Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(176)

Side by Side Diff: sync/sessions/nudge_tracker_unittest.cc

Issue 2130453004: [Sync] Move //sync to //components/sync. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase. Created 4 years, 4 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « sync/sessions/nudge_tracker.cc ('k') | sync/sessions/status_controller.h » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
(Empty)
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 "sync/sessions/nudge_tracker.h"
6
7 #include <stddef.h>
8 #include <stdint.h>
9 #include <string>
10 #include <utility>
11 #include <vector>
12
13 #include "base/message_loop/message_loop.h"
14 #include "base/run_loop.h"
15 #include "sync/internal_api/public/base/model_type_test_util.h"
16 #include "sync/test/mock_invalidation.h"
17 #include "sync/test/mock_invalidation_tracker.h"
18 #include "sync/test/trackable_mock_invalidation.h"
19 #include "testing/gtest/include/gtest/gtest.h"
20
21 namespace syncer {
22
23 namespace {
24
25 testing::AssertionResult ModelTypeSetEquals(ModelTypeSet a, ModelTypeSet b) {
26 if (a == b) {
27 return testing::AssertionSuccess();
28 } else {
29 return testing::AssertionFailure()
30 << "Left side " << ModelTypeSetToString(a)
31 << ", does not match rigth side: " << ModelTypeSetToString(b);
32 }
33 }
34
35 } // namespace
36
37 namespace sessions {
38
39 class NudgeTrackerTest : public ::testing::Test {
40 public:
41 NudgeTrackerTest() {
42 SetInvalidationsInSync();
43 }
44
45 static size_t GetHintBufferSize() {
46 // Assumes that no test has adjusted this size.
47 return NudgeTracker::kDefaultMaxPayloadsPerType;
48 }
49
50 bool InvalidationsOutOfSync() const {
51 // We don't currently track invalidations out of sync on a per-type basis.
52 sync_pb::GetUpdateTriggers gu_trigger;
53 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
54 return gu_trigger.invalidations_out_of_sync();
55 }
56
57 int ProtoLocallyModifiedCount(ModelType type) const {
58 sync_pb::GetUpdateTriggers gu_trigger;
59 nudge_tracker_.FillProtoMessage(type, &gu_trigger);
60 return gu_trigger.local_modification_nudges();
61 }
62
63 int ProtoRefreshRequestedCount(ModelType type) const {
64 sync_pb::GetUpdateTriggers gu_trigger;
65 nudge_tracker_.FillProtoMessage(type, &gu_trigger);
66 return gu_trigger.datatype_refresh_nudges();
67 }
68
69 void SetInvalidationsInSync() {
70 nudge_tracker_.OnInvalidationsEnabled();
71 nudge_tracker_.RecordSuccessfulSyncCycle();
72 }
73
74 std::unique_ptr<InvalidationInterface> BuildInvalidation(
75 int64_t version,
76 const std::string& payload) {
77 return MockInvalidation::Build(version, payload);
78 }
79
80 static std::unique_ptr<InvalidationInterface>
81 BuildUnknownVersionInvalidation() {
82 return MockInvalidation::BuildUnknownVersion();
83 }
84
85 protected:
86 NudgeTracker nudge_tracker_;
87 };
88
89 // Exercise an empty NudgeTracker.
90 // Use with valgrind to detect uninitialized members.
91 TEST_F(NudgeTrackerTest, EmptyNudgeTracker) {
92 // Now we're at the normal, "idle" state.
93 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
94 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
95 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::UNKNOWN,
96 nudge_tracker_.GetLegacySource());
97
98 sync_pb::GetUpdateTriggers gu_trigger;
99 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
100
101 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::UNKNOWN,
102 nudge_tracker_.GetLegacySource());
103 }
104
105 // Verify that nudges override each other based on a priority order.
106 // RETRY < LOCAL < DATATYPE_REFRESH < NOTIFICATION
107 TEST_F(NudgeTrackerTest, SourcePriorities) {
108 // Start with a retry request.
109 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(1234);
110 const base::TimeTicks t1 = t0 + base::TimeDelta::FromSeconds(10);
111 nudge_tracker_.SetNextRetryTime(t0);
112 nudge_tracker_.SetSyncCycleStartTime(t1);
113 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::RETRY,
114 nudge_tracker_.GetLegacySource());
115
116 // Track a local nudge.
117 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS));
118 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::LOCAL,
119 nudge_tracker_.GetLegacySource());
120
121 // A refresh request will override it.
122 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(TYPED_URLS));
123 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::DATATYPE_REFRESH,
124 nudge_tracker_.GetLegacySource());
125
126 // Another local nudge will not be enough to change it.
127 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS));
128 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::DATATYPE_REFRESH,
129 nudge_tracker_.GetLegacySource());
130
131 // An invalidation will override the refresh request source.
132 nudge_tracker_.RecordRemoteInvalidation(PREFERENCES,
133 BuildInvalidation(1, "hint"));
134 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::NOTIFICATION,
135 nudge_tracker_.GetLegacySource());
136
137 // Neither local nudges nor refresh requests will override it.
138 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS));
139 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::NOTIFICATION,
140 nudge_tracker_.GetLegacySource());
141 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(TYPED_URLS));
142 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::NOTIFICATION,
143 nudge_tracker_.GetLegacySource());
144 }
145
146 TEST_F(NudgeTrackerTest, SourcePriority_InitialSyncRequest) {
147 nudge_tracker_.RecordInitialSyncRequired(BOOKMARKS);
148
149 // For lack of a better source, we describe an initial sync request as having
150 // source DATATYPE_REFRESH.
151 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::DATATYPE_REFRESH,
152 nudge_tracker_.GetLegacySource());
153
154 // This should never happen in practice. But, if it did, we'd want the
155 // initial sync required to keep the source set to DATATYPE_REFRESH.
156 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS));
157 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::DATATYPE_REFRESH,
158 nudge_tracker_.GetLegacySource());
159
160 // It should be safe to let NOTIFICATIONs override it.
161 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
162 BuildInvalidation(1, "hint"));
163 EXPECT_EQ(sync_pb::GetUpdatesCallerInfo::NOTIFICATION,
164 nudge_tracker_.GetLegacySource());
165 }
166
167 // Verifies the management of invalidation hints and GU trigger fields.
168 TEST_F(NudgeTrackerTest, HintCoalescing) {
169 // Easy case: record one hint.
170 {
171 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
172 BuildInvalidation(1, "bm_hint_1"));
173
174 sync_pb::GetUpdateTriggers gu_trigger;
175 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
176 ASSERT_EQ(1, gu_trigger.notification_hint_size());
177 EXPECT_EQ("bm_hint_1", gu_trigger.notification_hint(0));
178 EXPECT_FALSE(gu_trigger.client_dropped_hints());
179 }
180
181 // Record a second hint for the same type.
182 {
183 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
184 BuildInvalidation(2, "bm_hint_2"));
185
186 sync_pb::GetUpdateTriggers gu_trigger;
187 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
188 ASSERT_EQ(2, gu_trigger.notification_hint_size());
189
190 // Expect the most hint recent is last in the list.
191 EXPECT_EQ("bm_hint_1", gu_trigger.notification_hint(0));
192 EXPECT_EQ("bm_hint_2", gu_trigger.notification_hint(1));
193 EXPECT_FALSE(gu_trigger.client_dropped_hints());
194 }
195
196 // Record a hint for a different type.
197 {
198 nudge_tracker_.RecordRemoteInvalidation(PASSWORDS,
199 BuildInvalidation(1, "pw_hint_1"));
200
201 // Re-verify the bookmarks to make sure they're unaffected.
202 sync_pb::GetUpdateTriggers bm_gu_trigger;
203 nudge_tracker_.FillProtoMessage(BOOKMARKS, &bm_gu_trigger);
204 ASSERT_EQ(2, bm_gu_trigger.notification_hint_size());
205 EXPECT_EQ("bm_hint_1", bm_gu_trigger.notification_hint(0));
206 EXPECT_EQ("bm_hint_2",
207 bm_gu_trigger.notification_hint(1)); // most recent last.
208 EXPECT_FALSE(bm_gu_trigger.client_dropped_hints());
209
210 // Verify the new type, too.
211 sync_pb::GetUpdateTriggers pw_gu_trigger;
212 nudge_tracker_.FillProtoMessage(PASSWORDS, &pw_gu_trigger);
213 ASSERT_EQ(1, pw_gu_trigger.notification_hint_size());
214 EXPECT_EQ("pw_hint_1", pw_gu_trigger.notification_hint(0));
215 EXPECT_FALSE(pw_gu_trigger.client_dropped_hints());
216 }
217 }
218
219 // Test the dropping of invalidation hints. Receives invalidations one by one.
220 TEST_F(NudgeTrackerTest, DropHintsLocally_OneAtATime) {
221 for (size_t i = 0; i < GetHintBufferSize(); ++i) {
222 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
223 BuildInvalidation(i, "hint"));
224 }
225 {
226 sync_pb::GetUpdateTriggers gu_trigger;
227 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
228 EXPECT_EQ(GetHintBufferSize(),
229 static_cast<size_t>(gu_trigger.notification_hint_size()));
230 EXPECT_FALSE(gu_trigger.client_dropped_hints());
231 }
232
233 // Force an overflow.
234 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
235 BuildInvalidation(1000, "new_hint"));
236
237 {
238 sync_pb::GetUpdateTriggers gu_trigger;
239 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
240 EXPECT_TRUE(gu_trigger.client_dropped_hints());
241 ASSERT_EQ(GetHintBufferSize(),
242 static_cast<size_t>(gu_trigger.notification_hint_size()));
243
244 // Verify the newest hint was not dropped and is the last in the list.
245 EXPECT_EQ("new_hint", gu_trigger.notification_hint(GetHintBufferSize()-1));
246
247 // Verify the oldest hint, too.
248 EXPECT_EQ("hint", gu_trigger.notification_hint(0));
249 }
250 }
251
252 // Tests the receipt of 'unknown version' invalidations.
253 TEST_F(NudgeTrackerTest, DropHintsAtServer_Alone) {
254 // Record the unknown version invalidation.
255 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
256 BuildUnknownVersionInvalidation());
257 {
258 sync_pb::GetUpdateTriggers gu_trigger;
259 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
260 EXPECT_TRUE(gu_trigger.server_dropped_hints());
261 EXPECT_FALSE(gu_trigger.client_dropped_hints());
262 ASSERT_EQ(0, gu_trigger.notification_hint_size());
263 }
264
265 // Clear status then verify.
266 nudge_tracker_.RecordSuccessfulSyncCycle();
267 {
268 sync_pb::GetUpdateTriggers gu_trigger;
269 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
270 EXPECT_FALSE(gu_trigger.client_dropped_hints());
271 EXPECT_FALSE(gu_trigger.server_dropped_hints());
272 ASSERT_EQ(0, gu_trigger.notification_hint_size());
273 }
274 }
275
276 // Tests the receipt of 'unknown version' invalidations. This test also
277 // includes a known version invalidation to mix things up a bit.
278 TEST_F(NudgeTrackerTest, DropHintsAtServer_WithOtherInvalidations) {
279 // Record the two invalidations, one with unknown version, the other known.
280 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
281 BuildUnknownVersionInvalidation());
282 nudge_tracker_.RecordRemoteInvalidation(BOOKMARKS,
283 BuildInvalidation(10, "hint"));
284
285 {
286 sync_pb::GetUpdateTriggers gu_trigger;
287 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
288 EXPECT_TRUE(gu_trigger.server_dropped_hints());
289 EXPECT_FALSE(gu_trigger.client_dropped_hints());
290 ASSERT_EQ(1, gu_trigger.notification_hint_size());
291 EXPECT_EQ("hint", gu_trigger.notification_hint(0));
292 }
293
294 // Clear status then verify.
295 nudge_tracker_.RecordSuccessfulSyncCycle();
296 {
297 sync_pb::GetUpdateTriggers gu_trigger;
298 nudge_tracker_.FillProtoMessage(BOOKMARKS, &gu_trigger);
299 EXPECT_FALSE(gu_trigger.client_dropped_hints());
300 EXPECT_FALSE(gu_trigger.server_dropped_hints());
301 ASSERT_EQ(0, gu_trigger.notification_hint_size());
302 }
303 }
304
305 // Checks the behaviour of the invalidations-out-of-sync flag.
306 TEST_F(NudgeTrackerTest, EnableDisableInvalidations) {
307 // Start with invalidations offline.
308 nudge_tracker_.OnInvalidationsDisabled();
309 EXPECT_TRUE(InvalidationsOutOfSync());
310 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
311
312 // Simply enabling invalidations does not bring us back into sync.
313 nudge_tracker_.OnInvalidationsEnabled();
314 EXPECT_TRUE(InvalidationsOutOfSync());
315 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
316
317 // We must successfully complete a sync cycle while invalidations are enabled
318 // to be sure that we're in sync.
319 nudge_tracker_.RecordSuccessfulSyncCycle();
320 EXPECT_FALSE(InvalidationsOutOfSync());
321 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
322
323 // If the invalidator malfunctions, we go become unsynced again.
324 nudge_tracker_.OnInvalidationsDisabled();
325 EXPECT_TRUE(InvalidationsOutOfSync());
326 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
327
328 // A sync cycle while invalidations are disabled won't reset the flag.
329 nudge_tracker_.RecordSuccessfulSyncCycle();
330 EXPECT_TRUE(InvalidationsOutOfSync());
331 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
332
333 // Nor will the re-enabling of invalidations be sufficient, even now that
334 // we've had a successful sync cycle.
335 nudge_tracker_.RecordSuccessfulSyncCycle();
336 EXPECT_TRUE(InvalidationsOutOfSync());
337 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
338 }
339
340 // Tests that locally modified types are correctly written out to the
341 // GetUpdateTriggers proto.
342 TEST_F(NudgeTrackerTest, WriteLocallyModifiedTypesToProto) {
343 // Should not be locally modified by default.
344 EXPECT_EQ(0, ProtoLocallyModifiedCount(PREFERENCES));
345
346 // Record a local bookmark change. Verify it was registered correctly.
347 nudge_tracker_.RecordLocalChange(ModelTypeSet(PREFERENCES));
348 EXPECT_EQ(1, ProtoLocallyModifiedCount(PREFERENCES));
349
350 // Record a successful sync cycle. Verify the count is cleared.
351 nudge_tracker_.RecordSuccessfulSyncCycle();
352 EXPECT_EQ(0, ProtoLocallyModifiedCount(PREFERENCES));
353 }
354
355 // Tests that refresh requested types are correctly written out to the
356 // GetUpdateTriggers proto.
357 TEST_F(NudgeTrackerTest, WriteRefreshRequestedTypesToProto) {
358 // There should be no refresh requested by default.
359 EXPECT_EQ(0, ProtoRefreshRequestedCount(SESSIONS));
360
361 // Record a local refresh request. Verify it was registered correctly.
362 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(SESSIONS));
363 EXPECT_EQ(1, ProtoRefreshRequestedCount(SESSIONS));
364
365 // Record a successful sync cycle. Verify the count is cleared.
366 nudge_tracker_.RecordSuccessfulSyncCycle();
367 EXPECT_EQ(0, ProtoRefreshRequestedCount(SESSIONS));
368 }
369
370 // Basic tests for the IsSyncRequired() flag.
371 TEST_F(NudgeTrackerTest, IsSyncRequired) {
372 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
373
374 // Initial sync request.
375 nudge_tracker_.RecordInitialSyncRequired(BOOKMARKS);
376 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
377 nudge_tracker_.RecordSuccessfulSyncCycle();
378 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
379
380 // Sync request for resolve conflict.
381 nudge_tracker_.RecordCommitConflict(BOOKMARKS);
382 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
383 nudge_tracker_.RecordSuccessfulSyncCycle();
384 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
385
386 // Local changes.
387 nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS));
388 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
389 nudge_tracker_.RecordSuccessfulSyncCycle();
390 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
391
392 // Refresh requests.
393 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(SESSIONS));
394 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
395 nudge_tracker_.RecordSuccessfulSyncCycle();
396 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
397
398 // Invalidations.
399 nudge_tracker_.RecordRemoteInvalidation(PREFERENCES,
400 BuildInvalidation(1, "hint"));
401 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
402 nudge_tracker_.RecordSuccessfulSyncCycle();
403 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
404 }
405
406 // Basic tests for the IsGetUpdatesRequired() flag.
407 TEST_F(NudgeTrackerTest, IsGetUpdatesRequired) {
408 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
409
410 // Initial sync request.
411 nudge_tracker_.RecordInitialSyncRequired(BOOKMARKS);
412 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
413 nudge_tracker_.RecordSuccessfulSyncCycle();
414 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
415
416 // Local changes.
417 nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS));
418 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
419 nudge_tracker_.RecordSuccessfulSyncCycle();
420 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
421
422 // Refresh requests.
423 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(SESSIONS));
424 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
425 nudge_tracker_.RecordSuccessfulSyncCycle();
426 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
427
428 // Invalidations.
429 nudge_tracker_.RecordRemoteInvalidation(PREFERENCES,
430 BuildInvalidation(1, "hint"));
431 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
432 nudge_tracker_.RecordSuccessfulSyncCycle();
433 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
434 }
435
436 // Test IsSyncRequired() responds correctly to data type throttling.
437 TEST_F(NudgeTrackerTest, IsSyncRequired_Throttling) {
438 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(1234);
439 const base::TimeDelta throttle_length = base::TimeDelta::FromMinutes(10);
440 const base::TimeTicks t1 = t0 + throttle_length;
441
442 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
443
444 // A local change to sessions enables the flag.
445 nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS));
446 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
447
448 // But the throttling of sessions unsets it.
449 nudge_tracker_.SetTypesThrottledUntil(ModelTypeSet(SESSIONS),
450 throttle_length,
451 t0);
452 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
453
454 // A refresh request for bookmarks means we have reason to sync again.
455 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(BOOKMARKS));
456 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
457
458 // A successful sync cycle means we took care of bookmarks.
459 nudge_tracker_.RecordSuccessfulSyncCycle();
460 EXPECT_FALSE(nudge_tracker_.IsSyncRequired());
461
462 // But we still haven't dealt with sessions. We'll need to remember
463 // that sessions are out of sync and re-enable the flag when their
464 // throttling interval expires.
465 nudge_tracker_.UpdateTypeThrottlingState(t1);
466 EXPECT_FALSE(nudge_tracker_.IsTypeThrottled(SESSIONS));
467 EXPECT_TRUE(nudge_tracker_.IsSyncRequired());
468 }
469
470 // Test IsGetUpdatesRequired() responds correctly to data type throttling.
471 TEST_F(NudgeTrackerTest, IsGetUpdatesRequired_Throttling) {
472 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(1234);
473 const base::TimeDelta throttle_length = base::TimeDelta::FromMinutes(10);
474 const base::TimeTicks t1 = t0 + throttle_length;
475
476 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
477
478 // A refresh request to sessions enables the flag.
479 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(SESSIONS));
480 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
481
482 // But the throttling of sessions unsets it.
483 nudge_tracker_.SetTypesThrottledUntil(ModelTypeSet(SESSIONS),
484 throttle_length,
485 t0);
486 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
487
488 // A refresh request for bookmarks means we have reason to sync again.
489 nudge_tracker_.RecordLocalRefreshRequest(ModelTypeSet(BOOKMARKS));
490 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
491
492 // A successful sync cycle means we took care of bookmarks.
493 nudge_tracker_.RecordSuccessfulSyncCycle();
494 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
495
496 // But we still haven't dealt with sessions. We'll need to remember
497 // that sessions are out of sync and re-enable the flag when their
498 // throttling interval expires.
499 nudge_tracker_.UpdateTypeThrottlingState(t1);
500 EXPECT_FALSE(nudge_tracker_.IsTypeThrottled(SESSIONS));
501 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
502 }
503
504 // Tests throttling-related getter functions when no types are throttled.
505 TEST_F(NudgeTrackerTest, NoTypesThrottled) {
506 EXPECT_FALSE(nudge_tracker_.IsAnyTypeThrottled());
507 EXPECT_FALSE(nudge_tracker_.IsTypeThrottled(SESSIONS));
508 EXPECT_TRUE(nudge_tracker_.GetThrottledTypes().Empty());
509 }
510
511 // Tests throttling-related getter functions when some types are throttled.
512 TEST_F(NudgeTrackerTest, ThrottleAndUnthrottle) {
513 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(1234);
514 const base::TimeDelta throttle_length = base::TimeDelta::FromMinutes(10);
515 const base::TimeTicks t1 = t0 + throttle_length;
516
517 nudge_tracker_.SetTypesThrottledUntil(ModelTypeSet(SESSIONS, PREFERENCES),
518 throttle_length,
519 t0);
520
521 EXPECT_TRUE(nudge_tracker_.IsAnyTypeThrottled());
522 EXPECT_TRUE(nudge_tracker_.IsTypeThrottled(SESSIONS));
523 EXPECT_TRUE(nudge_tracker_.IsTypeThrottled(PREFERENCES));
524 EXPECT_FALSE(nudge_tracker_.GetThrottledTypes().Empty());
525 EXPECT_EQ(throttle_length, nudge_tracker_.GetTimeUntilNextUnthrottle(t0));
526
527 nudge_tracker_.UpdateTypeThrottlingState(t1);
528
529 EXPECT_FALSE(nudge_tracker_.IsAnyTypeThrottled());
530 EXPECT_FALSE(nudge_tracker_.IsTypeThrottled(SESSIONS));
531 EXPECT_TRUE(nudge_tracker_.GetThrottledTypes().Empty());
532 }
533
534 TEST_F(NudgeTrackerTest, OverlappingThrottleIntervals) {
535 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(1234);
536 const base::TimeDelta throttle1_length = base::TimeDelta::FromMinutes(10);
537 const base::TimeDelta throttle2_length = base::TimeDelta::FromMinutes(20);
538 const base::TimeTicks t1 = t0 + throttle1_length;
539 const base::TimeTicks t2 = t0 + throttle2_length;
540
541 // Setup the longer of two intervals.
542 nudge_tracker_.SetTypesThrottledUntil(ModelTypeSet(SESSIONS, PREFERENCES),
543 throttle2_length,
544 t0);
545 EXPECT_TRUE(ModelTypeSetEquals(
546 ModelTypeSet(SESSIONS, PREFERENCES),
547 nudge_tracker_.GetThrottledTypes()));
548 EXPECT_EQ(throttle2_length,
549 nudge_tracker_.GetTimeUntilNextUnthrottle(t0));
550
551 // Setup the shorter interval.
552 nudge_tracker_.SetTypesThrottledUntil(ModelTypeSet(SESSIONS, BOOKMARKS),
553 throttle1_length,
554 t0);
555 EXPECT_TRUE(ModelTypeSetEquals(
556 ModelTypeSet(SESSIONS, PREFERENCES, BOOKMARKS),
557 nudge_tracker_.GetThrottledTypes()));
558 EXPECT_EQ(throttle1_length,
559 nudge_tracker_.GetTimeUntilNextUnthrottle(t0));
560
561 // Expire the first interval.
562 nudge_tracker_.UpdateTypeThrottlingState(t1);
563
564 // SESSIONS appeared in both intervals. We expect it will be throttled for
565 // the longer of the two, so it's still throttled at time t1.
566 EXPECT_TRUE(ModelTypeSetEquals(
567 ModelTypeSet(SESSIONS, PREFERENCES),
568 nudge_tracker_.GetThrottledTypes()));
569 EXPECT_EQ(throttle2_length - throttle1_length,
570 nudge_tracker_.GetTimeUntilNextUnthrottle(t1));
571
572 // Expire the second interval.
573 nudge_tracker_.UpdateTypeThrottlingState(t2);
574 EXPECT_TRUE(nudge_tracker_.GetThrottledTypes().Empty());
575 }
576
577 TEST_F(NudgeTrackerTest, Retry) {
578 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(12345);
579 const base::TimeTicks t3 = t0 + base::TimeDelta::FromSeconds(3);
580 const base::TimeTicks t4 = t0 + base::TimeDelta::FromSeconds(4);
581
582 // Set retry for t3.
583 nudge_tracker_.SetNextRetryTime(t3);
584
585 // Not due yet at t0.
586 nudge_tracker_.SetSyncCycleStartTime(t0);
587 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
588 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
589
590 // Successful sync cycle at t0 changes nothing.
591 nudge_tracker_.RecordSuccessfulSyncCycle();
592 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
593 EXPECT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
594
595 // At t4, the retry becomes due.
596 nudge_tracker_.SetSyncCycleStartTime(t4);
597 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
598 EXPECT_TRUE(nudge_tracker_.IsGetUpdatesRequired());
599
600 // A sync cycle unsets the flag.
601 nudge_tracker_.RecordSuccessfulSyncCycle();
602 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
603
604 // It's still unset at the start of the next sync cycle.
605 nudge_tracker_.SetSyncCycleStartTime(t4);
606 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
607 }
608
609 // Test a mid-cycle update when IsRetryRequired() was true before the cycle
610 // began.
611 TEST_F(NudgeTrackerTest, IsRetryRequired_MidCycleUpdate1) {
612 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(12345);
613 const base::TimeTicks t1 = t0 + base::TimeDelta::FromSeconds(1);
614 const base::TimeTicks t2 = t0 + base::TimeDelta::FromSeconds(2);
615 const base::TimeTicks t5 = t0 + base::TimeDelta::FromSeconds(5);
616 const base::TimeTicks t6 = t0 + base::TimeDelta::FromSeconds(6);
617
618 nudge_tracker_.SetNextRetryTime(t0);
619 nudge_tracker_.SetSyncCycleStartTime(t1);
620
621 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
622
623 // Pretend that we were updated mid-cycle. SetSyncCycleStartTime is
624 // called only at the start of the sync cycle, so don't call it here.
625 // The update should have no effect on IsRetryRequired().
626 nudge_tracker_.SetNextRetryTime(t5);
627
628 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
629
630 // Verify that the successful sync cycle clears the flag.
631 nudge_tracker_.RecordSuccessfulSyncCycle();
632 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
633
634 // Verify expecations around the new retry time.
635 nudge_tracker_.SetSyncCycleStartTime(t2);
636 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
637
638 nudge_tracker_.SetSyncCycleStartTime(t6);
639 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
640 }
641
642 // Test a mid-cycle update when IsRetryRequired() was false before the cycle
643 // began.
644 TEST_F(NudgeTrackerTest, IsRetryRequired_MidCycleUpdate2) {
645 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(12345);
646 const base::TimeTicks t1 = t0 + base::TimeDelta::FromSeconds(1);
647 const base::TimeTicks t3 = t0 + base::TimeDelta::FromSeconds(3);
648 const base::TimeTicks t5 = t0 + base::TimeDelta::FromSeconds(5);
649 const base::TimeTicks t6 = t0 + base::TimeDelta::FromSeconds(6);
650
651 // Schedule a future retry, and a nudge unrelated to it.
652 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS));
653 nudge_tracker_.SetNextRetryTime(t1);
654 nudge_tracker_.SetSyncCycleStartTime(t0);
655 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
656
657 // Pretend this happened in mid-cycle. This should have no effect on
658 // IsRetryRequired().
659 nudge_tracker_.SetNextRetryTime(t5);
660 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
661
662 // The cycle succeeded.
663 nudge_tracker_.RecordSuccessfulSyncCycle();
664
665 // The time t3 is greater than the GU retry time scheduled at the beginning of
666 // the test, but later than the retry time that overwrote it during the
667 // pretend 'sync cycle'.
668 nudge_tracker_.SetSyncCycleStartTime(t3);
669 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
670
671 // Finally, the retry established during the sync cycle becomes due.
672 nudge_tracker_.SetSyncCycleStartTime(t6);
673 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
674 }
675
676 // Simulate the case where a sync cycle fails.
677 TEST_F(NudgeTrackerTest, IsRetryRequired_FailedCycle) {
678 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(12345);
679 const base::TimeTicks t1 = t0 + base::TimeDelta::FromSeconds(1);
680 const base::TimeTicks t2 = t0 + base::TimeDelta::FromSeconds(2);
681
682 nudge_tracker_.SetNextRetryTime(t0);
683 nudge_tracker_.SetSyncCycleStartTime(t1);
684 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
685
686 // The nudge tracker receives no notifications for a failed sync cycle.
687 // Pretend one happened here.
688 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
689
690 // Think of this as the retry cycle.
691 nudge_tracker_.SetSyncCycleStartTime(t2);
692 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
693
694 // The second cycle is a success.
695 nudge_tracker_.RecordSuccessfulSyncCycle();
696 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
697 }
698
699 // Simulate a partially failed sync cycle. The callback to update the GU retry
700 // was invoked, but the sync cycle did not complete successfully.
701 TEST_F(NudgeTrackerTest, IsRetryRequired_FailedCycleIncludesUpdate) {
702 const base::TimeTicks t0 = base::TimeTicks::FromInternalValue(12345);
703 const base::TimeTicks t1 = t0 + base::TimeDelta::FromSeconds(1);
704 const base::TimeTicks t3 = t0 + base::TimeDelta::FromSeconds(3);
705 const base::TimeTicks t4 = t0 + base::TimeDelta::FromSeconds(4);
706 const base::TimeTicks t5 = t0 + base::TimeDelta::FromSeconds(5);
707 const base::TimeTicks t6 = t0 + base::TimeDelta::FromSeconds(6);
708
709 nudge_tracker_.SetNextRetryTime(t0);
710 nudge_tracker_.SetSyncCycleStartTime(t1);
711 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
712
713 // The cycle is in progress. A new GU Retry time is received.
714 // The flag is not because this cycle is still in progress.
715 nudge_tracker_.SetNextRetryTime(t5);
716 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
717
718 // The nudge tracker receives no notifications for a failed sync cycle.
719 // Pretend the cycle failed here.
720
721 // The next sync cycle starts. The new GU time has not taken effect by this
722 // time, but the NudgeTracker hasn't forgotten that we have not yet serviced
723 // the retry from the previous cycle.
724 nudge_tracker_.SetSyncCycleStartTime(t3);
725 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
726
727 // It succeeds. The retry time is not updated, so it should remain at t5.
728 nudge_tracker_.RecordSuccessfulSyncCycle();
729
730 // Another sync cycle. This one is still before the scheduled retry. It does
731 // not change the scheduled retry time.
732 nudge_tracker_.SetSyncCycleStartTime(t4);
733 EXPECT_FALSE(nudge_tracker_.IsRetryRequired());
734 nudge_tracker_.RecordSuccessfulSyncCycle();
735
736 // The retry scheduled way back during the first cycle of this test finally
737 // becomes due. Perform a successful sync cycle to service it.
738 nudge_tracker_.SetSyncCycleStartTime(t6);
739 EXPECT_TRUE(nudge_tracker_.IsRetryRequired());
740 nudge_tracker_.RecordSuccessfulSyncCycle();
741 }
742
743 // Test the default nudge delays for various types.
744 TEST_F(NudgeTrackerTest, NudgeDelayTest) {
745 // Set to a known value to compare against.
746 nudge_tracker_.SetDefaultNudgeDelay(base::TimeDelta());
747
748 // Bookmarks and preference both have "slow nudge" delays.
749 EXPECT_EQ(nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS)),
750 nudge_tracker_.RecordLocalChange(ModelTypeSet(PREFERENCES)));
751
752 // Typed URLs has a default delay.
753 EXPECT_EQ(nudge_tracker_.RecordLocalChange(ModelTypeSet(TYPED_URLS)),
754 base::TimeDelta());
755
756 // "Slow nudge" delays are longer than the default.
757 EXPECT_GT(nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS)),
758 base::TimeDelta());
759
760 // Sessions is longer than "slow nudge".
761 EXPECT_GT(nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS)),
762 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS)));
763
764 // Favicons have the same delay as sessions.
765 EXPECT_EQ(nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS)),
766 nudge_tracker_.RecordLocalChange(ModelTypeSet(FAVICON_TRACKING)));
767
768 // Autofill has the longer delay of all.
769 EXPECT_GT(nudge_tracker_.RecordLocalChange(ModelTypeSet(AUTOFILL)),
770 nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS)));
771
772 // A nudge with no types takes the longest delay.
773 EXPECT_EQ(nudge_tracker_.RecordLocalChange(ModelTypeSet(AUTOFILL)),
774 nudge_tracker_.RecordLocalChange(ModelTypeSet()));
775
776 // The actual nudge delay should be the shortest of the set.
777 EXPECT_EQ(
778 nudge_tracker_.RecordLocalChange(ModelTypeSet(TYPED_URLS)),
779 nudge_tracker_.RecordLocalChange(ModelTypeSet(TYPED_URLS, AUTOFILL)));
780 }
781
782 // Test that custom nudge delays are used over the defaults.
783 TEST_F(NudgeTrackerTest, CustomDelayTest) {
784 // Set some custom delays.
785 std::map<ModelType, base::TimeDelta> delay_map;
786 delay_map[BOOKMARKS] = base::TimeDelta::FromSeconds(10);
787 delay_map[SESSIONS] = base::TimeDelta::FromSeconds(2);
788 nudge_tracker_.OnReceivedCustomNudgeDelays(delay_map);
789
790 // Only those with custom delays should be affected, not another type.
791 EXPECT_NE(nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS)),
792 nudge_tracker_.RecordLocalChange(ModelTypeSet(PREFERENCES)));
793
794 EXPECT_EQ(base::TimeDelta::FromSeconds(10),
795 nudge_tracker_.RecordLocalChange(ModelTypeSet(BOOKMARKS)));
796 EXPECT_EQ(base::TimeDelta::FromSeconds(2),
797 nudge_tracker_.RecordLocalChange(ModelTypeSet(SESSIONS)));
798 }
799
800 // Check that custom nudge delays can never result in a value shorter than the
801 // minimum nudge delay.
802 TEST_F(NudgeTrackerTest, NoTypesShorterThanDefault) {
803 // Set delay to a known value.
804 nudge_tracker_.SetDefaultNudgeDelay(base::TimeDelta::FromMilliseconds(500));
805
806 std::map<ModelType, base::TimeDelta> delay_map;
807 ModelTypeSet protocol_types = syncer::ProtocolTypes();
808 for (ModelTypeSet::Iterator iter = protocol_types.First(); iter.Good();
809 iter.Inc()) {
810 delay_map[iter.Get()] = base::TimeDelta();
811 }
812 nudge_tracker_.OnReceivedCustomNudgeDelays(delay_map);
813
814 // All types should still have a nudge greater than or equal to the minimum.
815 for (ModelTypeSet::Iterator iter = protocol_types.First(); iter.Good();
816 iter.Inc()) {
817 EXPECT_GE(nudge_tracker_.RecordLocalChange(ModelTypeSet(iter.Get())),
818 base::TimeDelta::FromMilliseconds(500));
819 }
820 }
821
822 class NudgeTrackerAckTrackingTest : public NudgeTrackerTest {
823 public:
824 NudgeTrackerAckTrackingTest() {}
825
826 bool IsInvalidationUnacknowledged(int tracking_id) {
827 return tracker_.IsUnacked(tracking_id);
828 }
829
830 bool IsInvalidationAcknowledged(int tracking_id) {
831 return tracker_.IsAcknowledged(tracking_id);
832 }
833
834 bool IsInvalidationDropped(int tracking_id) {
835 return tracker_.IsDropped(tracking_id);
836 }
837
838 int SendInvalidation(ModelType type, int version, const std::string& hint) {
839 // Build and register the invalidation.
840 std::unique_ptr<TrackableMockInvalidation> inv =
841 tracker_.IssueInvalidation(version, hint);
842 int id = inv->GetTrackingId();
843
844 // Send it to the NudgeTracker.
845 nudge_tracker_.RecordRemoteInvalidation(type, std::move(inv));
846
847 // Return its ID to the test framework for use in assertions.
848 return id;
849 }
850
851 int SendUnknownVersionInvalidation(ModelType type) {
852 // Build and register the invalidation.
853 std::unique_ptr<TrackableMockInvalidation> inv =
854 tracker_.IssueUnknownVersionInvalidation();
855 int id = inv->GetTrackingId();
856
857 // Send it to the NudgeTracker.
858 nudge_tracker_.RecordRemoteInvalidation(type, std::move(inv));
859
860 // Return its ID to the test framework for use in assertions.
861 return id;
862 }
863
864 bool AllInvalidationsAccountedFor() const {
865 return tracker_.AllInvalidationsAccountedFor();
866 }
867
868 void RecordSuccessfulSyncCycle() {
869 nudge_tracker_.RecordSuccessfulSyncCycle();
870 }
871
872 private:
873 MockInvalidationTracker tracker_;
874 };
875
876 // Test the acknowledgement of a single invalidation.
877 TEST_F(NudgeTrackerAckTrackingTest, SimpleAcknowledgement) {
878 int inv_id = SendInvalidation(BOOKMARKS, 10, "hint");
879
880 EXPECT_TRUE(IsInvalidationUnacknowledged(inv_id));
881
882 RecordSuccessfulSyncCycle();
883 EXPECT_TRUE(IsInvalidationAcknowledged(inv_id));
884
885 EXPECT_TRUE(AllInvalidationsAccountedFor());
886 }
887
888 // Test the acknowledgement of many invalidations.
889 TEST_F(NudgeTrackerAckTrackingTest, ManyAcknowledgements) {
890 int inv1_id = SendInvalidation(BOOKMARKS, 10, "hint");
891 int inv2_id = SendInvalidation(BOOKMARKS, 14, "hint2");
892 int inv3_id = SendInvalidation(PREFERENCES, 8, "hint3");
893
894 EXPECT_TRUE(IsInvalidationUnacknowledged(inv1_id));
895 EXPECT_TRUE(IsInvalidationUnacknowledged(inv2_id));
896 EXPECT_TRUE(IsInvalidationUnacknowledged(inv3_id));
897
898 RecordSuccessfulSyncCycle();
899 EXPECT_TRUE(IsInvalidationAcknowledged(inv1_id));
900 EXPECT_TRUE(IsInvalidationAcknowledged(inv2_id));
901 EXPECT_TRUE(IsInvalidationAcknowledged(inv3_id));
902
903 EXPECT_TRUE(AllInvalidationsAccountedFor());
904 }
905
906 // Test dropping when the buffer overflows and subsequent drop recovery.
907 TEST_F(NudgeTrackerAckTrackingTest, OverflowAndRecover) {
908 std::vector<int> invalidation_ids;
909
910 int inv10_id = SendInvalidation(BOOKMARKS, 10, "hint");
911 for (size_t i = 1; i < GetHintBufferSize(); ++i) {
912 invalidation_ids.push_back(SendInvalidation(BOOKMARKS, i + 10, "hint"));
913 }
914
915 for (std::vector<int>::iterator it = invalidation_ids.begin();
916 it != invalidation_ids.end();
917 ++it) {
918 EXPECT_TRUE(IsInvalidationUnacknowledged(*it));
919 }
920
921 // This invalidation, though arriving the most recently, has the oldest
922 // version number so it should be dropped first.
923 int inv5_id = SendInvalidation(BOOKMARKS, 5, "old_hint");
924 EXPECT_TRUE(IsInvalidationDropped(inv5_id));
925
926 // This invalidation has a larger version number, so it will force a
927 // previously delivered invalidation to be dropped.
928 int inv100_id = SendInvalidation(BOOKMARKS, 100, "new_hint");
929 EXPECT_TRUE(IsInvalidationDropped(inv10_id));
930
931 // This should recover from the drop and bring us back into sync.
932 RecordSuccessfulSyncCycle();
933
934 for (std::vector<int>::iterator it = invalidation_ids.begin();
935 it != invalidation_ids.end();
936 ++it) {
937 EXPECT_TRUE(IsInvalidationAcknowledged(*it));
938 }
939 EXPECT_TRUE(IsInvalidationAcknowledged(inv100_id));
940
941 EXPECT_TRUE(AllInvalidationsAccountedFor());
942 }
943
944 // Test receipt of an unknown version invalidation from the server.
945 TEST_F(NudgeTrackerAckTrackingTest, UnknownVersionFromServer_Simple) {
946 int inv_id = SendUnknownVersionInvalidation(BOOKMARKS);
947 EXPECT_TRUE(IsInvalidationUnacknowledged(inv_id));
948 RecordSuccessfulSyncCycle();
949 EXPECT_TRUE(IsInvalidationAcknowledged(inv_id));
950 EXPECT_TRUE(AllInvalidationsAccountedFor());
951 }
952
953 // Test receipt of multiple unknown version invalidations from the server.
954 TEST_F(NudgeTrackerAckTrackingTest, UnknownVersionFromServer_Complex) {
955 int inv1_id = SendUnknownVersionInvalidation(BOOKMARKS);
956 int inv2_id = SendInvalidation(BOOKMARKS, 10, "hint");
957 int inv3_id = SendUnknownVersionInvalidation(BOOKMARKS);
958 int inv4_id = SendUnknownVersionInvalidation(BOOKMARKS);
959 int inv5_id = SendInvalidation(BOOKMARKS, 20, "hint2");
960
961 // These invalidations have been overridden, so they got acked early.
962 EXPECT_TRUE(IsInvalidationAcknowledged(inv1_id));
963 EXPECT_TRUE(IsInvalidationAcknowledged(inv3_id));
964
965 // These invalidations are still waiting to be used.
966 EXPECT_TRUE(IsInvalidationUnacknowledged(inv2_id));
967 EXPECT_TRUE(IsInvalidationUnacknowledged(inv4_id));
968 EXPECT_TRUE(IsInvalidationUnacknowledged(inv5_id));
969
970 // Finish the sync cycle and expect all remaining invalidations to be acked.
971 RecordSuccessfulSyncCycle();
972 EXPECT_TRUE(IsInvalidationAcknowledged(inv1_id));
973 EXPECT_TRUE(IsInvalidationAcknowledged(inv2_id));
974 EXPECT_TRUE(IsInvalidationAcknowledged(inv3_id));
975 EXPECT_TRUE(IsInvalidationAcknowledged(inv4_id));
976 EXPECT_TRUE(IsInvalidationAcknowledged(inv5_id));
977
978 EXPECT_TRUE(AllInvalidationsAccountedFor());
979 }
980
981 } // namespace sessions
982 } // namespace syncer
OLDNEW
« no previous file with comments | « sync/sessions/nudge_tracker.cc ('k') | sync/sessions/status_controller.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698