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// Copyright 2014 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/test/base/ash/extension_js_browser_test.h"
#include <memory>
#include <optional>
#include <string>
#include <utility>
#include <vector>
#include "base/command_line.h"
#include "base/containers/contains.h"
#include "base/files/file_path.h"
#include "base/functional/callback.h"
#include "base/json/json_reader.h"
#include "base/strings/strcat.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/extensions/component_loader.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chrome/test/base/ash/javascript_browser_test.h"
#include "chrome/test/base/test_switches.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_test_utils.h"
#include "extensions/browser/background_script_executor.h"
#include "extensions/browser/browsertest_util.h"
#include "extensions/browser/extension_host.h"
#include "extensions/browser/extension_host_test_helper.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_registry_observer.h"
#include "extensions/browser/extension_registry_test_helper.h"
#include "extensions/browser/process_manager.h"
#include "extensions/browser/service_worker/service_worker_host.h"
#include "extensions/browser/service_worker/service_worker_test_utils.h"
#include "extensions/common/extension.h"
#include "ui/base/ime/ash/extension_ime_util.h"
namespace {
const std::vector<std::string>& GetExtensionIdsToCollectCoverage() {
static const std::vector<std::string> extensions_for_coverage = {
extension_misc::kChromeVoxExtensionId,
extension_misc::kSelectToSpeakExtensionId,
extension_misc::kSwitchAccessExtensionId,
extension_misc::kAccessibilityCommonExtensionId,
extension_misc::kEnhancedNetworkTtsExtensionId,
ash::extension_ime_util::kBrailleImeExtensionId,
};
return extensions_for_coverage;
}
} // namespace
ExtensionJSBrowserTest::ExtensionJSBrowserTest() = default;
ExtensionJSBrowserTest::~ExtensionJSBrowserTest() = default;
void ExtensionJSBrowserTest::SetUpOnMainThread() {
JavaScriptBrowserTest::SetUpOnMainThread();
// Set up coverage collection.
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kDevtoolsCodeCoverage)) {
base::FilePath devtools_code_coverage_dir =
command_line->GetSwitchValuePath(switches::kDevtoolsCodeCoverage);
ShouldInspectDevToolsAgentHostCallback callback =
base::BindRepeating([](content::DevToolsAgentHost* host) {
const auto& ext_ids = GetExtensionIdsToCollectCoverage();
for (const auto& ext_id : ext_ids) {
if (base::Contains(host->GetURL().path(), ext_id) &&
host->GetType() == "background_page") {
return true;
}
}
return false;
});
coverage_handler_ = std::make_unique<DevToolsAgentCoverageObserver>(
devtools_code_coverage_dir, std::move(callback));
}
}
void ExtensionJSBrowserTest::WaitForExtension(const char* extension_id,
base::OnceClosure load_cb) {
extension_id_ = extension_id;
// ExtensionHosts only exist when there is an associated RenderFrame.
// Initialize both an ExtensionHostTestHelper and a ServiceWorkerObserver
// before running the load callback, to avoid missing the relevant event.
extensions::ExtensionHostTestHelper host_helper(GetProfile(), extension_id);
extensions::ExtensionRegistryTestHelper observer(extension_id, GetProfile());
std::move(load_cb).Run();
if (observer.WaitForManifestVersion() == 3) {
observer.WaitForServiceWorkerStart();
extension_host_browser_context_ = GetProfile();
return;
}
extensions::ExtensionHost* extension_host =
host_helper.WaitForHostCompletedFirstLoad();
ASSERT_TRUE(extension_host);
extension_host_browser_context_ = extension_host->browser_context();
}
bool ExtensionJSBrowserTest::RunJavascriptTestF(bool is_async,
const std::string& test_fixture,
const std::string& test_name) {
if (!extension_host_browser_context_) {
ADD_FAILURE() << "ExtensionHost failed to start";
return false;
}
std::vector<std::u16string> scripts;
base::Value::Dict test_runner_params;
if (embedded_test_server()->Started()) {
test_runner_params.Set("testServerBaseUrl",
embedded_test_server()->base_url().spec());
}
if (!libs_loaded_) {
if (!BuildJavascriptLibraries(&scripts)) {
ADD_FAILURE() << "Failed to build JavaScript libraries";
return false;
}
libs_loaded_ = true;
}
scripts.push_back(base::UTF8ToUTF16(content::JsReplace(
"const testRunnerParams = $1;", std::move(test_runner_params))));
scripts.push_back(BuildRunTestJSCall(
is_async, "RUN_TEST_F",
base::Value::List().Append(test_fixture).Append(test_name)));
std::u16string script_16 = base::JoinString(scripts, u"\n");
std::string script = base::UTF16ToUTF8(script_16);
auto result = extensions::BackgroundScriptExecutor::ExecuteScript(
extension_host_browser_context_, extension_id_, script,
extensions::BackgroundScriptExecutor::ResultCapture::kSendScriptResult);
if (!result.is_string())
return false;
if (coverage_handler_ && coverage_handler_->CoverageEnabled()) {
const std::string& full_test_name = base::StrCat({test_fixture, test_name});
coverage_handler_->CollectCoverage(full_test_name);
}
std::string result_str = result.GetString();
std::optional<base::Value> value_result = base::JSONReader::Read(result_str);
const base::Value::Dict& dict_value = value_result->GetDict();
bool test_result = dict_value.FindBool("result").value();
const std::string* test_result_message = dict_value.FindString("message");
CHECK(test_result_message);
if (!test_result_message->empty()) {
ADD_FAILURE() << *test_result_message;
}
return test_result;
}
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