Index: chrome/browser/printing/printing_layout_browsertest.cc |
diff --git a/chrome/browser/printing/printing_layout_browsertest.cc b/chrome/browser/printing/printing_layout_browsertest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3ac9b9bb42beed7d8d3b255fc936521c45d9831c |
--- /dev/null |
+++ b/chrome/browser/printing/printing_layout_browsertest.cc |
@@ -0,0 +1,475 @@ |
+// 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/files/file_enumerator.h" |
+#include "base/files/file_path.h" |
+#include "base/files/file_util.h" |
+#include "base/location.h" |
+#include "base/macros.h" |
+#include "base/message_loop/message_loop.h" |
+#include "base/path_service.h" |
+#include "base/process/process_handle.h" |
+#include "base/single_thread_task_runner.h" |
+#include "base/strings/string_util.h" |
+#include "base/strings/utf_string_conversions.h" |
+#include "base/test/test_file_util.h" |
+#include "base/threading/simple_thread.h" |
+#include "base/threading/thread_task_runner_handle.h" |
+#include "chrome/browser/chrome_notification_types.h" |
+#include "chrome/browser/printing/print_job.h" |
+#include "chrome/browser/printing/print_view_manager.h" |
+#include "chrome/browser/ui/browser.h" |
+#include "chrome/browser/ui/browser_commands.h" |
+#include "chrome/browser/ui/tabs/tab_strip_model.h" |
+#include "chrome/common/chrome_paths.h" |
+#include "chrome/common/chrome_switches.h" |
+#include "chrome/test/base/in_process_browser_test.h" |
+#include "chrome/test/base/ui_test_utils.h" |
+#include "content/public/browser/notification_observer.h" |
+#include "content/public/browser/notification_registrar.h" |
+#include "content/public/browser/notification_service.h" |
+#include "net/test/embedded_test_server/embedded_test_server.h" |
+#include "printing/image.h" |
+#include "printing/printing_test.h" |
+ |
+namespace { |
+ |
+using printing::Image; |
+ |
+const char kGenerateSwitch[] = "print-layout-generate"; |
+ |
+class PrintingLayoutTest : public PrintingTest<InProcessBrowserTest>, |
+ public content::NotificationObserver { |
+ public: |
+ PrintingLayoutTest() { |
+ base::FilePath browser_directory; |
+ PathService::Get(chrome::DIR_APP, &browser_directory); |
+ emf_path_ = browser_directory.AppendASCII("metafile_dumps"); |
+ } |
+ |
+ void SetUp() override { |
+ // Make sure there is no left overs. |
+ CleanupDumpDirectory(); |
+ InProcessBrowserTest::SetUp(); |
+ } |
+ |
+ void TearDown() override { |
+ InProcessBrowserTest::TearDown(); |
+ base::DeleteFile(emf_path_, true); |
+ } |
+ |
+ void SetUpCommandLine(base::CommandLine* command_line) override { |
+ command_line->AppendSwitchPath(switches::kDebugPrint, emf_path_); |
+ } |
+ |
+ protected: |
+ void PrintNowTab() { |
+ registrar_.Add(this, chrome::NOTIFICATION_PRINT_JOB_EVENT, |
+ content::NotificationService::AllSources()); |
+ |
+ content::WebContents* web_contents = |
+ browser()->tab_strip_model()->GetActiveWebContents(); |
+ printing::PrintViewManager::FromWebContents(web_contents)->PrintNow(); |
+ content::RunMessageLoop(); |
+ registrar_.RemoveAll(); |
+ } |
+ |
+ virtual void Observe(int type, |
+ const content::NotificationSource& source, |
+ const content::NotificationDetails& details) { |
+ ASSERT_EQ(chrome::NOTIFICATION_PRINT_JOB_EVENT, type); |
+ switch (content::Details<printing::JobEventDetails>(details)->type()) { |
+ case printing::JobEventDetails::JOB_DONE: { |
+ // Succeeded. |
+ base::ThreadTaskRunnerHandle::Get()->PostTask( |
+ FROM_HERE, base::MessageLoop::QuitWhenIdleClosure()); |
+ break; |
+ } |
+ case printing::JobEventDetails::USER_INIT_CANCELED: |
+ case printing::JobEventDetails::FAILED: { |
+ // Failed. |
+ ASSERT_TRUE(false); |
+ base::ThreadTaskRunnerHandle::Get()->PostTask( |
+ FROM_HERE, base::MessageLoop::QuitWhenIdleClosure()); |
+ break; |
+ } |
+ case printing::JobEventDetails::NEW_DOC: |
+ case printing::JobEventDetails::USER_INIT_DONE: |
+ case printing::JobEventDetails::DEFAULT_INIT_DONE: |
+ case printing::JobEventDetails::NEW_PAGE: |
+ case printing::JobEventDetails::PAGE_DONE: |
+ case printing::JobEventDetails::DOC_DONE: |
+ case printing::JobEventDetails::ALL_PAGES_REQUESTED: { |
+ // Don't care. |
+ break; |
+ } |
+ default: { |
+ NOTREACHED(); |
+ break; |
+ } |
+ } |
+ } |
+ |
+ // Finds the dump for the last print job and compares it to the data named |
+ // |verification_name|. Compares the saved printed job pixels with the test |
+ // data pixels and returns the percentage of different pixels; 0 for success, |
+ // [0, 100] for failure. |
+ double CompareWithResult(const std::wstring& verification_name) { |
+ base::FilePath test_result(ScanFiles(verification_name)); |
+ if (test_result.value().empty()) { |
+ // 100% different, the print job buffer is not there. |
+ return 100.; |
+ } |
+ |
+ base::FilePath base_path(ui_test_utils::GetTestFilePath( |
+ base::FilePath().AppendASCII("printing"), base::FilePath())); |
+ base::FilePath emf(base_path.Append(verification_name + L".emf")); |
+ base::FilePath png(base_path.Append(verification_name + L".png")); |
+ |
+ base::FilePath cleartype( |
+ base_path.Append(verification_name + L"_cleartype.png")); |
+ // Looks for Cleartype override. |
+ if (base::PathExists(cleartype) && IsClearTypeEnabled()) |
+ png = cleartype; |
+ |
+ if (GenerateFiles()) { |
+ // Copy the .emf and generate an .png. |
+ base::CopyFile(test_result, emf); |
+ Image emf_content(emf); |
+ emf_content.SaveToPng(png); |
+ // Saving is always fine. |
+ return 0; |
+ } else { |
+ // File compare between test and result. |
+ Image emf_content(emf); |
+ Image test_content(test_result); |
+ Image png_content(png); |
+ double diff_emf = emf_content.PercentageDifferent(test_content); |
+ |
+ EXPECT_EQ(0., diff_emf) << base::WideToUTF8(verification_name) << |
+ " original size:" << emf_content.size().ToString() << |
+ " result size:" << test_content.size().ToString(); |
+ if (diff_emf) { |
+ // Backup the result emf file. |
+ base::FilePath failed( |
+ base_path.Append(verification_name + L"_failed.emf")); |
+ base::CopyFile(test_result, failed); |
+ } |
+ |
+ // This verification is only to know that the EMF rendering stays |
+ // immutable. |
+ double diff_png = emf_content.PercentageDifferent(png_content); |
+ EXPECT_EQ(0., diff_png) << base::WideToUTF8(verification_name) << |
+ " original size:" << emf_content.size().ToString() << |
+ " result size:" << test_content.size().ToString(); |
+ if (diff_png) { |
+ // Backup the rendered emf file to detect the rendering difference. |
+ base::FilePath rendering( |
+ base_path.Append(verification_name + L"_rendering.png")); |
+ emf_content.SaveToPng(rendering); |
+ } |
+ return std::max(diff_png, diff_emf); |
+ } |
+ } |
+ |
+ // Makes sure the directory exists and is empty. |
+ void CleanupDumpDirectory() { |
+ EXPECT_TRUE(base::DieFileDie(emf_path_, true)); |
+ EXPECT_TRUE(base::CreateDirectory(emf_path_)); |
+ } |
+ |
+ // Returns if Clear Type is currently enabled. |
+ static bool IsClearTypeEnabled() { |
+ BOOL ct_enabled = 0; |
+ if (SystemParametersInfo(SPI_GETCLEARTYPE, 0, &ct_enabled, 0) && ct_enabled) |
+ return true; |
+ UINT smoothing = 0; |
+ if (SystemParametersInfo(SPI_GETFONTSMOOTHINGTYPE, 0, &smoothing, 0) && |
+ smoothing == FE_FONTSMOOTHINGCLEARTYPE) |
+ return true; |
+ return false; |
+ } |
+ |
+ private: |
+ // Verifies that there is one .emf and one .prn file in the dump directory. |
+ // Returns the path of the .emf file and deletes the .prn file. |
+ std::wstring ScanFiles(const std::wstring& verification_name) { |
+ // Try to 10 seconds. |
+ std::wstring emf_file; |
+ std::wstring prn_file; |
+ bool found_emf = false; |
+ bool found_prn = false; |
+ for (int i = 0; i < 100; ++i) { |
+ base::FileEnumerator enumerator(emf_path_, false, |
+ base::FileEnumerator::FILES); |
+ emf_file.clear(); |
+ prn_file.clear(); |
+ found_emf = false; |
+ found_prn = false; |
+ base::FilePath file; |
+ while (!(file = enumerator.Next()).empty()) { |
+ std::wstring ext = file.Extension(); |
+ if (base::EqualsCaseInsensitiveASCII(base::WideToUTF8(ext), ".emf")) { |
+ EXPECT_FALSE(found_emf) << "Found a leftover .EMF file: \"" << |
+ emf_file << "\" and \"" << file.value() << |
+ "\" when looking for \"" << verification_name << "\""; |
+ found_emf = true; |
+ emf_file = file.value(); |
+ continue; |
+ } |
+ if (base::EqualsCaseInsensitiveASCII(base::WideToUTF8(ext), ".prn")) { |
+ EXPECT_FALSE(found_prn) << "Found a leftover .PRN file: \"" << |
+ prn_file << "\" and \"" << file.value() << |
+ "\" when looking for \"" << verification_name << "\""; |
+ prn_file = file.value(); |
+ found_prn = true; |
+ base::DeleteFile(file, false); |
+ continue; |
+ } |
+ EXPECT_TRUE(false); |
+ } |
+ if (found_emf && found_prn) |
+ break; |
+ base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(100)); |
+ } |
+ EXPECT_TRUE(found_emf) << ".PRN file is: " << prn_file; |
+ EXPECT_TRUE(found_prn) << ".EMF file is: " << emf_file; |
+ return emf_file; |
+ } |
+ |
+ static bool GenerateFiles() { |
+ return base::CommandLine::ForCurrentProcess()->HasSwitch(kGenerateSwitch); |
+ } |
+ |
+ base::FilePath emf_path_; |
+ content::NotificationRegistrar registrar_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(PrintingLayoutTest); |
+}; |
+ |
+class PrintingLayoutTextTest : public PrintingLayoutTest { |
+ typedef PrintingLayoutTest Parent; |
+ public: |
+ // Returns if the test is disabled. |
+ // http://crbug.com/64869 Until the issue is fixed, disable the test if |
+ // ClearType is enabled. |
+ static bool IsTestCaseDisabled() { |
+ return Parent::IsTestCaseDisabled() || IsClearTypeEnabled(); |
+ } |
+}; |
+ |
+// Finds the first dialog window owned by owner_process. |
+HWND FindDialogWindow(DWORD owner_process) { |
+ HWND dialog_window(NULL); |
+ for (;;) { |
+ dialog_window = FindWindowEx(NULL, |
+ dialog_window, |
+ MAKEINTATOM(32770), |
+ NULL); |
+ if (!dialog_window) |
+ break; |
+ |
+ // The dialog must be owned by our target process. |
+ DWORD process_id = 0; |
+ GetWindowThreadProcessId(dialog_window, &process_id); |
+ if (process_id == owner_process) |
+ break; |
+ } |
+ return dialog_window; |
+} |
+ |
+// Tries to close a dialog window. |
+bool CloseDialogWindow(HWND dialog_window) { |
+ LRESULT res = SendMessage(dialog_window, DM_GETDEFID, 0, 0); |
+ if (!res) |
+ return false; |
+ EXPECT_EQ(DC_HASDEFID, HIWORD(res)); |
+ WORD print_button_id = LOWORD(res); |
+ res = SendMessage( |
+ dialog_window, |
+ WM_COMMAND, |
+ print_button_id, |
+ reinterpret_cast<LPARAM>(GetDlgItem(dialog_window, print_button_id))); |
+ return res == 0; |
+} |
+ |
+// Dismiss the first dialog box owned by owner_process by "executing" the |
+// default button. |
+class DismissTheWindow : public base::DelegateSimpleThread::Delegate { |
+ public: |
+ DismissTheWindow() |
+ : owner_process_(base::GetCurrentProcId()) { |
+ } |
+ |
+ virtual void Run() { |
+ HWND dialog_window; |
+ for (;;) { |
+ // First enumerate the windows. |
+ dialog_window = FindDialogWindow(owner_process_); |
+ |
+ // Try to close it. |
+ if (dialog_window) { |
+ if (CloseDialogWindow(dialog_window)) { |
+ break; |
+ } |
+ } |
+ base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10)); |
+ } |
+ |
+ // Now verify that it indeed closed itself. |
+ while (IsWindow(dialog_window)) { |
+ CloseDialogWindow(dialog_window); |
+ base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10)); |
+ } |
+ } |
+ |
+ DWORD owner_process() { return owner_process_; } |
+ |
+ private: |
+ DWORD owner_process_; |
+}; |
+ |
+} // namespace |
+ |
+// Fails, see http://crbug.com/7721. |
+IN_PROC_BROWSER_TEST_F(PrintingLayoutTextTest, DISABLED_Complex) { |
+ if (IsTestCaseDisabled()) |
+ return; |
+ |
+ DismissTheWindow dismisser; |
+ base::DelegateSimpleThread close_printdlg_thread(&dismisser, |
+ "close_printdlg_thread"); |
+ |
+ // Print a document, check its output. |
+ ASSERT_TRUE(embedded_test_server()->Start()); |
+ |
+ ui_test_utils::NavigateToURL( |
+ browser(), embedded_test_server()->GetURL("/printing/test1.html")); |
+ close_printdlg_thread.Start(); |
+ PrintNowTab(); |
+ close_printdlg_thread.Join(); |
+ EXPECT_EQ(0., CompareWithResult(L"test1")); |
+} |
+ |
+struct TestPool { |
+ const char* source; |
+ const wchar_t* result; |
+}; |
+ |
+const TestPool kTestPool[] = { |
+ // ImagesB&W |
+ "/printing/test2.html", L"test2", |
+ // ImagesTransparent |
+ "/printing/test3.html", L"test3", |
+ // ImageColor |
+ "/printing/test4.html", L"test4", |
+}; |
+ |
+// http://crbug.com/7721 |
+IN_PROC_BROWSER_TEST_F(PrintingLayoutTest, DISABLED_ManyTimes) { |
+ if (IsTestCaseDisabled()) |
+ return; |
+ |
+ ASSERT_TRUE(embedded_test_server()->Start()); |
+ |
+ DismissTheWindow dismisser; |
+ |
+ ASSERT_GT(arraysize(kTestPool), 0u); |
+ for (int i = 0; i < arraysize(kTestPool); ++i) { |
+ if (i) |
+ CleanupDumpDirectory(); |
+ const TestPool& test = kTestPool[i % arraysize(kTestPool)]; |
+ ui_test_utils::NavigateToURL(browser(), |
+ embedded_test_server()->GetURL(test.source)); |
+ base::DelegateSimpleThread close_printdlg_thread1(&dismisser, |
+ "close_printdlg_thread"); |
+ EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); |
+ close_printdlg_thread1.Start(); |
+ PrintNowTab(); |
+ close_printdlg_thread1.Join(); |
+ EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; |
+ CleanupDumpDirectory(); |
+ base::DelegateSimpleThread close_printdlg_thread2(&dismisser, |
+ "close_printdlg_thread"); |
+ EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); |
+ close_printdlg_thread2.Start(); |
+ PrintNowTab(); |
+ close_printdlg_thread2.Join(); |
+ EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; |
+ CleanupDumpDirectory(); |
+ base::DelegateSimpleThread close_printdlg_thread3(&dismisser, |
+ "close_printdlg_thread"); |
+ EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); |
+ close_printdlg_thread3.Start(); |
+ PrintNowTab(); |
+ close_printdlg_thread3.Join(); |
+ EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; |
+ CleanupDumpDirectory(); |
+ base::DelegateSimpleThread close_printdlg_thread4(&dismisser, |
+ "close_printdlg_thread"); |
+ EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); |
+ close_printdlg_thread4.Start(); |
+ PrintNowTab(); |
+ close_printdlg_thread4.Join(); |
+ EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; |
+ } |
+} |
+ |
+// Prints a popup and immediately closes it. Disabled because it crashes. |
+IN_PROC_BROWSER_TEST_F(PrintingLayoutTest, DISABLED_Delayed) { |
+ if (IsTestCaseDisabled()) |
+ return; |
+ |
+ ASSERT_TRUE(embedded_test_server()->Start()); |
+ |
+ { |
+ bool is_timeout = true; |
+ GURL url = |
+ embedded_test_server()->GetURL("/printing/popup_delayed_print.htm"); |
+ ui_test_utils::NavigateToURL(browser(), url); |
+ |
+ DismissTheWindow dismisser; |
+ base::DelegateSimpleThread close_printdlg_thread(&dismisser, |
+ "close_printdlg_thread"); |
+ close_printdlg_thread.Start(); |
+ close_printdlg_thread.Join(); |
+ |
+ // Force a navigation elsewhere to verify that it's fine with it. |
+ url = embedded_test_server()->GetURL("/printing/test1.html"); |
+ ui_test_utils::NavigateToURL(browser(), url); |
+ } |
+ chrome::CloseWindow(browser()); |
+ content::RunAllPendingInMessageLoop(); |
+ |
+ EXPECT_EQ(0., CompareWithResult(L"popup_delayed_print")) |
+ << L"popup_delayed_print"; |
+} |
+ |
+// Prints a popup and immediately closes it. http://crbug.com/7721 |
+IN_PROC_BROWSER_TEST_F(PrintingLayoutTest, DISABLED_IFrame) { |
+ if (IsTestCaseDisabled()) |
+ return; |
+ |
+ ASSERT_TRUE(embedded_test_server()->Start()); |
+ |
+ { |
+ GURL url = embedded_test_server()->GetURL("/printing/iframe.htm"); |
+ ui_test_utils::NavigateToURL(browser(), url); |
+ |
+ DismissTheWindow dismisser; |
+ base::DelegateSimpleThread close_printdlg_thread(&dismisser, |
+ "close_printdlg_thread"); |
+ close_printdlg_thread.Start(); |
+ close_printdlg_thread.Join(); |
+ |
+ // Force a navigation elsewhere to verify that it's fine with it. |
+ url = embedded_test_server()->GetURL("/printing/test1.html"); |
+ ui_test_utils::NavigateToURL(browser(), url); |
+ } |
+ chrome::CloseWindow(browser()); |
+ content::RunAllPendingInMessageLoop(); |
+ |
+ EXPECT_EQ(0., CompareWithResult(L"iframe")) << L"iframe"; |
+} |