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// Copyright 2014 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/browser/layout_test/layout_test_devtools_frontend.h"
#include "base/command_line.h"
#include "base/json/json_reader.h"
#include "base/json/json_writer.h"
#include "base/path_service.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/shell/browser/layout_test/blink_test_controller.h"
#include "content/shell/browser/shell.h"
#include "net/base/filename_util.h"
namespace content {
// static
LayoutTestDevToolsFrontend* LayoutTestDevToolsFrontend::Show(
WebContents* inspected_contents,
const std::string& settings,
const std::string& frontend_url) {
Shell* shell = Shell::CreateNewWindow(inspected_contents->GetBrowserContext(),
GURL(),
NULL,
gfx::Size());
LayoutTestDevToolsFrontend* devtools_frontend =
new LayoutTestDevToolsFrontend(shell, inspected_contents);
shell->LoadURL(GetDevToolsPathAsURL(settings, frontend_url));
return devtools_frontend;
}
// static.
GURL LayoutTestDevToolsFrontend::GetDevToolsPathAsURL(
const std::string& settings,
const std::string& frontend_url) {
if (!frontend_url.empty())
return GURL(frontend_url);
base::FilePath dir_exe;
if (!PathService::Get(base::DIR_EXE, &dir_exe)) {
NOTREACHED();
return GURL();
}
#if defined(OS_MACOSX)
// On Mac, the executable is in
// out/Release/Content Shell.app/Contents/MacOS/Content Shell.
// We need to go up 3 directories to get to out/Release.
dir_exe = dir_exe.AppendASCII("../../..");
#endif
base::FilePath dev_tools_path =
dir_exe.AppendASCII("resources/inspector/inspector.html");
GURL result = net::FilePathToFileURL(dev_tools_path);
std::string url_string =
base::StringPrintf("%s?experiments=true", result.spec().c_str());
#if defined(DEBUG_DEVTOOLS)
url_string += "&debugFrontend=true";
#endif // defined(DEBUG_DEVTOOLS)
if (!settings.empty())
url_string += "&settings=" + settings;
return GURL(url_string);
}
void LayoutTestDevToolsFrontend::ReuseFrontend(const std::string& settings,
const std::string frontend_url) {
DisconnectFromTarget();
preferences()->Clear();
ready_for_test_ = false;
pending_evaluations_.clear();
frontend_shell()->LoadURL(GetDevToolsPathAsURL(settings, frontend_url));
}
void LayoutTestDevToolsFrontend::EvaluateInFrontend(
int call_id,
const std::string& script) {
if (!ready_for_test_) {
pending_evaluations_.push_back(std::make_pair(call_id, script));
return;
}
std::string encoded_script;
base::JSONWriter::Write(base::StringValue(script), &encoded_script);
std::string source =
base::StringPrintf("DevToolsAPI.evaluateForTestInFrontend(%d, %s);",
call_id,
encoded_script.c_str());
web_contents()->GetMainFrame()->ExecuteJavaScriptForTests(
base::UTF8ToUTF16(source));
}
LayoutTestDevToolsFrontend::LayoutTestDevToolsFrontend(
Shell* frontend_shell,
WebContents* inspected_contents)
: ShellDevToolsFrontend(frontend_shell, inspected_contents),
ready_for_test_(false) {
}
LayoutTestDevToolsFrontend::~LayoutTestDevToolsFrontend() {
}
void LayoutTestDevToolsFrontend::AgentHostClosed(
DevToolsAgentHost* agent_host, bool replaced) {
// Do not close the front-end shell.
}
void LayoutTestDevToolsFrontend::HandleMessageFromDevToolsFrontend(
const std::string& message) {
std::string method;
base::DictionaryValue* dict = nullptr;
scoped_ptr<base::Value> parsed_message = base::JSONReader::Read(message);
if (parsed_message &&
parsed_message->GetAsDictionary(&dict) &&
dict->GetString("method", &method) &&
method == "readyForTest") {
ready_for_test_ = true;
for (const auto& pair : pending_evaluations_)
EvaluateInFrontend(pair.first, pair.second);
pending_evaluations_.clear();
return;
}
ShellDevToolsFrontend::HandleMessageFromDevToolsFrontend(message);
}
void LayoutTestDevToolsFrontend::RenderProcessGone(
base::TerminationStatus status) {
BlinkTestController::Get()->DevToolsProcessCrashed();
}
} // namespace content
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