1// Protocol Buffers - Google's data interchange format 2// Copyright 2008 Google Inc. All rights reserved. 3// https://developers.google.com/protocol-buffers/ 4// 5// Redistribution and use in source and binary forms, with or without 6// modification, are permitted provided that the following conditions are 7// met: 8// 9// * Redistributions of source code must retain the above copyright 10// notice, this list of conditions and the following disclaimer. 11// * Redistributions in binary form must reproduce the above 12// copyright notice, this list of conditions and the following disclaimer 13// in the documentation and/or other materials provided with the 14// distribution. 15// * Neither the name of Google Inc. nor the names of its 16// contributors may be used to endorse or promote products derived from 17// this software without specific prior written permission. 18// 19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31// Author: kenton@google.com (Kenton Varda) 32// 33// TODO(kenton): Share code with the versions of this test in other languages? 34// It seemed like parameterizing it would add more complexity than it is 35// worth. 36 37#include <memory> 38#ifndef _SHARED_PTR_H 39#include <google/protobuf/stubs/shared_ptr.h> 40#endif 41 42#include <google/protobuf/compiler/java/java_generator.h> 43#include <google/protobuf/compiler/command_line_interface.h> 44#include <google/protobuf/io/zero_copy_stream.h> 45#include <google/protobuf/io/printer.h> 46 47#include <google/protobuf/testing/file.h> 48#include <google/protobuf/testing/file.h> 49#include <google/protobuf/testing/googletest.h> 50#include <gtest/gtest.h> 51 52namespace google { 53namespace protobuf { 54namespace compiler { 55namespace java { 56namespace { 57 58class TestGenerator : public CodeGenerator { 59 public: 60 TestGenerator() {} 61 ~TestGenerator() {} 62 63 virtual bool Generate(const FileDescriptor* file, 64 const string& parameter, 65 GeneratorContext* context, 66 string* error) const { 67 string filename = "Test.java"; 68 TryInsert(filename, "outer_class_scope", context); 69 TryInsert(filename, "class_scope:foo.Bar", context); 70 TryInsert(filename, "class_scope:foo.Bar.Baz", context); 71 TryInsert(filename, "builder_scope:foo.Bar", context); 72 TryInsert(filename, "builder_scope:foo.Bar.Baz", context); 73 TryInsert(filename, "enum_scope:foo.Qux", context); 74 return true; 75 } 76 77 void TryInsert(const string& filename, const string& insertion_point, 78 GeneratorContext* context) const { 79 google::protobuf::scoped_ptr<io::ZeroCopyOutputStream> output( 80 context->OpenForInsert(filename, insertion_point)); 81 io::Printer printer(output.get(), '$'); 82 printer.Print("// inserted $name$\n", "name", insertion_point); 83 } 84}; 85 86// This test verifies that all the expected insertion points exist. It does 87// not verify that they are correctly-placed; that would require actually 88// compiling the output which is a bit more than I care to do for this test. 89TEST(JavaPluginTest, PluginTest) { 90 GOOGLE_CHECK_OK(File::SetContents(TestTempDir() + "/test.proto", 91 "syntax = \"proto2\";\n" 92 "package foo;\n" 93 "option java_package = \"\";\n" 94 "option java_outer_classname = \"Test\";\n" 95 "message Bar {\n" 96 " message Baz {}\n" 97 "}\n" 98 "enum Qux { BLAH = 1; }\n", 99 true)); 100 101 google::protobuf::compiler::CommandLineInterface cli; 102 cli.SetInputsAreProtoPathRelative(true); 103 104 JavaGenerator java_generator; 105 TestGenerator test_generator; 106 cli.RegisterGenerator("--java_out", &java_generator, ""); 107 cli.RegisterGenerator("--test_out", &test_generator, ""); 108 109 string proto_path = "-I" + TestTempDir(); 110 string java_out = "--java_out=" + TestTempDir(); 111 string test_out = "--test_out=" + TestTempDir(); 112 113 const char* argv[] = { 114 "protoc", 115 proto_path.c_str(), 116 java_out.c_str(), 117 test_out.c_str(), 118 "test.proto" 119 }; 120 121 EXPECT_EQ(0, cli.Run(5, argv)); 122} 123 124} // namespace 125} // namespace java 126} // namespace compiler 127} // namespace protobuf 128} // namespace google 129