1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "base/basictypes.h" 6 #include "base/compiler_specific.h" 7 #include "base/prefs/pref_registry_simple.h" 8 #include "base/prefs/pref_service.h" 9 #include "base/prefs/scoped_user_pref_update.h" 10 #include "base/prefs/testing_pref_service.h" 11 #include "base/strings/string_number_conversions.h" 12 #include "components/data_reduction_proxy/browser/data_reduction_proxy_metrics.h" 13 #include "components/data_reduction_proxy/common/data_reduction_proxy_pref_names.h" 14 #include "testing/gtest/include/gtest/gtest.h" 15 16 namespace { 17 18 const size_t kNumDaysInHistory = 60; 19 20 int64 GetListPrefInt64Value( 21 const base::ListValue& list_update, size_t index) { 22 std::string string_value; 23 EXPECT_TRUE(list_update.GetString(index, &string_value)); 24 25 int64 value = 0; 26 EXPECT_TRUE(base::StringToInt64(string_value, &value)); 27 return value; 28 } 29 30 } // namespace 31 32 namespace data_reduction_proxy { 33 34 // Test UpdateContentLengthPrefs. 35 class ChromeNetworkDataSavingMetricsTest : public testing::Test { 36 protected: 37 ChromeNetworkDataSavingMetricsTest() {} 38 39 virtual void SetUp() OVERRIDE { 40 PrefRegistrySimple* registry = pref_service_.registry(); 41 registry->RegisterInt64Pref( 42 data_reduction_proxy::prefs::kHttpReceivedContentLength, 0); 43 registry->RegisterInt64Pref( 44 data_reduction_proxy::prefs::kHttpOriginalContentLength, 0); 45 46 registry->RegisterListPref(data_reduction_proxy::prefs:: 47 kDailyHttpOriginalContentLength); 48 registry->RegisterListPref(data_reduction_proxy::prefs:: 49 kDailyHttpReceivedContentLength); 50 registry->RegisterListPref( 51 data_reduction_proxy::prefs:: 52 kDailyOriginalContentLengthWithDataReductionProxyEnabled); 53 registry->RegisterListPref( 54 data_reduction_proxy::prefs:: 55 kDailyContentLengthWithDataReductionProxyEnabled); 56 registry->RegisterListPref( 57 data_reduction_proxy::prefs:: 58 kDailyContentLengthHttpsWithDataReductionProxyEnabled); 59 registry->RegisterListPref( 60 data_reduction_proxy::prefs:: 61 kDailyContentLengthShortBypassWithDataReductionProxyEnabled); 62 registry->RegisterListPref( 63 data_reduction_proxy::prefs:: 64 kDailyContentLengthLongBypassWithDataReductionProxyEnabled); 65 registry->RegisterListPref( 66 data_reduction_proxy::prefs:: 67 kDailyContentLengthUnknownWithDataReductionProxyEnabled); 68 registry->RegisterListPref( 69 data_reduction_proxy::prefs:: 70 kDailyOriginalContentLengthViaDataReductionProxy); 71 registry->RegisterListPref( 72 data_reduction_proxy::prefs:: 73 kDailyContentLengthViaDataReductionProxy); 74 registry->RegisterInt64Pref( 75 data_reduction_proxy::prefs:: 76 kDailyHttpContentLengthLastUpdateDate, 0L); 77 } 78 79 TestingPrefServiceSimple pref_service_; 80 }; 81 82 TEST_F(ChromeNetworkDataSavingMetricsTest, TotalLengths) { 83 const int64 kOriginalLength = 200; 84 const int64 kReceivedLength = 100; 85 86 UpdateContentLengthPrefs( 87 kReceivedLength, kOriginalLength, 88 false, UNKNOWN_TYPE, &pref_service_); 89 EXPECT_EQ(kReceivedLength, 90 pref_service_.GetInt64( 91 data_reduction_proxy::prefs::kHttpReceivedContentLength)); 92 EXPECT_EQ(kOriginalLength, 93 pref_service_.GetInt64( 94 data_reduction_proxy::prefs::kHttpOriginalContentLength)); 95 96 // Record the same numbers again, and total lengths should be dobuled. 97 UpdateContentLengthPrefs( 98 kReceivedLength, kOriginalLength, 99 false, UNKNOWN_TYPE, &pref_service_); 100 EXPECT_EQ(kReceivedLength * 2, 101 pref_service_.GetInt64( 102 data_reduction_proxy::prefs::kHttpReceivedContentLength)); 103 EXPECT_EQ(kOriginalLength * 2, 104 pref_service_.GetInt64( 105 data_reduction_proxy::prefs::kHttpOriginalContentLength)); 106 } 107 108 // The initial last update time used in test. There is no leap second a few 109 // days around this time used in the test. 110 // Note: No time zone is specified. Local time will be assumed by 111 // base::Time::FromString below. 112 const char kLastUpdateTime[] = "Wed, 18 Sep 2013 03:45:26"; 113 114 class ChromeNetworkDailyDataSavingMetricsTest 115 : public ChromeNetworkDataSavingMetricsTest { 116 protected: 117 ChromeNetworkDailyDataSavingMetricsTest() { 118 base::Time::FromString(kLastUpdateTime, &now_); 119 } 120 121 virtual void SetUp() OVERRIDE { 122 ChromeNetworkDataSavingMetricsTest::SetUp(); 123 124 // Only create two lists in Setup to test that adding new lists is fine. 125 CreatePrefList( 126 data_reduction_proxy::prefs::kDailyHttpOriginalContentLength); 127 CreatePrefList( 128 data_reduction_proxy::prefs::kDailyHttpReceivedContentLength); 129 } 130 131 base::Time FakeNow() const { 132 return now_ + now_delta_; 133 } 134 135 void SetFakeTimeDeltaInHours(int hours) { 136 now_delta_ = base::TimeDelta::FromHours(hours); 137 } 138 139 void AddFakeTimeDeltaInHours(int hours) { 140 now_delta_ += base::TimeDelta::FromHours(hours); 141 } 142 143 // Create daily pref list of |kNumDaysInHistory| zero values. 144 void CreatePrefList(const char* pref) { 145 ListPrefUpdate update(&pref_service_, pref); 146 update->Clear(); 147 for (size_t i = 0; i < kNumDaysInHistory; ++i) { 148 update->Insert(0, new base::StringValue(base::Int64ToString(0))); 149 } 150 } 151 152 // Verify the pref list values are equal to the given values. 153 // If the count of values is less than kNumDaysInHistory, zeros are assumed 154 // at the beginning. 155 void VerifyPrefList(const char* pref, const int64* values, size_t count) { 156 ASSERT_GE(kNumDaysInHistory, count); 157 ListPrefUpdate update(&pref_service_, pref); 158 ASSERT_EQ(kNumDaysInHistory, update->GetSize()) << "Pref: " << pref; 159 160 for (size_t i = 0; i < count; ++i) { 161 EXPECT_EQ( 162 values[i], 163 GetListPrefInt64Value(*update, kNumDaysInHistory - count + i)) 164 << "index=" << (kNumDaysInHistory - count + i); 165 } 166 for (size_t i = 0; i < kNumDaysInHistory - count; ++i) { 167 EXPECT_EQ(0, GetListPrefInt64Value(*update, i)) << "index=" << i; 168 } 169 } 170 171 // Verify all daily data saving pref list values. 172 void VerifyDailyDataSavingContentLengthPrefLists( 173 const int64* original_values, size_t original_count, 174 const int64* received_values, size_t received_count, 175 const int64* original_with_data_reduction_proxy_enabled_values, 176 size_t original_with_data_reduction_proxy_enabled_count, 177 const int64* received_with_data_reduction_proxy_enabled_values, 178 size_t received_with_data_reduction_proxy_count, 179 const int64* original_via_data_reduction_proxy_values, 180 size_t original_via_data_reduction_proxy_count, 181 const int64* received_via_data_reduction_proxy_values, 182 size_t received_via_data_reduction_proxy_count) { 183 VerifyPrefList(data_reduction_proxy::prefs::kDailyHttpOriginalContentLength, 184 original_values, original_count); 185 VerifyPrefList(data_reduction_proxy::prefs::kDailyHttpReceivedContentLength, 186 received_values, received_count); 187 VerifyPrefList( 188 data_reduction_proxy::prefs:: 189 kDailyOriginalContentLengthWithDataReductionProxyEnabled, 190 original_with_data_reduction_proxy_enabled_values, 191 original_with_data_reduction_proxy_enabled_count); 192 VerifyPrefList( 193 data_reduction_proxy::prefs:: 194 kDailyContentLengthWithDataReductionProxyEnabled, 195 received_with_data_reduction_proxy_enabled_values, 196 received_with_data_reduction_proxy_count); 197 VerifyPrefList( 198 data_reduction_proxy::prefs:: 199 kDailyOriginalContentLengthViaDataReductionProxy, 200 original_via_data_reduction_proxy_values, 201 original_via_data_reduction_proxy_count); 202 VerifyPrefList( 203 data_reduction_proxy::prefs:: 204 kDailyContentLengthViaDataReductionProxy, 205 received_via_data_reduction_proxy_values, 206 received_via_data_reduction_proxy_count); 207 } 208 209 // Verify daily data saving pref for request types. 210 void VerifyDailyRequestTypeContentLengthPrefLists( 211 const int64* original_values, size_t original_count, 212 const int64* received_values, size_t received_count, 213 const int64* original_with_data_reduction_proxy_enabled_values, 214 size_t original_with_data_reduction_proxy_enabled_count, 215 const int64* received_with_data_reduction_proxy_enabled_values, 216 size_t received_with_data_reduction_proxy_count, 217 const int64* https_with_data_reduction_proxy_enabled_values, 218 size_t https_with_data_reduction_proxy_enabled_count, 219 const int64* short_bypass_with_data_reduction_proxy_enabled_values, 220 size_t short_bypass_with_data_reduction_proxy_enabled_count, 221 const int64* long_bypass_with_data_reduction_proxy_enabled_values, 222 size_t long_bypass_with_data_reduction_proxy_enabled_count, 223 const int64* unknown_with_data_reduction_proxy_enabled_values, 224 size_t unknown_with_data_reduction_proxy_enabled_count) { 225 VerifyPrefList(data_reduction_proxy::prefs::kDailyHttpOriginalContentLength, 226 original_values, original_count); 227 VerifyPrefList(data_reduction_proxy::prefs::kDailyHttpReceivedContentLength, 228 received_values, received_count); 229 VerifyPrefList( 230 data_reduction_proxy::prefs:: 231 kDailyOriginalContentLengthWithDataReductionProxyEnabled, 232 original_with_data_reduction_proxy_enabled_values, 233 original_with_data_reduction_proxy_enabled_count); 234 VerifyPrefList( 235 data_reduction_proxy::prefs:: 236 kDailyContentLengthWithDataReductionProxyEnabled, 237 received_with_data_reduction_proxy_enabled_values, 238 received_with_data_reduction_proxy_count); 239 VerifyPrefList( 240 data_reduction_proxy::prefs:: 241 kDailyContentLengthHttpsWithDataReductionProxyEnabled, 242 https_with_data_reduction_proxy_enabled_values, 243 https_with_data_reduction_proxy_enabled_count); 244 VerifyPrefList( 245 data_reduction_proxy::prefs:: 246 kDailyContentLengthShortBypassWithDataReductionProxyEnabled, 247 short_bypass_with_data_reduction_proxy_enabled_values, 248 short_bypass_with_data_reduction_proxy_enabled_count); 249 VerifyPrefList( 250 data_reduction_proxy::prefs:: 251 kDailyContentLengthLongBypassWithDataReductionProxyEnabled, 252 long_bypass_with_data_reduction_proxy_enabled_values, 253 long_bypass_with_data_reduction_proxy_enabled_count); 254 VerifyPrefList( 255 data_reduction_proxy::prefs:: 256 kDailyContentLengthUnknownWithDataReductionProxyEnabled, 257 unknown_with_data_reduction_proxy_enabled_values, 258 unknown_with_data_reduction_proxy_enabled_count); 259 } 260 261 private: 262 base::Time now_; 263 base::TimeDelta now_delta_; 264 }; 265 266 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, OneResponse) { 267 const int64 kOriginalLength = 200; 268 const int64 kReceivedLength = 100; 269 int64 original[] = {kOriginalLength}; 270 int64 received[] = {kReceivedLength}; 271 272 UpdateContentLengthPrefsForDataReductionProxy( 273 kReceivedLength, kOriginalLength, 274 true, VIA_DATA_REDUCTION_PROXY, 275 FakeNow(), &pref_service_); 276 VerifyDailyDataSavingContentLengthPrefLists( 277 original, 1, received, 1, 278 original, 1, received, 1, 279 original, 1, received, 1); 280 } 281 282 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, MultipleResponses) { 283 const int64 kOriginalLength = 150; 284 const int64 kReceivedLength = 100; 285 int64 original[] = {kOriginalLength}; 286 int64 received[] = {kReceivedLength}; 287 UpdateContentLengthPrefsForDataReductionProxy( 288 kReceivedLength, kOriginalLength, 289 false, UNKNOWN_TYPE, 290 FakeNow(), &pref_service_); 291 VerifyDailyDataSavingContentLengthPrefLists( 292 original, 1, received, 1, 293 NULL, 0, NULL, 0, NULL, 0, NULL, 0); 294 295 UpdateContentLengthPrefsForDataReductionProxy( 296 kReceivedLength, kOriginalLength, 297 true, UNKNOWN_TYPE, 298 FakeNow(), &pref_service_); 299 original[0] += kOriginalLength; 300 received[0] += kReceivedLength; 301 int64 original_proxy_enabled[] = {kOriginalLength}; 302 int64 received_proxy_enabled[] = {kReceivedLength}; 303 VerifyDailyDataSavingContentLengthPrefLists( 304 original, 1, received, 1, 305 original_proxy_enabled, 1, received_proxy_enabled, 1, 306 NULL, 0, NULL, 0); 307 308 UpdateContentLengthPrefsForDataReductionProxy( 309 kReceivedLength, kOriginalLength, 310 true, VIA_DATA_REDUCTION_PROXY, 311 FakeNow(), &pref_service_); 312 original[0] += kOriginalLength; 313 received[0] += kReceivedLength; 314 original_proxy_enabled[0] += kOriginalLength; 315 received_proxy_enabled[0] += kReceivedLength; 316 int64 original_via_proxy[] = {kOriginalLength}; 317 int64 received_via_proxy[] = {kReceivedLength}; 318 VerifyDailyDataSavingContentLengthPrefLists( 319 original, 1, received, 1, 320 original_proxy_enabled, 1, received_proxy_enabled, 1, 321 original_via_proxy, 1, received_via_proxy, 1); 322 323 UpdateContentLengthPrefsForDataReductionProxy( 324 kReceivedLength, kOriginalLength, 325 true, UNKNOWN_TYPE, FakeNow(), &pref_service_); 326 original[0] += kOriginalLength; 327 received[0] += kReceivedLength; 328 original_proxy_enabled[0] += kOriginalLength; 329 received_proxy_enabled[0] += kReceivedLength; 330 VerifyDailyDataSavingContentLengthPrefLists( 331 original, 1, received, 1, 332 original_proxy_enabled, 1, received_proxy_enabled, 1, 333 original_via_proxy, 1, received_via_proxy, 1); 334 335 UpdateContentLengthPrefsForDataReductionProxy( 336 kReceivedLength, kOriginalLength, 337 false, UNKNOWN_TYPE, FakeNow(), &pref_service_); 338 original[0] += kOriginalLength; 339 received[0] += kReceivedLength; 340 VerifyDailyDataSavingContentLengthPrefLists( 341 original, 1, received, 1, 342 original_proxy_enabled, 1, received_proxy_enabled, 1, 343 original_via_proxy, 1, received_via_proxy, 1); 344 } 345 346 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, RequestType) { 347 const int64 kContentLength = 200; 348 int64 received[] = {0}; 349 int64 https_received[] = {0}; 350 int64 total_received[] = {0}; 351 int64 proxy_enabled_received[] = {0}; 352 353 UpdateContentLengthPrefsForDataReductionProxy( 354 kContentLength, kContentLength, 355 true, HTTPS, 356 FakeNow(), &pref_service_); 357 total_received[0] += kContentLength; 358 proxy_enabled_received[0] += kContentLength; 359 https_received[0] += kContentLength; 360 VerifyDailyRequestTypeContentLengthPrefLists( 361 total_received, 1, total_received, 1, 362 proxy_enabled_received, 1, proxy_enabled_received, 1, 363 https_received, 1, 364 received, 0, // short bypass 365 received, 0, // long bypass 366 received, 0); // unknown 367 368 // Data reduction proxy is not enabled. 369 UpdateContentLengthPrefsForDataReductionProxy( 370 kContentLength, kContentLength, 371 false, HTTPS, 372 FakeNow(), &pref_service_); 373 total_received[0] += kContentLength; 374 VerifyDailyRequestTypeContentLengthPrefLists( 375 total_received, 1, total_received, 1, 376 proxy_enabled_received, 1, proxy_enabled_received, 1, 377 https_received, 1, 378 received, 0, // short bypass 379 received, 0, // long bypass 380 received, 0); // unknown 381 382 UpdateContentLengthPrefsForDataReductionProxy( 383 kContentLength, kContentLength, 384 true, HTTPS, 385 FakeNow(), &pref_service_); 386 total_received[0] += kContentLength; 387 proxy_enabled_received[0] += kContentLength; 388 https_received[0] += kContentLength; 389 VerifyDailyRequestTypeContentLengthPrefLists( 390 total_received, 1, total_received, 1, 391 proxy_enabled_received, 1, proxy_enabled_received, 1, 392 https_received, 1, 393 received, 0, // short bypass 394 received, 0, // long bypass 395 received, 0); // unknown 396 397 UpdateContentLengthPrefsForDataReductionProxy( 398 kContentLength, kContentLength, 399 true, SHORT_BYPASS, 400 FakeNow(), &pref_service_); 401 total_received[0] += kContentLength; 402 proxy_enabled_received[0] += kContentLength; 403 received[0] += kContentLength; 404 VerifyDailyRequestTypeContentLengthPrefLists( 405 total_received, 1, total_received, 1, 406 proxy_enabled_received, 1, proxy_enabled_received, 1, 407 https_received, 1, 408 received, 1, // short bypass 409 received, 0, // long bypass 410 received, 0); // unknown 411 412 UpdateContentLengthPrefsForDataReductionProxy( 413 kContentLength, kContentLength, 414 true, LONG_BYPASS, 415 FakeNow(), &pref_service_); 416 total_received[0] += kContentLength; 417 proxy_enabled_received[0] += kContentLength; 418 VerifyDailyRequestTypeContentLengthPrefLists( 419 total_received, 1, total_received, 1, // total 420 proxy_enabled_received, 1, proxy_enabled_received, 1, 421 https_received, 1, 422 received, 1, // short bypass 423 received, 1, // long bypass 424 received, 0); // unknown 425 426 UpdateContentLengthPrefsForDataReductionProxy( 427 kContentLength, kContentLength, 428 true, UNKNOWN_TYPE, 429 FakeNow(), &pref_service_); 430 total_received[0] += kContentLength; 431 proxy_enabled_received[0] += kContentLength; 432 VerifyDailyRequestTypeContentLengthPrefLists( 433 total_received, 1, total_received, 1, 434 proxy_enabled_received, 1, proxy_enabled_received, 1, 435 https_received, 1, 436 received, 1, // short bypass 437 received, 1, // long bypass 438 received, 1); // unknown 439 } 440 441 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, ForwardOneDay) { 442 const int64 kOriginalLength = 200; 443 const int64 kReceivedLength = 100; 444 445 UpdateContentLengthPrefsForDataReductionProxy( 446 kReceivedLength, kOriginalLength, 447 true, VIA_DATA_REDUCTION_PROXY, 448 FakeNow(), &pref_service_); 449 450 // Forward one day. 451 SetFakeTimeDeltaInHours(24); 452 453 // Proxy not enabled. Not via proxy. 454 UpdateContentLengthPrefsForDataReductionProxy( 455 kReceivedLength, kOriginalLength, 456 false, UNKNOWN_TYPE, FakeNow(), &pref_service_); 457 458 int64 original[] = {kOriginalLength, kOriginalLength}; 459 int64 received[] = {kReceivedLength, kReceivedLength}; 460 int64 original_with_data_reduction_proxy_enabled[] = {kOriginalLength, 0}; 461 int64 received_with_data_reduction_proxy_enabled[] = {kReceivedLength, 0}; 462 int64 original_via_data_reduction_proxy[] = {kOriginalLength, 0}; 463 int64 received_via_data_reduction_proxy[] = {kReceivedLength, 0}; 464 VerifyDailyDataSavingContentLengthPrefLists( 465 original, 2, 466 received, 2, 467 original_with_data_reduction_proxy_enabled, 2, 468 received_with_data_reduction_proxy_enabled, 2, 469 original_via_data_reduction_proxy, 2, 470 received_via_data_reduction_proxy, 2); 471 472 // Proxy enabled. Not via proxy. 473 UpdateContentLengthPrefsForDataReductionProxy( 474 kReceivedLength, kOriginalLength, 475 true, UNKNOWN_TYPE, FakeNow(), &pref_service_); 476 original[1] += kOriginalLength; 477 received[1] += kReceivedLength; 478 original_with_data_reduction_proxy_enabled[1] += kOriginalLength; 479 received_with_data_reduction_proxy_enabled[1] += kReceivedLength; 480 VerifyDailyDataSavingContentLengthPrefLists( 481 original, 2, 482 received, 2, 483 original_with_data_reduction_proxy_enabled, 2, 484 received_with_data_reduction_proxy_enabled, 2, 485 original_via_data_reduction_proxy, 2, 486 received_via_data_reduction_proxy, 2); 487 488 // Proxy enabled and via proxy. 489 UpdateContentLengthPrefsForDataReductionProxy( 490 kReceivedLength, kOriginalLength, 491 true, VIA_DATA_REDUCTION_PROXY, 492 FakeNow(), &pref_service_); 493 original[1] += kOriginalLength; 494 received[1] += kReceivedLength; 495 original_with_data_reduction_proxy_enabled[1] += kOriginalLength; 496 received_with_data_reduction_proxy_enabled[1] += kReceivedLength; 497 original_via_data_reduction_proxy[1] += kOriginalLength; 498 received_via_data_reduction_proxy[1] += kReceivedLength; 499 VerifyDailyDataSavingContentLengthPrefLists( 500 original, 2, 501 received, 2, 502 original_with_data_reduction_proxy_enabled, 2, 503 received_with_data_reduction_proxy_enabled, 2, 504 original_via_data_reduction_proxy, 2, 505 received_via_data_reduction_proxy, 2); 506 } 507 508 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, PartialDayTimeChange) { 509 const int64 kOriginalLength = 200; 510 const int64 kReceivedLength = 100; 511 int64 original[] = {0, kOriginalLength}; 512 int64 received[] = {0, kReceivedLength}; 513 514 UpdateContentLengthPrefsForDataReductionProxy( 515 kReceivedLength, kOriginalLength, 516 true, VIA_DATA_REDUCTION_PROXY, 517 FakeNow(), &pref_service_); 518 VerifyDailyDataSavingContentLengthPrefLists( 519 original, 2, received, 2, 520 original, 2, received, 2, 521 original, 2, received, 2); 522 523 // Forward 10 hours, stay in the same day. 524 // See kLastUpdateTime: "Now" in test is 03:45am. 525 SetFakeTimeDeltaInHours(10); 526 UpdateContentLengthPrefsForDataReductionProxy( 527 kReceivedLength, kOriginalLength, 528 true, VIA_DATA_REDUCTION_PROXY, 529 FakeNow(), &pref_service_); 530 original[1] += kOriginalLength; 531 received[1] += kReceivedLength; 532 VerifyDailyDataSavingContentLengthPrefLists( 533 original, 2, received, 2, 534 original, 2, received, 2, 535 original, 2, received, 2); 536 537 // Forward 11 more hours, comes to tomorrow. 538 AddFakeTimeDeltaInHours(11); 539 UpdateContentLengthPrefsForDataReductionProxy( 540 kReceivedLength, kOriginalLength, 541 true, VIA_DATA_REDUCTION_PROXY, 542 FakeNow(), &pref_service_); 543 int64 original2[] = {kOriginalLength * 2, kOriginalLength}; 544 int64 received2[] = {kReceivedLength * 2, kReceivedLength}; 545 VerifyDailyDataSavingContentLengthPrefLists( 546 original2, 2, received2, 2, 547 original2, 2, received2, 2, 548 original2, 2, received2, 2); 549 } 550 551 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, ForwardMultipleDays) { 552 const int64 kOriginalLength = 200; 553 const int64 kReceivedLength = 100; 554 UpdateContentLengthPrefsForDataReductionProxy( 555 kReceivedLength, kOriginalLength, 556 true, VIA_DATA_REDUCTION_PROXY, 557 FakeNow(), &pref_service_); 558 559 // Forward three days. 560 SetFakeTimeDeltaInHours(3 * 24); 561 562 UpdateContentLengthPrefsForDataReductionProxy( 563 kReceivedLength, kOriginalLength, 564 true, VIA_DATA_REDUCTION_PROXY, 565 FakeNow(), &pref_service_); 566 567 int64 original[] = {kOriginalLength, 0, 0, kOriginalLength}; 568 int64 received[] = {kReceivedLength, 0, 0, kReceivedLength}; 569 VerifyDailyDataSavingContentLengthPrefLists( 570 original, 4, received, 4, 571 original, 4, received, 4, 572 original, 4, received, 4); 573 574 // Forward four more days. 575 AddFakeTimeDeltaInHours(4 * 24); 576 UpdateContentLengthPrefsForDataReductionProxy( 577 kReceivedLength, kOriginalLength, 578 true, VIA_DATA_REDUCTION_PROXY, 579 FakeNow(), &pref_service_); 580 int64 original2[] = { 581 kOriginalLength, 0, 0, kOriginalLength, 0, 0, 0, kOriginalLength, 582 }; 583 int64 received2[] = { 584 kReceivedLength, 0, 0, kReceivedLength, 0, 0, 0, kReceivedLength, 585 }; 586 VerifyDailyDataSavingContentLengthPrefLists( 587 original2, 8, received2, 8, 588 original2, 8, received2, 8, 589 original2, 8, received2, 8); 590 591 // Forward |kNumDaysInHistory| more days. 592 AddFakeTimeDeltaInHours(kNumDaysInHistory * 24); 593 UpdateContentLengthPrefsForDataReductionProxy( 594 kReceivedLength, kOriginalLength, 595 true, VIA_DATA_REDUCTION_PROXY, 596 FakeNow(), &pref_service_); 597 int64 original3[] = {kOriginalLength}; 598 int64 received3[] = {kReceivedLength}; 599 VerifyDailyDataSavingContentLengthPrefLists( 600 original3, 1, received3, 1, 601 original3, 1, received3, 1, 602 original3, 1, received3, 1); 603 604 // Forward |kNumDaysInHistory| + 1 more days. 605 AddFakeTimeDeltaInHours((kNumDaysInHistory + 1)* 24); 606 UpdateContentLengthPrefsForDataReductionProxy( 607 kReceivedLength, kOriginalLength, 608 true, VIA_DATA_REDUCTION_PROXY, 609 FakeNow(), &pref_service_); 610 VerifyDailyDataSavingContentLengthPrefLists( 611 original3, 1, received3, 1, 612 original3, 1, received3, 1, 613 original3, 1, received3, 1); 614 } 615 616 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, BackwardAndForwardOneDay) { 617 const int64 kOriginalLength = 200; 618 const int64 kReceivedLength = 100; 619 int64 original[] = {kOriginalLength}; 620 int64 received[] = {kReceivedLength}; 621 622 UpdateContentLengthPrefsForDataReductionProxy( 623 kReceivedLength, kOriginalLength, 624 true, VIA_DATA_REDUCTION_PROXY, 625 FakeNow(), &pref_service_); 626 627 // Backward one day. 628 SetFakeTimeDeltaInHours(-24); 629 UpdateContentLengthPrefsForDataReductionProxy( 630 kReceivedLength, kOriginalLength, 631 true, VIA_DATA_REDUCTION_PROXY, 632 FakeNow(), &pref_service_); 633 original[0] += kOriginalLength; 634 received[0] += kReceivedLength; 635 VerifyDailyDataSavingContentLengthPrefLists( 636 original, 1, received, 1, 637 original, 1, received, 1, 638 original, 1, received, 1); 639 640 // Then, Forward one day 641 AddFakeTimeDeltaInHours(24); 642 UpdateContentLengthPrefsForDataReductionProxy( 643 kReceivedLength, kOriginalLength, 644 true, VIA_DATA_REDUCTION_PROXY, 645 FakeNow(), &pref_service_); 646 int64 original2[] = {kOriginalLength * 2, kOriginalLength}; 647 int64 received2[] = {kReceivedLength * 2, kReceivedLength}; 648 VerifyDailyDataSavingContentLengthPrefLists( 649 original2, 2, received2, 2, 650 original2, 2, received2, 2, 651 original2, 2, received2, 2); 652 } 653 654 TEST_F(ChromeNetworkDailyDataSavingMetricsTest, BackwardTwoDays) { 655 const int64 kOriginalLength = 200; 656 const int64 kReceivedLength = 100; 657 int64 original[] = {kOriginalLength}; 658 int64 received[] = {kReceivedLength}; 659 660 UpdateContentLengthPrefsForDataReductionProxy( 661 kReceivedLength, kOriginalLength, 662 true, VIA_DATA_REDUCTION_PROXY, 663 FakeNow(), &pref_service_); 664 // Backward two days. 665 SetFakeTimeDeltaInHours(-2 * 24); 666 UpdateContentLengthPrefsForDataReductionProxy( 667 kReceivedLength, kOriginalLength, 668 true, VIA_DATA_REDUCTION_PROXY, 669 FakeNow(), &pref_service_); 670 VerifyDailyDataSavingContentLengthPrefLists( 671 original, 1, received, 1, 672 original, 1, received, 1, 673 original, 1, received, 1); 674 } 675 676 } // namespace data_reduction_proxy 677