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// Copyright (c) 2012 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 "content/shell/shell_browser_main.h"
#include <iostream>
#include "base/command_line.h"
#include "base/file_util.h"
#include "base/files/file_path.h"
#include "base/files/scoped_temp_dir.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop.h"
#include "base/strings/sys_string_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/thread_restrictions.h"
#include "content/public/browser/browser_main_runner.h"
#include "content/shell/common/shell_switches.h"
#include "content/shell/common/webkit_test_helpers.h"
#include "content/shell/shell.h"
#include "content/shell/webkit_test_controller.h"
#include "net/base/net_util.h"
#include "webkit/support/webkit_support.h"
namespace {
#if defined(OS_ANDROID)
// Path to search for when translating a layout test path to an URL.
const char kAndroidLayoutTestPath[] =
"/data/local/tmp/third_party/WebKit/LayoutTests/";
// The base URL from which layout tests are being served on Android.
const char kAndroidLayoutTestBase[] = "http://127.0.0.1:8000/all-tests/";
#endif
GURL GetURLForLayoutTest(const std::string& test_name,
base::FilePath* current_working_directory,
bool* enable_pixel_dumping,
std::string* expected_pixel_hash) {
// A test name is formated like file:///path/to/test'--pixel-test'pixelhash
std::string path_or_url = test_name;
std::string pixel_switch;
std::string pixel_hash;
std::string::size_type separator_position = path_or_url.find('\'');
if (separator_position != std::string::npos) {
pixel_switch = path_or_url.substr(separator_position + 1);
path_or_url.erase(separator_position);
}
separator_position = pixel_switch.find('\'');
if (separator_position != std::string::npos) {
pixel_hash = pixel_switch.substr(separator_position + 1);
pixel_switch.erase(separator_position);
}
if (enable_pixel_dumping) {
*enable_pixel_dumping =
(pixel_switch == "--pixel-test" || pixel_switch == "-p");
}
if (expected_pixel_hash)
*expected_pixel_hash = pixel_hash;
#if defined(OS_ANDROID)
// On Android, all passed tests will be paths to a local temporary directory.
// However, because we can't transfer all test files to the device, translate
// those paths to a local, forwarded URL so the host can serve them.
if (path_or_url.find(kAndroidLayoutTestPath) != std::string::npos) {
std::string test_location(kAndroidLayoutTestBase);
test_location.append(path_or_url.substr(strlen(kAndroidLayoutTestPath)));
return GURL(test_location);
}
#endif
GURL test_url(path_or_url);
if (!(test_url.is_valid() && test_url.has_scheme())) {
// We're outside of the message loop here, and this is a test.
base::ThreadRestrictions::ScopedAllowIO allow_io;
#if defined(OS_WIN)
std::wstring wide_path_or_url =
base::SysNativeMBToWide(path_or_url);
base::FilePath local_file(wide_path_or_url);
#else
base::FilePath local_file(path_or_url);
#endif
if (!file_util::PathExists(local_file)) {
local_file = content::GetWebKitRootDirFilePath()
.Append(FILE_PATH_LITERAL("LayoutTests")).Append(local_file);
}
test_url = net::FilePathToFileURL(base::MakeAbsoluteFilePath(local_file));
}
base::FilePath local_path;
if (current_working_directory) {
// We're outside of the message loop here, and this is a test.
base::ThreadRestrictions::ScopedAllowIO allow_io;
if (net::FileURLToFilePath(test_url, &local_path))
*current_working_directory = local_path.DirName();
else
file_util::GetCurrentDirectory(current_working_directory);
}
return test_url;
}
bool GetNextTest(const CommandLine::StringVector& args,
size_t* position,
std::string* test) {
if (*position >= args.size())
return false;
if (args[*position] == FILE_PATH_LITERAL("-"))
return !!std::getline(std::cin, *test, '\n');
#if defined(OS_WIN)
*test = WideToUTF8(args[(*position)++]);
#else
*test = args[(*position)++];
#endif
return true;
}
} // namespace
// Main routine for running as the Browser process.
int ShellBrowserMain(const content::MainFunctionParams& parameters,
scoped_ptr<content::BrowserMainRunner>& main_runner) {
bool layout_test_mode =
CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree);
base::ScopedTempDir browser_context_path_for_layout_tests;
// TODO(beverloo): Create the FIFOs required for Android layout tests.
if (layout_test_mode) {
CHECK(browser_context_path_for_layout_tests.CreateUniqueTempDir());
CHECK(!browser_context_path_for_layout_tests.path().MaybeAsASCII().empty());
CommandLine::ForCurrentProcess()->AppendSwitchASCII(
switches::kContentShellDataPath,
browser_context_path_for_layout_tests.path().MaybeAsASCII());
}
int exit_code = main_runner->Initialize(parameters);
DCHECK(exit_code < 0)
<< "BrowserMainRunner::Initialize failed in ShellBrowserMain";
if (exit_code >= 0)
return exit_code;
if (CommandLine::ForCurrentProcess()->HasSwitch(
switches::kCheckLayoutTestSysDeps)) {
base::MessageLoop::current()->PostTask(FROM_HERE,
base::MessageLoop::QuitClosure());
main_runner->Run();
content::Shell::CloseAllWindows();
main_runner->Shutdown();
return 0;
}
if (layout_test_mode) {
content::WebKitTestController test_controller;
{
// We're outside of the message loop here, and this is a test.
base::ThreadRestrictions::ScopedAllowIO allow_io;
base::FilePath temp_path;
file_util::GetTempDir(&temp_path);
test_controller.SetTempPath(temp_path);
}
std::string test_string;
CommandLine::StringVector args =
CommandLine::ForCurrentProcess()->GetArgs();
size_t command_line_position = 0;
bool ran_at_least_once = false;
#if defined(OS_ANDROID)
std::cout << "#READY\n";
std::cout.flush();
#endif
while (GetNextTest(args, &command_line_position, &test_string)) {
if (test_string.empty())
continue;
if (test_string == "QUIT")
break;
bool enable_pixel_dumps;
std::string pixel_hash;
base::FilePath cwd;
GURL test_url = GetURLForLayoutTest(
test_string, &cwd, &enable_pixel_dumps, &pixel_hash);
if (!content::WebKitTestController::Get()->PrepareForLayoutTest(
test_url, cwd, enable_pixel_dumps, pixel_hash)) {
break;
}
ran_at_least_once = true;
main_runner->Run();
if (!content::WebKitTestController::Get()->ResetAfterLayoutTest())
break;
}
if (!ran_at_least_once) {
base::MessageLoop::current()->PostTask(FROM_HERE,
base::MessageLoop::QuitClosure());
main_runner->Run();
}
exit_code = 0;
}
#if !defined(OS_ANDROID)
if (!layout_test_mode)
exit_code = main_runner->Run();
main_runner->Shutdown();
#endif
return exit_code;
}
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