15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/engine/backoff_delay_provider.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 8eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/internal_api/public/engine/polling_constants.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/internal_api/public/sessions/model_neutral_state.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "sync/internal_api/public/util/syncer_error.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::TimeDelta; 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace syncer { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class BackoffDelayProviderTest : public testing::Test {}; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(BackoffDelayProviderTest, GetRecommendedDelay) { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<BackoffDelayProvider> delay(BackoffDelayProvider::FromDefaults()); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(TimeDelta::FromSeconds(1), 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetDelay(TimeDelta::FromSeconds(0))); 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_LE(TimeDelta::FromSeconds(1), 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetDelay(TimeDelta::FromSeconds(1))); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_LE(TimeDelta::FromSeconds(50), 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetDelay(TimeDelta::FromSeconds(50))); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_LE(TimeDelta::FromSeconds(10), 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetDelay(TimeDelta::FromSeconds(10))); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(TimeDelta::FromSeconds(kMaxBackoffSeconds), 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetDelay(TimeDelta::FromSeconds(kMaxBackoffSeconds))); 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(TimeDelta::FromSeconds(kMaxBackoffSeconds), 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetDelay(TimeDelta::FromSeconds(kMaxBackoffSeconds + 1))); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(BackoffDelayProviderTest, GetInitialDelay) { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<BackoffDelayProvider> delay(BackoffDelayProvider::FromDefaults()); 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sessions::ModelNeutralState state; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_get_key_result = SYNC_SERVER_ERROR; 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffRetrySeconds, 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_get_key_result = UNSET; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SERVER_RETURN_MIGRATION_DONE; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = NETWORK_CONNECTION_UNAVAILABLE; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SERVER_RETURN_TRANSIENT_ERROR; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffRetrySeconds, 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SERVER_RESPONSE_VALIDATION_FAILED; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffRetrySeconds, 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 60a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch state.last_download_updates_result = DATATYPE_TRIGGERED_RETRY; 61a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 62a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch delay->GetInitialDelay(state).InSeconds()); 63a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SYNCER_OK; 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Note that updating credentials triggers a canary job, trumping 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the initial delay, but in theory we still expect this function to treat 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // it like any other error in the system (except migration). 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.commit_result = SERVER_RETURN_INVALID_CREDENTIAL; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffRetrySeconds, 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.commit_result = SERVER_RETURN_MIGRATION_DONE; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.commit_result = NETWORK_CONNECTION_UNAVAILABLE; 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) state.commit_result = SERVER_RETURN_CONFLICT; 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(BackoffDelayProviderTest, GetInitialDelayWithOverride) { 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<BackoffDelayProvider> delay( 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BackoffDelayProvider::WithShortInitialRetryOverride()); 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sessions::ModelNeutralState state; 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_get_key_result = SYNC_SERVER_ERROR; 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffShortRetrySeconds, 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_get_key_result = UNSET; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SERVER_RETURN_MIGRATION_DONE; 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SERVER_RETURN_TRANSIENT_ERROR; 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffShortRetrySeconds, 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SERVER_RESPONSE_VALIDATION_FAILED; 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffShortRetrySeconds, 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 106a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch state.last_download_updates_result = DATATYPE_TRIGGERED_RETRY; 107a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 108a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch delay->GetInitialDelay(state).InSeconds()); 109a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.last_download_updates_result = SYNCER_OK; 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Note that updating credentials triggers a canary job, trumping 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the initial delay, but in theory we still expect this function to treat 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // it like any other error in the system (except migration). 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.commit_result = SERVER_RETURN_INVALID_CREDENTIAL; 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffShortRetrySeconds, 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state.commit_result = SERVER_RETURN_MIGRATION_DONE; 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) state.commit_result = SERVER_RETURN_CONFLICT; 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(kInitialBackoffImmediateRetrySeconds, 1242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delay->GetInitialDelay(state).InSeconds()); 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace syncer 128