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// Protocol Buffers - Google's data interchange format
// Copyright 2008 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.
// Author: kenton@google.com (Kenton Varda)
//
// TODO(kenton): Share code with the versions of this test in other languages?
// It seemed like parameterizing it would add more complexity than it is
// worth.
#include <memory>
#include <google/protobuf/compiler/java/java_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/file.h>
#include <google/protobuf/testing/file.h>
#include <google/protobuf/testing/googletest.h>
#include <gtest/gtest.h>
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
namespace {
class TestGenerator : public CodeGenerator {
public:
TestGenerator() {}
~TestGenerator() {}
virtual bool Generate(const FileDescriptor* file,
const string& parameter,
GeneratorContext* context,
string* error) const {
string filename = "Test.java";
TryInsert(filename, "outer_class_scope", context);
TryInsert(filename, "class_scope:foo.Bar", context);
TryInsert(filename, "class_scope:foo.Bar.Baz", context);
TryInsert(filename, "builder_scope:foo.Bar", context);
TryInsert(filename, "builder_scope:foo.Bar.Baz", context);
TryInsert(filename, "enum_scope:foo.Qux", context);
return true;
}
void TryInsert(const string& filename, const string& insertion_point,
GeneratorContext* context) const {
std::unique_ptr<io::ZeroCopyOutputStream> output(
context->OpenForInsert(filename, insertion_point));
io::Printer printer(output.get(), '$');
printer.Print("// inserted $name$\n", "name", insertion_point);
}
};
// This test verifies that all the expected insertion points exist. It does
// not verify that they are correctly-placed; that would require actually
// compiling the output which is a bit more than I care to do for this test.
TEST(JavaPluginTest, PluginTest) {
GOOGLE_CHECK_OK(File::SetContents(TestTempDir() + "/test.proto",
"syntax = \"proto2\";\n"
"package foo;\n"
"option java_package = \"\";\n"
"option java_outer_classname = \"Test\";\n"
"message Bar {\n"
" message Baz {}\n"
"}\n"
"enum Qux { BLAH = 1; }\n",
true));
google::protobuf::compiler::CommandLineInterface cli;
cli.SetInputsAreProtoPathRelative(true);
JavaGenerator java_generator;
TestGenerator test_generator;
cli.RegisterGenerator("--java_out", &java_generator, "");
cli.RegisterGenerator("--test_out", &test_generator, "");
string proto_path = "-I" + TestTempDir();
string java_out = "--java_out=" + TestTempDir();
string test_out = "--test_out=" + TestTempDir();
const char* argv[] = {
"protoc",
proto_path.c_str(),
java_out.c_str(),
test_out.c_str(),
"test.proto"
};
EXPECT_EQ(0, cli.Run(5, argv));
}
} // namespace
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
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