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// Copyright (c) 2011 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 "chrome/browser/ui/webui/web_ui_browsertest.h"
#include <string>
#include <vector>
#include "base/lazy_instance.h"
#include "base/path_service.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/url_constants.h"
#include "chrome/test/ui_test_utils.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "content/browser/webui/web_ui.h"
#include "ui/base/resource/resource_bundle.h"
namespace {
const FilePath::StringType kWebUILibraryJS =
FILE_PATH_LITERAL("test_api.js");
const FilePath::StringType kWebUITestFolder = FILE_PATH_LITERAL("webui");
base::LazyInstance<std::vector<std::string> > error_messages_(
base::LINKER_INITIALIZED);
// Intercepts all log messages.
bool LogHandler(int severity,
const char* file,
int line,
size_t message_start,
const std::string& str) {
if (severity == logging::LOG_ERROR)
error_messages_.Get().push_back(str);
return false;
}
} // namespace
WebUIBrowserTest::~WebUIBrowserTest() {}
bool WebUIBrowserTest::RunJavascriptFunction(const std::string& function_name) {
return RunJavascriptFunction(function_name, ConstValueVector());
}
bool WebUIBrowserTest::RunJavascriptFunction(const std::string& function_name,
const Value& arg) {
ConstValueVector args;
args.push_back(&arg);
return RunJavascriptFunction(function_name, args);
}
bool WebUIBrowserTest::RunJavascriptFunction(const std::string& function_name,
const Value& arg1,
const Value& arg2) {
ConstValueVector args;
args.push_back(&arg1);
args.push_back(&arg2);
return RunJavascriptFunction(function_name, args);
}
bool WebUIBrowserTest::RunJavascriptFunction(
const std::string& function_name,
const ConstValueVector& function_arguments) {
return RunJavascriptUsingHandler(function_name, function_arguments, false);
}
bool WebUIBrowserTest::RunJavascriptTest(const std::string& test_name) {
return RunJavascriptTest(test_name, ConstValueVector());
}
bool WebUIBrowserTest::RunJavascriptTest(const std::string& test_name,
const Value& arg) {
ConstValueVector args;
args.push_back(&arg);
return RunJavascriptTest(test_name, args);
}
bool WebUIBrowserTest::RunJavascriptTest(const std::string& test_name,
const Value& arg1,
const Value& arg2) {
ConstValueVector args;
args.push_back(&arg1);
args.push_back(&arg2);
return RunJavascriptTest(test_name, args);
}
bool WebUIBrowserTest::RunJavascriptTest(
const std::string& test_name,
const ConstValueVector& test_arguments) {
return RunJavascriptUsingHandler(test_name, test_arguments, true);
}
WebUIBrowserTest::WebUIBrowserTest()
: test_handler_(new WebUITestHandler()) {}
void WebUIBrowserTest::SetUpInProcessBrowserTestFixture() {
ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_data_directory_));
test_data_directory_ = test_data_directory_.Append(kWebUITestFolder);
// TODO(dtseng): should this be part of every BrowserTest or just WebUI test.
FilePath resources_pack_path;
PathService::Get(chrome::FILE_RESOURCES_PACK, &resources_pack_path);
ResourceBundle::AddDataPackToSharedInstance(resources_pack_path);
AddLibrary(FilePath(kWebUILibraryJS));
}
WebUIMessageHandler* WebUIBrowserTest::GetMockMessageHandler() {
return NULL;
}
void WebUIBrowserTest::BuildJavascriptLibraries(std::string* content) {
ASSERT_TRUE(content != NULL);
std::string library_content, src_content;
std::vector<FilePath>::iterator user_libraries_iterator;
for (user_libraries_iterator = user_libraries.begin();
user_libraries_iterator != user_libraries.end();
++user_libraries_iterator) {
if (user_libraries_iterator->IsAbsolute()) {
ASSERT_TRUE(file_util::ReadFileToString(*user_libraries_iterator,
&library_content));
} else {
ASSERT_TRUE(file_util::ReadFileToString(
test_data_directory_.Append(*user_libraries_iterator),
&library_content));
}
content->append(library_content);
content->append(";\n");
}
}
string16 WebUIBrowserTest::BuildRunTestJSCall(
const std::string& function_name,
const WebUIBrowserTest::ConstValueVector& test_func_args) {
WebUIBrowserTest::ConstValueVector arguments;
StringValue function_name_arg(function_name);
arguments.push_back(&function_name_arg);
ListValue baked_argument_list;
WebUIBrowserTest::ConstValueVector::const_iterator arguments_iterator;
for (arguments_iterator = test_func_args.begin();
arguments_iterator != test_func_args.end();
++arguments_iterator) {
baked_argument_list.Append((Value *)*arguments_iterator);
}
arguments.push_back(&baked_argument_list);
return WebUI::GetJavascriptCall(std::string("runTest"), arguments);
}
bool WebUIBrowserTest::RunJavascriptUsingHandler(
const std::string& function_name,
const ConstValueVector& function_arguments,
bool is_test) {
std::string content;
BuildJavascriptLibraries(&content);
if (!function_name.empty()) {
string16 called_function;
if (is_test) {
called_function = BuildRunTestJSCall(function_name, function_arguments);
} else {
called_function = WebUI::GetJavascriptCall(function_name,
function_arguments);
}
content.append(UTF16ToUTF8(called_function));
}
SetupHandlers();
logging::SetLogMessageHandler(&LogHandler);
bool result = test_handler_->RunJavascript(content, is_test);
logging::SetLogMessageHandler(NULL);
if (error_messages_.Get().size() > 0) {
LOG(ERROR) << "Encountered javascript console error(s)";
result = false;
error_messages_.Get().clear();
}
return result;
}
void WebUIBrowserTest::SetupHandlers() {
WebUI* web_ui_instance =
browser()->GetSelectedTabContents()->web_ui();
ASSERT_TRUE(web_ui_instance != NULL);
web_ui_instance->register_callback_overwrites(true);
test_handler_->Attach(web_ui_instance);
if (GetMockMessageHandler())
GetMockMessageHandler()->Attach(web_ui_instance);
}
void WebUIBrowserTest::AddLibrary(const FilePath& library_path) {
user_libraries.push_back(library_path);
}
IN_PROC_BROWSER_TEST_F(WebUIBrowserTest, TestSamplePass) {
AddLibrary(FilePath(FILE_PATH_LITERAL("sample_downloads.js")));
// Navigate to UI.
// TODO(dtseng): make accessor for subclasses to return?
ui_test_utils::NavigateToURL(browser(), GURL(chrome::kChromeUIDownloadsURL));
ASSERT_TRUE(RunJavascriptTest("testAssertFalse"));
ASSERT_TRUE(RunJavascriptTest("testInitialFocus"));
ASSERT_FALSE(RunJavascriptTest("testConsoleError"));
}
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