1// Protocol Buffers - Google's data interchange format 2// Copyright 2008 Google Inc. All rights reserved. 3// http://code.google.com/p/protobuf/ 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 <google/protobuf/compiler/java/java_generator.h> 38#include <google/protobuf/compiler/command_line_interface.h> 39#include <google/protobuf/io/zero_copy_stream.h> 40#include <google/protobuf/io/printer.h> 41 42#include <google/protobuf/testing/googletest.h> 43#include <gtest/gtest.h> 44#include <google/protobuf/testing/file.h> 45 46namespace google { 47namespace protobuf { 48namespace compiler { 49namespace java { 50namespace { 51 52class TestGenerator : public CodeGenerator { 53 public: 54 TestGenerator() {} 55 ~TestGenerator() {} 56 57 virtual bool Generate(const FileDescriptor* file, 58 const string& parameter, 59 GeneratorContext* context, 60 string* error) const { 61 string filename = "Test.java"; 62 TryInsert(filename, "outer_class_scope", context); 63 TryInsert(filename, "class_scope:foo.Bar", context); 64 TryInsert(filename, "class_scope:foo.Bar.Baz", context); 65 TryInsert(filename, "builder_scope:foo.Bar", context); 66 TryInsert(filename, "builder_scope:foo.Bar.Baz", context); 67 TryInsert(filename, "enum_scope:foo.Qux", context); 68 return true; 69 } 70 71 void TryInsert(const string& filename, const string& insertion_point, 72 GeneratorContext* context) const { 73 scoped_ptr<io::ZeroCopyOutputStream> output( 74 context->OpenForInsert(filename, insertion_point)); 75 io::Printer printer(output.get(), '$'); 76 printer.Print("// inserted $name$\n", "name", insertion_point); 77 } 78}; 79 80// This test verifies that all the expected insertion points exist. It does 81// not verify that they are correctly-placed; that would require actually 82// compiling the output which is a bit more than I care to do for this test. 83TEST(JavaPluginTest, PluginTest) { 84 File::WriteStringToFileOrDie( 85 "syntax = \"proto2\";\n" 86 "package foo;\n" 87 "option java_package = \"\";\n" 88 "option java_outer_classname = \"Test\";\n" 89 "message Bar {\n" 90 " message Baz {}\n" 91 "}\n" 92 "enum Qux { BLAH = 1; }\n", 93 TestTempDir() + "/test.proto"); 94 95 google::protobuf::compiler::CommandLineInterface cli; 96 cli.SetInputsAreProtoPathRelative(true); 97 98 JavaGenerator java_generator; 99 TestGenerator test_generator; 100 cli.RegisterGenerator("--java_out", &java_generator, ""); 101 cli.RegisterGenerator("--test_out", &test_generator, ""); 102 103 string proto_path = "-I" + TestTempDir(); 104 string java_out = "--java_out=" + TestTempDir(); 105 string test_out = "--test_out=" + TestTempDir(); 106 107 const char* argv[] = { 108 "protoc", 109 proto_path.c_str(), 110 java_out.c_str(), 111 test_out.c_str(), 112 "test.proto" 113 }; 114 115 EXPECT_EQ(0, cli.Run(5, argv)); 116} 117 118} // namespace 119} // namespace java 120} // namespace compiler 121} // namespace protobuf 122} // namespace google 123