| /* |
| * Copyright (C) 2015, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <string> |
| |
| #include <android-base/stringprintf.h> |
| #include <gtest/gtest.h> |
| |
| #include "aidl.h" |
| #include "aidl_language.h" |
| #include "ast_cpp.h" |
| #include "code_writer.h" |
| #include "generate_cpp.h" |
| #include "os.h" |
| #include "tests/fake_io_delegate.h" |
| #include "tests/test_util.h" |
| |
| using ::android::aidl::test::FakeIoDelegate; |
| using ::android::base::StringPrintf; |
| using std::string; |
| using std::unique_ptr; |
| |
| namespace android { |
| namespace aidl { |
| namespace cpp { |
| |
| class ASTTest : public ::testing::Test { |
| protected: |
| ASTTest(const string& cmdline, const string& file_contents) |
| : options_(Options::From(cmdline)), file_contents_(file_contents) { |
| } |
| |
| AidlInterface* ParseSingleInterface() { |
| io_delegate_.SetFileContents(options_.InputFiles().at(0), file_contents_); |
| |
| vector<string> imported_files; |
| ImportResolver import_resolver{io_delegate_, options_.InputFiles().at(0), {"."}, {}}; |
| AidlError err = ::android::aidl::internals::load_and_validate_aidl( |
| options_.InputFiles().front(), options_, io_delegate_, &typenames_, &imported_files); |
| |
| if (err != AidlError::OK) { |
| return nullptr; |
| } |
| |
| const auto& defined_types = typenames_.MainDocument().DefinedTypes(); |
| EXPECT_EQ(1ul, defined_types.size()); |
| EXPECT_NE(nullptr, defined_types.front().get()->AsInterface()); |
| |
| return defined_types.front().get()->AsInterface(); |
| } |
| |
| AidlEnumDeclaration* ParseSingleEnumDeclaration() { |
| io_delegate_.SetFileContents(options_.InputFiles().at(0), file_contents_); |
| |
| vector<string> imported_files; |
| AidlError err = ::android::aidl::internals::load_and_validate_aidl( |
| options_.InputFiles().front(), options_, io_delegate_, &typenames_, &imported_files); |
| |
| if (err != AidlError::OK) { |
| return nullptr; |
| } |
| |
| const auto& defined_types = typenames_.MainDocument().DefinedTypes(); |
| EXPECT_EQ(1ul, defined_types.size()); |
| EXPECT_NE(nullptr, defined_types.front().get()->AsEnumDeclaration()); |
| |
| return defined_types.front().get()->AsEnumDeclaration(); |
| } |
| |
| void Compare(Document* doc, const char* expected) { |
| string output; |
| doc->Write(CodeWriter::ForString(&output).get()); |
| |
| if (expected == output) { |
| return; // Success |
| } |
| |
| test::PrintDiff(expected, output); |
| FAIL() << "Document contents did not match expected contents"; |
| } |
| |
| const Options options_; |
| const string file_contents_; |
| FakeIoDelegate io_delegate_; |
| AidlTypenames typenames_; |
| }; |
| |
| namespace test_io_handling { |
| |
| const char kInputPath[] = "a/IFoo.aidl"; |
| const char kOutputPath[] = "output.cpp"; |
| const char kHeaderDir[] = "headers"; |
| const char kInterfaceHeaderRelPath[] = "a/IFoo.h"; |
| |
| const string kCmdline = string("aidl-cpp ") + kInputPath + " " + kHeaderDir + " " + kOutputPath; |
| |
| } // namespace test_io_handling |
| |
| class IoErrorHandlingTest : public ASTTest { |
| public: |
| IoErrorHandlingTest() : ASTTest(test_io_handling::kCmdline, "package a; interface IFoo {}") {} |
| }; |
| |
| TEST_F(IoErrorHandlingTest, GenerateCorrectlyAbsentErrors) { |
| // Confirm that this is working correctly without I/O problems. |
| AidlInterface* interface = ParseSingleInterface(); |
| ASSERT_NE(interface, nullptr); |
| ASSERT_TRUE(GenerateCpp(options_.OutputFile(), options_, typenames_, *interface, io_delegate_)); |
| } |
| |
| TEST_F(IoErrorHandlingTest, HandlesBadHeaderWrite) { |
| using namespace test_io_handling; |
| AidlInterface* interface = ParseSingleInterface(); |
| ASSERT_NE(interface, nullptr); |
| |
| // Simulate issues closing the interface header. |
| const string header_path = |
| StringPrintf("%s%c%s", kHeaderDir, OS_PATH_SEPARATOR, |
| kInterfaceHeaderRelPath); |
| io_delegate_.AddBrokenFilePath(header_path); |
| ASSERT_FALSE(GenerateCpp(options_.OutputFile(), options_, typenames_, *interface, io_delegate_)); |
| // We should never attempt to write the C++ file if we fail writing headers. |
| ASSERT_FALSE(io_delegate_.GetWrittenContents(kOutputPath, nullptr)); |
| // We should remove partial results. |
| ASSERT_TRUE(io_delegate_.PathWasRemoved(header_path)); |
| } |
| |
| TEST_F(IoErrorHandlingTest, HandlesBadCppWrite) { |
| using test_io_handling::kOutputPath; |
| AidlInterface* interface = ParseSingleInterface(); |
| ASSERT_NE(interface, nullptr); |
| |
| // Simulate issues closing the cpp file. |
| io_delegate_.AddBrokenFilePath(kOutputPath); |
| ASSERT_FALSE(GenerateCpp(options_.OutputFile(), options_, typenames_, *interface, io_delegate_)); |
| // We should remove partial results. |
| ASSERT_TRUE(io_delegate_.PathWasRemoved(kOutputPath)); |
| } |
| |
| } // namespace cpp |
| } // namespace aidl |
| } // namespace android |