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// 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 "gn/test_with_scope.h"
#include <memory>
#include <utility>
#include "gn/parser.h"
#include "gn/tokenizer.h"
namespace {
BuildSettings CreateBuildSettingsForTest() {
BuildSettings build_settings;
build_settings.SetBuildDir(SourceDir("//out/Debug/"));
return build_settings;
}
} // namespace
TestWithScope::TestWithScope()
: build_settings_(CreateBuildSettingsForTest()),
settings_(&build_settings_, std::string()),
toolchain_(&settings_, Label(SourceDir("//toolchain/"), "default")),
scope_(&settings_),
scope_progammatic_provider_(&scope_, true) {
build_settings_.set_print_callback(
[this](const std::string& str) { AppendPrintOutput(str); });
settings_.set_toolchain_label(toolchain_.label());
settings_.set_default_toolchain_label(toolchain_.label());
SetupToolchain(&toolchain_);
scope_.set_item_collector(&items_);
}
TestWithScope::~TestWithScope() = default;
Label TestWithScope::ParseLabel(const std::string& str) const {
Err err;
Label result = Label::Resolve(SourceDir("//"), std::string_view(),
toolchain_.label(), Value(nullptr, str), &err);
CHECK(!err.has_error());
return result;
}
bool TestWithScope::ExecuteSnippet(const std::string& str, Err* err) {
TestParseInput input(str);
if (input.has_error()) {
*err = input.parse_err();
return false;
}
size_t first_item = items_.size();
input.parsed()->Execute(&scope_, err);
if (err->has_error())
return false;
for (size_t i = first_item; i < items_.size(); ++i) {
CHECK(items_[i]->AsTarget() != nullptr)
<< "Only targets are supported in ExecuteSnippet()";
items_[i]->AsTarget()->SetToolchain(&toolchain_);
if (!items_[i]->OnResolved(err))
return false;
}
return true;
}
Value TestWithScope::ExecuteExpression(const std::string& expr, Err* err) {
InputFile input_file(SourceFile("//test"));
input_file.SetContents(expr);
std::vector<Token> tokens = Tokenizer::Tokenize(&input_file, err);
if (err->has_error()) {
return Value();
}
std::unique_ptr<ParseNode> node = Parser::ParseExpression(tokens, err);
if (err->has_error()) {
return Value();
}
return node->Execute(&scope_, err);
}
// static
void TestWithScope::SetupToolchain(Toolchain* toolchain, bool use_toc) {
Err err;
// CC
std::unique_ptr<Tool> cc_tool = Tool::CreateTool(CTool::kCToolCc);
SetCommandForTool(
"cc {{source}} {{cflags}} {{cflags_c}} {{defines}} {{include_dirs}} "
"-o {{output}}",
cc_tool.get());
cc_tool->set_outputs(SubstitutionList::MakeForTest(
"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o"));
toolchain->SetTool(std::move(cc_tool));
// CXX
std::unique_ptr<Tool> cxx_tool = Tool::CreateTool(CTool::kCToolCxx);
SetCommandForTool(
"c++ {{source}} {{cflags}} {{cflags_cc}} {{defines}} {{include_dirs}} "
"-o {{output}}",
cxx_tool.get());
cxx_tool->set_outputs(SubstitutionList::MakeForTest(
"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o"));
cxx_tool->set_command_launcher("launcher");
toolchain->SetTool(std::move(cxx_tool));
// OBJC
std::unique_ptr<Tool> objc_tool = Tool::CreateTool(CTool::kCToolObjC);
SetCommandForTool(
"objcc {{source}} {{cflags}} {{cflags_objc}} {{defines}} "
"{{include_dirs}} -o {{output}}",
objc_tool.get());
objc_tool->set_outputs(SubstitutionList::MakeForTest(
"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o"));
toolchain->SetTool(std::move(objc_tool));
// OBJC
std::unique_ptr<Tool> objcxx_tool = Tool::CreateTool(CTool::kCToolObjCxx);
SetCommandForTool(
"objcxx {{source}} {{cflags}} {{cflags_objcc}} {{defines}} "
"{{include_dirs}} -o {{output}}",
objcxx_tool.get());
objcxx_tool->set_outputs(SubstitutionList::MakeForTest(
"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o"));
toolchain->SetTool(std::move(objcxx_tool));
// Don't use RC and ASM tools in unit tests yet. Add here if needed.
// ALINK
std::unique_ptr<Tool> alink = Tool::CreateTool(CTool::kCToolAlink);
CTool* alink_tool = alink->AsC();
SetCommandForTool("ar {{output}} {{source}}", alink_tool);
alink_tool->set_lib_switch("-l");
alink_tool->set_lib_dir_switch("-L");
alink_tool->set_output_prefix("lib");
alink_tool->set_outputs(SubstitutionList::MakeForTest(
"{{target_out_dir}}/{{target_output_name}}.a"));
toolchain->SetTool(std::move(alink));
// SOLINK
std::unique_ptr<Tool> solink = Tool::CreateTool(CTool::kCToolSolink);
CTool* solink_tool = solink->AsC();
SetCommandForTool(
"ld -shared -o {{target_output_name}}.so {{inputs}} "
"{{ldflags}} {{libs}}",
solink_tool);
solink_tool->set_lib_switch("-l");
solink_tool->set_lib_dir_switch("-L");
solink_tool->set_output_prefix("lib");
solink_tool->set_default_output_extension(".so");
if (use_toc) {
solink_tool->set_outputs(SubstitutionList::MakeForTest(
"{{root_out_dir}}/{{target_output_name}}{{output_extension}}.TOC",
"{{root_out_dir}}/{{target_output_name}}{{output_extension}}"));
solink_tool->set_link_output(SubstitutionPattern::MakeForTest(
"{{root_out_dir}}/{{target_output_name}}{{output_extension}}"));
solink_tool->set_depend_output(SubstitutionPattern::MakeForTest(
"{{root_out_dir}}/{{target_output_name}}{{output_extension}}.TOC"));
} else {
solink_tool->set_outputs(SubstitutionList::MakeForTest(
"{{root_out_dir}}/{{target_output_name}}{{output_extension}}"));
}
toolchain->SetTool(std::move(solink));
// SOLINK_MODULE
std::unique_ptr<Tool> solink_module =
Tool::CreateTool(CTool::kCToolSolinkModule);
CTool* solink_module_tool = solink_module->AsC();
SetCommandForTool(
"ld -bundle -o {{target_output_name}}.so {{inputs}} "
"{{ldflags}} {{libs}}",
solink_module_tool);
solink_module_tool->set_lib_switch("-l");
solink_module_tool->set_lib_dir_switch("-L");
solink_module_tool->set_output_prefix("lib");
solink_module_tool->set_default_output_extension(".so");
solink_module_tool->set_outputs(SubstitutionList::MakeForTest(
"{{root_out_dir}}/{{target_output_name}}{{output_extension}}"));
toolchain->SetTool(std::move(solink_module));
// LINK
std::unique_ptr<Tool> link = Tool::CreateTool(CTool::kCToolLink);
CTool* link_tool = link->AsC();
SetCommandForTool(
"ld -o {{target_output_name}} {{source}} "
"{{ldflags}} {{libs}}",
link_tool);
link_tool->set_lib_switch("-l");
link_tool->set_lib_dir_switch("-L");
link_tool->set_outputs(
SubstitutionList::MakeForTest("{{root_out_dir}}/{{target_output_name}}"));
toolchain->SetTool(std::move(link));
// STAMP
std::unique_ptr<Tool> stamp_tool =
Tool::CreateTool(GeneralTool::kGeneralToolStamp);
SetCommandForTool("touch {{output}}", stamp_tool.get());
toolchain->SetTool(std::move(stamp_tool));
// COPY
std::unique_ptr<Tool> copy_tool =
Tool::CreateTool(GeneralTool::kGeneralToolCopy);
SetCommandForTool("cp {{source}} {{output}}", copy_tool.get());
toolchain->SetTool(std::move(copy_tool));
// COPY_BUNDLE_DATA
std::unique_ptr<Tool> copy_bundle_data_tool =
Tool::CreateTool(GeneralTool::kGeneralToolCopyBundleData);
SetCommandForTool("cp {{source}} {{output}}", copy_bundle_data_tool.get());
toolchain->SetTool(std::move(copy_bundle_data_tool));
// COMPILE_XCASSETS
std::unique_ptr<Tool> compile_xcassets_tool =
Tool::CreateTool(GeneralTool::kGeneralToolCompileXCAssets);
SetCommandForTool("touch {{output}}", compile_xcassets_tool.get());
toolchain->SetTool(std::move(compile_xcassets_tool));
// RUST
std::unique_ptr<Tool> rustc_tool = Tool::CreateTool(RustTool::kRsToolBin);
SetCommandForTool(
"{{rustenv}} rustc --crate-name {{crate_name}} {{source}} "
"--crate-type {{crate_type}} {{rustflags}} -o {{output}} "
"{{rustdeps}} {{externs}}",
rustc_tool.get());
rustc_tool->set_outputs(SubstitutionList::MakeForTest(
"{{root_out_dir}}/{{crate_name}}{{output_extension}}"));
toolchain->SetTool(std::move(rustc_tool));
// SWIFT
std::unique_ptr<Tool> swift_tool = Tool::CreateTool(CTool::kCToolSwift);
SetCommandForTool(
"swiftc --module-name {{module_name}} {{module_dirs}} {{inputs}}",
swift_tool.get());
swift_tool->set_outputs(SubstitutionList::MakeForTest(
"{{target_out_dir}}/{{module_name}}.swiftmodule"));
swift_tool->set_partial_outputs(SubstitutionList::MakeForTest(
"{{target_out_dir}}/{{source_name_part}}.o"));
toolchain->SetTool(std::move(swift_tool));
// CDYLIB
std::unique_ptr<Tool> cdylib_tool = Tool::CreateTool(RustTool::kRsToolCDylib);
SetCommandForTool(
"{{rustenv}} rustc --crate-name {{crate_name}} {{source}} "
"--crate-type {{crate_type}} {{rustflags}} -o {{output}} "
"{{rustdeps}} {{externs}}",
cdylib_tool.get());
cdylib_tool->set_output_prefix("lib");
cdylib_tool->set_default_output_extension(".so");
cdylib_tool->set_outputs(SubstitutionList::MakeForTest(
"{{root_output_dir}}/{{target_output_name}}{{output_extension}}"));
toolchain->SetTool(std::move(cdylib_tool));
// DYLIB
std::unique_ptr<Tool> dylib_tool = Tool::CreateTool(RustTool::kRsToolDylib);
SetCommandForTool(
"{{rustenv}} rustc --crate-name {{crate_name}} {{source}} "
"--crate-type {{crate_type}} {{rustflags}} -o {{output}} "
"{{rustdeps}} {{externs}}",
dylib_tool.get());
dylib_tool->set_output_prefix("lib");
dylib_tool->set_default_output_extension(".so");
dylib_tool->set_outputs(SubstitutionList::MakeForTest(
"{{root_output_dir}}/{{target_output_name}}{{output_extension}}"));
toolchain->SetTool(std::move(dylib_tool));
// RUST_PROC_MACRO
std::unique_ptr<Tool> rust_proc_macro_tool =
Tool::CreateTool(RustTool::kRsToolMacro);
SetCommandForTool(
"{{rustenv}} rustc --crate-name {{crate_name}} {{source}} "
"--crate-type {{crate_type}} {{rustflags}} -o {{output}} "
"{{rustdeps}} {{externs}}",
rust_proc_macro_tool.get());
rust_proc_macro_tool->set_output_prefix("lib");
rust_proc_macro_tool->set_default_output_extension(".so");
rust_proc_macro_tool->set_outputs(SubstitutionList::MakeForTest(
"{{target_out_dir}}/{{target_output_name}}{{output_extension}}"));
toolchain->SetTool(std::move(rust_proc_macro_tool));
// RLIB
std::unique_ptr<Tool> rlib_tool = Tool::CreateTool(RustTool::kRsToolRlib);
SetCommandForTool(
"{{rustenv}} rustc --crate-name {{crate_name}} {{source}} "
"--crate-type {{crate_type}} {{rustflags}} -o {{output}} "
"{{rustdeps}} {{externs}}",
rlib_tool.get());
rlib_tool->set_output_prefix("lib");
rlib_tool->set_default_output_extension(".rlib");
rlib_tool->set_outputs(SubstitutionList::MakeForTest(
"{{target_out_dir}}/{{target_output_name}}{{output_extension}}"));
toolchain->SetTool(std::move(rlib_tool));
// STATICLIB
std::unique_ptr<Tool> staticlib_tool =
Tool::CreateTool(RustTool::kRsToolStaticlib);
SetCommandForTool(
"{{rustenv}} rustc --crate-name {{crate_name}} {{source}} "
"--crate-type {{crate_type}} {{rustflags}} -o {{output}} "
"{{rustdeps}} {{externs}}",
staticlib_tool.get());
staticlib_tool->set_output_prefix("lib");
staticlib_tool->set_default_output_extension(".a");
staticlib_tool->set_outputs(SubstitutionList::MakeForTest(
"{{target_out_dir}}/{{target_output_name}}{{output_extension}}"));
toolchain->SetTool(std::move(staticlib_tool));
toolchain->ToolchainSetupComplete();
}
// static
void TestWithScope::SetCommandForTool(const std::string& cmd, Tool* tool) {
Err err;
SubstitutionPattern command;
command.Parse(cmd, nullptr, &err);
CHECK(!err.has_error()) << "Couldn't parse \"" << cmd << "\", "
<< "got " << err.message();
tool->set_command(command);
}
void TestWithScope::AppendPrintOutput(const std::string& str) {
print_output_.append(str);
}
TestParseInput::TestParseInput(const std::string& input)
: input_file_(SourceFile("//test")) {
input_file_.SetContents(input);
tokens_ = Tokenizer::Tokenize(&input_file_, &parse_err_);
if (!parse_err_.has_error())
parsed_ = Parser::Parse(tokens_, &parse_err_);
}
TestParseInput::~TestParseInput() = default;
TestTarget::TestTarget(const TestWithScope& setup,
const std::string& label_string,
Target::OutputType type)
: Target(setup.settings(), setup.ParseLabel(label_string)) {
visibility().SetPublic();
set_output_type(type);
SetToolchain(setup.toolchain());
}
TestTarget::~TestTarget() = default;