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https://github.com/google/sandboxed-api.git
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35f9268e23
- Support multiple input files - Better testability - Support for the `--sapi_isystem` argument, same as the Python generator PiperOrigin-RevId: 333686891 Change-Id: I3e618165c1bd58bb755e1193617fb0737c29ee77
84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
// Copyright 2020 google llc
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//
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// licensed under the apache license, version 2.0 (the "license");
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// you may not use this file except in compliance with the license.
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// you may obtain a copy of the license at
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//
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// http://www.apache.org/licenses/license-2.0
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//
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// unless required by applicable law or agreed to in writing, software
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// distributed under the license is distributed on an "as is" basis,
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// without warranties or conditions of any kind, either express or implied.
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// see the license for the specific language governing permissions and
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// limitations under the license.
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#ifndef SANDBOXED_API_TOOLS_CLANG_GENERATOR_FRONTEND_ACTION_TEST_UTIL_H_
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#define SANDBOXED_API_TOOLS_CLANG_GENERATOR_FRONTEND_ACTION_TEST_UTIL_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "absl/container/flat_hash_map.h"
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#include "absl/memory/memory.h"
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#include "absl/status/status.h"
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#include "absl/strings/str_cat.h"
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#include "absl/strings/string_view.h"
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#include "clang/Frontend/FrontendAction.h"
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#include "sandboxed_api/util/status_matchers.h"
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namespace sapi {
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namespace internal {
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absl::Status RunClangTool(
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const std::vector<std::string> command_line,
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const absl::flat_hash_map<std::string, std::string> file_contents,
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std::unique_ptr<clang::FrontendAction> action);
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} // namespace internal
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class FrontendActionTest : public ::testing::Test {
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protected:
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// Adds code to a virtual filesystem with the given filename.
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void AddCode(const std::string& filename, absl::string_view code) {
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absl::StrAppend(&file_contents_[filename], code);
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}
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// Changes the name of the virtual input file. Useful for special cases where
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// the filenames of compiled sources matter.
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void set_input_file(absl::string_view value) {
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input_file_ = std::string(value);
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}
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virtual std::vector<std::string> GetCommandLineFlagsForTesting(
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absl::string_view input_file);
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// Runs the specified frontend action on in-memory source code.
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void RunFrontendAction(absl::string_view code,
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std::unique_ptr<clang::FrontendAction> action) {
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std::vector<std::string> command_line =
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GetCommandLineFlagsForTesting(input_file_);
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AddCode(input_file_, code);
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ASSERT_THAT(
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internal::RunClangTool(command_line, file_contents_, std::move(action)),
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IsOk());
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}
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// Runs the specified frontend action. Provided for compatibility with LLVM <
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// 10. Takes ownership.
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void RunFrontendAction(absl::string_view code,
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clang::FrontendAction* action) {
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RunFrontendAction(code, absl::WrapUnique(action));
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}
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private:
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std::string input_file_ = "input.cc";
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absl::flat_hash_map<std::string, std::string> file_contents_;
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};
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} // namespace sapi
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#endif // SANDBOXED_API_TOOLS_CLANG_GENERATOR_FRONTEND_ACTION_TEST_UTIL_H_
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