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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 "base/command_line.h"
#include "base/file_util.h"
#include "base/json/json_reader.h"
#include "base/md5.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "chrome/common/automation_constants.h"
#include "chrome/common/automation_events.h"
#include "chrome/test/base/chrome_render_view_test.h"
#include "chrome/renderer/automation/automation_renderer_helper.h"
#include "content/public/renderer/render_view.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebSize.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebWidget.h"
namespace {
const char kThreeBoxesHTML[] =
"<style> * { margin:0px; padding:0px } </style>"
"<body>"
" <div style='background:red;width:100;height:100'></div>"
" <div style='background:green;width:100;height:100'></div>"
" <div style='background:blue;width:100;height:100'></div>"
"</body>";
const char kThreeBoxesMD5[] = "3adefecb4472e6ba1812f9af1fdea3e4";
void CompareSnapshot(const std::vector<unsigned char>& png_data,
const std::string& reference_md5) {
std::string png_data_str(reinterpret_cast<const char*>(&png_data[0]),
png_data.size());
if (CommandLine::ForCurrentProcess()->HasSwitch("dump-test-image")) {
FilePath path = FilePath().AppendASCII("snapshot" + reference_md5 + ".png");
EXPECT_EQ(file_util::WriteFile(path, png_data_str.c_str(), png_data.size()),
static_cast<int>(png_data.size()));
}
EXPECT_STREQ(reference_md5.c_str(), base::MD5String(png_data_str).c_str());
}
} // namespace
typedef ChromeRenderViewTest AutomationRendererHelperTest;
TEST_F(AutomationRendererHelperTest, BasicSnapshot) {
GetWebWidget()->resize(WebKit::WebSize(100, 300));
LoadHTML(kThreeBoxesHTML);
std::vector<unsigned char> png_data;
std::string error_msg;
ASSERT_TRUE(AutomationRendererHelper(view_).SnapshotEntirePage(
view_->GetWebView(), &png_data, &error_msg)) << error_msg;
CompareSnapshot(png_data, kThreeBoxesMD5);
}
TEST_F(AutomationRendererHelperTest, ScrollingSnapshot) {
GetWebWidget()->resize(WebKit::WebSize(40, 90));
LoadHTML(kThreeBoxesHTML);
std::vector<unsigned char> png_data;
std::string error_msg;
ASSERT_TRUE(AutomationRendererHelper(view_).SnapshotEntirePage(
view_->GetWebView(), &png_data, &error_msg)) << error_msg;
CompareSnapshot(png_data, kThreeBoxesMD5);
}
TEST_F(AutomationRendererHelperTest, RTLSnapshot) {
GetWebWidget()->resize(WebKit::WebSize(40, 90));
const char kThreeBoxesRTLHTML[] =
"<style> * { margin:0px; padding:0px } </style>"
"<body dir='rtl'>"
" <div style='background:red;width:100;height:100'></div>"
" <div style='background:green;width:100;height:100'></div>"
" <div style='background:blue;width:100;height:100'></div>"
"</body>";
LoadHTML(kThreeBoxesRTLHTML);
std::vector<unsigned char> png_data;
std::string error_msg;
ASSERT_TRUE(AutomationRendererHelper(view_).SnapshotEntirePage(
view_->GetWebView(), &png_data, &error_msg)) << error_msg;
CompareSnapshot(png_data, kThreeBoxesMD5);
}
TEST_F(AutomationRendererHelperTest, ScriptChain) {
ScriptEvaluationRequest request("({'result': 10})", "");
ScriptEvaluationRequest request_plus1(
"({'result': arguments[0].result + 1})", "");
std::vector<ScriptEvaluationRequest> script_chain;
script_chain.push_back(request);
script_chain.push_back(request_plus1);
script_chain.push_back(request_plus1);
AutomationRendererHelper helper(view_);
scoped_ptr<base::DictionaryValue> value;
std::string error;
ASSERT_TRUE(helper.EvaluateScriptChain(script_chain, &value, &error));
int result;
ASSERT_TRUE(value->GetInteger("result", &result));
EXPECT_EQ(12, result);
}
TEST_F(AutomationRendererHelperTest, ScriptChainError) {
ScriptEvaluationRequest request("({'result': 10})", "");
ScriptEvaluationRequest error_request(
"({'result': arguments[0].result + 1, 'error': {'msg': 'some msg'}})",
"");
std::vector<ScriptEvaluationRequest> script_chain;
script_chain.push_back(request);
script_chain.push_back(error_request);
script_chain.push_back(request);
AutomationRendererHelper helper(view_);
scoped_ptr<base::DictionaryValue> result;
std::string error;
ASSERT_FALSE(helper.EvaluateScriptChain(script_chain, &result, &error));
scoped_ptr<base::Value> value(base::JSONReader::Read(error));
base::DictionaryValue* dict;
ASSERT_TRUE(value->GetAsDictionary(&dict));
std::string msg;
ASSERT_TRUE(dict->GetString("msg", &msg));
EXPECT_STREQ("some msg", msg.c_str());
}
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