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Diffstat (limited to 'third_party/protobuf/3.0.0/src/google/protobuf/compiler/ruby/ruby_generator_unittest.cc')
-rw-r--r-- | third_party/protobuf/3.0.0/src/google/protobuf/compiler/ruby/ruby_generator_unittest.cc | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/third_party/protobuf/3.0.0/src/google/protobuf/compiler/ruby/ruby_generator_unittest.cc b/third_party/protobuf/3.0.0/src/google/protobuf/compiler/ruby/ruby_generator_unittest.cc new file mode 100644 index 0000000000..1aabe8aa98 --- /dev/null +++ b/third_party/protobuf/3.0.0/src/google/protobuf/compiler/ruby/ruby_generator_unittest.cc @@ -0,0 +1,109 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2014 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. + +#include <memory> + +#include <google/protobuf/compiler/ruby/ruby_generator.h> +#include <google/protobuf/compiler/command_line_interface.h> +#include <google/protobuf/io/zero_copy_stream.h> +#include <google/protobuf/io/printer.h> + +#include <google/protobuf/testing/googletest.h> +#include <gtest/gtest.h> +#include <google/protobuf/testing/file.h> + +namespace google { +namespace protobuf { +namespace compiler { +namespace ruby { +namespace { + +string FindRubyTestDir() { + return TestSourceDir() + "/google/protobuf/compiler/ruby"; +} + +// This test is a simple golden-file test over the output of the Ruby code +// generator. When we make changes to the Ruby extension and alter the Ruby code +// generator to use those changes, we should (i) manually test the output of the +// code generator with the extension, and (ii) update the golden output above. +// Some day, we may integrate build systems between protoc and the language +// extensions to the point where we can do this test in a more automated way. + +TEST(RubyGeneratorTest, GeneratorTest) { + string ruby_tests = FindRubyTestDir(); + + google::protobuf::compiler::CommandLineInterface cli; + cli.SetInputsAreProtoPathRelative(true); + + ruby::Generator ruby_generator; + cli.RegisterGenerator("--ruby_out", &ruby_generator, ""); + + // Copy generated_code.proto to the temporary test directory. + string test_input; + GOOGLE_CHECK_OK(File::GetContents( + ruby_tests + "/ruby_generated_code.proto", + &test_input, + true)); + GOOGLE_CHECK_OK(File::SetContents( + TestTempDir() + "/ruby_generated_code.proto", + test_input, + true)); + + // Invoke the proto compiler (we will be inside TestTempDir() at this point). + string ruby_out = "--ruby_out=" + TestTempDir(); + string proto_path = "--proto_path=" + TestTempDir(); + const char* argv[] = { + "protoc", + ruby_out.c_str(), + proto_path.c_str(), + "ruby_generated_code.proto", + }; + + EXPECT_EQ(0, cli.Run(4, argv)); + + // Load the generated output and compare to the expected result. + string output; + GOOGLE_CHECK_OK(File::GetContents( + TestTempDir() + "/ruby_generated_code_pb.rb", + &output, + true)); + string expected_output; + GOOGLE_CHECK_OK(File::GetContents( + ruby_tests + "/ruby_generated_code_pb.rb", + &expected_output, + true)); + EXPECT_EQ(expected_output, output); +} + +} // namespace +} // namespace ruby +} // namespace compiler +} // namespace protobuf +} // namespace google |