blob: 7351b9cd33e109ef4f3d01401e81f7915dfe91f1 [file] [log] [blame] [edit]
#!/usr/bin/ruby
# basic_test_pb.rb is in the same directory as this test.
$LOAD_PATH.unshift(File.expand_path(File.dirname(__FILE__)))
require 'basic_test_pb'
require 'common_tests'
require 'google/protobuf'
require 'json'
require 'test/unit'
# ------------- generated code --------------
module BasicTest
pool = Google::Protobuf::DescriptorPool.new
pool.build do
add_message "BadFieldNames" do
optional :dup, :int32, 1
optional :class, :int32, 2
end
end
BadFieldNames = pool.lookup("BadFieldNames").msgclass
# ------------ test cases ---------------
class MessageContainerTest < Test::Unit::TestCase
# Required by CommonTests module to resolve proto3 proto classes used in tests.
def proto_module
::BasicTest
end
include CommonTests
def test_issue_8311_crash
Google::Protobuf::DescriptorPool.generated_pool.build do
add_file("inner.proto", :syntax => :proto3) do
add_message "Inner" do
# Removing either of these fixes the segfault.
optional :foo, :string, 1
optional :bar, :string, 2
end
end
end
Google::Protobuf::DescriptorPool.generated_pool.build do
add_file("outer.proto", :syntax => :proto3) do
add_message "Outer" do
repeated :inners, :message, 1, "Inner"
end
end
end
outer = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("Outer").msgclass
outer.new(
inners: []
)['inners'].to_s
assert_raise Google::Protobuf::TypeError do
outer.new(
inners: [nil]
).to_s
end
end
def test_issue_8559_crash
msg = TestMessage.new
msg.repeated_int32 = ::Google::Protobuf::RepeatedField.new(:int32, [1, 2, 3])
# https://github.com/jruby/jruby/issues/6818 was fixed in JRuby 9.3.0.0
if cruby_or_jruby_9_3_or_higher?
GC.start(full_mark: true, immediate_sweep: true)
end
TestMessage.encode(msg)
end
def test_issue_9440
msg = HelloRequest.new
msg.id = 8
assert_equal 8, msg.id
msg.version = '1'
assert_equal 8, msg.id
end
def test_issue_9507
pool = Google::Protobuf::DescriptorPool.new
pool.build do
add_message "NpeMessage" do
optional :type, :enum, 1, "TestEnum"
optional :other, :string, 2
end
add_enum "TestEnum" do
value :Something, 0
end
end
msgclass = pool.lookup("NpeMessage").msgclass
m = msgclass.new(
other: "foo" # must be set, but can be blank
)
begin
encoded = msgclass.encode(m)
rescue java.lang.NullPointerException
flunk "NPE rescued"
end
decoded = msgclass.decode(encoded)
decoded.inspect
decoded.to_proto
end
def test_has_field
m = TestSingularFields.new
assert !m.has_singular_msg?
m.singular_msg = TestMessage2.new
assert m.has_singular_msg?
assert TestSingularFields.descriptor.lookup('singular_msg').has?(m)
m = OneofMessage.new
assert !m.has_my_oneof?
assert !m.has_a?
m.a = "foo"
assert m.has_my_oneof?
assert m.has_a?
assert_true OneofMessage.descriptor.lookup('a').has?(m)
m = TestSingularFields.new
assert_raise NoMethodError do
m.has_singular_int32?
end
assert_raise ArgumentError do
TestSingularFields.descriptor.lookup('singular_int32').has?(m)
end
assert_raise NoMethodError do
m.has_singular_string?
end
assert_raise ArgumentError do
TestSingularFields.descriptor.lookup('singular_string').has?(m)
end
assert_raise NoMethodError do
m.has_singular_bool?
end
assert_raise ArgumentError do
TestSingularFields.descriptor.lookup('singular_bool').has?(m)
end
m = TestMessage.new
assert_raise NoMethodError do
m.has_repeated_msg?
end
assert_raise ArgumentError do
TestMessage.descriptor.lookup('repeated_msg').has?(m)
end
end
def test_no_presence
m = TestSingularFields.new
# Explicitly setting to zero does not cause anything to be serialized.
m.singular_int32 = 0
assert_equal "", TestSingularFields.encode(m)
# Explicitly setting to a non-zero value *does* cause serialization.
m.singular_int32 = 1
assert_not_equal "", TestSingularFields.encode(m)
m.singular_int32 = 0
assert_equal "", TestSingularFields.encode(m)
end
def test_set_clear_defaults
m = TestSingularFields.new
m.singular_int32 = -42
assert_equal( -42, m.singular_int32 )
m.clear_singular_int32
assert_equal 0, m.singular_int32
m.singular_int32 = 50
assert_equal 50, m.singular_int32
TestSingularFields.descriptor.lookup('singular_int32').clear(m)
assert_equal 0, m.singular_int32
m.singular_string = "foo bar"
assert_equal "foo bar", m.singular_string
m.clear_singular_string
assert_equal "", m.singular_string
m.singular_string = "foo"
assert_equal "foo", m.singular_string
TestSingularFields.descriptor.lookup('singular_string').clear(m)
assert_equal "", m.singular_string
m.singular_msg = TestMessage2.new(:foo => 42)
assert_equal TestMessage2.new(:foo => 42), m.singular_msg
assert m.has_singular_msg?
m.clear_singular_msg
assert_equal nil, m.singular_msg
assert !m.has_singular_msg?
m.singular_msg = TestMessage2.new(:foo => 42)
assert_equal TestMessage2.new(:foo => 42), m.singular_msg
TestSingularFields.descriptor.lookup('singular_msg').clear(m)
assert_equal nil, m.singular_msg
end
def test_import_proto2
m = TestMessage.new
assert !m.has_optional_proto2_submessage?
m.optional_proto2_submessage = ::FooBar::Proto2::TestImportedMessage.new
assert m.has_optional_proto2_submessage?
assert TestMessage.descriptor.lookup('optional_proto2_submessage').has?(m)
m.clear_optional_proto2_submessage
assert !m.has_optional_proto2_submessage?
end
def test_clear_repeated_fields
m = TestMessage.new
m.repeated_int32.push(1)
assert_equal [1], m.repeated_int32
m.clear_repeated_int32
assert_equal [], m.repeated_int32
m.repeated_int32.push(1)
assert_equal [1], m.repeated_int32
TestMessage.descriptor.lookup('repeated_int32').clear(m)
assert_equal [], m.repeated_int32
m = OneofMessage.new
m.a = "foo"
assert_equal "foo", m.a
assert m.has_my_oneof?
assert_equal :a, m.my_oneof
m.clear_a
assert !m.has_my_oneof?
m.a = "foobar"
assert m.has_my_oneof?
m.clear_my_oneof
assert !m.has_my_oneof?
m.a = "bar"
assert_equal "bar", m.a
assert m.has_my_oneof?
OneofMessage.descriptor.lookup('a').clear(m)
assert !m.has_my_oneof?
end
def test_initialization_map_errors
e = assert_raise ArgumentError do
TestMessage.new(:hello => "world")
end
assert_match(/hello/, e.message)
e = assert_raise ArgumentError do
MapMessage.new(:map_string_int32 => "hello")
end
assert_equal e.message, "Expected Hash object as initializer value for map field 'map_string_int32' (given String)."
e = assert_raise ArgumentError do
TestMessage.new(:repeated_uint32 => "hello")
end
assert_equal e.message, "Expected array as initializer value for repeated field 'repeated_uint32' (given String)."
end
def test_map_field
m = MapMessage.new
assert m.map_string_int32 == {}
assert m.map_string_msg == {}
m = MapMessage.new(
:map_string_int32 => {"a" => 1, "b" => 2},
:map_string_msg => {"a" => TestMessage2.new(:foo => 1),
"b" => TestMessage2.new(:foo => 2)},
:map_string_enum => {"a" => :A, "b" => :B})
assert m.map_string_int32.keys.sort == ["a", "b"]
assert m.map_string_int32["a"] == 1
assert m.map_string_msg["b"].foo == 2
assert m.map_string_enum["a"] == :A
m.map_string_int32["c"] = 3
assert m.map_string_int32["c"] == 3
m.map_string_msg["c"] = TestMessage2.new(:foo => 3)
assert m.map_string_msg["c"] == TestMessage2.new(:foo => 3)
m.map_string_msg.delete("b")
m.map_string_msg.delete("c")
assert m.map_string_msg == { "a" => TestMessage2.new(:foo => 1) }
assert_raise Google::Protobuf::TypeError do
m.map_string_msg["e"] = TestMessage.new # wrong value type
end
# ensure nothing was added by the above
assert m.map_string_msg == { "a" => TestMessage2.new(:foo => 1) }
m.map_string_int32 = Google::Protobuf::Map.new(:string, :int32)
assert_raise Google::Protobuf::TypeError do
m.map_string_int32 = Google::Protobuf::Map.new(:string, :int64)
end
assert_raise Google::Protobuf::TypeError do
m.map_string_int32 = {}
end
assert_raise Google::Protobuf::TypeError do
m = MapMessage.new(:map_string_int32 => { 1 => "I am not a number" })
end
end
def test_map_field_with_symbol
m = MapMessage.new
assert m.map_string_int32 == {}
assert m.map_string_msg == {}
m = MapMessage.new(
:map_string_int32 => {a: 1, "b" => 2},
:map_string_msg => {a: TestMessage2.new(:foo => 1),
b: TestMessage2.new(:foo => 10)})
assert_equal 1, m.map_string_int32[:a]
assert_equal 2, m.map_string_int32[:b]
assert_equal 10, m.map_string_msg[:b].foo
end
def test_map_inspect
m = MapMessage.new(
:map_string_int32 => {"a" => 1, "b" => 2},
:map_string_msg => {"a" => TestMessage2.new(:foo => 1),
"b" => TestMessage2.new(:foo => 2)},
:map_string_enum => {"a" => :A, "b" => :B})
# JRuby doesn't keep consistent ordering so check for either version
expected_a = "<BasicTest::MapMessage: map_string_int32: {\"b\"=>2, \"a\"=>1}, map_string_msg: {\"b\"=><BasicTest::TestMessage2: foo: 2>, \"a\"=><BasicTest::TestMessage2: foo: 1>}, map_string_enum: {\"b\"=>:B, \"a\"=>:A}>"
expected_b = "<BasicTest::MapMessage: map_string_int32: {\"a\"=>1, \"b\"=>2}, map_string_msg: {\"a\"=><BasicTest::TestMessage2: foo: 1>, \"b\"=><BasicTest::TestMessage2: foo: 2>}, map_string_enum: {\"a\"=>:A, \"b\"=>:B}>"
inspect_result = m.inspect
assert expected_a == inspect_result || expected_b == inspect_result, "Incorrect inspect result: #{inspect_result}"
end
def test_map_corruption
# This pattern led to a crash in a previous version of upb/protobuf.
m = MapMessage.new(map_string_int32: { "aaa" => 1 })
m.map_string_int32['podid'] = 2
m.map_string_int32['aaa'] = 3
end
def test_map_wrappers
run_asserts = ->(m) {
assert_equal 2.0, m.map_double[0].value
assert_equal 4.0, m.map_float[0].value
assert_equal 3, m.map_int32[0].value
assert_equal 4, m.map_int64[0].value
assert_equal 5, m.map_uint32[0].value
assert_equal 6, m.map_uint64[0].value
assert_equal true, m.map_bool[0].value
assert_equal 'str', m.map_string[0].value
assert_equal 'fun', m.map_bytes[0].value
}
m = proto_module::Wrapper.new(
map_double: {0 => Google::Protobuf::DoubleValue.new(value: 2.0)},
map_float: {0 => Google::Protobuf::FloatValue.new(value: 4.0)},
map_int32: {0 => Google::Protobuf::Int32Value.new(value: 3)},
map_int64: {0 => Google::Protobuf::Int64Value.new(value: 4)},
map_uint32: {0 => Google::Protobuf::UInt32Value.new(value: 5)},
map_uint64: {0 => Google::Protobuf::UInt64Value.new(value: 6)},
map_bool: {0 => Google::Protobuf::BoolValue.new(value: true)},
map_string: {0 => Google::Protobuf::StringValue.new(value: 'str')},
map_bytes: {0 => Google::Protobuf::BytesValue.new(value: 'fun')},
)
run_asserts.call(m)
serialized = proto_module::Wrapper::encode(m)
m2 = proto_module::Wrapper::decode(serialized)
run_asserts.call(m2)
# Test the case where we are serializing directly from the parsed form
# (before anything lazy is materialized).
m3 = proto_module::Wrapper::decode(serialized)
serialized2 = proto_module::Wrapper::encode(m3)
m4 = proto_module::Wrapper::decode(serialized2)
run_asserts.call(m4)
# Test that the lazy form compares equal to the expanded form.
m5 = proto_module::Wrapper::decode(serialized2)
assert_equal m5, m
end
def test_map_wrappers_with_default_values
run_asserts = ->(m) {
assert_equal 0.0, m.map_double[0].value
assert_equal 0.0, m.map_float[0].value
assert_equal 0, m.map_int32[0].value
assert_equal 0, m.map_int64[0].value
assert_equal 0, m.map_uint32[0].value
assert_equal 0, m.map_uint64[0].value
assert_equal false, m.map_bool[0].value
assert_equal '', m.map_string[0].value
assert_equal '', m.map_bytes[0].value
}
m = proto_module::Wrapper.new(
map_double: {0 => Google::Protobuf::DoubleValue.new(value: 0.0)},
map_float: {0 => Google::Protobuf::FloatValue.new(value: 0.0)},
map_int32: {0 => Google::Protobuf::Int32Value.new(value: 0)},
map_int64: {0 => Google::Protobuf::Int64Value.new(value: 0)},
map_uint32: {0 => Google::Protobuf::UInt32Value.new(value: 0)},
map_uint64: {0 => Google::Protobuf::UInt64Value.new(value: 0)},
map_bool: {0 => Google::Protobuf::BoolValue.new(value: false)},
map_string: {0 => Google::Protobuf::StringValue.new(value: '')},
map_bytes: {0 => Google::Protobuf::BytesValue.new(value: '')},
)
run_asserts.call(m)
serialized = proto_module::Wrapper::encode(m)
m2 = proto_module::Wrapper::decode(serialized)
run_asserts.call(m2)
# Test the case where we are serializing directly from the parsed form
# (before anything lazy is materialized).
m3 = proto_module::Wrapper::decode(serialized)
serialized2 = proto_module::Wrapper::encode(m3)
m4 = proto_module::Wrapper::decode(serialized2)
run_asserts.call(m4)
# Test that the lazy form compares equal to the expanded form.
m5 = proto_module::Wrapper::decode(serialized2)
assert_equal m5, m
end
def test_map_wrappers_with_no_value
run_asserts = ->(m) {
assert_equal 0.0, m.map_double[0].value
assert_equal 0.0, m.map_float[0].value
assert_equal 0, m.map_int32[0].value
assert_equal 0, m.map_int64[0].value
assert_equal 0, m.map_uint32[0].value
assert_equal 0, m.map_uint64[0].value
assert_equal false, m.map_bool[0].value
assert_equal '', m.map_string[0].value
assert_equal '', m.map_bytes[0].value
}
m = proto_module::Wrapper.new(
map_double: {0 => Google::Protobuf::DoubleValue.new()},
map_float: {0 => Google::Protobuf::FloatValue.new()},
map_int32: {0 => Google::Protobuf::Int32Value.new()},
map_int64: {0 => Google::Protobuf::Int64Value.new()},
map_uint32: {0 => Google::Protobuf::UInt32Value.new()},
map_uint64: {0 => Google::Protobuf::UInt64Value.new()},
map_bool: {0 => Google::Protobuf::BoolValue.new()},
map_string: {0 => Google::Protobuf::StringValue.new()},
map_bytes: {0 => Google::Protobuf::BytesValue.new()},
)
run_asserts.call(m)
serialized = proto_module::Wrapper::encode(m)
m2 = proto_module::Wrapper::decode(serialized)
run_asserts.call(m2)
# Test the case where we are serializing directly from the parsed form
# (before anything lazy is materialized).
m3 = proto_module::Wrapper::decode(serialized)
serialized2 = proto_module::Wrapper::encode(m3)
m4 = proto_module::Wrapper::decode(serialized2)
run_asserts.call(m4)
end
def test_concurrent_decoding
o = Outer.new
o.items[0] = Inner.new
raw = Outer.encode(o)
thds = 2.times.map do
Thread.new do
100000.times do
assert_equal o, Outer.decode(raw)
end
end
end
thds.map(&:join)
end
def test_map_encode_decode
m = MapMessage.new(
:map_string_int32 => {"a" => 1, "b" => 2},
:map_string_msg => {"a" => TestMessage2.new(:foo => 1),
"b" => TestMessage2.new(:foo => 2)},
:map_string_enum => {"a" => :A, "b" => :B})
m2 = MapMessage.decode(MapMessage.encode(m))
assert m == m2
m3 = MapMessageWireEquiv.decode(MapMessage.encode(m))
assert m3.map_string_int32.length == 2
kv = {}
m3.map_string_int32.map { |msg| kv[msg.key] = msg.value }
assert kv == {"a" => 1, "b" => 2}
kv = {}
m3.map_string_msg.map { |msg| kv[msg.key] = msg.value }
assert kv == {"a" => TestMessage2.new(:foo => 1),
"b" => TestMessage2.new(:foo => 2)}
end
def test_protobuf_decode_json_ignore_unknown_fields
m = TestMessage.decode_json({
optional_string: "foo",
not_in_message: "some_value"
}.to_json, { ignore_unknown_fields: true })
assert_equal m.optional_string, "foo"
e = assert_raise Google::Protobuf::ParseError do
TestMessage.decode_json({ not_in_message: "some_value" }.to_json)
end
assert_match(/No such field: not_in_message/, e.message)
end
#def test_json_quoted_string
# m = TestMessage.decode_json(%q(
# "optionalInt64": "1",,
# }))
# puts(m)
# assert_equal 1, m.optional_int32
#end
def test_to_h
m = TestMessage.new(:optional_bool => true, :optional_double => -10.100001, :optional_string => 'foo', :repeated_string => ['bar1', 'bar2'], :repeated_msg => [TestMessage2.new(:foo => 100)])
expected_result = {
:optional_bool=>true,
:optional_bytes=>"",
:optional_double=>-10.100001,
:optional_enum=>:Default,
:optional_float=>0.0,
:optional_int32=>0,
:optional_int64=>0,
:optional_msg=>nil,
:optional_msg2=>nil,
:optional_proto2_submessage=>nil,
:optional_string=>"foo",
:optional_uint32=>0,
:optional_uint64=>0,
:repeated_bool=>[],
:repeated_bytes=>[],
:repeated_double=>[],
:repeated_enum=>[],
:repeated_float=>[],
:repeated_int32=>[],
:repeated_int64=>[],
:repeated_msg=>[{:foo => 100}],
:repeated_string=>["bar1", "bar2"],
:repeated_uint32=>[],
:repeated_uint64=>[]
}
assert_equal expected_result, m.to_h
m = MapMessage.new(
:map_string_int32 => {"a" => 1, "b" => 2},
:map_string_msg => {"a" => TestMessage2.new(:foo => 1),
"b" => TestMessage2.new(:foo => 2)},
:map_string_enum => {"a" => :A, "b" => :B})
expected_result = {
:map_string_int32 => {"a" => 1, "b" => 2},
:map_string_msg => {"a" => {:foo => 1}, "b" => {:foo => 2}},
:map_string_enum => {"a" => :A, "b" => :B}
}
assert_equal expected_result, m.to_h
end
def test_json_maps
m = MapMessage.new(:map_string_int32 => {"a" => 1})
expected = {mapStringInt32: {a: 1}, mapStringMsg: {}, mapStringEnum: {}}
expected_preserve = {map_string_int32: {a: 1}, map_string_msg: {}, map_string_enum: {}}
assert_equal JSON.parse(MapMessage.encode_json(m, :emit_defaults=>true), :symbolize_names => true), expected
json = MapMessage.encode_json(m, :preserve_proto_fieldnames => true, :emit_defaults=>true)
assert_equal JSON.parse(json, :symbolize_names => true), expected_preserve
m2 = MapMessage.decode_json(MapMessage.encode_json(m))
assert_equal m, m2
end
def test_json_maps_emit_defaults_submsg
m = MapMessage.new(:map_string_msg => {"a" => TestMessage2.new(foo: 0)})
expected = {mapStringInt32: {}, mapStringMsg: {a: {foo: 0}}, mapStringEnum: {}}
actual = MapMessage.encode_json(m, :emit_defaults => true)
assert_equal JSON.parse(actual, :symbolize_names => true), expected
end
def test_json_emit_defaults_submsg
m = TestSingularFields.new(singular_msg: proto_module::TestMessage2.new)
expected = {
singularInt32: 0,
singularInt64: "0",
singularUint32: 0,
singularUint64: "0",
singularBool: false,
singularFloat: 0,
singularDouble: 0,
singularString: "",
singularBytes: "",
singularMsg: {},
singularEnum: "Default",
}
actual = proto_module::TestMessage.encode_json(m, :emit_defaults => true)
assert_equal expected, JSON.parse(actual, :symbolize_names => true)
end
def test_respond_to
msg = MapMessage.new
assert msg.respond_to?(:map_string_int32)
assert !msg.respond_to?(:bacon)
end
def test_file_descriptor
file_descriptor = TestMessage.descriptor.file_descriptor
assert nil != file_descriptor
assert_equal "tests/basic_test.proto", file_descriptor.name
assert_equal :proto3, file_descriptor.syntax
file_descriptor = TestEnum.descriptor.file_descriptor
assert nil != file_descriptor
assert_equal "tests/basic_test.proto", file_descriptor.name
assert_equal :proto3, file_descriptor.syntax
end
# Ruby 2.5 changed to raise FrozenError instead of RuntimeError
FrozenErrorType = Gem::Version.new(RUBY_VERSION) < Gem::Version.new('2.5') ? RuntimeError : FrozenError
def test_map_freeze
m = proto_module::MapMessage.new
m.map_string_int32['a'] = 5
m.map_string_msg['b'] = proto_module::TestMessage2.new
m.map_string_int32.freeze
m.map_string_msg.freeze
assert m.map_string_int32.frozen?
assert m.map_string_msg.frozen?
assert_raise(FrozenErrorType) { m.map_string_int32['foo'] = 1 }
assert_raise(FrozenErrorType) { m.map_string_msg['bar'] = proto_module::TestMessage2.new }
assert_raise(FrozenErrorType) { m.map_string_int32.delete('a') }
assert_raise(FrozenErrorType) { m.map_string_int32.clear }
end
def test_map_length
m = proto_module::MapMessage.new
assert_equal 0, m.map_string_int32.length
assert_equal 0, m.map_string_msg.length
assert_equal 0, m.map_string_int32.size
assert_equal 0, m.map_string_msg.size
m.map_string_int32['a'] = 1
m.map_string_int32['b'] = 2
m.map_string_msg['a'] = proto_module::TestMessage2.new
assert_equal 2, m.map_string_int32.length
assert_equal 1, m.map_string_msg.length
assert_equal 2, m.map_string_int32.size
assert_equal 1, m.map_string_msg.size
end
def test_string_with_singleton_class_enabled
str = 'foobar'
# NOTE: Accessing a singleton class of an object changes its low level class representation
# as far as the C API's CLASS_OF() method concerned, exposing the issue
str.singleton_class
m = proto_module::TestMessage.new(
optional_string: str,
optional_bytes: str
)
assert_equal str, m.optional_string
assert_equal str, m.optional_bytes
end
def test_utf8
m = proto_module::TestMessage.new(
optional_string: "µpb",
)
m2 = proto_module::TestMessage.decode(proto_module::TestMessage.encode(m))
assert_equal m2, m
end
def test_map_fields_respond_to? # regression test for issue 9202
msg = proto_module::MapMessage.new
assert msg.respond_to?(:map_string_int32=)
msg.map_string_int32 = Google::Protobuf::Map.new(:string, :int32)
assert msg.respond_to?(:map_string_int32)
assert_equal( Google::Protobuf::Map.new(:string, :int32), msg.map_string_int32 )
assert msg.respond_to?(:clear_map_string_int32)
msg.clear_map_string_int32
assert !msg.respond_to?(:has_map_string_int32?)
assert_raise NoMethodError do
msg.has_map_string_int32?
end
assert !msg.respond_to?(:map_string_int32_as_value)
assert_raise NoMethodError do
msg.map_string_int32_as_value
end
assert !msg.respond_to?(:map_string_int32_as_value=)
assert_raise NoMethodError do
msg.map_string_int32_as_value = :boom
end
end
end
def test_oneof_fields_respond_to? # regression test for issue 9202
msg = proto_module::OneofMessage.new
# `has_` prefix + "?" suffix actions should work for oneofs fields and members.
assert msg.has_my_oneof?
assert msg.respond_to? :has_my_oneof?
assert msg.respond_to?( :has_a? )
assert !msg.has_a?
assert msg.respond_to?( :has_b? )
assert !msg.has_b?
assert msg.respond_to?( :has_c? )
assert !msg.has_c?
assert msg.respond_to?( :has_d? )
assert !msg.has_d?
end
end