| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #import <Flutter/Flutter.h> |
| #import <XCTest/XCTest.h> |
| #import "HandlerBinaryMessenger.h" |
| #import "multiple_arity.gen.h" |
| |
| /////////////////////////////////////////////////////////////////////////////////////////// |
| @interface MultipleAritytest : XCTestCase |
| @end |
| |
| /////////////////////////////////////////////////////////////////////////////////////////// |
| @implementation MultipleAritytest |
| |
| - (void)testSimple { |
| HandlerBinaryMessenger *binaryMessenger = |
| [[HandlerBinaryMessenger alloc] initWithCodec:MultipleArityHostApiGetCodec() |
| handler:^id _Nullable(NSArray *_Nonnull args) { |
| return @([args[0] intValue] - [args[1] intValue]); |
| }]; |
| MultipleArityFlutterApi *api = |
| [[MultipleArityFlutterApi alloc] initWithBinaryMessenger:binaryMessenger]; |
| XCTestExpectation *expectation = [self expectationWithDescription:@"subtraction"]; |
| [api subtractX:@(30) |
| y:@(10) |
| completion:^(NSNumber *_Nonnull result, NSError *_Nullable error) { |
| XCTAssertNil(error); |
| XCTAssertEqual(20, result.intValue); |
| [expectation fulfill]; |
| }]; |
| [self waitForExpectations:@[ expectation ] timeout:30.0]; |
| } |
| |
| @end |
