114 lines
5.2 KiB
C++
114 lines
5.2 KiB
C++
// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// http://code.google.com/p/protobuf/
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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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// Author: kenton@google.com (Kenton Varda)
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#ifndef GOOGLE_PROTOBUF_COMPILER_MOCK_CODE_GENERATOR_H__
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#define GOOGLE_PROTOBUF_COMPILER_MOCK_CODE_GENERATOR_H__
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#include <string>
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#include <google/protobuf/compiler/code_generator.h>
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namespace google {
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namespace protobuf {
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namespace compiler {
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// A mock CodeGenerator, used by command_line_interface_unittest. This is in
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// its own file so that it can be used both directly and as a plugin.
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//
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// Generate() produces some output which can be checked by ExpectCalled(). The
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// generator can run in a different process (e.g. a plugin).
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//
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// If the parameter is "insert=NAMES", the MockCodeGenerator will insert lines
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// into the files generated by other MockCodeGenerators instead of creating
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// its own file. NAMES is a comma-separated list of the names of those other
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// MockCodeGenerators.
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//
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// MockCodeGenerator will also modify its behavior slightly if the input file
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// contains a message type with one of the following names:
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// MockCodeGenerator_Error: Causes Generate() to return false and set the
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// error message to "Saw message type MockCodeGenerator_Error."
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// MockCodeGenerator_Exit: Generate() prints "Saw message type
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// MockCodeGenerator_Exit." to stderr and then calls exit(123).
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// MockCodeGenerator_Abort: Generate() prints "Saw message type
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// MockCodeGenerator_Abort." to stderr and then calls abort().
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class MockCodeGenerator : public CodeGenerator {
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public:
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MockCodeGenerator(const string& name);
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virtual ~MockCodeGenerator();
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// Expect (via gTest) that a MockCodeGenerator with the given name was called
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// with the given parameters by inspecting the output location.
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//
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// |insertions| is a comma-separated list of names of MockCodeGenerators which
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// should have inserted lines into this file.
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// |parsed_file_list| is a comma-separated list of names of the files
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// that are being compiled together in this run.
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static void ExpectGenerated(const string& name,
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const string& parameter,
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const string& insertions,
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const string& file,
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const string& first_message_name,
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const string& parsed_file_list,
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const string& output_directory);
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// Get the name of the file which would be written by the given generator.
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static string GetOutputFileName(const string& generator_name,
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const FileDescriptor* file);
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static string GetOutputFileName(const string& generator_name,
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const string& file);
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// implements CodeGenerator ----------------------------------------
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virtual bool Generate(const FileDescriptor* file,
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const string& parameter,
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GeneratorContext* context,
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string* error) const;
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private:
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string name_;
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static string GetOutputFileContent(const string& generator_name,
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const string& parameter,
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const FileDescriptor* file,
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GeneratorContext *context);
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static string GetOutputFileContent(const string& generator_name,
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const string& parameter,
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const string& file,
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const string& parsed_file_list,
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const string& first_message_name);
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};
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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_MOCK_CODE_GENERATOR_H__
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