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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/command_line.h" | |
| 6 #include "base/files/file_enumerator.h" | |
| 7 #include "base/files/file_path.h" | |
| 8 #include "base/files/file_util.h" | |
| 9 #include "base/location.h" | |
| 10 #include "base/macros.h" | |
| 11 #include "base/message_loop/message_loop.h" | |
| 12 #include "base/path_service.h" | |
| 13 #include "base/process/process_handle.h" | |
| 14 #include "base/single_thread_task_runner.h" | |
| 15 #include "base/strings/string_util.h" | |
| 16 #include "base/strings/utf_string_conversions.h" | |
| 17 #include "base/test/test_file_util.h" | |
| 18 #include "base/threading/simple_thread.h" | |
| 19 #include "base/threading/thread_task_runner_handle.h" | |
| 20 #include "chrome/browser/chrome_notification_types.h" | |
| 21 #include "chrome/browser/printing/print_job.h" | |
| 22 #include "chrome/browser/printing/print_view_manager.h" | |
| 23 #include "chrome/browser/ui/browser.h" | |
| 24 #include "chrome/browser/ui/browser_commands.h" | |
| 25 #include "chrome/browser/ui/tabs/tab_strip_model.h" | |
| 26 #include "chrome/common/chrome_paths.h" | |
| 27 #include "chrome/common/chrome_switches.h" | |
| 28 #include "chrome/test/base/in_process_browser_test.h" | |
| 29 #include "chrome/test/base/ui_test_utils.h" | |
| 30 #include "content/public/browser/notification_observer.h" | |
| 31 #include "content/public/browser/notification_registrar.h" | |
| 32 #include "content/public/browser/notification_service.h" | |
| 33 #include "net/test/embedded_test_server/embedded_test_server.h" | |
| 34 #include "printing/image.h" | |
| 35 #include "printing/printing_test.h" | |
| 36 | |
| 37 namespace { | |
| 38 | |
| 39 using printing::Image; | |
| 40 | |
| 41 const char kGenerateSwitch[] = "print-layout-generate"; | |
| 42 | |
| 43 class PrintingLayoutTest : public PrintingTest<InProcessBrowserTest>, | |
| 44 public content::NotificationObserver { | |
| 45 public: | |
| 46 PrintingLayoutTest() { | |
| 47 base::FilePath browser_directory; | |
| 48 PathService::Get(chrome::DIR_APP, &browser_directory); | |
| 49 emf_path_ = browser_directory.AppendASCII("metafile_dumps"); | |
| 50 } | |
| 51 | |
| 52 void SetUp() override { | |
| 53 // Make sure there is no left overs. | |
| 54 CleanupDumpDirectory(); | |
| 55 InProcessBrowserTest::SetUp(); | |
| 56 } | |
| 57 | |
| 58 void TearDown() override { | |
| 59 InProcessBrowserTest::TearDown(); | |
| 60 base::DeleteFile(emf_path_, true); | |
| 61 } | |
| 62 | |
| 63 void SetUpCommandLine(base::CommandLine* command_line) override { | |
| 64 command_line->AppendSwitchPath(switches::kDebugPrint, emf_path_); | |
| 65 } | |
| 66 | |
| 67 protected: | |
| 68 void PrintNowTab() { | |
| 69 registrar_.Add(this, chrome::NOTIFICATION_PRINT_JOB_EVENT, | |
| 70 content::NotificationService::AllSources()); | |
| 71 | |
| 72 content::WebContents* web_contents = | |
| 73 browser()->tab_strip_model()->GetActiveWebContents(); | |
| 74 printing::PrintViewManager::FromWebContents(web_contents)->PrintNow(); | |
| 75 content::RunMessageLoop(); | |
| 76 registrar_.RemoveAll(); | |
| 77 } | |
| 78 | |
| 79 virtual void Observe(int type, | |
| 80 const content::NotificationSource& source, | |
| 81 const content::NotificationDetails& details) { | |
| 82 ASSERT_EQ(chrome::NOTIFICATION_PRINT_JOB_EVENT, type); | |
| 83 switch (content::Details<printing::JobEventDetails>(details)->type()) { | |
| 84 case printing::JobEventDetails::JOB_DONE: { | |
| 85 // Succeeded. | |
| 86 base::ThreadTaskRunnerHandle::Get()->PostTask( | |
| 87 FROM_HERE, base::MessageLoop::QuitWhenIdleClosure()); | |
| 88 break; | |
| 89 } | |
| 90 case printing::JobEventDetails::USER_INIT_CANCELED: | |
| 91 case printing::JobEventDetails::FAILED: { | |
| 92 // Failed. | |
| 93 ASSERT_TRUE(false); | |
| 94 base::ThreadTaskRunnerHandle::Get()->PostTask( | |
| 95 FROM_HERE, base::MessageLoop::QuitWhenIdleClosure()); | |
| 96 break; | |
| 97 } | |
| 98 case printing::JobEventDetails::NEW_DOC: | |
| 99 case printing::JobEventDetails::USER_INIT_DONE: | |
| 100 case printing::JobEventDetails::DEFAULT_INIT_DONE: | |
| 101 case printing::JobEventDetails::NEW_PAGE: | |
| 102 case printing::JobEventDetails::PAGE_DONE: | |
| 103 case printing::JobEventDetails::DOC_DONE: | |
| 104 case printing::JobEventDetails::ALL_PAGES_REQUESTED: { | |
| 105 // Don't care. | |
| 106 break; | |
| 107 } | |
| 108 default: { | |
| 109 NOTREACHED(); | |
| 110 break; | |
| 111 } | |
| 112 } | |
| 113 } | |
| 114 | |
| 115 // Finds the dump for the last print job and compares it to the data named | |
| 116 // |verification_name|. Compares the saved printed job pixels with the test | |
| 117 // data pixels and returns the percentage of different pixels; 0 for success, | |
| 118 // [0, 100] for failure. | |
| 119 double CompareWithResult(const std::wstring& verification_name) { | |
| 120 base::FilePath test_result(ScanFiles(verification_name)); | |
| 121 if (test_result.value().empty()) { | |
| 122 // 100% different, the print job buffer is not there. | |
| 123 return 100.; | |
| 124 } | |
| 125 | |
| 126 base::FilePath base_path(ui_test_utils::GetTestFilePath( | |
| 127 base::FilePath().AppendASCII("printing"), base::FilePath())); | |
| 128 base::FilePath emf(base_path.Append(verification_name + L".emf")); | |
| 129 base::FilePath png(base_path.Append(verification_name + L".png")); | |
| 130 | |
| 131 base::FilePath cleartype( | |
| 132 base_path.Append(verification_name + L"_cleartype.png")); | |
| 133 // Looks for Cleartype override. | |
| 134 if (base::PathExists(cleartype) && IsClearTypeEnabled()) | |
| 135 png = cleartype; | |
| 136 | |
| 137 if (GenerateFiles()) { | |
| 138 // Copy the .emf and generate an .png. | |
| 139 base::CopyFile(test_result, emf); | |
| 140 Image emf_content(emf); | |
| 141 emf_content.SaveToPng(png); | |
| 142 // Saving is always fine. | |
| 143 return 0; | |
| 144 } else { | |
| 145 // File compare between test and result. | |
| 146 Image emf_content(emf); | |
| 147 Image test_content(test_result); | |
| 148 Image png_content(png); | |
| 149 double diff_emf = emf_content.PercentageDifferent(test_content); | |
| 150 | |
| 151 EXPECT_EQ(0., diff_emf) << base::WideToUTF8(verification_name) << | |
| 152 " original size:" << emf_content.size().ToString() << | |
| 153 " result size:" << test_content.size().ToString(); | |
| 154 if (diff_emf) { | |
| 155 // Backup the result emf file. | |
| 156 base::FilePath failed( | |
| 157 base_path.Append(verification_name + L"_failed.emf")); | |
| 158 base::CopyFile(test_result, failed); | |
| 159 } | |
| 160 | |
| 161 // This verification is only to know that the EMF rendering stays | |
| 162 // immutable. | |
| 163 double diff_png = emf_content.PercentageDifferent(png_content); | |
| 164 EXPECT_EQ(0., diff_png) << base::WideToUTF8(verification_name) << | |
| 165 " original size:" << emf_content.size().ToString() << | |
| 166 " result size:" << test_content.size().ToString(); | |
| 167 if (diff_png) { | |
| 168 // Backup the rendered emf file to detect the rendering difference. | |
| 169 base::FilePath rendering( | |
| 170 base_path.Append(verification_name + L"_rendering.png")); | |
| 171 emf_content.SaveToPng(rendering); | |
| 172 } | |
| 173 return std::max(diff_png, diff_emf); | |
| 174 } | |
| 175 } | |
| 176 | |
| 177 // Makes sure the directory exists and is empty. | |
| 178 void CleanupDumpDirectory() { | |
| 179 EXPECT_TRUE(base::DieFileDie(emf_path_, true)); | |
| 180 EXPECT_TRUE(base::CreateDirectory(emf_path_)); | |
| 181 } | |
| 182 | |
| 183 // Returns if Clear Type is currently enabled. | |
| 184 static bool IsClearTypeEnabled() { | |
| 185 BOOL ct_enabled = 0; | |
| 186 if (SystemParametersInfo(SPI_GETCLEARTYPE, 0, &ct_enabled, 0) && ct_enabled) | |
| 187 return true; | |
| 188 UINT smoothing = 0; | |
| 189 if (SystemParametersInfo(SPI_GETFONTSMOOTHINGTYPE, 0, &smoothing, 0) && | |
| 190 smoothing == FE_FONTSMOOTHINGCLEARTYPE) | |
| 191 return true; | |
| 192 return false; | |
| 193 } | |
| 194 | |
| 195 private: | |
| 196 // Verifies that there is one .emf and one .prn file in the dump directory. | |
| 197 // Returns the path of the .emf file and deletes the .prn file. | |
| 198 std::wstring ScanFiles(const std::wstring& verification_name) { | |
| 199 // Try to 10 seconds. | |
| 200 std::wstring emf_file; | |
| 201 std::wstring prn_file; | |
| 202 bool found_emf = false; | |
| 203 bool found_prn = false; | |
| 204 for (int i = 0; i < 100; ++i) { | |
| 205 base::FileEnumerator enumerator(emf_path_, false, | |
| 206 base::FileEnumerator::FILES); | |
| 207 emf_file.clear(); | |
| 208 prn_file.clear(); | |
| 209 found_emf = false; | |
| 210 found_prn = false; | |
| 211 base::FilePath file; | |
| 212 while (!(file = enumerator.Next()).empty()) { | |
| 213 std::wstring ext = file.Extension(); | |
| 214 if (base::EqualsCaseInsensitiveASCII(base::WideToUTF8(ext), ".emf")) { | |
| 215 EXPECT_FALSE(found_emf) << "Found a leftover .EMF file: \"" << | |
| 216 emf_file << "\" and \"" << file.value() << | |
| 217 "\" when looking for \"" << verification_name << "\""; | |
| 218 found_emf = true; | |
| 219 emf_file = file.value(); | |
| 220 continue; | |
| 221 } | |
| 222 if (base::EqualsCaseInsensitiveASCII(base::WideToUTF8(ext), ".prn")) { | |
| 223 EXPECT_FALSE(found_prn) << "Found a leftover .PRN file: \"" << | |
| 224 prn_file << "\" and \"" << file.value() << | |
| 225 "\" when looking for \"" << verification_name << "\""; | |
| 226 prn_file = file.value(); | |
| 227 found_prn = true; | |
| 228 base::DeleteFile(file, false); | |
| 229 continue; | |
| 230 } | |
| 231 EXPECT_TRUE(false); | |
| 232 } | |
| 233 if (found_emf && found_prn) | |
| 234 break; | |
| 235 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(100)); | |
| 236 } | |
| 237 EXPECT_TRUE(found_emf) << ".PRN file is: " << prn_file; | |
| 238 EXPECT_TRUE(found_prn) << ".EMF file is: " << emf_file; | |
| 239 return emf_file; | |
| 240 } | |
| 241 | |
| 242 static bool GenerateFiles() { | |
| 243 return base::CommandLine::ForCurrentProcess()->HasSwitch(kGenerateSwitch); | |
| 244 } | |
| 245 | |
| 246 base::FilePath emf_path_; | |
| 247 content::NotificationRegistrar registrar_; | |
| 248 | |
| 249 DISALLOW_COPY_AND_ASSIGN(PrintingLayoutTest); | |
| 250 }; | |
| 251 | |
| 252 class PrintingLayoutTextTest : public PrintingLayoutTest { | |
| 253 typedef PrintingLayoutTest Parent; | |
| 254 public: | |
| 255 // Returns if the test is disabled. | |
| 256 // http://crbug.com/64869 Until the issue is fixed, disable the test if | |
| 257 // ClearType is enabled. | |
| 258 static bool IsTestCaseDisabled() { | |
| 259 return Parent::IsTestCaseDisabled() || IsClearTypeEnabled(); | |
| 260 } | |
| 261 }; | |
| 262 | |
| 263 // Finds the first dialog window owned by owner_process. | |
| 264 HWND FindDialogWindow(DWORD owner_process) { | |
| 265 HWND dialog_window(NULL); | |
| 266 for (;;) { | |
| 267 dialog_window = FindWindowEx(NULL, | |
| 268 dialog_window, | |
| 269 MAKEINTATOM(32770), | |
| 270 NULL); | |
| 271 if (!dialog_window) | |
| 272 break; | |
| 273 | |
| 274 // The dialog must be owned by our target process. | |
| 275 DWORD process_id = 0; | |
| 276 GetWindowThreadProcessId(dialog_window, &process_id); | |
| 277 if (process_id == owner_process) | |
| 278 break; | |
| 279 } | |
| 280 return dialog_window; | |
| 281 } | |
| 282 | |
| 283 // Tries to close a dialog window. | |
| 284 bool CloseDialogWindow(HWND dialog_window) { | |
| 285 LRESULT res = SendMessage(dialog_window, DM_GETDEFID, 0, 0); | |
| 286 if (!res) | |
| 287 return false; | |
| 288 EXPECT_EQ(DC_HASDEFID, HIWORD(res)); | |
| 289 WORD print_button_id = LOWORD(res); | |
| 290 res = SendMessage( | |
| 291 dialog_window, | |
| 292 WM_COMMAND, | |
| 293 print_button_id, | |
| 294 reinterpret_cast<LPARAM>(GetDlgItem(dialog_window, print_button_id))); | |
| 295 return res == 0; | |
| 296 } | |
| 297 | |
| 298 // Dismiss the first dialog box owned by owner_process by "executing" the | |
| 299 // default button. | |
| 300 class DismissTheWindow : public base::DelegateSimpleThread::Delegate { | |
| 301 public: | |
| 302 DismissTheWindow() | |
| 303 : owner_process_(base::GetCurrentProcId()) { | |
| 304 } | |
| 305 | |
| 306 virtual void Run() { | |
| 307 HWND dialog_window; | |
| 308 for (;;) { | |
| 309 // First enumerate the windows. | |
| 310 dialog_window = FindDialogWindow(owner_process_); | |
| 311 | |
| 312 // Try to close it. | |
| 313 if (dialog_window) { | |
| 314 if (CloseDialogWindow(dialog_window)) { | |
| 315 break; | |
| 316 } | |
| 317 } | |
| 318 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10)); | |
| 319 } | |
| 320 | |
| 321 // Now verify that it indeed closed itself. | |
| 322 while (IsWindow(dialog_window)) { | |
| 323 CloseDialogWindow(dialog_window); | |
| 324 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(10)); | |
| 325 } | |
| 326 } | |
| 327 | |
| 328 DWORD owner_process() { return owner_process_; } | |
| 329 | |
| 330 private: | |
| 331 DWORD owner_process_; | |
| 332 }; | |
| 333 | |
| 334 } // namespace | |
| 335 | |
| 336 // Fails, see http://crbug.com/7721. | |
| 337 IN_PROC_BROWSER_TEST_F(PrintingLayoutTextTest, DISABLED_Complex) { | |
| 338 if (IsTestCaseDisabled()) | |
| 339 return; | |
| 340 | |
| 341 DismissTheWindow dismisser; | |
| 342 base::DelegateSimpleThread close_printdlg_thread(&dismisser, | |
| 343 "close_printdlg_thread"); | |
| 344 | |
| 345 // Print a document, check its output. | |
| 346 ASSERT_TRUE(embedded_test_server()->Start()); | |
| 347 | |
| 348 ui_test_utils::NavigateToURL( | |
| 349 browser(), embedded_test_server()->GetURL("/printing/test1.html")); | |
| 350 close_printdlg_thread.Start(); | |
| 351 PrintNowTab(); | |
| 352 close_printdlg_thread.Join(); | |
| 353 EXPECT_EQ(0., CompareWithResult(L"test1")); | |
| 354 } | |
| 355 | |
| 356 struct TestPool { | |
| 357 const char* source; | |
| 358 const wchar_t* result; | |
| 359 }; | |
| 360 | |
| 361 const TestPool kTestPool[] = { | |
| 362 // ImagesB&W | |
| 363 "/printing/test2.html", L"test2", | |
| 364 // ImagesTransparent | |
| 365 "/printing/test3.html", L"test3", | |
| 366 // ImageColor | |
| 367 "/printing/test4.html", L"test4", | |
| 368 }; | |
| 369 | |
| 370 // http://crbug.com/7721 | |
| 371 IN_PROC_BROWSER_TEST_F(PrintingLayoutTest, DISABLED_ManyTimes) { | |
| 372 if (IsTestCaseDisabled()) | |
| 373 return; | |
| 374 | |
| 375 ASSERT_TRUE(embedded_test_server()->Start()); | |
| 376 | |
| 377 DismissTheWindow dismisser; | |
| 378 | |
| 379 ASSERT_GT(arraysize(kTestPool), 0u); | |
| 380 for (int i = 0; i < arraysize(kTestPool); ++i) { | |
| 381 if (i) | |
| 382 CleanupDumpDirectory(); | |
| 383 const TestPool& test = kTestPool[i % arraysize(kTestPool)]; | |
| 384 ui_test_utils::NavigateToURL(browser(), | |
| 385 embedded_test_server()->GetURL(test.source)); | |
| 386 base::DelegateSimpleThread close_printdlg_thread1(&dismisser, | |
| 387 "close_printdlg_thread"); | |
| 388 EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); | |
| 389 close_printdlg_thread1.Start(); | |
| 390 PrintNowTab(); | |
| 391 close_printdlg_thread1.Join(); | |
| 392 EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; | |
| 393 CleanupDumpDirectory(); | |
| 394 base::DelegateSimpleThread close_printdlg_thread2(&dismisser, | |
| 395 "close_printdlg_thread"); | |
| 396 EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); | |
| 397 close_printdlg_thread2.Start(); | |
| 398 PrintNowTab(); | |
| 399 close_printdlg_thread2.Join(); | |
| 400 EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; | |
| 401 CleanupDumpDirectory(); | |
| 402 base::DelegateSimpleThread close_printdlg_thread3(&dismisser, | |
| 403 "close_printdlg_thread"); | |
| 404 EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); | |
| 405 close_printdlg_thread3.Start(); | |
| 406 PrintNowTab(); | |
| 407 close_printdlg_thread3.Join(); | |
| 408 EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; | |
| 409 CleanupDumpDirectory(); | |
| 410 base::DelegateSimpleThread close_printdlg_thread4(&dismisser, | |
| 411 "close_printdlg_thread"); | |
| 412 EXPECT_EQ(NULL, FindDialogWindow(dismisser.owner_process())); | |
| 413 close_printdlg_thread4.Start(); | |
| 414 PrintNowTab(); | |
| 415 close_printdlg_thread4.Join(); | |
| 416 EXPECT_EQ(0., CompareWithResult(test.result)) << test.result; | |
| 417 } | |
| 418 } | |
| 419 | |
| 420 // Prints a popup and immediately closes it. Disabled because it crashes. | |
| 421 IN_PROC_BROWSER_TEST_F(PrintingLayoutTest, DISABLED_Delayed) { | |
| 422 if (IsTestCaseDisabled()) | |
| 423 return; | |
| 424 | |
| 425 ASSERT_TRUE(embedded_test_server()->Start()); | |
| 426 | |
| 427 { | |
| 428 bool is_timeout = true; | |
| 429 GURL url = | |
| 430 embedded_test_server()->GetURL("/printing/popup_delayed_print.htm"); | |
| 431 ui_test_utils::NavigateToURL(browser(), url); | |
| 432 | |
| 433 DismissTheWindow dismisser; | |
| 434 base::DelegateSimpleThread close_printdlg_thread(&dismisser, | |
| 435 "close_printdlg_thread"); | |
| 436 close_printdlg_thread.Start(); | |
| 437 close_printdlg_thread.Join(); | |
| 438 | |
| 439 // Force a navigation elsewhere to verify that it's fine with it. | |
| 440 url = embedded_test_server()->GetURL("/printing/test1.html"); | |
| 441 ui_test_utils::NavigateToURL(browser(), url); | |
| 442 } | |
| 443 chrome::CloseWindow(browser()); | |
| 444 content::RunAllPendingInMessageLoop(); | |
| 445 | |
| 446 EXPECT_EQ(0., CompareWithResult(L"popup_delayed_print")) | |
| 447 << L"popup_delayed_print"; | |
| 448 } | |
| 449 | |
| 450 // Prints a popup and immediately closes it. http://crbug.com/7721 | |
| 451 IN_PROC_BROWSER_TEST_F(PrintingLayoutTest, DISABLED_IFrame) { | |
| 452 if (IsTestCaseDisabled()) | |
| 453 return; | |
| 454 | |
| 455 ASSERT_TRUE(embedded_test_server()->Start()); | |
| 456 | |
| 457 { | |
| 458 GURL url = embedded_test_server()->GetURL("/printing/iframe.htm"); | |
| 459 ui_test_utils::NavigateToURL(browser(), url); | |
| 460 | |
| 461 DismissTheWindow dismisser; | |
| 462 base::DelegateSimpleThread close_printdlg_thread(&dismisser, | |
| 463 "close_printdlg_thread"); | |
| 464 close_printdlg_thread.Start(); | |
| 465 close_printdlg_thread.Join(); | |
| 466 | |
| 467 // Force a navigation elsewhere to verify that it's fine with it. | |
| 468 url = embedded_test_server()->GetURL("/printing/test1.html"); | |
| 469 ui_test_utils::NavigateToURL(browser(), url); | |
| 470 } | |
| 471 chrome::CloseWindow(browser()); | |
| 472 content::RunAllPendingInMessageLoop(); | |
| 473 | |
| 474 EXPECT_EQ(0., CompareWithResult(L"iframe")) << L"iframe"; | |
| 475 } | |
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Chromium Code Reviews
Issue 2812263002:
clean up printing::Image and printing::Metafile (Closed)
