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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/file_manager/file_manager_jstest_base.h"
#include "ash/webui/common/trusted_types_util.h"
#include "ash/webui/file_manager/resource_loader.h"
#include "ash/webui/file_manager/resources/grit/file_manager_swa_resources_map.h"
#include "ash/webui/file_manager/url_constants.h"
#include "base/check_deref.h"
#include "base/lazy_instance.h"
#include "base/path_service.h"
#include "chrome/browser/ash/file_manager/file_manager_string_util.h"
#include "chrome/browser/ash/file_manager/file_manager_test_util.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/global_features.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/test/base/test_switches.h"
#include "chrome/test/base/ui_test_utils.h"
#include "components/application_locale_storage/application_locale_storage.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_ui_controller.h"
#include "content/public/browser/web_ui_data_source.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/scoped_web_ui_controller_factory_registration.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/file_manager/grit/file_manager_gen_resources_map.h"
#include "ui/file_manager/grit/file_manager_resources_map.h"
namespace {
// WebUIProvider to attach the URLDataSource for the test URL during tests.
// Used to start the unittest from a chrome:// URL which allows unittest files
// (HTML/JS/CSS) to load other resources from WebUI URLs chrome://*.
class TestWebUIProvider
: public TestChromeWebUIControllerFactory::WebUIProvider {
public:
TestWebUIProvider() = default;
TestWebUIProvider(const TestWebUIProvider&) = delete;
TestWebUIProvider& operator=(const TestWebUIProvider&) = delete;
~TestWebUIProvider() override = default;
std::unique_ptr<content::WebUIController> NewWebUI(content::WebUI* web_ui,
const GURL& url) override {
// Add a data source to serve all the chrome://file-manager files for Image
// Loader.
auto* profile = Profile::FromWebUI(web_ui);
content::WebUIDataSource* files_swa_source =
content::WebUIDataSource::CreateAndAdd(
profile, ash::file_manager::kChromeUIFileManagerHost);
files_swa_source->AddResourcePaths(base::span(kFileManagerSwaResources));
ash::file_manager::AddFilesAppResources(files_swa_source,
kFileManagerResources);
ash::file_manager::AddFilesAppResources(files_swa_source,
kFileManagerGenResources);
const std::string& application_locale =
g_browser_process->GetFeatures()->application_locale_storage()->Get();
dict_ = GetFileManagerStrings(application_locale);
AddFileManagerFeatureStrings(
"en-US", application_locale,
CHECK_DEREF(g_browser_process->variations_service()),
Profile::FromWebUI(web_ui), &dict_);
files_swa_source->AddLocalizedStrings(dict_);
files_swa_source->UseStringsJs();
return std::make_unique<content::WebUIController>(web_ui);
}
void DataSourceOverrides(content::WebUIDataSource* source) override {
ash::EnableTrustedTypesCSP(source);
// Add 'unsafe-inline' to CSP to allow the inline <script> in the
// generated HTML to run see js_test_gen_html.py.
source->OverrideContentSecurityPolicy(
network::mojom::CSPDirectiveName::ScriptSrc,
"script-src chrome://resources chrome://webui-test " +
std::string(ash::file_manager::kChromeUIFileManagerURL) +
" "
"'self' chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj "
"chrome-extension://pmfjbimdmchhbnneeidfognadeopoehp ; ");
source->OverrideContentSecurityPolicy(
network::mojom::CSPDirectiveName::ScriptSrcElem,
"script-src chrome://resources chrome://webui-test " +
std::string(ash::file_manager::kChromeUIFileManagerURL) +
" "
"'self' chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj "
"chrome-extension://pmfjbimdmchhbnneeidfognadeopoehp ; ");
DCHECK(!dict_.empty()) << "The translation should be fully loaded";
source->AddLocalizedStrings(dict_);
source->UseStringsJs();
}
private:
base::Value::Dict dict_;
};
base::LazyInstance<TestWebUIProvider>::DestructorAtExit test_webui_provider_ =
LAZY_INSTANCE_INITIALIZER;
static const GURL TestResourceUrl() {
static GURL url(content::GetWebUIURLString("webui-test"));
return url;
}
} // namespace
FileManagerJsTestBase::FileManagerJsTestBase(const base::FilePath& base_path)
: base_path_(base_path) {}
FileManagerJsTestBase::~FileManagerJsTestBase() = default;
void FileManagerJsTestBase::RunTestURL(const std::string& file) {
// Open a new tab with the Files app test harness.
auto url =
GURL("chrome://webui-test/base/js/test_harness.html?test_module=/" +
base_path_.Append(file).value());
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), url));
content::WebContents* const web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
ASSERT_TRUE(web_contents);
// The test might have finished loading.
bool is_test_loaded =
content::EvalJs(web_contents, "window.__TEST_LOADED__;").ExtractBool();
if (!is_test_loaded) {
// Wait for the JS modules to be loaded and exported to window.
content::DOMMessageQueue message_queue(web_contents);
std::string message;
ASSERT_TRUE(message_queue.WaitForMessage(&message));
EXPECT_EQ(message, "\"LOADED\"");
}
// Execute the WebUI test harness.
bool result = ExecuteWebUIResourceTest(web_contents);
if (coverage_handler_ && coverage_handler_->CoverageEnabled()) {
auto* const test_info =
::testing::UnitTest::GetInstance()->current_test_info();
const std::string& full_test_name =
base::StrCat({test_info->test_suite_name(), "_", test_info->name()});
coverage_handler_->CollectCoverage(full_test_name);
}
EXPECT_TRUE(result);
}
void FileManagerJsTestBase::SetUpOnMainThread() {
InProcessBrowserTest::SetUpOnMainThread();
base::FilePath pak_path;
ASSERT_TRUE(base::PathService::Get(base::DIR_MODULE, &pak_path));
pak_path = pak_path.AppendASCII("browser_tests.pak");
ui::ResourceBundle::GetSharedInstance().AddDataPackFromPath(
pak_path, ui::kScaleFactorNone);
webui_controller_factory_ =
std::make_unique<TestChromeWebUIControllerFactory>();
webui_controller_factory_registration_ =
std::make_unique<content::ScopedWebUIControllerFactoryRegistration>(
webui_controller_factory_.get(),
ChromeWebUIControllerFactory::GetInstance());
webui_controller_factory_->AddFactoryOverride(TestResourceUrl().host(),
test_webui_provider_.Pointer());
Profile* profile = browser()->profile();
file_manager::test::AddDefaultComponentExtensionsOnMainThread(profile);
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kDevtoolsCodeCoverage)) {
base::FilePath devtools_code_coverage_dir =
command_line->GetSwitchValuePath(switches::kDevtoolsCodeCoverage);
auto callback = base::BindRepeating([](content::DevToolsAgentHost* host) {
// Only connect to the DevToolsAgentHost backing the test, others are
// spawned during the test that are not relevant and cause crashes when
// attached.
return host->GetURL().host() == "webui-test";
});
coverage_handler_ = std::make_unique<DevToolsAgentCoverageObserver>(
devtools_code_coverage_dir, std::move(callback));
}
}
void FileManagerJsTestBase::TearDownOnMainThread() {
InProcessBrowserTest::TearDownOnMainThread();
webui_controller_factory_->RemoveFactoryOverride(TestResourceUrl().host());
}
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