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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include <set> | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "base/message_loop.h" | |
| 9 #include "chrome/browser/prerender/prerender_manager.h" | |
| 10 #include "chrome/browser/prerender/prerender_tracker.h" | |
| 11 #include "chrome/test/base/testing_browser_process.h" | |
| 12 #include "content/test/test_browser_thread.h" | |
| 13 #include "testing/gtest/include/gtest/gtest.h" | |
| 14 | |
| 15 using content::BrowserThread; | |
| 16 | |
| 17 namespace prerender { | |
| 18 | |
| 19 namespace { | |
| 20 | |
| 21 class TestPrerenderManager : public PrerenderManager { | |
| 22 public: | |
| 23 explicit TestPrerenderManager(PrerenderTracker* prerender_tracker) : | |
| 24 PrerenderManager(NULL, prerender_tracker) { | |
| 25 mutable_config().rate_limit_enabled = false; | |
| 26 } | |
| 27 | |
| 28 virtual void DestroyPrerenderForRenderView( | |
| 29 int process_id, int view_id, FinalStatus final_status) OVERRIDE { | |
| 30 cancelled_id_pairs_.insert(std::make_pair(process_id, view_id)); | |
| 31 } | |
| 32 | |
| 33 bool WasPrerenderCancelled(int child_id, int route_id) { | |
| 34 std::pair<int, int> child_route_id_pair(child_id, route_id); | |
| 35 return cancelled_id_pairs_.count(child_route_id_pair) != 0; | |
| 36 } | |
| 37 | |
| 38 // Set of all the RenderViews that have been cancelled. | |
| 39 std::set<std::pair<int, int> > cancelled_id_pairs_; | |
| 40 }; | |
| 41 | |
| 42 } // namespace | |
| 43 | |
| 44 class PrerenderTrackerTest : public testing::Test { | |
| 45 public: | |
| 46 PrerenderTrackerTest() : | |
| 47 ui_thread_(BrowserThread::UI, &message_loop_), | |
| 48 io_thread_(BrowserThread::IO, &message_loop_), | |
| 49 prerender_manager_(new TestPrerenderManager(prerender_tracker())) { | |
| 50 } | |
| 51 | |
| 52 TestPrerenderManager* prerender_manager() { | |
| 53 return prerender_manager_.get(); | |
| 54 } | |
| 55 | |
| 56 PrerenderTracker* prerender_tracker() { | |
| 57 return g_browser_process->prerender_tracker(); | |
| 58 } | |
| 59 | |
| 60 int GetCurrentStatus(int child_id, int route_id) { | |
| 61 FinalStatus final_status; | |
| 62 if (!prerender_tracker()->GetFinalStatus(child_id, route_id, | |
| 63 &final_status)) { | |
| 64 return -1; | |
| 65 } | |
| 66 return final_status; | |
| 67 } | |
| 68 | |
| 69 // Runs any tasks queued on either thread. | |
| 70 void RunEvents() { | |
| 71 message_loop_.RunAllPending(); | |
| 72 } | |
| 73 | |
| 74 private: | |
| 75 MessageLoop message_loop_; | |
| 76 content::TestBrowserThread ui_thread_; | |
| 77 content::TestBrowserThread io_thread_; | |
| 78 | |
| 79 scoped_ptr<TestPrerenderManager> prerender_manager_; | |
| 80 }; | |
| 81 | |
| 82 // Check that a non-existant RenderView is handled correctly. | |
| 83 TEST_F(PrerenderTrackerTest, PrerenderTrackerNull) { | |
| 84 FinalStatus final_status; | |
| 85 EXPECT_FALSE(prerender_tracker()->TryUse(0, 0)); | |
| 86 EXPECT_FALSE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 87 EXPECT_FALSE(prerender_tracker()->TryCancelOnIOThread( | |
| 88 0, 0, FINAL_STATUS_HTTPS)); | |
| 89 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 90 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(0, 0, &final_status)); | |
| 91 EXPECT_FALSE(prerender_manager()->WasPrerenderCancelled(0, 0)); | |
| 92 } | |
| 93 | |
| 94 // Check that a page that is used is handled correctly. | |
| 95 TEST_F(PrerenderTrackerTest, PrerenderTrackerUsed) { | |
| 96 prerender_tracker()->OnPrerenderingStarted(0, 0, prerender_manager()); | |
| 97 EXPECT_EQ(FINAL_STATUS_MAX, GetCurrentStatus(0, 0)); | |
| 98 | |
| 99 // This calls AddPrerenderOnIOThreadTask(). | |
| 100 RunEvents(); | |
| 101 | |
| 102 EXPECT_TRUE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 103 EXPECT_EQ(FINAL_STATUS_MAX, GetCurrentStatus(0, 0)); | |
| 104 | |
| 105 // Display the prerendered RenderView. | |
| 106 EXPECT_TRUE(prerender_tracker()->TryUse(0, 0)); | |
| 107 | |
| 108 // Make sure the page can't be destroyed or claim it was destroyed after | |
| 109 // it's been used. | |
| 110 EXPECT_FALSE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 111 EXPECT_FALSE(prerender_tracker()->TryCancelOnIOThread( | |
| 112 0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 113 EXPECT_EQ(FINAL_STATUS_USED, GetCurrentStatus(0, 0)); | |
| 114 | |
| 115 // This would call DestroyPrerenderForChildRouteIdPair(), if the prerender | |
| 116 // were cancelled. | |
| 117 RunEvents(); | |
| 118 | |
| 119 // These functions should all behave as before. | |
| 120 EXPECT_FALSE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 121 EXPECT_FALSE(prerender_tracker()->TryCancelOnIOThread( | |
| 122 0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 123 EXPECT_EQ(FINAL_STATUS_USED, GetCurrentStatus(0, 0)); | |
| 124 | |
| 125 // This calls DestroyPrerenderForChildRouteIdPair(). | |
| 126 prerender_tracker()->OnPrerenderingFinished(0, 0); | |
| 127 EXPECT_TRUE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 128 | |
| 129 // This calls RemovePrerenderOnIOThreadTask(). | |
| 130 RunEvents(); | |
| 131 | |
| 132 FinalStatus final_status; | |
| 133 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(0, 0, &final_status)); | |
| 134 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 135 EXPECT_FALSE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 136 EXPECT_FALSE(prerender_manager()->WasPrerenderCancelled(0, 0)); | |
| 137 } | |
| 138 | |
| 139 // Check that a prerendered page cancelled by TryCancel() is handled correctly. | |
| 140 TEST_F(PrerenderTrackerTest, PrerenderTrackerCancelled) { | |
| 141 prerender_tracker()->OnPrerenderingStarted(0, 0, prerender_manager()); | |
| 142 EXPECT_EQ(FINAL_STATUS_MAX, GetCurrentStatus(0, 0)); | |
| 143 | |
| 144 // This calls AddPrerenderOnIOThreadTask(). | |
| 145 RunEvents(); | |
| 146 | |
| 147 // Cancel the prerender. | |
| 148 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 149 | |
| 150 EXPECT_FALSE(prerender_tracker()->TryUse(0, 0)); | |
| 151 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 152 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 153 0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 154 EXPECT_EQ(FINAL_STATUS_HTTPS, GetCurrentStatus(0, 0)); | |
| 155 | |
| 156 // This calls DestroyPrerenderForChildRouteIdPair(). | |
| 157 RunEvents(); | |
| 158 EXPECT_TRUE(prerender_manager()->WasPrerenderCancelled(0, 0)); | |
| 159 | |
| 160 // These should all work until the prerendering RenderViewHost is destroyed. | |
| 161 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 162 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 163 0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 164 EXPECT_EQ(FINAL_STATUS_HTTPS, GetCurrentStatus(0, 0)); | |
| 165 | |
| 166 prerender_tracker()->OnPrerenderingFinished(0, 0); | |
| 167 EXPECT_TRUE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 168 | |
| 169 // This calls RemovePrerenderOnIOThreadTask(). | |
| 170 RunEvents(); | |
| 171 | |
| 172 FinalStatus final_status; | |
| 173 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(0, 0, &final_status)); | |
| 174 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 175 } | |
| 176 | |
| 177 // Check that a prerendered page cancelled on the IO thread by | |
| 178 // TryCancelOnIOThread() is handled correctly. | |
| 179 TEST_F(PrerenderTrackerTest, PrerenderTrackerCancelledOnIO) { | |
| 180 prerender_tracker()->OnPrerenderingStarted(0, 0, prerender_manager()); | |
| 181 EXPECT_EQ(FINAL_STATUS_MAX, GetCurrentStatus(0, 0)); | |
| 182 | |
| 183 // This calls AddPrerenderOnIOThreadTask(). | |
| 184 RunEvents(); | |
| 185 | |
| 186 // Cancel the prerender. | |
| 187 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 188 0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 189 | |
| 190 EXPECT_FALSE(prerender_tracker()->TryUse(0, 0)); | |
| 191 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 192 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 193 0, 0, FINAL_STATUS_HTTPS)); | |
| 194 EXPECT_EQ(FINAL_STATUS_TIMED_OUT, GetCurrentStatus(0, 0)); | |
| 195 | |
| 196 // This calls DestroyPrerenderForChildRouteIdPair(). | |
| 197 RunEvents(); | |
| 198 EXPECT_TRUE(prerender_manager()->WasPrerenderCancelled(0, 0)); | |
| 199 | |
| 200 // These should all work until the prerendering RenderViewHost is destroyed. | |
| 201 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 202 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 203 0, 0, FINAL_STATUS_HTTPS)); | |
| 204 EXPECT_EQ(FINAL_STATUS_TIMED_OUT, GetCurrentStatus(0, 0)); | |
| 205 | |
| 206 prerender_tracker()->OnPrerenderingFinished(0, 0); | |
| 207 EXPECT_TRUE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 208 | |
| 209 // This calls RemovePrerenderOnIOThreadTask(). | |
| 210 RunEvents(); | |
| 211 | |
| 212 FinalStatus final_status; | |
| 213 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(0, 0, &final_status)); | |
| 214 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 215 } | |
| 216 | |
| 217 // Check that a prerendered page cancelled before it reaches the IO thread is | |
| 218 // handled correctly. | |
| 219 TEST_F(PrerenderTrackerTest, PrerenderTrackerCancelledFast) { | |
| 220 prerender_tracker()->OnPrerenderingStarted(0, 0, prerender_manager()); | |
| 221 // Cancel the prerender. | |
| 222 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 223 | |
| 224 EXPECT_FALSE(prerender_tracker()->TryUse(0, 0)); | |
| 225 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 226 | |
| 227 // This calls AddPrerenderOnIOThreadTask() and | |
| 228 // DestroyPrerenderForChildRouteIdPair(). | |
| 229 RunEvents(); | |
| 230 EXPECT_TRUE(prerender_manager()->WasPrerenderCancelled(0, 0)); | |
| 231 | |
| 232 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 233 0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 234 EXPECT_TRUE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_TIMED_OUT)); | |
| 235 EXPECT_EQ(FINAL_STATUS_HTTPS, GetCurrentStatus(0, 0)); | |
| 236 | |
| 237 prerender_tracker()->OnPrerenderingFinished(0, 0); | |
| 238 | |
| 239 // This calls RemovePrerenderOnIOThreadTask(). | |
| 240 RunEvents(); | |
| 241 | |
| 242 FinalStatus final_status; | |
| 243 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(0, 0, &final_status)); | |
| 244 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 245 } | |
| 246 | |
| 247 // Check that handling two pages at once works. | |
| 248 TEST_F(PrerenderTrackerTest, PrerenderTrackerMultiple) { | |
| 249 prerender_tracker()->OnPrerenderingStarted(0, 0, prerender_manager()); | |
| 250 | |
| 251 // This calls AddPrerenderOnIOThreadTask(). | |
| 252 RunEvents(); | |
| 253 EXPECT_TRUE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 254 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(1, 2)); | |
| 255 EXPECT_FALSE(prerender_tracker()->TryUse(1, 2)); | |
| 256 EXPECT_FALSE(prerender_tracker()->TryCancel(1, 2, FINAL_STATUS_HTTPS)); | |
| 257 | |
| 258 // Start second prerender. | |
| 259 prerender_tracker()->OnPrerenderingStarted(1, 2, prerender_manager()); | |
| 260 // This calls AddPrerenderOnIOThreadTask(). | |
| 261 RunEvents(); | |
| 262 | |
| 263 // Use (0, 0). | |
| 264 EXPECT_TRUE(prerender_tracker()->TryUse(0, 0)); | |
| 265 EXPECT_EQ(FINAL_STATUS_USED, GetCurrentStatus(0, 0)); | |
| 266 EXPECT_EQ(FINAL_STATUS_MAX, GetCurrentStatus(1, 2)); | |
| 267 | |
| 268 // Cancel (1, 2). | |
| 269 EXPECT_TRUE(prerender_tracker()->TryCancelOnIOThread( | |
| 270 1, 2, FINAL_STATUS_HTTPS)); | |
| 271 | |
| 272 EXPECT_FALSE(prerender_tracker()->TryCancel(0, 0, FINAL_STATUS_HTTPS)); | |
| 273 EXPECT_EQ(FINAL_STATUS_USED, GetCurrentStatus(0, 0)); | |
| 274 | |
| 275 EXPECT_FALSE(prerender_tracker()->TryUse(1, 2)); | |
| 276 EXPECT_TRUE(prerender_tracker()->TryCancel(1, 2, FINAL_STATUS_HTTPS)); | |
| 277 EXPECT_EQ(FINAL_STATUS_HTTPS, GetCurrentStatus(1, 2)); | |
| 278 | |
| 279 // This calls DestroyPrerenderForChildRouteIdPair(). | |
| 280 RunEvents(); | |
| 281 EXPECT_FALSE(prerender_manager()->WasPrerenderCancelled(0, 0)); | |
| 282 EXPECT_TRUE(prerender_manager()->WasPrerenderCancelled(1, 2)); | |
| 283 | |
| 284 prerender_tracker()->OnPrerenderingFinished(0, 0); | |
| 285 prerender_tracker()->OnPrerenderingFinished(1, 2); | |
| 286 | |
| 287 // This calls RemovePrerenderOnIOThreadTask(). | |
| 288 RunEvents(); | |
| 289 | |
| 290 FinalStatus final_status; | |
| 291 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(0, 0, &final_status)); | |
| 292 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(0, 0)); | |
| 293 | |
| 294 EXPECT_FALSE(prerender_tracker()->GetFinalStatus(1, 2, &final_status)); | |
| 295 EXPECT_FALSE(prerender_tracker()->IsPrerenderingOnIOThread(1, 2)); | |
| 296 } | |
| 297 | |
| 298 } // namespace prerender | |
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Chromium Code Reviews
Issue 10386223:
Renaming poorly named classes and adding missing unit tests. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src