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| 1 // Copyright 2017 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 "core/html/parser/HTMLDocumentParser.h" |
| 6 |
| 7 #include "core/dom/Document.h" |
| 8 #include "platform/testing/UnitTestHelpers.h" |
| 9 #include "testing/gtest/include/gtest/gtest.h" |
| 10 #include "web/tests/sim/SimRequest.h" |
| 11 #include "web/tests/sim/SimTest.h" |
| 12 |
| 13 namespace blink { |
| 14 |
| 15 using namespace HTMLNames; |
| 16 |
| 17 class HTMLDocumentParserLoadingTest |
| 18 : public SimTest, |
| 19 public ::testing::WithParamInterface<bool> { |
| 20 protected: |
| 21 HTMLDocumentParserLoadingTest() { |
| 22 Document::setThreadedParsingEnabledForTesting(GetParam()); |
| 23 } |
| 24 }; |
| 25 |
| 26 INSTANTIATE_TEST_CASE_P(Threaded, |
| 27 HTMLDocumentParserLoadingTest, |
| 28 ::testing::Values(true)); |
| 29 INSTANTIATE_TEST_CASE_P(NotThreaded, |
| 30 HTMLDocumentParserLoadingTest, |
| 31 ::testing::Values(false)); |
| 32 |
| 33 TEST_P(HTMLDocumentParserLoadingTest, |
| 34 ShouldNotPauseParsingForExternalStylesheetsInHead) { |
| 35 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 36 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 37 |
| 38 loadURL("https://example.com/test.html"); |
| 39 |
| 40 mainResource.complete( |
| 41 "<!DOCTYPE html>" |
| 42 "<html><head>" |
| 43 "<link rel=stylesheet href=testHead.css>" |
| 44 "</head><body>" |
| 45 "<div id=\"bodyDiv\"></div>" |
| 46 "</body></html>"); |
| 47 |
| 48 testing::runPendingTasks(); |
| 49 EXPECT_TRUE(document().getElementById("bodyDiv")); |
| 50 cssHeadResource.complete(""); |
| 51 testing::runPendingTasks(); |
| 52 EXPECT_TRUE(document().getElementById("bodyDiv")); |
| 53 } |
| 54 |
| 55 TEST_P(HTMLDocumentParserLoadingTest, |
| 56 ShouldNotPauseParsingForExternalStylesheetsImportedInHead) { |
| 57 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 58 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 59 |
| 60 loadURL("https://example.com/test.html"); |
| 61 |
| 62 mainResource.complete( |
| 63 "<!DOCTYPE html>" |
| 64 "<html><head>" |
| 65 "<style>" |
| 66 "@import 'testHead.css'" |
| 67 "</style>" |
| 68 "</head><body>" |
| 69 "<div id=\"bodyDiv\"></div>" |
| 70 "</body></html>"); |
| 71 |
| 72 testing::runPendingTasks(); |
| 73 EXPECT_TRUE(document().getElementById("bodyDiv")); |
| 74 cssHeadResource.complete(""); |
| 75 testing::runPendingTasks(); |
| 76 EXPECT_TRUE(document().getElementById("bodyDiv")); |
| 77 } |
| 78 |
| 79 TEST_P(HTMLDocumentParserLoadingTest, |
| 80 ShouldPauseParsingForExternalStylesheetsInBody) { |
| 81 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 82 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 83 SimRequest cssBodyResource("https://example.com/testBody.css", "text/css"); |
| 84 |
| 85 loadURL("https://example.com/test.html"); |
| 86 |
| 87 mainResource.complete( |
| 88 "<!DOCTYPE html>" |
| 89 "<html><head>" |
| 90 "<link rel=stylesheet href=testHead.css>" |
| 91 "</head><body>" |
| 92 "<div id=\"before\"></div>" |
| 93 "<link rel=stylesheet href=testBody.css>" |
| 94 "<div id=\"after\"></div>" |
| 95 "</body></html>"); |
| 96 |
| 97 testing::runPendingTasks(); |
| 98 EXPECT_TRUE(document().getElementById("before")); |
| 99 EXPECT_FALSE(document().getElementById("after")); |
| 100 |
| 101 // Completing the head css shouldn't change anything |
| 102 cssHeadResource.complete(""); |
| 103 testing::runPendingTasks(); |
| 104 EXPECT_TRUE(document().getElementById("before")); |
| 105 EXPECT_FALSE(document().getElementById("after")); |
| 106 |
| 107 // Completing the body resource and pumping the tasks should continue parsing |
| 108 // and create the "after" div. |
| 109 cssBodyResource.complete(""); |
| 110 testing::runPendingTasks(); |
| 111 EXPECT_TRUE(document().getElementById("before")); |
| 112 EXPECT_TRUE(document().getElementById("after")); |
| 113 } |
| 114 |
| 115 TEST_P(HTMLDocumentParserLoadingTest, |
| 116 ShouldPauseParsingForExternalStylesheetsInBodyIncremental) { |
| 117 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 118 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 119 SimRequest cssBodyResource1("https://example.com/testBody1.css", "text/css"); |
| 120 SimRequest cssBodyResource2("https://example.com/testBody2.css", "text/css"); |
| 121 SimRequest cssBodyResource3("https://example.com/testBody3.css", "text/css"); |
| 122 |
| 123 loadURL("https://example.com/test.html"); |
| 124 |
| 125 mainResource.start(); |
| 126 mainResource.write( |
| 127 "<!DOCTYPE html>" |
| 128 "<html><head>" |
| 129 "<link rel=stylesheet href=testHead.css>" |
| 130 "</head><body>" |
| 131 "<div id=\"before\"></div>" |
| 132 "<link rel=stylesheet href=testBody1.css>" |
| 133 "<div id=\"after1\"></div>"); |
| 134 |
| 135 testing::runPendingTasks(); |
| 136 EXPECT_TRUE(document().getElementById("before")); |
| 137 EXPECT_FALSE(document().getElementById("after1")); |
| 138 EXPECT_FALSE(document().getElementById("after2")); |
| 139 EXPECT_FALSE(document().getElementById("after3")); |
| 140 |
| 141 mainResource.write( |
| 142 "<link rel=stylesheet href=testBody2.css>" |
| 143 "<div id=\"after2\"></div>"); |
| 144 |
| 145 testing::runPendingTasks(); |
| 146 EXPECT_TRUE(document().getElementById("before")); |
| 147 EXPECT_FALSE(document().getElementById("after1")); |
| 148 EXPECT_FALSE(document().getElementById("after2")); |
| 149 EXPECT_FALSE(document().getElementById("after3")); |
| 150 |
| 151 mainResource.complete( |
| 152 "<link rel=stylesheet href=testBody3.css>" |
| 153 "<div id=\"after3\"></div>" |
| 154 "</body></html>"); |
| 155 |
| 156 testing::runPendingTasks(); |
| 157 EXPECT_TRUE(document().getElementById("before")); |
| 158 EXPECT_FALSE(document().getElementById("after1")); |
| 159 EXPECT_FALSE(document().getElementById("after2")); |
| 160 EXPECT_FALSE(document().getElementById("after3")); |
| 161 |
| 162 // Completing the head css shouldn't change anything |
| 163 cssHeadResource.complete(""); |
| 164 testing::runPendingTasks(); |
| 165 EXPECT_TRUE(document().getElementById("before")); |
| 166 EXPECT_FALSE(document().getElementById("after1")); |
| 167 EXPECT_FALSE(document().getElementById("after2")); |
| 168 EXPECT_FALSE(document().getElementById("after3")); |
| 169 |
| 170 // Completing the second css shouldn't change anything |
| 171 cssBodyResource2.complete(""); |
| 172 testing::runPendingTasks(); |
| 173 EXPECT_TRUE(document().getElementById("before")); |
| 174 EXPECT_FALSE(document().getElementById("after1")); |
| 175 EXPECT_FALSE(document().getElementById("after2")); |
| 176 EXPECT_FALSE(document().getElementById("after3")); |
| 177 |
| 178 // Completing the first css should allow the parser to continue past it and |
| 179 // the second css which was already completed and then pause again before the |
| 180 // third css. |
| 181 cssBodyResource1.complete(""); |
| 182 testing::runPendingTasks(); |
| 183 EXPECT_TRUE(document().getElementById("before")); |
| 184 EXPECT_TRUE(document().getElementById("after1")); |
| 185 EXPECT_TRUE(document().getElementById("after2")); |
| 186 EXPECT_FALSE(document().getElementById("after3")); |
| 187 |
| 188 // Completing the third css should let it continue to the end. |
| 189 cssBodyResource3.complete(""); |
| 190 testing::runPendingTasks(); |
| 191 EXPECT_TRUE(document().getElementById("before")); |
| 192 EXPECT_TRUE(document().getElementById("after1")); |
| 193 EXPECT_TRUE(document().getElementById("after2")); |
| 194 EXPECT_TRUE(document().getElementById("after3")); |
| 195 } |
| 196 |
| 197 TEST_P(HTMLDocumentParserLoadingTest, |
| 198 ShouldNotPauseParsingForExternalNonMatchingStylesheetsInBody) { |
| 199 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 200 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 201 |
| 202 loadURL("https://example.com/test.html"); |
| 203 |
| 204 mainResource.complete( |
| 205 "<!DOCTYPE html>" |
| 206 "<html><head>" |
| 207 "<link rel=stylesheet href=testHead.css>" |
| 208 "</head><body>" |
| 209 "<div id=\"before\"></div>" |
| 210 "<link rel=stylesheet href=testBody.css type='print'>" |
| 211 "<div id=\"after\"></div>" |
| 212 "</body></html>"); |
| 213 |
| 214 testing::runPendingTasks(); |
| 215 EXPECT_TRUE(document().getElementById("before")); |
| 216 EXPECT_TRUE(document().getElementById("after")); |
| 217 |
| 218 // Completing the head css shouldn't change anything |
| 219 cssHeadResource.complete(""); |
| 220 } |
| 221 |
| 222 TEST_P(HTMLDocumentParserLoadingTest, |
| 223 ShouldPauseParsingForExternalStylesheetsImportedInBody) { |
| 224 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 225 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 226 SimRequest cssBodyResource("https://example.com/testBody.css", "text/css"); |
| 227 |
| 228 loadURL("https://example.com/test.html"); |
| 229 |
| 230 mainResource.complete( |
| 231 "<!DOCTYPE html>" |
| 232 "<html><head>" |
| 233 "<link rel=stylesheet href=testHead.css>" |
| 234 "</head><body>" |
| 235 "<div id=\"before\"></div>" |
| 236 "<style>" |
| 237 "@import 'testBody.css'" |
| 238 "</style>" |
| 239 "<div id=\"after\"></div>" |
| 240 "</body></html>"); |
| 241 |
| 242 testing::runPendingTasks(); |
| 243 EXPECT_TRUE(document().getElementById("before")); |
| 244 EXPECT_FALSE(document().getElementById("after")); |
| 245 |
| 246 // Completing the head css shouldn't change anything |
| 247 cssHeadResource.complete(""); |
| 248 testing::runPendingTasks(); |
| 249 EXPECT_TRUE(document().getElementById("before")); |
| 250 EXPECT_FALSE(document().getElementById("after")); |
| 251 |
| 252 // Completing the body resource and pumping the tasks should continue parsing |
| 253 // and create the "after" div. |
| 254 cssBodyResource.complete(""); |
| 255 testing::runPendingTasks(); |
| 256 EXPECT_TRUE(document().getElementById("before")); |
| 257 EXPECT_TRUE(document().getElementById("after")); |
| 258 } |
| 259 |
| 260 TEST_P(HTMLDocumentParserLoadingTest, |
| 261 ShouldPauseParsingForExternalStylesheetsWrittenInBody) { |
| 262 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 263 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 264 SimRequest cssBodyResource("https://example.com/testBody.css", "text/css"); |
| 265 |
| 266 loadURL("https://example.com/test.html"); |
| 267 |
| 268 mainResource.complete( |
| 269 "<!DOCTYPE html>" |
| 270 "<html><head>" |
| 271 "<link rel=stylesheet href=testHead.css>" |
| 272 "</head><body>" |
| 273 "<div id=\"before\"></div>" |
| 274 "<script>" |
| 275 "document.write('<link rel=stylesheet href=testBody.css>');" |
| 276 "</script>" |
| 277 "<div id=\"after\"></div>" |
| 278 "</body></html>"); |
| 279 |
| 280 testing::runPendingTasks(); |
| 281 EXPECT_TRUE(document().getElementById("before")); |
| 282 EXPECT_FALSE(document().getElementById("after")); |
| 283 |
| 284 // Completing the head css shouldn't change anything |
| 285 cssHeadResource.complete(""); |
| 286 testing::runPendingTasks(); |
| 287 EXPECT_TRUE(document().getElementById("before")); |
| 288 EXPECT_FALSE(document().getElementById("after")); |
| 289 |
| 290 // Completing the body resource and pumping the tasks should continue parsing |
| 291 // and create the "after" div. |
| 292 cssBodyResource.complete(""); |
| 293 testing::runPendingTasks(); |
| 294 EXPECT_TRUE(document().getElementById("before")); |
| 295 EXPECT_TRUE(document().getElementById("after")); |
| 296 } |
| 297 |
| 298 TEST_P(HTMLDocumentParserLoadingTest, |
| 299 PendingHeadStylesheetShouldNotBlockParserForBodyInlineStyle) { |
| 300 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 301 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 302 |
| 303 loadURL("https://example.com/test.html"); |
| 304 |
| 305 mainResource.complete( |
| 306 "<!DOCTYPE html>" |
| 307 "<html><head>" |
| 308 "<link rel=stylesheet href=testHead.css>" |
| 309 "</head><body>" |
| 310 "<div id=\"before\"></div>" |
| 311 "<style>" |
| 312 "</style>" |
| 313 "<div id=\"after\"></div>" |
| 314 "</body></html>"); |
| 315 |
| 316 testing::runPendingTasks(); |
| 317 EXPECT_TRUE(document().getElementById("before")); |
| 318 EXPECT_TRUE(document().getElementById("after")); |
| 319 cssHeadResource.complete(""); |
| 320 } |
| 321 |
| 322 TEST_P(HTMLDocumentParserLoadingTest, |
| 323 PendingHeadStylesheetShouldNotBlockParserForBodyShadowDom) { |
| 324 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 325 SimRequest cssHeadResource("https://example.com/testHead.css", "text/css"); |
| 326 |
| 327 loadURL("https://example.com/test.html"); |
| 328 |
| 329 // The marquee tag has a shadow DOM that synchronously applies a stylesheet. |
| 330 mainResource.complete( |
| 331 "<!DOCTYPE html>" |
| 332 "<html><head>" |
| 333 "<link rel=stylesheet href=testHead.css>" |
| 334 "</head><body>" |
| 335 "<div id=\"before\"></div>" |
| 336 "<marquee>Marquee</marquee>" |
| 337 "<div id=\"after\"></div>" |
| 338 "</body></html>"); |
| 339 |
| 340 testing::runPendingTasks(); |
| 341 EXPECT_TRUE(document().getElementById("before")); |
| 342 EXPECT_TRUE(document().getElementById("after")); |
| 343 cssHeadResource.complete(""); |
| 344 } |
| 345 |
| 346 TEST_P(HTMLDocumentParserLoadingTest, |
| 347 ShouldNotPauseParsingForExternalStylesheetsAttachedInBody) { |
| 348 SimRequest mainResource("https://example.com/test.html", "text/html"); |
| 349 SimRequest cssAsyncResource("https://example.com/testAsync.css", "text/css"); |
| 350 |
| 351 loadURL("https://example.com/test.html"); |
| 352 |
| 353 mainResource.complete( |
| 354 "<!DOCTYPE html>" |
| 355 "<html><head>" |
| 356 "</head><body>" |
| 357 "<div id=\"before\"></div>" |
| 358 "<script>" |
| 359 "var attach = document.getElementsByTagName('script')[0];" |
| 360 "var link = document.createElement('link');" |
| 361 "link.rel = 'stylesheet';" |
| 362 "link.type = 'text/css';" |
| 363 "link.href = 'testAsync.css';" |
| 364 "link.media = 'all';" |
| 365 "attach.appendChild(link);" |
| 366 "</script>" |
| 367 "<div id=\"after\"></div>" |
| 368 "</body></html>"); |
| 369 |
| 370 testing::runPendingTasks(); |
| 371 EXPECT_TRUE(document().getElementById("before")); |
| 372 EXPECT_TRUE(document().getElementById("after")); |
| 373 |
| 374 cssAsyncResource.complete(""); |
| 375 } |
| 376 |
| 377 } // namespace blink |
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Chromium Code Reviews
Issue 2614663004:
Pause HTML parser for external stylesheets in the body (Closed)
