1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
content / browser / network / split_cache_browsertest.cc [blame]
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <atomic>
#include "base/path_service.h"
#include "base/strings/pattern.h"
#include "base/strings/stringprintf.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "content/browser/renderer_host/back_forward_cache_disable.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/common/renderer.mojom.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/common/content_paths.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/resource_load_observer.h"
#include "content/shell/browser/shell.h"
#include "content/test/content_browser_test_utils_internal.h"
#include "net/base/features.h"
#include "net/base/network_isolation_key.h"
#include "net/base/schemeful_site.h"
#include "net/dns/mock_host_resolver.h"
#include "net/test/embedded_test_server/default_handlers.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "net/test/embedded_test_server/http_request.h"
#include "net/test/embedded_test_server/http_response.h"
#include "net/test/scoped_mutually_exclusive_feature_list.h"
#include "services/network/public/mojom/network_context.mojom.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/mojom/frame/fullscreen.mojom.h"
#include "url/gurl.h"
namespace content {
namespace {
class SplitCacheContentBrowserTest : public ContentBrowserTest {
public:
enum class Context { kMainFrame, kSameOriginFrame, kCrossOriginFrame };
SplitCacheContentBrowserTest() = default;
SplitCacheContentBrowserTest(const SplitCacheContentBrowserTest&) = delete;
SplitCacheContentBrowserTest& operator=(const SplitCacheContentBrowserTest&) =
delete;
void SetUp() override {
RenderWidgetHostImpl::DisableResizeAckCheckForTesting();
ContentBrowserTest::SetUp();
}
void SetUpOnMainThread() override {
// Setup the server to allow serving separate sites, so we can perform
// cross-process navigation.
host_resolver()->AddRule("*", "127.0.0.1");
embedded_test_server()->RegisterRequestHandler(
base::BindRepeating(&SplitCacheContentBrowserTest::CachedScriptHandler,
base::Unretained(this)));
ASSERT_TRUE(embedded_test_server()->Start());
}
std::unique_ptr<net::test_server::HttpResponse> CachedScriptHandler(
const net::test_server::HttpRequest& request) {
GURL absolute_url = embedded_test_server()->GetURL(request.relative_url);
// Return a page that redirects to d.com/title1.html.
if (absolute_url.path() == "/redirect_to_d") {
auto http_response =
std::make_unique<net::test_server::BasicHttpResponse>();
http_response->set_code(net::HTTP_SEE_OTHER);
http_response->AddCustomHeader(
"Location",
embedded_test_server()->GetURL("d.com", "/title1.html").spec());
return http_response;
}
// Return valid cacheable script.
if (absolute_url.path() == "/script") {
auto http_response =
std::make_unique<net::test_server::BasicHttpResponse>();
http_response->set_code(net::HTTP_OK);
http_response->set_content("console.log(\"Hello World\");");
http_response->set_content_type("application/javascript");
http_response->AddCustomHeader("Cache-Control", "max-age=1000");
return http_response;
}
// A basic cacheable worker that loads 3p.com/script
if (absolute_url.path() == "/worker.js") {
auto http_response =
std::make_unique<net::test_server::BasicHttpResponse>();
http_response->set_code(net::HTTP_OK);
GURL resource = GenURL("3p.com", "/script");
// Self-terminate the worker just after loading the third party
// script, so that the parent context doesn't need to wait for the
// worker's termination when cleaning up the test. See
// https://crbug.com/1104847 for more details.
std::string content = base::StringPrintf("importScripts('%s');\nclose();",
resource.spec().c_str());
http_response->set_content(content);
http_response->set_content_type("application/javascript");
http_response->AddCustomHeader("Cache-Control", "max-age=100000");
return http_response;
}
// Make the document resource cacheable.
if (absolute_url.path() == "/title1.html") {
auto http_response =
std::make_unique<net::test_server::BasicHttpResponse>();
http_response->set_code(net::HTTP_OK);
http_response->AddCustomHeader("Cache-Control", "max-age=100000");
return http_response;
}
// A cacheable worker that loads a nested worker on an origin provided
// as a query param.
if (absolute_url.path() == "/embedding_worker.js") {
auto http_response =
std::make_unique<net::test_server::BasicHttpResponse>();
http_response->set_code(net::HTTP_OK);
GURL resource =
GenURL(base::StringPrintf("%s.com", absolute_url.query().c_str()),
"/worker.js");
const char kLoadWorkerScript[] = "let w = new Worker('%s');";
std::string content =
base::StringPrintf(kLoadWorkerScript, resource.spec().c_str());
http_response->set_content(content);
http_response->set_content_type("application/javascript");
http_response->AddCustomHeader("Cache-Control", "max-age=100000");
return http_response;
}
return nullptr;
}
protected:
// Creates and loads subframe, waits for load to stop, and then returns
// subframe from the web contents frame tree.
RenderFrameHost* CreateSubframe(const GURL& sub_frame) {
EXPECT_TRUE(ExecJs(shell(), GetSubframeScript(sub_frame)));
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
return static_cast<WebContentsImpl*>(shell()->web_contents())
->GetPrimaryFrameTree()
.root()
->child_at(0)
->current_frame_host();
}
// Loads 3p.com/script on page |url|, optionally from |sub_frame| if it's
// valid, and returns whether the script was cached or not.
bool TestResourceLoad(const GURL& url, const GURL& sub_frame) {
return TestResourceLoadHelper(url, sub_frame, GURL());
}
// Loads 3p.com/script on page |url| from |worker| and returns whether
// the script was cached or not.
bool TestResourceLoadFromDedicatedWorker(const GURL& url,
const GURL& worker) {
DCHECK(worker.is_valid());
return TestResourceLoadHelper(url, GURL(), worker);
}
// Loads 3p.com/script on page |url| from |worker| inside |sub_frame|
// and returns whether the script was cached or not.
bool TestResourceLoadFromDedicatedWorkerInIframe(const GURL& url,
const GURL& sub_frame,
const GURL& worker) {
DCHECK(sub_frame.is_valid());
DCHECK(worker.is_valid());
return TestResourceLoadHelper(url, sub_frame, worker);
}
// Loads 3p.com/script on |popup| opened from page |url| and returns whether
// the script was cached or not.
bool TestResourceLoadFromPopup(const GURL& url, const GURL& popup) {
DCHECK(popup.is_valid());
return TestResourceLoadHelper(url, popup, GURL(), true);
}
// Loads 3p.com/script on page |url|. If |new_frame| is valid, it is loaded
// from a new frame with that url; otherwise, it is loaded from the main
// frame. This new frame is a popup if |use_popup|; otherwise, it is a
// subframe. The load is optionally performed by |worker| if it's valid.
bool TestResourceLoadHelper(const GURL& url,
const GURL& new_frame,
const GURL& worker,
bool use_popup = false) {
DCHECK(url.is_valid());
// Allocate a new process to prevent using the in-memory cache.
// 1) Prevent the old page from entering the back-forward cache. Otherwise
// the old process will be kept alive, because it is still being used.
// 2) Navigate to a WebUI URL, which uses a new process.
DisableBFCacheForRFHForTesting(
shell()->web_contents()->GetPrimaryMainFrame());
EXPECT_TRUE(NavigateToURL(shell(), GetWebUIURL("blob-internals")));
// In the case of a redirect, the observed URL will be different from
// what NavigateToURL(...) expects.
if (base::StartsWith(url.path(), "/redirect", base::CompareCase::SENSITIVE))
EXPECT_FALSE(NavigateToURL(shell(), url));
else
EXPECT_TRUE(NavigateToURL(shell(), url));
RenderFrameHost* host_to_load_resource =
shell()->web_contents()->GetPrimaryMainFrame();
RenderFrameHostImpl* main_frame =
static_cast<RenderFrameHostImpl*>(host_to_load_resource);
Shell* shell_to_observe = shell();
if (new_frame.is_valid()) {
// If there is supposed to be a subframe or popup, create it.
if (use_popup) {
shell_to_observe = OpenPopup(main_frame, new_frame, "");
host_to_load_resource =
static_cast<WebContentsImpl*>(shell_to_observe->web_contents())
->GetPrimaryMainFrame();
} else {
host_to_load_resource = CreateSubframe(new_frame);
}
}
// `shell_to_observe` may still contain responses depending on process reuse
// policies. Clear the in-memory cache in `shell_to_observe` to make sure
// the following ResourceLoadObserver can observe network requests.
base::RunLoop loop;
shell_to_observe->web_contents()
->GetPrimaryMainFrame()
->GetProcess()
->GetRendererInterface()
->PurgeResourceCache(loop.QuitClosure());
loop.Run();
// Observe network requests.
ResourceLoadObserver observer(shell_to_observe);
GURL resource = GenURL("3p.com", "/script");
// If there is supposed to be a worker to load this resource, create it.
// Otherwise, load the resource directly.
if (worker.is_valid()) {
EXPECT_TRUE(ExecJs(host_to_load_resource, GetWorkerScript(worker)));
} else {
EXPECT_TRUE(
ExecJs(host_to_load_resource, GetLoadResourceScript(resource)));
}
observer.WaitForResourceCompletion(resource);
// Test the network isolation key.
url::Origin top_frame_origin =
main_frame->frame_tree_node()->current_origin();
RenderFrameHostImpl* frame_host =
static_cast<RenderFrameHostImpl*>(host_to_load_resource);
url::Origin frame_origin;
if (new_frame.is_empty()) {
frame_origin = top_frame_origin;
} else {
frame_origin = url::Origin::Create(new_frame);
if (use_popup && !frame_origin.opaque()) {
// The popup is in a new WebContents, so its top_frame_origin is also
// new unless it is blank.
top_frame_origin = frame_origin;
} else {
// Take redirects and initially empty subframes/popups into account.
frame_origin = frame_host->GetLastCommittedOrigin();
}
}
if (!top_frame_origin.opaque() && !frame_origin.opaque()) {
EXPECT_EQ(net::NetworkIsolationKey(net::SchemefulSite(top_frame_origin),
net::SchemefulSite(frame_origin)),
frame_host->GetNetworkIsolationKey());
} else {
EXPECT_TRUE(frame_host->GetNetworkIsolationKey().IsTransient());
}
return (*observer.GetResource(resource))->was_cached;
}
// Navigates to |url| and returns if the navigation resource was fetched from
// the cache or not.
bool NavigationResourceCached(const GURL& url,
const GURL& sub_frame,
bool subframe_navigation_resource_cached) {
return NavigationResourceCached(url, url, sub_frame,
subframe_navigation_resource_cached);
}
// Same as above, but allows explicitly specifying the expected commit URL
// for the navigation to |url|, in case it differs.
bool NavigationResourceCached(const GURL& url,
const GURL& expected_commit_url,
const GURL& sub_frame,
bool subframe_navigation_resource_cached) {
// Do a cross-process navigation to clear the in-memory cache.
// We assume that we don't start this call from "chrome://blob-internals",
// as otherwise it won't be a cross-process navigation. We are relying on
// this navigation to discard the old process.
EXPECT_TRUE(NavigateToURL(shell(), GetWebUIURL("blob-internals")));
// Observe network requests.
ResourceLoadObserver observer(shell());
EXPECT_TRUE(NavigateToURL(shell(), url, expected_commit_url));
RenderFrameHostImpl* main_frame = static_cast<RenderFrameHostImpl*>(
shell()->web_contents()->GetPrimaryMainFrame());
observer.WaitForResourceCompletion(url);
if (sub_frame.is_valid()) {
EXPECT_EQ(1U, main_frame->frame_tree_node()->child_count());
NavigateFrameToURL(main_frame->frame_tree_node()->child_at(0), sub_frame);
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
observer.WaitForResourceCompletion(sub_frame);
EXPECT_EQ(subframe_navigation_resource_cached,
(*observer.GetResource(sub_frame))->was_cached);
}
return (*observer.GetResource(url))->was_cached;
}
// Loads a dedicated worker script and checks to see whether or not the
// script was cached.
bool DedicatedWorkerScriptCached(const GURL& url,
const GURL& sub_frame,
const GURL& worker) {
DCHECK(url.is_valid());
DCHECK(worker.is_valid());
// Do a cross-process navigation to clear the in-memory cache.
// We assume that we don't start this call from "chrome://blob-internals",
// as otherwise it won't be a cross-process navigation. We are relying on
// this navigation to discard the old process.
EXPECT_TRUE(NavigateToURL(shell(), GetWebUIURL("blob-internals")));
// Observe network requests.
ResourceLoadObserver observer(shell());
EXPECT_TRUE(NavigateToURL(shell(), url));
RenderFrameHost* host_to_load_resource =
shell()->web_contents()->GetPrimaryMainFrame();
// If there is supposed to be a subframe, create it.
if (sub_frame.is_valid()) {
host_to_load_resource = CreateSubframe(sub_frame);
}
EXPECT_TRUE(ExecJs(host_to_load_resource, GetWorkerScript(worker)));
observer.WaitForResourceCompletion(GenURL("3p.com", "/script"));
observer.WaitForResourceCompletion(worker);
return (*observer.GetResource(worker))->was_cached;
}
bool NavigationRedirectCached(const GURL& url, const GURL& redirect_url) {
// Do a cross-process navigation to clear the in-memory cache.
// We assume that we don't start this call from "chrome://blob-internals",
// as otherwise it won't be a cross-process navigation. We are relying on
// this navigation to discard the old process.
EXPECT_TRUE(NavigateToURL(shell(), GetWebUIURL("blob-internals")));
EXPECT_TRUE(NavigateToURL(shell(), url));
// Observe the redirect.
ResourceLoadObserver observer(shell());
EXPECT_TRUE(ExecJs(shell(), GetRedirectScript(redirect_url)));
WaitForLoadStop(shell()->web_contents());
observer.WaitForResourceCompletion(redirect_url);
return (*observer.GetResource(redirect_url))->was_cached;
}
// Gets script to create subframe.
std::string GetSubframeScript(const GURL& sub_frame) {
const char kLoadIframeScript[] = R"(
let iframe = document.createElement('iframe');
iframe.src = $1;
document.body.appendChild(iframe);
)";
return JsReplace(kLoadIframeScript, sub_frame);
}
// Gets script to create worker.
std::string GetWorkerScript(const GURL& worker) {
const char kLoadWorkerScript[] = "let w = new Worker($1);";
return JsReplace(kLoadWorkerScript, worker);
}
// Gets script to load resource.
std::string GetLoadResourceScript(const GURL& resource) {
const char kLoadResourceScript[] = R"(
let script = document.createElement('script');
script.src = $1;
document.body.appendChild(script);
)";
return JsReplace(kLoadResourceScript, resource);
}
// Gets script to redirect via JavaScript.
std::string GetRedirectScript(const GURL& location) {
const char kRedirectScript[] = R"(
window.location.href = $1;
)";
return JsReplace(kRedirectScript, location);
}
GURL GenURL(const std::string& host, const std::string& path) {
return embedded_test_server()->GetURL(host, path);
}
};
enum class SplitCacheTestCase {
kEnabledTripleKeyed,
kEnabledTriplePlusCrossSiteMainFrameNavBool,
kEnabledTriplePlusMainFrameNavInitiator,
kEnabledTriplePlusNavInitiator
};
const struct {
const SplitCacheTestCase test_case;
base::test::FeatureRef feature;
} kTestCaseToFeatureMapping[] = {
{SplitCacheTestCase::kEnabledTriplePlusCrossSiteMainFrameNavBool,
net::features::kSplitCacheByCrossSiteMainFrameNavigationBoolean},
{SplitCacheTestCase::kEnabledTriplePlusMainFrameNavInitiator,
net::features::kSplitCacheByMainFrameNavigationInitiator},
{SplitCacheTestCase::kEnabledTriplePlusNavInitiator,
net::features::kSplitCacheByNavigationInitiator}};
class SplitCacheContentBrowserTestEnabled
: public SplitCacheContentBrowserTest,
public testing::WithParamInterface<SplitCacheTestCase> {
public:
SplitCacheContentBrowserTestEnabled()
: split_cache_experiment_feature_list_(GetParam(),
kTestCaseToFeatureMapping) {
split_cache_always_enabled_feature_list_.InitAndEnableFeature(
net::features::kSplitCacheByNetworkIsolationKey);
}
private:
net::test::ScopedMutuallyExclusiveFeatureList
split_cache_experiment_feature_list_;
base::test::ScopedFeatureList split_cache_always_enabled_feature_list_;
};
INSTANTIATE_TEST_SUITE_P(
All,
SplitCacheContentBrowserTestEnabled,
testing::ValuesIn(
{SplitCacheTestCase::kEnabledTripleKeyed,
SplitCacheTestCase::kEnabledTriplePlusCrossSiteMainFrameNavBool,
SplitCacheTestCase::kEnabledTriplePlusMainFrameNavInitiator,
SplitCacheTestCase::kEnabledTriplePlusNavInitiator}),
[](const testing::TestParamInfo<SplitCacheTestCase>& info) {
switch (info.param) {
case SplitCacheTestCase::kEnabledTripleKeyed:
return "SplitCacheEnabledTripleKeyed";
case SplitCacheTestCase::kEnabledTriplePlusCrossSiteMainFrameNavBool:
return "SplitCacheEnabledTriplePlusCrossSiteMainFrameNavigationBool";
case SplitCacheTestCase::kEnabledTriplePlusMainFrameNavInitiator:
return "SplitCacheEnabledTriplePlusMainFrameNavigationInitiator";
case SplitCacheTestCase::kEnabledTriplePlusNavInitiator:
return "SplitCacheEnabledTriplePlusNavigationInitiator";
}
});
class SplitCacheContentBrowserTestPlzDedicatedWorker
: public SplitCacheContentBrowserTest,
public ::testing::WithParamInterface<bool> {
public:
SplitCacheContentBrowserTestPlzDedicatedWorker() {
std::vector<base::test::FeatureRef> enabled_features;
std::vector<base::test::FeatureRef> disabled_features;
enabled_features.push_back(net::features::kSplitCacheByNetworkIsolationKey);
// When the test parameter is true, we test the split cache with
// PlzDedicatedWorker enabled.
if (GetParam()) {
enabled_features.push_back(blink::features::kPlzDedicatedWorker);
} else {
disabled_features.push_back(blink::features::kPlzDedicatedWorker);
}
feature_list_.InitWithFeatures(enabled_features, disabled_features);
}
private:
base::test::ScopedFeatureList feature_list_;
};
class SplitCacheContentBrowserTestDisabled
: public SplitCacheContentBrowserTest {
public:
SplitCacheContentBrowserTestDisabled() {
feature_list_.InitAndDisableFeature(
net::features::kSplitCacheByNetworkIsolationKey);
}
private:
base::test::ScopedFeatureList feature_list_;
};
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, MainFrame) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// The second time, it's cached.
EXPECT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Now load it from a different site, and the resource isn't cached because
// the top frame origin is different.
EXPECT_FALSE(TestResourceLoad(GenURL("b.com", "/title1.html"), GURL()));
// Now load it from 3p.com, which is same-site to the cacheable
// resource. Still not supposed to be cached.
EXPECT_FALSE(TestResourceLoad(GenURL("3p.com", "/title1.html"), GURL()));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, MainFrameRedirect) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load it from a a.com/redirect_to_d which redirects to d.com/title1.html and
// the resource shouldn't be cached because now we're on d.com.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/redirect_to_d"), GURL()));
// Navigate to d.com directly. The main resource should be cached due to the
// earlier navigation.
EXPECT_TRUE(TestResourceLoad(GenURL("d.com", "/title1.html"), GURL()));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, Subframe) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load the resource from a same-origin iframe on a page where it's already
// cached. It should still be cached.
EXPECT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"),
GenURL("a.com", "/title1.html")));
// Load the resource from a cross-origin iframe on a page where the
// iframe hasn't been cached previously.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"),
GenURL("e.com", "/title1.html")));
EXPECT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"),
GenURL("e.com", "/title1.html")));
// Load the resource from a same-origin iframe on a page where it's not
// cached. It should not be cached.
EXPECT_FALSE(TestResourceLoad(GenURL("e.com", "/title1.html"),
GenURL("e.com", "/title1.html")));
EXPECT_TRUE(TestResourceLoad(GenURL("e.com", "/title1.html"),
GenURL("e.com", "/title1.html")));
// Load the resource from a cross-origin iframe where the iframe's origin has
// seen the object before but the top frame hasn't. It should not be cached.
EXPECT_FALSE(TestResourceLoad(GenURL("f.com", "/title1.html"),
GenURL("a.com", "/title1.html")));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, MainFrameDataUrl) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load the resource from a data url which has an opaque origin. It shouldn't
// be cached.
GURL data_url("data:text/html,<body>Hello World</body>");
EXPECT_FALSE(TestResourceLoad(data_url, GURL()));
// Load the same resource from the same data url, it shouldn't be cached
// because the origin should be unique.
EXPECT_FALSE(TestResourceLoad(data_url, GURL()));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
MainFrameAboutBlank) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load the resource from a document that points to about:blank.
GURL blank_url(url::kAboutBlankURL);
EXPECT_FALSE(TestResourceLoad(blank_url, GURL()));
// Load the same resource from about:blank url again, it shouldn't be cached
// because the origin is unique. TODO(crbug.com/40092527) will change this
// behavior and about:blank main frame pages will inherit the origin of the
// page that opened it.
EXPECT_FALSE(TestResourceLoad(blank_url, GURL()));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, SubFrameRedirect) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load it from a a.com/redirect_to_d which redirects to d.com/title1.html and
// the resource shouldn't be cached because now we're on d.com.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"),
GenURL("a.com", "/redirect_to_d")));
// Now load it from the d.com iframe directly. It should be cached.
EXPECT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"),
GenURL("d.com", "/title1.html")));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, SubFrameDataUrl) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load the resource from a data url which has an opaque origin. It shouldn't
// be cached.
GURL data_url("data:text/html,<body>Hello World</body>");
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), data_url));
// Load the same resource from the same data url. It shouldn't be cached
// because the cache isn't used for transient origins.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), data_url));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
SubframeAboutBlank) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load the resource from a subframe document that points to about:blank. The
// resource is cached because the resource load is using the main frame's
// URLLoaderFactory and main frame's factory has the NIK set to
// (a.com, a.com) which is already in the cache.
GURL blank_url(url::kAboutBlankURL);
EXPECT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), blank_url));
// Load the resource from a popup window that points to about:blank. The
// resource is cached because the resource load is using the original main
// frame's URLLoaderFactory and the original main frame's factory has the NIK
// set to (a.com, a.com) which is already in the cache.
EXPECT_TRUE(
TestResourceLoadFromPopup(GenURL("a.com", "/title1.html"), blank_url));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled, Popup) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
ASSERT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Load the resource from a popup window that points to a new origin. The
// resource is not cached because the resource load is using a NIK set to
// (g.com, g.com).
EXPECT_FALSE(TestResourceLoadFromPopup(GenURL("a.com", "/title1.html"),
GenURL("g.com", "/title1.html")));
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.foo.com", "/title1.html"), GURL()));
// The second time, it's cached when accessed with the same eTLD+1.
EXPECT_TRUE(TestResourceLoad(GenURL("b.foo.com", "/title1.html"), GURL()));
// Now load it from a different site, and the resource isn't cached.
EXPECT_FALSE(TestResourceLoad(GenURL("b.com", "/title1.html"), GURL()));
// Now load it from 3p.com, which is same-site to the cacheable
// resource. Still not supposed to be cached.
EXPECT_FALSE(TestResourceLoad(GenURL("3p.com", "/title1.html"), GURL()));
// Test case with iframe. This should be a cache hit since the network
// isolation key is (foo.com, foo.com) as in the first case.
EXPECT_TRUE(TestResourceLoad(GenURL("a.foo.com", "/title1.html"),
GenURL("iframe.foo.com", "/title1.html")));
}
IN_PROC_BROWSER_TEST_F(SplitCacheContentBrowserTestDisabled, NonSplitCache) {
// Load a cacheable resource for the first time, and it's not cached.
EXPECT_FALSE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// The second time, it's cached.
EXPECT_TRUE(TestResourceLoad(GenURL("a.com", "/title1.html"), GURL()));
// Now load it from a different site, and the resource is cached.
EXPECT_TRUE(TestResourceLoad(GenURL("b.com", "/title1.html"), GURL()));
// Load it from a cross-origin iframe, and it's still cached.
EXPECT_TRUE(TestResourceLoad(GenURL("b.com", "/title1.html"),
GenURL("c.com", "/title1.html")));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
NavigationResources) {
// Navigate for the first time, and it's not cached.
EXPECT_FALSE(
NavigationResourceCached(GenURL("a.com", "/title1.html"), GURL(), false));
// The second time, it's cached.
EXPECT_TRUE(
NavigationResourceCached(GenURL("a.com", "/title1.html"), GURL(), false));
// Navigate to a.com/redirect_to_d which redirects to d.com/title1.html.
EXPECT_FALSE(NavigationResourceCached(GenURL("a.com", "/redirect_to_d"),
GenURL("d.com", "/title1.html"), GURL(),
false));
// Navigate to d.com directly. The main resource should be cached due to the
// earlier redirected navigation. Note that the HTTP cache doesn't deem the
// earlier navigation cross-site (for the purposes of calculating the cache
// key) since the navigation is browser-initiated.
EXPECT_TRUE(
NavigationResourceCached(GenURL("d.com", "/title1.html"), GURL(), false));
bool expect_first_subframe_navigation_cached;
switch (GetParam()) {
case SplitCacheTestCase::kEnabledTripleKeyed:
case SplitCacheTestCase::kEnabledTriplePlusCrossSiteMainFrameNavBool:
case SplitCacheTestCase::kEnabledTriplePlusMainFrameNavInitiator:
// The 'is-subframe-document-resource' boolean prevents this resource from
// sharing a cache partition with the earlier top-level navigation, even
// in cases where the initiator is same-origin with the page being loaded.
expect_first_subframe_navigation_cached = false;
break;
case SplitCacheTestCase::kEnabledTriplePlusNavInitiator:
// If the initiator is same-site with the resource being loaded then the
// subframe navigation can share a cache partition with the top-level
// navigation.
expect_first_subframe_navigation_cached = true;
break;
}
// Navigate to a subframe with the same top frame origin as in an earlier
// navigation and same url as already navigated to earlier in a main frame
// navigation.
EXPECT_FALSE(NavigationResourceCached(
GenURL("a.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/title1.html"),
expect_first_subframe_navigation_cached));
// page_with_iframe.html is not added to the cache due to the request not
// having a Max-Age header like the other requests and due to the embedded
// test server not correctly handling requests with the If-None-Match and ETag
// headers, but the a.com/title1.html subframe should have been. For more info
// see: https://crbug.com/360903556
EXPECT_FALSE(NavigationResourceCached(
GenURL("a.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/title1.html"), true));
// Navigate to the same subframe document from a different top frame origin.
// It should be a cache miss.
EXPECT_FALSE(NavigationResourceCached(
GenURL("b.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/title1.html"), false));
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
SubframeNavigationResources) {
// Navigate for the first time, and it's not cached.
NavigationResourceCached(
GenURL("a.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/title1.html"), false);
// The second time it should be a cache hit.
NavigationResourceCached(
GenURL("a.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/title1.html"), true);
// Navigate to the same subframe document from a different top frame origin.
// It should be a cache miss.
NavigationResourceCached(
GenURL("b.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/title1.html"), false);
// Navigate the subframe to a.com/redirect_to_d which redirects to
// d.com/title1.html.
NavigationResourceCached(
GenURL("a.com", "/navigation_controller/page_with_iframe.html"),
GenURL("a.com", "/redirect_to_d"), false);
// Navigate to d.com directly. The resource should be cached due to the
// earlier redirected navigation.
NavigationResourceCached(
GenURL("a.com", "/navigation_controller/page_with_iframe.html"),
GenURL("d.com", "/title1.html"), true);
}
// Tests that when a subresource URL which is same-site to the fetching frame
// is later used to create a subframe from the same top-level site, it should
// not be a cache hit (crbug.com/1135149).
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
SubframeNavigationResource) {
// main.com iframes 3p.com which fetches a subresource 3p.com/script with
// cache key (main.com, 3p.com, 3p.com/script). Then main.com iframes evil.com
// which iframes 3p.com/script. It should be a cache miss since the first time
// it was fetched as a subresource and second time as a subframe document
// resource.
// Fetch 3p.com/script from a 3p.com iframe, top-level site main.com.
TestResourceLoad(GenURL("main.com", "/title1.html") /* top-level frame */,
GenURL("3p.com", "/title1.html") /* subframe */);
// Create evil.com iframe inside top-level site main.com.
NavigationResourceCached(
GenURL("main.com", "/navigation_controller/page_with_iframe.html"),
GenURL("evil.com", "/title1.html"), false);
RenderFrameHostImpl* main_frame = static_cast<RenderFrameHostImpl*>(
shell()->web_contents()->GetPrimaryMainFrame());
EXPECT_EQ(1U, main_frame->frame_tree_node()->child_count());
// Observe network requests.
ResourceLoadObserver observer(shell());
// Now iframe 3p.com/script within evil.com.
GURL subframe_url = GenURL("3p.com", "/script");
EXPECT_TRUE(ExecJs(main_frame->frame_tree_node()->child_at(0),
GetSubframeScript(subframe_url)));
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
observer.WaitForResourceCompletion(subframe_url);
EXPECT_EQ(false, (*observer.GetResource(subframe_url))->was_cached);
}
// Tests that a cross-site navigation to a document that was previously loaded
// via top-level navigation doesn't use the cache, since doing so could enable
// cross-site leaks.
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
CrossSiteNavigation) {
// Do a top-level navigation to a document to add it to the cache.
EXPECT_FALSE(
NavigationResourceCached(GenURL("a.com", "/title1.html"), GURL(), false));
// Verify that the document did get added to the cache.
EXPECT_TRUE(
NavigationResourceCached(GenURL("a.com", "/title1.html"), GURL(), false));
// Navigate to a cross-site document that performs a client-side redirect to
// the document visited previously. Ensure that repeating this request results
// in a cache hit, and then try again with a different initiating site.
bool evil_com_initiator_first_navigation_result = NavigationRedirectCached(
GenURL("evil.com", "/title1.html"), GenURL("a.com", "/title1.html"));
EXPECT_TRUE(NavigationRedirectCached(GenURL("evil.com", "/title1.html"),
GenURL("a.com", "/title1.html")));
bool evil2_com_initiator_navigation_result = NavigationRedirectCached(
GenURL("evil2.com", "/title1.html"), GenURL("a.com", "/title1.html"));
switch (GetParam()) {
case SplitCacheTestCase::kEnabledTripleKeyed:
// If we aren't partitioning cross-site navigations then these should come
// from the cache.
EXPECT_TRUE(evil_com_initiator_first_navigation_result);
EXPECT_TRUE(evil2_com_initiator_navigation_result);
break;
case SplitCacheTestCase::kEnabledTriplePlusCrossSiteMainFrameNavBool:
// Using the cross-site navigation boolean, the first of these should not
// be in the cache because it's cross-site, but a subsequent cross-site
// navigation from a different initiator should result in a cache hit.
EXPECT_FALSE(evil_com_initiator_first_navigation_result);
EXPECT_TRUE(evil2_com_initiator_navigation_result);
break;
case SplitCacheTestCase::kEnabledTriplePlusMainFrameNavInitiator:
case SplitCacheTestCase::kEnabledTriplePlusNavInitiator:
// If we are keying on initiator then these two cross-site navigations
// should be in separate cache partitions.
EXPECT_FALSE(evil_com_initiator_first_navigation_result);
EXPECT_FALSE(evil2_com_initiator_navigation_result);
break;
}
}
// Tests that a cross-origin but same-site navigation to a document that was
// previously loaded via top-level navigation uses the cache.
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
CrossOriginSameSiteNavigation) {
// Do a top-level navigation to a document to add it to the cache.
EXPECT_FALSE(
NavigationResourceCached(GenURL("a.com", "/title1.html"), GURL(), false));
// Verify that the document did get added to the cache.
EXPECT_TRUE(
NavigationResourceCached(GenURL("a.com", "/title1.html"), GURL(), false));
// Navigate to a cross-site document that performs a client-side redirect to
// the document visited previously. Ensure that repeating this request results
// in a cache hit, and then try again with a different initiating site that is
// cross-origin but same-site.
bool a_example_com_initiator_first_navigation_result =
NavigationRedirectCached(GenURL("a.example.com", "/title1.html"),
GenURL("a.com", "/title1.html"));
EXPECT_TRUE(NavigationRedirectCached(GenURL("a.example.com", "/title1.html"),
GenURL("a.com", "/title1.html")));
bool b_example_com_initiator_navigation_result = NavigationRedirectCached(
GenURL("b.example.com", "/title1.html"), GenURL("a.com", "/title1.html"));
switch (GetParam()) {
case SplitCacheTestCase::kEnabledTripleKeyed:
// If we aren't partitioning cross-site navigations then these should come
// from the cache.
EXPECT_TRUE(a_example_com_initiator_first_navigation_result);
EXPECT_TRUE(b_example_com_initiator_navigation_result);
break;
case SplitCacheTestCase::kEnabledTriplePlusCrossSiteMainFrameNavBool:
// Using the cross-site navigation boolean, the first of these should not
// be in the cache because it's cross-site, but a subsequent cross-site
// navigation from a different initiator should result in a cache hit.
EXPECT_FALSE(a_example_com_initiator_first_navigation_result);
EXPECT_TRUE(b_example_com_initiator_navigation_result);
break;
case SplitCacheTestCase::kEnabledTriplePlusMainFrameNavInitiator:
case SplitCacheTestCase::kEnabledTriplePlusNavInitiator:
// If we are keying on initiator then these two cross-origin but same-site
// navigations should share a cache partition since the cache key
// incorporates the site instead of the origin.
EXPECT_FALSE(a_example_com_initiator_first_navigation_result);
EXPECT_TRUE(b_example_com_initiator_navigation_result);
break;
}
}
// This class invokes ComputeHttpCacheSize on the Network Context and
// waits for the callback to be invoked.
class SplitCacheComputeHttpCacheSize {
public:
SplitCacheComputeHttpCacheSize() = default;
~SplitCacheComputeHttpCacheSize() = default;
int64_t ComputeHttpCacheSize(BrowserContext* context,
base::Time start_time,
base::Time end_time) {
last_computed_cache_size_ = -1;
auto* network_context =
context->GetDefaultStoragePartition()->GetNetworkContext();
network::mojom::NetworkContext::ComputeHttpCacheSizeCallback size_callback =
base::BindOnce(
&SplitCacheComputeHttpCacheSize::ComputeCacheSizeCallback,
base::Unretained(this));
network_context->ComputeHttpCacheSize(start_time, end_time,
std::move(size_callback));
runloop_ = std::make_unique<base::RunLoop>();
runloop_->Run();
return last_computed_cache_size_;
}
void ComputeCacheSizeCallback(bool is_upper_bound, int64_t size) {
last_computed_cache_size_ = size;
runloop_->Quit();
}
SplitCacheComputeHttpCacheSize(const SplitCacheComputeHttpCacheSize&) =
delete;
SplitCacheComputeHttpCacheSize& operator=(
const SplitCacheComputeHttpCacheSize&) = delete;
private:
std::unique_ptr<base::RunLoop> runloop_;
int64_t last_computed_cache_size_ = -1;
};
// Tests that NotifyExternalCacheHit() has the correct value of
// is_subframe_document_resource by checking that the size of the http cache
// resources accessed after the resource is loaded from the blink cache is the
// same as before that.
// TODO(crbug.com/40164302): Test is flaky on Win.
#if BUILDFLAG(IS_WIN)
#define MAYBE_NotifyExternalCacheHitCheckSubframeBit \
DISABLED_NotifyExternalCacheHitCheckSubframeBit
#else
#define MAYBE_NotifyExternalCacheHitCheckSubframeBit \
NotifyExternalCacheHitCheckSubframeBit
#endif
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestEnabled,
MAYBE_NotifyExternalCacheHitCheckSubframeBit) {
ResourceLoadObserver observer(shell());
BrowserContext* context = shell()->web_contents()->GetBrowserContext();
std::unique_ptr<SplitCacheComputeHttpCacheSize> http_cache_size =
std::make_unique<SplitCacheComputeHttpCacheSize>();
// Since no resources are loaded yet, Http cache's size will be 0.
EXPECT_EQ(0, http_cache_size->ComputeHttpCacheSize(context, base::Time(),
base::Time::Max()));
// First fetch will populate the cache.
GURL page_url(
embedded_test_server()->GetURL("/page_with_cached_subresource.html"));
EXPECT_TRUE(NavigateToURL(shell(), page_url));
// Checking the size of resources should be >0 as resources have been loaded.
int64_t size1 = http_cache_size->ComputeHttpCacheSize(context, base::Time(),
base::Time::Max());
EXPECT_GT(size1, 0);
ASSERT_EQ(2U, observer.resource_load_entries().size());
EXPECT_TRUE(observer.memory_cached_loaded_urls().empty());
observer.Reset();
// Make sure time has moved forward from when the last entry was cached.
base::Time start = base::Time::Now();
while (start == base::Time::Now()) {
}
base::Time after_first = base::Time::Now();
// Loading again should serve the request out of the in-memory cache.
EXPECT_TRUE(NavigateToURL(shell(), page_url));
ASSERT_EQ(1U, observer.resource_load_entries().size());
ASSERT_EQ(1U, observer.memory_cached_loaded_urls().size());
// Loading from the in-memory cache also changes the last accessed time of
// those resources in the http cache. So if we check the size of resources
// accessed after the first load till now, it will be the same as before the
// 2nd navigation.
int64_t size2 = http_cache_size->ComputeHttpCacheSize(context, after_first,
base::Time::Max());
EXPECT_EQ(size1, size2);
}
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestPlzDedicatedWorker,
DedicatedWorkers) {
// Load 3p.com/script from a.com's worker. The first time it's loaded from the
// network and the second it's cached.
EXPECT_FALSE(TestResourceLoadFromDedicatedWorker(
GenURL("a.com", "/title1.html"), GenURL("a.com", "/worker.js")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorker(
GenURL("a.com", "/title1.html"), GenURL("a.com", "/worker.js")));
// Load 3p.com/script from a worker with a new top-frame origin. Due to split
// caching it's a cache miss.
EXPECT_FALSE(TestResourceLoadFromDedicatedWorker(
GenURL("b.com", "/title1.html"), GenURL("b.com", "/worker.js")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorker(
GenURL("b.com", "/title1.html"), GenURL("b.com", "/worker.js")));
// Load 3p.com/script from a nested worker with a new top-frame origin. Due to
// split caching it's a cache miss.
EXPECT_FALSE(TestResourceLoadFromDedicatedWorker(
GenURL("c.com", "/title1.html"),
GenURL("c.com", "/embedding_worker.js?c")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorker(
GenURL("c.com", "/title1.html"),
GenURL("c.com", "/embedding_worker.js?c")));
// Load 3p.com/script from a worker with a new top-frame origin and nested in
// a cross-origin iframe. Due to split caching it's a cache miss.
EXPECT_FALSE(TestResourceLoadFromDedicatedWorkerInIframe(
GenURL("d.com", "/title1.html"), GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorkerInIframe(
GenURL("d.com", "/title1.html"), GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
// Load 3p.com/script from a worker with a new top-frame origin and nested in
// a cross-origin iframe whose URL has previously been loaded.
EXPECT_FALSE(TestResourceLoadFromDedicatedWorkerInIframe(
GenURL("f.com", "/title1.html"), GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorkerInIframe(
GenURL("f.com", "/title1.html"), GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
}
// https://crbug.com/1218723 started flaking after Field Trial Testing Config
// was enabled for content_browsertests.
IN_PROC_BROWSER_TEST_P(SplitCacheContentBrowserTestPlzDedicatedWorker,
DISABLED_DedicatedWorkersScripts) {
// Load a.com's worker. The first time the worker script is loaded from the
// network and the second it's cached.
EXPECT_FALSE(DedicatedWorkerScriptCached(
GenURL("a.com", "/title1.html"), GURL(), GenURL("a.com", "/worker.js")));
EXPECT_TRUE(DedicatedWorkerScriptCached(
GenURL("a.com", "/title1.html"), GURL(), GenURL("a.com", "/worker.js")));
// Load a nested worker with a new top-frame origin. It's a cache miss for
// the embedding worker the first time, as it hasn't been loaded yet, and
// then the second time it's cached.
EXPECT_FALSE(
DedicatedWorkerScriptCached(GenURL("c.com", "/title1.html"), GURL(),
GenURL("c.com", "/embedding_worker.js?c")));
EXPECT_TRUE(
DedicatedWorkerScriptCached(GenURL("c.com", "/title1.html"), GURL(),
GenURL("c.com", "/embedding_worker.js?c")));
// Load a worker with a new top-frame origin and nested in a cross-origin
// iframe. It's a cache miss for the worker script the first time, then
// the second time it's cached.
EXPECT_FALSE(DedicatedWorkerScriptCached(GenURL("d.com", "/title1.html"),
GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
EXPECT_TRUE(DedicatedWorkerScriptCached(GenURL("d.com", "/title1.html"),
GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
// Load a worker with a new top-frame origin and nested in a cross-origin
// iframe whose URL has previously been loaded. Due to split caching it's a
// cache miss for the worker script the first time.
EXPECT_FALSE(DedicatedWorkerScriptCached(GenURL("f.com", "/title1.html"),
GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
EXPECT_TRUE(DedicatedWorkerScriptCached(GenURL("f.com", "/title1.html"),
GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
}
IN_PROC_BROWSER_TEST_F(SplitCacheContentBrowserTestDisabled, DedicatedWorkers) {
// Load 3p.com/script from a.com's worker. The first time it's loaded from the
// network and the second it's cached.
EXPECT_FALSE(TestResourceLoadFromDedicatedWorker(
GenURL("a.com", "/title1.html"), GenURL("a.com", "/worker.js")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorker(
GenURL("a.com", "/title1.html"), GenURL("a.com", "/worker.js")));
// Load 3p.com/script from b.com's worker. The cache isn't split by top-frame
// origin so the resource is already cached.
EXPECT_TRUE(TestResourceLoadFromDedicatedWorker(
GenURL("b.com", "/title1.html"), GenURL("b.com", "/worker.js")));
// Load 3p.com/script from a nested worker with a new top-frame origin. The
// cache isn't split by top-frame origin so the resource is already cached.
EXPECT_TRUE(TestResourceLoadFromDedicatedWorker(
GenURL("c.com", "/title1.html"),
GenURL("c.com", "/embedding_worker.js?c")));
// Load 3p.com/script from a worker with a new top-frame origin and nested in
// a cross-origin iframe. The cache isn't split by top-frame origin so the
// resource is already cached.
EXPECT_TRUE(TestResourceLoadFromDedicatedWorkerInIframe(
GenURL("d.com", "/title1.html"), GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
EXPECT_TRUE(TestResourceLoadFromDedicatedWorkerInIframe(
GenURL("f.com", "/title1.html"), GenURL("e.com", "/title1.html"),
GenURL("e.com", "/worker.js")));
}
INSTANTIATE_TEST_SUITE_P(All,
SplitCacheContentBrowserTestPlzDedicatedWorker,
::testing::Values(true, false));
class SplitCacheByIncludeCredentialsTest : public ContentBrowserTest {
public:
SplitCacheByIncludeCredentialsTest()
: https_server_(net::EmbeddedTestServer::TYPE_HTTPS) {
feature_list_.InitAndEnableFeature(
net::features::kSplitCacheByIncludeCredentials);
}
int cacheable_request_count() const { return cacheable_request_count_; }
net::EmbeddedTestServer* https_server() { return &https_server_; }
GURL CacheableUrl() { return https_server()->GetURL("b.test", "/cacheable"); }
void RequestAnonymous(Shell* shell) {
EXPECT_TRUE(ExecJs(shell, JsReplace(R"(
new Promise(resolve => {
const image = new Image();
image.src = $1;
image.crossOrigin = "anonymous";
image.onload = resolve;
document.body.appendChild(image);
});
)",
CacheableUrl())));
}
void RequestUseCredentials(Shell* shell) {
EXPECT_TRUE(ExecJs(shell, JsReplace(R"(
new Promise(resolve => {
const image = new Image();
image.src = $1;
image.crossOrigin = "use-credentials";
image.onload = resolve;
document.body.appendChild(image);
});
)",
CacheableUrl())));
}
private:
void SetUpOnMainThread() final {
ContentBrowserTest::SetUpOnMainThread();
cacheable_request_count_ = 0;
host_resolver()->AddRule("*", "127.0.0.1");
https_server()->SetSSLConfig(net::EmbeddedTestServer::CERT_TEST_NAMES);
https_server()->RegisterRequestHandler(
base::BindRepeating(&SplitCacheByIncludeCredentialsTest::RequestHandler,
base::Unretained(this)));
https_server()->ServeFilesFromSourceDirectory(GetTestDataFilePath());
net::test_server::RegisterDefaultHandlers(https_server());
SetupCrossSiteRedirector(https_server());
CHECK(https_server()->Start());
}
std::unique_ptr<net::test_server::HttpResponse> RequestHandler(
const net::test_server::HttpRequest& request) {
if (request.relative_url == "/cacheable") {
cacheable_request_count_++;
auto response = std::make_unique<net::test_server::BasicHttpResponse>();
response->set_content_type("image/svg+xml");
response->set_content("<svg xmlns=\"http://www.w3.org/2000/svg\"></svg>");
response->AddCustomHeader("Cache-Control", "max-age=3600");
response->AddCustomHeader("Cross-Origin-Resource-Policy", "cross-origin");
response->AddCustomHeader("Access-Control-Allow-Credentials", "true");
response->AddCustomHeader(
"Access-Control-Allow-Origin",
https_server()->GetOrigin("a.test").Serialize());
return response;
}
return nullptr;
}
base::test::ScopedFeatureList feature_list_;
net::EmbeddedTestServer https_server_;
// Initialized and read from the UI thread. Written from the |https_server_|.
std::atomic<int> cacheable_request_count_;
};
// Note: Compared to .DifferentProcess and .DifferentProcessVariant, this test
// emits requests from the same renderer process. This is useful for checking
// the behavior of blink's memory cache instead of the HTTP cache.
IN_PROC_BROWSER_TEST_F(SplitCacheByIncludeCredentialsTest, SameProcess) {
GURL page_url(https_server()->GetURL("a.test", "/empty.html"));
EXPECT_TRUE(NavigateToURL(shell(), page_url));
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
EXPECT_EQ(0, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(1, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(1, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(2, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(2, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(2, cacheable_request_count());
}
IN_PROC_BROWSER_TEST_F(SplitCacheByIncludeCredentialsTest, SameProcessVariant) {
GURL page_url(https_server()->GetURL("a.test", "/empty.html"));
EXPECT_TRUE(NavigateToURL(shell(), page_url));
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
EXPECT_EQ(0, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(1, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(1, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(2, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(2, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(2, cacheable_request_count());
}
// Note: Compared to .SameProcess and .SameProcessVariant, this test emits
// requests from two different renderer process. This is useful for checking the
// behavior of the HTTP cache instead of blink's memory cache.
//
// COOP+COEP are used to get two same-origin documents loaded from different
// renderer process. This avoids interferences from
// SplitCacheByNetworkIsolationKey.
IN_PROC_BROWSER_TEST_F(SplitCacheByIncludeCredentialsTest, DifferentProcess) {
GURL page_1_url(https_server()->GetURL("a.test", "/empty.html"));
EXPECT_TRUE(NavigateToURL(shell(), page_1_url));
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
GURL page_2_url =
https_server()->GetURL("a.test",
"/set-header?"
"Cross-Origin-Opener-Policy: same-origin&"
"Cross-Origin-Embedder-Policy: require-corp");
ShellAddedObserver shell_observer;
EXPECT_TRUE(ExecJs(shell(), JsReplace("window.open($1)", page_2_url)));
Shell* new_shell = shell_observer.GetShell();
EXPECT_TRUE(WaitForLoadStop(new_shell->web_contents()));
EXPECT_NE(static_cast<WebContentsImpl*>(shell()->web_contents())
->GetPrimaryMainFrame()
->GetProcess(),
static_cast<WebContentsImpl*>(new_shell->web_contents())
->GetPrimaryMainFrame()
->GetProcess());
EXPECT_EQ(0, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(1, cacheable_request_count());
RequestAnonymous(new_shell);
EXPECT_EQ(1, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(2, cacheable_request_count());
RequestUseCredentials(new_shell);
EXPECT_EQ(2, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(2, cacheable_request_count());
}
IN_PROC_BROWSER_TEST_F(SplitCacheByIncludeCredentialsTest,
DifferentProcessVariant) {
GURL page_1_url(https_server()->GetURL("a.test", "/empty.html"));
EXPECT_TRUE(NavigateToURL(shell(), page_1_url));
EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
GURL page_2_url =
https_server()->GetURL("a.test",
"/set-header?"
"Cross-Origin-Opener-Policy: same-origin&"
"Cross-Origin-Embedder-Policy: require-corp");
ShellAddedObserver shell_observer;
EXPECT_TRUE(ExecJs(shell(), JsReplace("window.open($1)", page_2_url)));
Shell* new_shell = shell_observer.GetShell();
EXPECT_TRUE(WaitForLoadStop(new_shell->web_contents()));
EXPECT_NE(static_cast<WebContentsImpl*>(shell()->web_contents())
->GetPrimaryMainFrame()
->GetProcess(),
static_cast<WebContentsImpl*>(new_shell->web_contents())
->GetPrimaryMainFrame()
->GetProcess());
EXPECT_EQ(0, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(1, cacheable_request_count());
RequestUseCredentials(new_shell);
EXPECT_EQ(1, cacheable_request_count());
RequestAnonymous(shell());
EXPECT_EQ(2, cacheable_request_count());
RequestAnonymous(new_shell);
EXPECT_EQ(2, cacheable_request_count());
RequestUseCredentials(shell());
EXPECT_EQ(2, cacheable_request_count());
}
} // namespace
} // namespace content