blob: ce7d95c2e378d378366d3d10bc05881862f2342d [file] [log] [blame]
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "base/basictypes.h"
#include "tools/gn/build_settings.h"
#include "tools/gn/err.h"
#include "tools/gn/input_file.h"
#include "tools/gn/parse_tree.h"
#include "tools/gn/scope.h"
#include "tools/gn/settings.h"
#include "tools/gn/token.h"
#include "tools/gn/toolchain.h"
#include "tools/gn/value.h"
// A helper class for setting up a Scope that a test can use. It makes a
// toolchain and sets up all the build state.
class TestWithScope {
BuildSettings* build_settings() { return &build_settings_; }
Settings* settings() { return &settings_; }
Toolchain* toolchain() { return &toolchain_; }
Scope* scope() { return &scope_; }
// This buffer accumulates output from any print() commands executed in the
// context of this test. Note that the implementation of this is not
// threadsafe so don't write tests that call print from multiple threads.
std::string& print_output() { return print_output_; }
void AppendPrintOutput(const std::string& str);
BuildSettings build_settings_;
Settings settings_;
Toolchain toolchain_;
Scope scope_;
std::string print_output_;
// Helper class to treat some string input as a file.
// Instantiate it with the contents you want, be sure to check for error, and
// then you can execute the ParseNode or whatever.
class TestParseInput {
TestParseInput(const std::string& input);
// Indicates whether and what error occurred during tokenizing and parsing.
bool has_error() const { return parse_err_.has_error(); }
const Err& parse_err() const { return parse_err_; }
const InputFile& input_file() const { return input_file_; }
const std::vector<Token>& tokens() const { return tokens_; }
const ParseNode* parsed() const { return parsed_.get(); }
InputFile input_file_;
std::vector<Token> tokens_;
scoped_ptr<ParseNode> parsed_;
Err parse_err_;