionaryWithObject:@"baz" forKey:@"mumble"]; | 
 |   XCTAssertEqual(message.strToStr_Count, (NSUInteger)1); | 
 | } | 
 |  | 
 | - (void)testReplaceAutocreatedMap { | 
 |   // Replacing map should orphan the old one and cause its creator to become | 
 |   // visible. | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.iToI); | 
 |     XCTAssertFalse([message hasA]); | 
 |     GPBInt32Int32Dictionary *iToI = [message.a.iToI retain]; | 
 |     XCTAssertEqual(iToI->_autocreator, message.a);  // Pointer comparision | 
 |     message.a.iToI = [[[GPBInt32Int32Dictionary alloc] init] autorelease]; | 
 |     [message.a.iToI setInt32:6 forKey:7]; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertNotEqual(message.a.iToI, iToI);  // Pointer comparision | 
 |     XCTAssertNil(iToI->_autocreator); | 
 |     [iToI release]; | 
 |   } | 
 |  | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.strToStr); | 
 |     XCTAssertFalse([message hasA]); | 
 |     GPBAutocreatedDictionary *strToStr = | 
 |         (GPBAutocreatedDictionary *)[message.a.strToStr retain]; | 
 |     XCTAssertTrue([strToStr isKindOfClass:[GPBAutocreatedDictionary class]]); | 
 |     XCTAssertEqual(strToStr->_autocreator, message.a);  // Pointer comparision | 
 |     message.a.strToStr = | 
 |         [NSMutableDictionary dictionaryWithObject:@"abc" forKey:@"def"]; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertNotEqual(message.a.strToStr, strToStr);  // Pointer comparision | 
 |     XCTAssertNil(strToStr->_autocreator); | 
 |     [strToStr release]; | 
 |   } | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedMapToSelf { | 
 |   // Setting map to itself should cause it to become visible. | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.iToI); | 
 |     XCTAssertFalse([message hasA]); | 
 |     message.a.iToI = message.a.iToI; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertNil(message.a.iToI->_autocreator); | 
 |   } | 
 |  | 
 |   { | 
 |     TestRecursiveMessageWithRepeatedField *message = | 
 |         [TestRecursiveMessageWithRepeatedField message]; | 
 |     XCTAssertNotNil(message.a); | 
 |     XCTAssertNotNil(message.a.strToStr); | 
 |     XCTAssertFalse([message hasA]); | 
 |     message.a.strToStr = message.a.strToStr; | 
 |     XCTAssertTrue([message hasA]); | 
 |     XCTAssertTrue([message.a.strToStr isKindOfClass:[GPBAutocreatedDictionary class]]); | 
 |     XCTAssertNil(((GPBAutocreatedDictionary *)message.a.strToStr)->_autocreator); | 
 |   } | 
 | } | 
 |  | 
 | - (void)testAutocreatedMapRemoveAllValues { | 
 |   // Calling removeAll on autocreated map should not cause it to be visible. | 
 |   TestRecursiveMessageWithRepeatedField *message = | 
 |       [TestRecursiveMessageWithRepeatedField message]; | 
 |   [message.a.iToI removeAll]; | 
 |   XCTAssertFalse([message hasA]); | 
 |   [message.a.strToStr removeAllObjects]; | 
 |   XCTAssertFalse([message hasA]); | 
 | } | 
 |  | 
 | - (void)testExtensionAccessors { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self assertAllExtensionsSet:message repeatedCount:kGPBDefaultRepeatCount]; | 
 | } | 
 |  | 
 | - (void)testExtensionRepeatedSetters { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self modifyRepeatedExtensions:message]; | 
 |   [self assertRepeatedExtensionsModified:message | 
 |                            repeatedCount:kGPBDefaultRepeatCount]; | 
 | } | 
 |  | 
 | - (void)testExtensionDefaults { | 
 |   [self assertExtensionsClear:[TestAllExtensions message]]; | 
 | } | 
 |  | 
 | - (void)testExtensionIsEquals { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self modifyRepeatedExtensions:message]; | 
 |   TestAllExtensions *message2 = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message2 repeatedCount:kGPBDefaultRepeatCount]; | 
 |   XCTAssertFalse([message isEqual:message2]); | 
 |   message2 = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message2 repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self modifyRepeatedExtensions:message2]; | 
 |   XCTAssertEqualObjects(message, message2); | 
 | } | 
 |  | 
 | - (void)testExtensionsMergeFrom { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   [self modifyRepeatedExtensions:message]; | 
 |  | 
 |   message = [TestAllExtensions message]; | 
 |   [self setAllExtensions:message repeatedCount:kGPBDefaultRepeatCount]; | 
 |   TestAllExtensions *message2 = [TestAllExtensions message]; | 
 |   [self modifyRepeatedExtensions:message2]; | 
 |   [message2 mergeFrom:message]; | 
 |  | 
 |   XCTAssertEqualObjects(message, message2); | 
 | } | 
 |  | 
 | - (void)testDefaultingExtensionMessages { | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |  | 
 |   // Initially they should all not have values. | 
 |  | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalGroupExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalGroupExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalNestedMessageExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalForeignMessageExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalImportMessageExtension]]); | 
 |   XCTAssertFalse([message | 
 |       hasExtension:[UnittestRoot optionalPublicImportMessageExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalLazyMessageExtension]]); | 
 |  | 
 |   // They should auto create something when fetched. | 
 |  | 
 |   TestAllTypes_OptionalGroup *optionalGroup = | 
 |       [message getExtension:[UnittestRoot optionalGroupExtension]]; | 
 |   TestAllTypes_NestedMessage *optionalNestedMessage = | 
 |       [message getExtension:[UnittestRoot optionalNestedMessageExtension]]; | 
 |   ForeignMessage *optionalForeignMessage = | 
 |       [message getExtension:[UnittestRoot optionalForeignMessageExtension]]; | 
 |   ImportMessage *optionalImportMessage = | 
 |       [message getExtension:[UnittestRoot optionalImportMessageExtension]]; | 
 |   PublicImportMessage *optionalPublicImportMessage = [message | 
 |       getExtension:[UnittestRoot optionalPublicImportMessageExtension]]; | 
 |   TestAllTypes_NestedMessage *optionalLazyMessage = | 
 |       [message getExtension:[UnittestRoot optionalLazyMessageExtension]]; | 
 |  | 
 |   XCTAssertNotNil(optionalGroup); | 
 |   XCTAssertNotNil(optionalNestedMessage); | 
 |   XCTAssertNotNil(optionalForeignMessage); | 
 |   XCTAssertNotNil(optionalImportMessage); | 
 |   XCTAssertNotNil(optionalPublicImportMessage); | 
 |   XCTAssertNotNil(optionalLazyMessage); | 
 |  | 
 |   // Although it auto-created empty messages, it should not show that it has | 
 |   // them. | 
 |  | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalGroupExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalGroupExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalNestedMessageExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalForeignMessageExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalImportMessageExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalPublicImportMessageExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalLazyMessageExtension]]); | 
 |  | 
 |   // And they set that value back in to the message since the value created was | 
 |   // mutable (so a second fetch should give the same object). | 
 |  | 
 |   XCTAssertEqual([message getExtension:[UnittestRoot optionalGroupExtension]], | 
 |                  optionalGroup); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalNestedMessageExtension]], | 
 |       optionalNestedMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalForeignMessageExtension]], | 
 |       optionalForeignMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalImportMessageExtension]], | 
 |       optionalImportMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalPublicImportMessageExtension]], | 
 |       optionalPublicImportMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalLazyMessageExtension]], | 
 |       optionalLazyMessage); | 
 |  | 
 |   // And the default objects for a second message should be distinct (again, | 
 |   // since they are mutable, each needs their own copy). | 
 |  | 
 |   TestAllExtensions *message2 = [TestAllExtensions message]; | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual( | 
 |       [message2 getExtension:[UnittestRoot optionalGroupExtension]], | 
 |       optionalGroup); | 
 |   XCTAssertNotEqual( | 
 |       [message2 getExtension:[UnittestRoot optionalNestedMessageExtension]], | 
 |       optionalNestedMessage); | 
 |   XCTAssertNotEqual( | 
 |       [message2 getExtension:[UnittestRoot optionalForeignMessageExtension]], | 
 |       optionalForeignMessage); | 
 |   XCTAssertNotEqual( | 
 |       [message2 getExtension:[UnittestRoot optionalImportMessageExtension]], | 
 |       optionalImportMessage); | 
 |   XCTAssertNotEqual( | 
 |       [message2 getExtension:[UnittestRoot optionalPublicImportMessageExtension]], | 
 |       optionalPublicImportMessage); | 
 |   XCTAssertNotEqual( | 
 |       [message2 getExtension:[UnittestRoot optionalLazyMessageExtension]], | 
 |       optionalLazyMessage); | 
 |  | 
 |   // Clear values, and on next access you get back new submessages. | 
 |  | 
 |   [message setExtension:[UnittestRoot optionalGroupExtension] value:nil]; | 
 |   [message setExtension:[UnittestRoot optionalGroupExtension] value:nil]; | 
 |   [message setExtension:[UnittestRoot optionalNestedMessageExtension] | 
 |                   value:nil]; | 
 |   [message setExtension:[UnittestRoot optionalForeignMessageExtension] | 
 |                   value:nil]; | 
 |   [message setExtension:[UnittestRoot optionalImportMessageExtension] | 
 |                   value:nil]; | 
 |   [message setExtension:[UnittestRoot optionalPublicImportMessageExtension] | 
 |                   value:nil]; | 
 |   [message setExtension:[UnittestRoot optionalLazyMessageExtension] value:nil]; | 
 |  | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalGroupExtension]]); | 
 |   XCTAssertFalse([message hasExtension:[UnittestRoot optionalGroupExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalNestedMessageExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalForeignMessageExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalImportMessageExtension]]); | 
 |   XCTAssertFalse([message | 
 |       hasExtension:[UnittestRoot optionalPublicImportMessageExtension]]); | 
 |   XCTAssertFalse( | 
 |       [message hasExtension:[UnittestRoot optionalLazyMessageExtension]]); | 
 |  | 
 |   XCTAssertEqual([message getExtension:[UnittestRoot optionalGroupExtension]], | 
 |                  optionalGroup); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalNestedMessageExtension]], | 
 |       optionalNestedMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalForeignMessageExtension]], | 
 |       optionalForeignMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalImportMessageExtension]], | 
 |       optionalImportMessage); | 
 |   XCTAssertEqual( | 
 |       [message | 
 |           getExtension:[UnittestRoot optionalPublicImportMessageExtension]], | 
 |       optionalPublicImportMessage); | 
 |   XCTAssertEqual( | 
 |       [message getExtension:[UnittestRoot optionalLazyMessageExtension]], | 
 |       optionalLazyMessage); | 
 | } | 
 |  | 
 | - (void)testMultiplePointersToAutocreatedExtension { | 
 |   // 2 objects point to the same auto-created extension. One should "has" it. | 
 |   // The other should not. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   TestAllExtensions *message2 = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *extension = [UnittestRoot optionalGroupExtension]; | 
 |   [message setExtension:extension value:[message2 getExtension:extension]]; | 
 |   XCTAssertEqual([message getExtension:extension], | 
 |                  [message2 getExtension:extension]); | 
 |   XCTAssertFalse([message2 hasExtension:extension]); | 
 |   XCTAssertTrue([message hasExtension:extension]); | 
 |  | 
 |   TestAllTypes_OptionalGroup *extensionValue = | 
 |       [message2 getExtension:extension]; | 
 |   extensionValue.a = 1; | 
 |   XCTAssertTrue([message2 hasExtension:extension]); | 
 |   XCTAssertTrue([message hasExtension:extension]); | 
 | } | 
 |  | 
 | - (void)testCopyWithAutocreatedExtension { | 
 |   // Mutable copy shouldn't copy autocreated extensions. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *optionalGroupExtension = | 
 |       [UnittestRoot optionalGroupExtension]; | 
 |   GPBExtensionDescriptor *optionalNestedMessageExtesion = | 
 |       [UnittestRoot optionalNestedMessageExtension]; | 
 |   TestAllTypes_OptionalGroup *optionalGroup = | 
 |       [message getExtension:optionalGroupExtension]; | 
 |   optionalGroup.a = 42; | 
 |   XCTAssertNotNil(optionalGroup); | 
 |   XCTAssertNotNil([message getExtension:optionalNestedMessageExtesion]); | 
 |   XCTAssertTrue([message hasExtension:optionalGroupExtension]); | 
 |   XCTAssertFalse([message hasExtension:optionalNestedMessageExtesion]); | 
 |  | 
 |   TestAllExtensions *message2 = [[message copy] autorelease]; | 
 |  | 
 |   // message2 should end up with its own copy of the optional group. | 
 |   XCTAssertTrue([message2 hasExtension:optionalGroupExtension]); | 
 |   XCTAssertEqualObjects([message getExtension:optionalGroupExtension], | 
 |                         [message2 getExtension:optionalGroupExtension]); | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual([message getExtension:optionalGroupExtension], | 
 |                     [message2 getExtension:optionalGroupExtension]); | 
 |  | 
 |   XCTAssertFalse([message2 hasExtension:optionalNestedMessageExtesion]); | 
 |   // Intentionally doing a pointer comparison (auto creation should be | 
 |   // different) | 
 |   XCTAssertNotEqual([message getExtension:optionalNestedMessageExtesion], | 
 |                     [message2 getExtension:optionalNestedMessageExtesion]); | 
 | } | 
 |  | 
 | - (void)testClearMessageAutocreatedExtension { | 
 |   // Call clear should cause it to recreate its autocreated extensions. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *optionalGroupExtension = | 
 |       [UnittestRoot optionalGroupExtension]; | 
 |   TestAllTypes_OptionalGroup *optionalGroup = | 
 |       [[message getExtension:optionalGroupExtension] retain]; | 
 |   [message clear]; | 
 |   TestAllTypes_OptionalGroup *optionalGroupNew = | 
 |       [message getExtension:optionalGroupExtension]; | 
 |  | 
 |   // Intentionally doing a pointer comparison. | 
 |   XCTAssertNotEqual(optionalGroup, optionalGroupNew); | 
 |   [optionalGroup release]; | 
 | } | 
 |  | 
 | - (void)testRetainAutocreatedExtension { | 
 |   // Should be able to retain autocreated extension while the creator is | 
 |   // dealloced. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *optionalGroupExtension = | 
 |       [UnittestRoot optionalGroupExtension]; | 
 |  | 
 |   @autoreleasepool { | 
 |     TestAllExtensions *message2 = [TestAllExtensions message]; | 
 |     [message setExtension:optionalGroupExtension | 
 |                     value:[message2 getExtension:optionalGroupExtension]]; | 
 |     XCTAssertTrue(GPBWasMessageAutocreatedBy( | 
 |         [message getExtension:optionalGroupExtension], message2)); | 
 |   } | 
 |  | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy( | 
 |       [message getExtension:optionalGroupExtension], message)); | 
 | } | 
 |  | 
 | - (void)testClearAutocreatedExtension { | 
 |   // Clearing autocreated extension should NOT cause it to lose its creator. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *optionalGroupExtension = | 
 |       [UnittestRoot optionalGroupExtension]; | 
 |   TestAllTypes_OptionalGroup *optionalGroup = | 
 |       [[message getExtension:optionalGroupExtension] retain]; | 
 |   [message clearExtension:optionalGroupExtension]; | 
 |   TestAllTypes_OptionalGroup *optionalGroupNew = | 
 |       [message getExtension:optionalGroupExtension]; | 
 |   XCTAssertEqual(optionalGroup, optionalGroupNew); | 
 |   XCTAssertFalse([message hasExtension:optionalGroupExtension]); | 
 |   [optionalGroup release]; | 
 |  | 
 |   // Clearing autocreated extension should not cause its creator to become | 
 |   // visible | 
 |   GPBExtensionDescriptor *recursiveExtension = | 
 |       [UnittestObjcRoot recursiveExtension]; | 
 |   TestAllExtensions *message_lvl2 = [message getExtension:recursiveExtension]; | 
 |   TestAllExtensions *message_lvl3 = | 
 |       [message_lvl2 getExtension:recursiveExtension]; | 
 |   [message_lvl3 clearExtension:recursiveExtension]; | 
 |   XCTAssertFalse([message hasExtension:recursiveExtension]); | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedExtensionBecomesVisible { | 
 |   // Setting an extension should cause the extension to appear to its creator. | 
 |   // Test this several levels deep. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *recursiveExtension = | 
 |       [UnittestObjcRoot recursiveExtension]; | 
 |   TestAllExtensions *message_lvl2 = [message getExtension:recursiveExtension]; | 
 |   TestAllExtensions *message_lvl3 = | 
 |       [message_lvl2 getExtension:recursiveExtension]; | 
 |   TestAllExtensions *message_lvl4 = | 
 |       [message_lvl3 getExtension:recursiveExtension]; | 
 |   XCTAssertFalse([message hasExtension:recursiveExtension]); | 
 |   XCTAssertFalse([message_lvl2 hasExtension:recursiveExtension]); | 
 |   XCTAssertFalse([message_lvl3 hasExtension:recursiveExtension]); | 
 |   XCTAssertFalse([message_lvl4 hasExtension:recursiveExtension]); | 
 |   [message_lvl4 setExtension:[UnittestRoot optionalInt32Extension] value:@(1)]; | 
 |   XCTAssertTrue([message hasExtension:recursiveExtension]); | 
 |   XCTAssertTrue([message_lvl2 hasExtension:recursiveExtension]); | 
 |   XCTAssertTrue([message_lvl3 hasExtension:recursiveExtension]); | 
 |   XCTAssertFalse([message_lvl4 hasExtension:recursiveExtension]); | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(message_lvl4, message_lvl3)); | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(message_lvl3, message_lvl2)); | 
 |   XCTAssertFalse(GPBWasMessageAutocreatedBy(message_lvl2, message)); | 
 | } | 
 |  | 
 | - (void)testSetAutocreatedExtensionToSelf { | 
 |   // Setting extension to itself should cause it to become visible. | 
 |   TestAllExtensions *message = [TestAllExtensions message]; | 
 |   GPBExtensionDescriptor *optionalGroupExtension = | 
 |       [UnittestRoot optionalGroupExtension]; | 
 |   XCTAssertNotNil([message getExtension:optionalGroupExtension]); | 
 |   XCTAssertFalse([message hasExtension:optionalGroupExtension]); | 
 |   [message setExtension:optionalGroupExtension | 
 |                   value:[message getExtension:optionalGroupExtension]]; | 
 |   XCTAssertTrue([message hasExtension:optionalGroupExtension]); | 
 | } | 
 |  | 
 | - (void)testAutocreatedExtensionMemoryLeaks { | 
 |   GPBExtensionDescriptor *recursiveExtension = | 
 |       [UnittestObjcRoot recursiveExtension]; | 
 |  | 
 |   // Test for memory leaks with autocreated extensions. | 
 |   TestAllExtensions *message; | 
 |   TestAllExtensions *message_lvl2; | 
 |   TestAllExtensions *message_lvl3; | 
 |   TestAllExtensions *message_lvl4; | 
 |   @autoreleasepool { | 
 |     message = [[TestAllExtensions alloc] init]; | 
 |     message_lvl2 = [[message getExtension:recursiveExtension] retain]; | 
 |     message_lvl3 = [[message_lvl2 getExtension:recursiveExtension] retain]; | 
 |     message_lvl4 = [[message_lvl3 getExtension:recursiveExtension] retain]; | 
 |     [message_lvl2 setExtension:[UnittestRoot optionalInt32Extension] | 
 |                          value:@(1)]; | 
 |   } | 
 |  | 
 |   XCTAssertEqual(message.retainCount, (NSUInteger)1); | 
 |   @autoreleasepool { | 
 |     [message release]; | 
 |   } | 
 |   XCTAssertEqual(message_lvl2.retainCount, (NSUInteger)1); | 
 |   @autoreleasepool { | 
 |     [message_lvl2 release]; | 
 |   } | 
 |   XCTAssertEqual(message_lvl3.retainCount, (NSUInteger)1); | 
 |   @autoreleasepool { | 
 |     [message_lvl3 release]; | 
 |   } | 
 |   XCTAssertEqual(message_lvl4.retainCount, (NSUInteger)1); | 
 |   [message_lvl4 release]; | 
 | } | 
 |  | 
 | - (void)testSetExtensionWithAutocreatedValue { | 
 |   GPBExtensionDescriptor *recursiveExtension = | 
 |       [UnittestObjcRoot recursiveExtension]; | 
 |  | 
 |   TestAllExtensions *message; | 
 |   @autoreleasepool { | 
 |     message = [[TestAllExtensions alloc] init]; | 
 |     [message getExtension:recursiveExtension]; | 
 |   } | 
 |  | 
 |   // This statements checks that the extension value isn't accidentally | 
 |   // dealloced when removing it from the autocreated map. | 
 |   [message setExtension:recursiveExtension | 
 |                   value:[message getExtension:recursiveExtension]]; | 
 |   XCTAssertTrue([message hasExtension:recursiveExtension]); | 
 |   [message release]; | 
 | } | 
 |  | 
 | - (void)testRecursion { | 
 |   TestRecursiveMessage *message = [TestRecursiveMessage message]; | 
 |   XCTAssertNotNil(message.a); | 
 |   XCTAssertNotNil(message.a.a); | 
 |   XCTAssertEqual(message.a.a.i, 0); | 
 | } | 
 |  | 
 | - (void)testGenerateAndParseUnknownMessage { | 
 |   GPBUnknownFieldSet *unknowns = | 
 |       [[[GPBUnknownFieldSet alloc] init] autorelease]; | 
 |   [unknowns mergeVarintField:123 value:456]; | 
 |   GPBMessage *message = [GPBMessage message]; | 
 |   [message setUnknownFields:unknowns]; | 
 |   NSData *data = [message data]; | 
 |   GPBMessage *message2 = | 
 |       [GPBMessage parseFromData:data extensionRegistry:nil error:NULL]; | 
 |   XCTAssertEqualObjects(message, message2); | 
 | } | 
 |  | 
 | - (void)testDelimitedWriteAndParseMultipleMessages { | 
 |   GPBUnknownFieldSet *unknowns1 = | 
 |       [[[GPBUnknownFieldSet alloc] init] autorelease]; | 
 |   [unknowns1 mergeVarintField:123 value:456]; | 
 |   GPBMessage *message1 = [GPBMessage message]; | 
 |   [message1 setUnknownFields:unknowns1]; | 
 |  | 
 |   GPBUnknownFieldSet *unknowns2 = | 
 |       [[[GPBUnknownFieldSet alloc] init] autorelease]; | 
 |   [unknowns2 mergeVarintField:789 value:987]; | 
 |   [unknowns2 mergeVarintField:654 value:321]; | 
 |   GPBMessage *message2 = [GPBMessage message]; | 
 |   [message2 setUnknownFields:unknowns2]; | 
 |  | 
 |   NSMutableData *delimitedData = [NSMutableData data]; | 
 |   [delimitedData appendData:[message1 delimitedData]]; | 
 |   [delimitedData appendData:[message2 delimitedData]]; | 
 |   GPBCodedInputStream *input = | 
 |       [GPBCodedInputStream streamWithData:delimitedData]; | 
 |   GPBMessage *message3 = [GPBMessage parseDelimitedFromCodedInputStream:input | 
 |                                                       extensionRegistry:nil | 
 |                                                                   error:NULL]; | 
 |   GPBMessage *message4 = [GPBMessage parseDelimitedFromCodedInputStream:input | 
 |                                                       extensionRegistry:nil | 
 |                                                                   error:NULL]; | 
 |   XCTAssertEqualObjects(message1, message3); | 
 |   XCTAssertEqualObjects(message2, message4); | 
 | } | 
 |  | 
 | - (void)testDuplicateEnums { | 
 |   XCTAssertEqual(TestEnumWithDupValue_Foo1, TestEnumWithDupValue_Foo2); | 
 | } | 
 |  | 
 | - (void)testWeirdDefaults { | 
 |   ObjcWeirdDefaults *message = [ObjcWeirdDefaults message]; | 
 |   GPBDescriptor *descriptor = [[message class] descriptor]; | 
 |   GPBFieldDescriptor *fieldDesc = [descriptor fieldWithName:@"foo"]; | 
 |   XCTAssertNotNil(fieldDesc); | 
 |   XCTAssertTrue(fieldDesc.hasDefaultValue); | 
 |   XCTAssertFalse(message.hasFoo); | 
 |   XCTAssertEqualObjects(message.foo, @""); | 
 |  | 
 |   fieldDesc = [descriptor fieldWithName:@"bar"]; | 
 |   XCTAssertNotNil(fieldDesc); | 
 |   XCTAssertTrue(fieldDesc.hasDefaultValue); | 
 |   XCTAssertFalse(message.hasBar); | 
 |   XCTAssertEqualObjects(message.bar, GPBEmptyNSData()); | 
 | } | 
 |  | 
 | - (void)testEnumDescriptorFromExtensionDescriptor { | 
 |   GPBExtensionDescriptor *extDescriptor = | 
 |       [UnittestRoot optionalForeignEnumExtension]; | 
 |   XCTAssertEqual(extDescriptor.dataType, GPBDataTypeEnum); | 
 |   GPBEnumDescriptor *enumDescriptor = extDescriptor.enumDescriptor; | 
 |   GPBEnumDescriptor *expectedDescriptor = ForeignEnum_EnumDescriptor(); | 
 |   XCTAssertEqualObjects(enumDescriptor, expectedDescriptor); | 
 | } | 
 |  | 
 | - (void)testPropertyNaming { | 
 |   // objectivec_helpers.cc has some special handing to get proper all caps | 
 |   // for a few cases to meet objc developer expectations. | 
 |   // | 
 |   // This "test" confirms that the expected names are generated, otherwise the | 
 |   // test itself will fail to compile. | 
 |   ObjCPropertyNaming *msg = [ObjCPropertyNaming message]; | 
 |   // On their own, at the end, in the middle. | 
 |   msg.URL = @"good"; | 
 |   msg.thumbnailURL = @"good"; | 
 |   msg.URLFoo = @"good"; | 
 |   msg.someURLBlah = @"good"; | 
 |   msg.HTTP = @"good"; | 
 |   msg.HTTPS = @"good"; | 
 |   // No caps since it was "urls". | 
 |   [msg.urlsArray addObject:@"good"]; | 
 | } | 
 |  | 
 | - (void)testEnumNaming { | 
 |   // objectivec_helpers.cc has some interesting cases to deal with in | 
 |   // EnumValueName/EnumValueShortName.  Confirm that things generated as | 
 |   // expected. | 
 |  | 
 |   // This block just has to compile to confirm we got the expected types/names. | 
 |   // The *_IsValidValue() calls are just there to keep the projects warnings | 
 |   // flags happy by providing use of the variables/values. | 
 |  | 
 |   Foo aFoo = Foo_SerializedSize; | 
 |   Foo_IsValidValue(aFoo); | 
 |   aFoo = Foo_Size; | 
 |   Foo_IsValidValue(aFoo); | 
 |  | 
 |   Category_Enum aCat = Category_Enum_Red; | 
 |   Category_Enum_IsValidValue(aCat); | 
 |  | 
 |   Time aTime = Time_Base; | 
 |   Time_IsValidValue(aTime); | 
 |   aTime = Time_SomethingElse; | 
 |   Time_IsValidValue(aTime); | 
 |  | 
 |   // This block confirms the names in the decriptors is what we wanted. | 
 |  | 
 |   GPBEnumDescriptor *descriptor; | 
 |   NSString *valueName; | 
 |  | 
 |   descriptor = Foo_EnumDescriptor(); | 
 |   XCTAssertNotNil(descriptor); | 
 |   XCTAssertEqualObjects(@"Foo", descriptor.name); | 
 |   valueName = [descriptor enumNameForValue:Foo_SerializedSize]; | 
 |   XCTAssertEqualObjects(@"Foo_SerializedSize", valueName); | 
 |   valueName = [descriptor enumNameForValue:Foo_Size]; | 
 |   XCTAssertEqualObjects(@"Foo_Size", valueName); | 
 |  | 
 |   descriptor = Category_Enum_EnumDescriptor(); | 
 |   XCTAssertNotNil(descriptor); | 
 |   XCTAssertEqualObjects(@"Category_Enum", descriptor.name); | 
 |   valueName = [descriptor enumNameForValue:Category_Enum_Red]; | 
 |   XCTAssertEqualObjects(@"Category_Enum_Red", valueName); | 
 |  | 
 |   descriptor = Time_EnumDescriptor(); | 
 |   XCTAssertNotNil(descriptor); | 
 |   XCTAssertEqualObjects(@"Time", descriptor.name); | 
 |   valueName = [descriptor enumNameForValue:Time_Base]; | 
 |   XCTAssertEqualObjects(@"Time_Base", valueName); | 
 |   valueName = [descriptor enumNameForValue:Time_SomethingElse]; | 
 |   XCTAssertEqualObjects(@"Time_SomethingElse", valueName); | 
 | } | 
 |  | 
 | - (void)testNegativeEnums { | 
 |   EnumTestMsg *msg = [EnumTestMsg message]; | 
 |  | 
 |   // Defaults | 
 |   XCTAssertEqual(msg.foo, EnumTestMsg_MyEnum_Zero); | 
 |   XCTAssertEqual(msg.bar, EnumTestMsg_MyEnum_One); | 
 |   XCTAssertEqual(msg.baz, EnumTestMsg_MyEnum_NegOne); | 
 |   // Bounce to wire and back. | 
 |   NSData *data = [msg data]; | 
 |   XCTAssertNotNil(data); | 
 |   EnumTestMsg *msgPrime = [EnumTestMsg parseFromData:data error:NULL]; | 
 |   XCTAssertEqualObjects(msgPrime, msg); | 
 |   XCTAssertEqual(msgPrime.foo, EnumTestMsg_MyEnum_Zero); | 
 |   XCTAssertEqual(msgPrime.bar, EnumTestMsg_MyEnum_One); | 
 |   XCTAssertEqual(msgPrime.baz, EnumTestMsg_MyEnum_NegOne); | 
 |  | 
 |   // Other values | 
 |   msg.bar = EnumTestMsg_MyEnum_Two; | 
 |   msg.baz = EnumTestMsg_MyEnum_NegTwo; | 
 |   XCTAssertEqual(msg.bar, EnumTestMsg_MyEnum_Two); | 
 |   XCTAssertEqual(msg.baz, EnumTestMsg_MyEnum_NegTwo); | 
 |   // Bounce to wire and back. | 
 |   data = [msg data]; | 
 |   XCTAssertNotNil(data); | 
 |   msgPrime = [EnumTestMsg parseFromData:data error:NULL]; | 
 |   XCTAssertEqualObjects(msgPrime, msg); | 
 |   XCTAssertEqual(msgPrime.foo, EnumTestMsg_MyEnum_Zero); | 
 |   XCTAssertEqual(msgPrime.bar, EnumTestMsg_MyEnum_Two); | 
 |   XCTAssertEqual(msgPrime.baz, EnumTestMsg_MyEnum_NegTwo); | 
 |  | 
 |   // Repeated field (shouldn't ever be an issue since developer has to use the | 
 |   // right GPBArray methods themselves). | 
 |   msg.mumbleArray = [GPBEnumArray | 
 |       arrayWithValidationFunction:EnumTestMsg_MyEnum_IsValidValue]; | 
 |   [msg.mumbleArray addValue:EnumTestMsg_MyEnum_Zero]; | 
 |   [msg.mumbleArray addValue:EnumTestMsg_MyEnum_One]; | 
 |   [msg.mumbleArray addValue:EnumTestMsg_MyEnum_Two]; | 
 |   [msg.mumbleArray addValue:EnumTestMsg_MyEnum_NegOne]; | 
 |   [msg.mumbleArray addValue:EnumTestMsg_MyEnum_NegTwo]; | 
 |   XCTAssertEqual([msg.mumbleArray valueAtIndex:0], EnumTestMsg_MyEnum_Zero); | 
 |   XCTAssertEqual([msg.mumbleArray valueAtIndex:1], EnumTestMsg_MyEnum_One); | 
 |   XCTAssertEqual([msg.mumbleArray valueAtIndex:2], EnumTestMsg_MyEnum_Two); | 
 |   XCTAssertEqual([msg.mumbleArray valueAtIndex:3], EnumTestMsg_MyEnum_NegOne); | 
 |   XCTAssertEqual([msg.mumbleArray valueAtIndex:4], EnumTestMsg_MyEnum_NegTwo); | 
 |   // Bounce to wire and back. | 
 |   data = [msg data]; | 
 |   XCTAssertNotNil(data); | 
 |   msgPrime = [EnumTestMsg parseFromData:data error:NULL]; | 
 |   XCTAssertEqualObjects(msgPrime, msg); | 
 |   XCTAssertEqual([msgPrime.mumbleArray valueAtIndex:0], | 
 |                  EnumTestMsg_MyEnum_Zero); | 
 |   XCTAssertEqual([msgPrime.mumbleArray valueAtIndex:1], EnumTestMsg_MyEnum_One); | 
 |   XCTAssertEqual([msgPrime.mumbleArray valueAtIndex:2], EnumTestMsg_MyEnum_Two); | 
 |   XCTAssertEqual([msgPrime.mumbleArray valueAtIndex:3], | 
 |                  EnumTestMsg_MyEnum_NegOne); | 
 |   XCTAssertEqual([msgPrime.mumbleArray valueAtIndex:4], | 
 |                  EnumTestMsg_MyEnum_NegTwo); | 
 | } | 
 |  | 
 | - (void)testOneBasedEnumHolder { | 
 |   // Test case for https://github.com/google/protobuf/issues/1453 | 
 |   // Message with no explicit defaults, but a non zero default for an enum. | 
 |   MessageWithOneBasedEnum *enumMsg = [MessageWithOneBasedEnum message]; | 
 |   XCTAssertEqual(enumMsg.enumField, MessageWithOneBasedEnum_OneBasedEnum_One); | 
 | } | 
 |  | 
 | - (void)testBoolOffsetUsage { | 
 |   // Bools use storage within has_bits; this test ensures that this is honored | 
 |   // in all places where things should crash or fail based on reading out of | 
 |   // field storage instead. | 
 |   BoolOnlyMessage *msg1 = [BoolOnlyMessage message]; | 
 |   BoolOnlyMessage *msg2 = [BoolOnlyMessage message]; | 
 |  | 
 |   msg1.boolField1 = YES; | 
 |   msg2.boolField1 = YES; | 
 |   msg1.boolField3 = YES; | 
 |   msg2.boolField3 = YES; | 
 |   msg1.boolField5 = YES; | 
 |   msg2.boolField5 = YES; | 
 |   msg1.boolField7 = YES; | 
 |   msg2.boolField7 = YES; | 
 |   msg1.boolField9 = YES; | 
 |   msg2.boolField9 = YES; | 
 |   msg1.boolField11 = YES; | 
 |   msg2.boolField11 = YES; | 
 |   msg1.boolField13 = YES; | 
 |   msg2.boolField13 = YES; | 
 |   msg1.boolField15 = YES; | 
 |   msg2.boolField15 = YES; | 
 |   msg1.boolField17 = YES; | 
 |   msg2.boolField17 = YES; | 
 |   msg1.boolField19 = YES; | 
 |   msg2.boolField19 = YES; | 
 |   msg1.boolField21 = YES; | 
 |   msg2.boolField21 = YES; | 
 |   msg1.boolField23 = YES; | 
 |   msg2.boolField23 = YES; | 
 |   msg1.boolField25 = YES; | 
 |   msg2.boolField25 = YES; | 
 |   msg1.boolField27 = YES; | 
 |   msg2.boolField27 = YES; | 
 |   msg1.boolField29 = YES; | 
 |   msg2.boolField29 = YES; | 
 |   msg1.boolField31 = YES; | 
 |   msg2.boolField31 = YES; | 
 |  | 
 |   msg1.boolField32 = YES; | 
 |   msg2.boolField32 = YES; | 
 |  | 
 |   XCTAssertTrue(msg1 != msg2); // Different pointers. | 
 |   XCTAssertEqual([msg1 hash], [msg2 hash]); | 
 |   XCTAssertEqualObjects(msg1, msg2); | 
 |  | 
 |   BoolOnlyMessage *msg1Prime = [[msg1 copy] autorelease]; | 
 |   XCTAssertTrue(msg1Prime != msg1); // Different pointers. | 
 |   XCTAssertEqual([msg1 hash], [msg1Prime hash]); | 
 |   XCTAssertEqualObjects(msg1, msg1Prime); | 
 |  | 
 |   // Field set in one, but not the other means they don't match (even if | 
 |   // set to default value). | 
 |   msg1Prime.boolField2 = NO; | 
 |   XCTAssertNotEqualObjects(msg1Prime, msg1); | 
 |   // And when set to different values. | 
 |   msg1.boolField2 = YES; | 
 |   XCTAssertNotEqualObjects(msg1Prime, msg1); | 
 |   // And then they match again. | 
 |   msg1.boolField2 = NO; | 
 |   XCTAssertEqualObjects(msg1Prime, msg1); | 
 |   XCTAssertEqual([msg1 hash], [msg1Prime hash]); | 
 | } | 
 |  | 
 | - (void)testCopyingMapFileds { | 
 |   TestMessageOfMaps *msg = [TestMessageOfMaps message]; | 
 |  | 
 |   msg.strToStr[@"foo"] = @"bar"; | 
 |  | 
 |   [msg.strToInt setInt32:1 forKey:@"mumble"]; | 
 |   [msg.intToStr setObject:@"wee" forKey:42]; | 
 |   [msg.intToInt setInt32:123 forKey:321]; | 
 |  | 
 |   [msg.strToBool setBool:YES forKey:@"one"]; | 
 |   [msg.boolToStr setObject:@"something" forKey:YES]; | 
 |   [msg.boolToBool setBool:YES forKey:NO]; | 
 |  | 
 |   [msg.intToBool setBool:YES forKey:13]; | 
 |   [msg.boolToInt setInt32:111 forKey:NO]; | 
 |  | 
 |   TestAllTypes *subMsg1 = [TestAllTypes message]; | 
 |   subMsg1.optionalInt32 = 1; | 
 |   TestAllTypes *subMsg2 = [TestAllTypes message]; | 
 |   subMsg1.optionalInt32 = 2; | 
 |   TestAllTypes *subMsg3 = [TestAllTypes message]; | 
 |   subMsg1.optionalInt32 = 3; | 
 |  | 
 |   msg.strToMsg[@"baz"] = subMsg1; | 
 |   [msg.intToMsg setObject:subMsg2 forKey:222]; | 
 |   [msg.boolToMsg setObject:subMsg3 forKey:YES]; | 
 |  | 
 |   TestMessageOfMaps *msg2 = [[msg copy] autorelease]; | 
 |   XCTAssertNotNil(msg2); | 
 |   XCTAssertEqualObjects(msg2, msg); | 
 |   XCTAssertTrue(msg2 != msg);  // ptr compare | 
 |   XCTAssertTrue(msg.strToStr != msg2.strToStr);  // ptr compare | 
 |   XCTAssertTrue(msg.intToStr != msg2.intToStr);  // ptr compare | 
 |   XCTAssertTrue(msg.intToInt != msg2.intToInt);  // ptr compare | 
 |   XCTAssertTrue(msg.strToBool != msg2.strToBool);  // ptr compare | 
 |   XCTAssertTrue(msg.boolToStr != msg2.boolToStr);  // ptr compare | 
 |   XCTAssertTrue(msg.boolToBool != msg2.boolToBool);  // ptr compare | 
 |   XCTAssertTrue(msg.intToBool != msg2.intToBool);  // ptr compare | 
 |   XCTAssertTrue(msg.boolToInt != msg2.boolToInt);  // ptr compare | 
 |   XCTAssertTrue(msg.strToMsg != msg2.strToMsg);  // ptr compare | 
 |   XCTAssertTrue(msg.intToMsg != msg2.intToMsg);  // ptr compare | 
 |   XCTAssertTrue(msg.boolToMsg != msg2.boolToMsg);  // ptr compare | 
 |  | 
 |   XCTAssertTrue(msg.strToMsg[@"baz"] != msg2.strToMsg[@"baz"]);  // ptr compare | 
 |   XCTAssertEqualObjects(msg.strToMsg[@"baz"], msg2.strToMsg[@"baz"]); | 
 |   XCTAssertTrue([msg.intToMsg objectForKey:222] != [msg2.intToMsg objectForKey:222]);  // ptr compare | 
 |   XCTAssertEqualObjects([msg.intToMsg objectForKey:222], [msg2.intToMsg objectForKey:222]); | 
 |   XCTAssertTrue([msg.boolToMsg objectForKey:YES] != [msg2.boolToMsg objectForKey:YES]);  // ptr compare | 
 |   XCTAssertEqualObjects([msg.boolToMsg objectForKey:YES], [msg2.boolToMsg objectForKey:YES]); | 
 | } | 
 |  | 
 | @end |