Jisi Liu
8 years ago
parent
c4f59dcc5c
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1a7a7fca80
107 changed files with 3667 additions and 3107 deletions
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// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <google/protobuf/compiler/annotation_test_util.h> |
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#include <memory> |
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#ifndef _SHARED_PTR_H |
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#include <google/protobuf/stubs/shared_ptr.h> |
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#endif |
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#include <google/protobuf/compiler/code_generator.h> |
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#include <google/protobuf/compiler/command_line_interface.h> |
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#include <google/protobuf/io/printer.h> |
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#include <google/protobuf/io/zero_copy_stream.h> |
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#include <google/protobuf/io/zero_copy_stream_impl_lite.h> |
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#include <google/protobuf/descriptor.pb.h> |
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#include <google/protobuf/testing/file.h> |
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#include <google/protobuf/testing/file.h> |
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#include <google/protobuf/testing/googletest.h> |
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#include <gtest/gtest.h> |
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namespace google { |
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namespace protobuf { |
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namespace compiler { |
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namespace annotation_test_util { |
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namespace { |
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// A CodeGenerator that captures the FileDescriptor it's passed as a
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// FileDescriptorProto.
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class DescriptorCapturingGenerator : public CodeGenerator { |
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public: |
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// Does not own file; file must outlive the Generator.
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explicit DescriptorCapturingGenerator(FileDescriptorProto* file) |
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: file_(file) {} |
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virtual bool Generate(const FileDescriptor* file, const string& parameter, |
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GeneratorContext* context, string* error) const { |
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file->CopyTo(file_); |
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return true; |
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} |
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private: |
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FileDescriptorProto* file_; |
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}; |
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} // namespace
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void AddFile(const string& filename, const string& data) { |
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GOOGLE_CHECK_OK(File::SetContents(TestTempDir() + "/" + filename, data, |
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true)); |
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} |
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bool CaptureMetadata(const string& filename, const string& plugin_specific_args, |
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const string& meta_file_suffix, CommandLineInterface* cli, |
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FileDescriptorProto* file, |
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std::vector<ExpectedOutput>* outputs) { |
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cli->SetInputsAreProtoPathRelative(true); |
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DescriptorCapturingGenerator capturing_generator(file); |
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cli->RegisterGenerator("--capture_out", &capturing_generator, ""); |
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string proto_path = "-I" + TestTempDir(); |
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string capture_out = "--capture_out=" + TestTempDir(); |
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const char* argv[] = {"protoc", proto_path.c_str(), |
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plugin_specific_args.c_str(), capture_out.c_str(), |
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filename.c_str()}; |
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if (cli->Run(5, argv) != 0) { |
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return false; |
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} |
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if (outputs != NULL) { |
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for (std::vector<ExpectedOutput>::iterator i = outputs->begin(); |
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i != outputs->end(); ++i) { |
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GOOGLE_CHECK_OK(File::GetContents(TestTempDir() + "/" + i->file_path, |
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&i->file_content, true)); |
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if (!DecodeMetadata( |
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TestTempDir() + "/" + i->file_path + meta_file_suffix, |
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&i->file_info)) { |
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return false; |
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} |
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} |
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} |
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return true; |
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} |
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bool DecodeMetadata(const string& path, GeneratedCodeInfo* info) { |
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string data; |
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GOOGLE_CHECK_OK(File::GetContents(path, &data, true)); |
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io::ArrayInputStream input(data.data(), data.size()); |
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return info->ParseFromZeroCopyStream(&input); |
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} |
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void FindAnnotationsOnPath( |
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const GeneratedCodeInfo& info, const string& source_file, |
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const std::vector<int>& path, |
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std::vector<const GeneratedCodeInfo::Annotation*>* annotations) { |
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for (int i = 0; i < info.annotation_size(); ++i) { |
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const GeneratedCodeInfo::Annotation* annotation = &info.annotation(i); |
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if (annotation->source_file() != source_file || |
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annotation->path_size() != path.size()) { |
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continue; |
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} |
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int node = 0; |
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for (; node < path.size(); ++node) { |
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if (annotation->path(node) != path[node]) { |
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break; |
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} |
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} |
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if (node == path.size()) { |
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annotations->push_back(annotation); |
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} |
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} |
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} |
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const GeneratedCodeInfo::Annotation* FindAnnotationOnPath( |
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const GeneratedCodeInfo& info, const string& source_file, |
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const std::vector<int>& path) { |
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std::vector<const GeneratedCodeInfo::Annotation*> annotations; |
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FindAnnotationsOnPath(info, source_file, path, &annotations); |
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if (annotations.empty()) { |
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return NULL; |
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} |
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return annotations[0]; |
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} |
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bool AtLeastOneAnnotationMatchesSubstring( |
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const string& file_content, |
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const std::vector<const GeneratedCodeInfo::Annotation*>& annotations, |
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const string& expected_text) { |
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for (std::vector<const GeneratedCodeInfo::Annotation*>::const_iterator |
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i = annotations.begin(), |
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e = annotations.end(); |
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i != e; ++i) { |
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const GeneratedCodeInfo::Annotation* annotation = *i; |
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uint32 begin = annotation->begin(); |
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uint32 end = annotation->end(); |
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if (end < begin || end > file_content.size()) { |
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return false; |
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} |
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if (file_content.substr(begin, end - begin) == expected_text) { |
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return true; |
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} |
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} |
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return false; |
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} |
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bool AnnotationMatchesSubstring(const string& file_content, |
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const GeneratedCodeInfo::Annotation* annotation, |
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const string& expected_text) { |
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std::vector<const GeneratedCodeInfo::Annotation*> annotations; |
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annotations.push_back(annotation); |
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return AtLeastOneAnnotationMatchesSubstring(file_content, annotations, |
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expected_text); |
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} |
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} // namespace annotation_test_util
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} // namespace compiler
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} // namespace protobuf
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} // namespace google
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@ -0,0 +1,119 @@ |
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// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef GOOGLE_PROTOBUF_COMPILER_ANNOTATION_TEST_UTIL_H__ |
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#define GOOGLE_PROTOBUF_COMPILER_ANNOTATION_TEST_UTIL_H__ |
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#include <google/protobuf/descriptor.pb.h> |
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#include <google/protobuf/testing/googletest.h> |
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#include <gtest/gtest.h> |
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// Utilities that assist in writing tests for generator annotations.
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// See java/internal/annotation_unittest.cc for an example.
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namespace google { |
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namespace protobuf { |
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namespace compiler { |
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namespace annotation_test_util { |
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// Struct that contains the file generated from a .proto file and its
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// GeneratedCodeInfo. For example, the Java generator will fill this struct
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// (for some 'foo.proto') with:
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// file_path = "Foo.java"
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// file_content = content of Foo.java
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// file_info = parsed content of Foo.java.pb.meta
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struct ExpectedOutput { |
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string file_path; |
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string file_content; |
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GeneratedCodeInfo file_info; |
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explicit ExpectedOutput(const string& file_path) : file_path(file_path) {} |
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}; |
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// Creates a file with name `filename` and content `data` in temp test
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// directory.
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void AddFile(const string& filename, const string& data); |
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// Tries to capture a FileDescriptorProto, GeneratedCodeInfo, and output
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// code from the previously added file with name `filename`.
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//
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// filename: source .proto file used to generate code.
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// plugin_specific_args: command line arguments specific to current generator.
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// For Java, this value might be "--java_out=annotate_code:test_temp_dir"
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// meta_file_suffix: suffix of meta files that contain annotations. For Java
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// it is ".pb.meta" because for file Foo.java meta file is Foo.java.pb.meta
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// cli: instance of command line interface to run generator. See Java's
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// annotation_unittest.cc for an example of how to initialize it.
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// file: output parameter, will be set to the descriptor of the proto file
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// specified in filename.
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// outputs: output parameter. If not NULL, each ExpectedOutput in the vector
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// should have its file_path set; CaptureMetadata will fill the rest of
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// the fields appropriately.
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bool CaptureMetadata(const string& filename, const string& plugin_specific_args, |
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const string& meta_file_suffix, CommandLineInterface* cli, |
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FileDescriptorProto* file, |
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std::vector<ExpectedOutput>* outputs); |
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bool DecodeMetadata(const string& path, GeneratedCodeInfo* info); |
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// Finds all of the Annotations for a given source file and path.
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// See Location.path in http://google/protobuf/descriptor.proto for
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// explanation of what path vector is.
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void FindAnnotationsOnPath( |
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const GeneratedCodeInfo& info, const string& source_file, |
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const std::vector<int>& path, |
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std::vector<const GeneratedCodeInfo::Annotation*>* annotations); |
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// Finds the Annotation for a given source file and path (or returns null if it
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// couldn't). If there are several annotations for given path, returns the first
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// one. See Location.path in
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// http://google/protobuf/descriptor.proto for explanation of what path
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// vector is.
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const GeneratedCodeInfo::Annotation* FindAnnotationOnPath( |
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const GeneratedCodeInfo& info, const string& source_file, |
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const std::vector<int>& path); |
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// Returns true if at least one of the provided annotations covers a given
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// substring in file_content.
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bool AtLeastOneAnnotationMatchesSubstring( |
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const string& file_content, |
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const std::vector<const GeneratedCodeInfo::Annotation*>& annotations, |
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const string& expected_text); |
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// Returns true if the provided annotation covers a given substring in
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// file_content.
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bool AnnotationMatchesSubstring(const string& file_content, |
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const GeneratedCodeInfo::Annotation* annotation, |
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const string& expected_text); |
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} // namespace annotation_test_util
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} // namespace compiler
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} // namespace protobuf
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} // namespace google
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#endif // GOOGLE_PROTOBUF_COMPILER_ANNOTATION_TEST_UTIL_H__
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