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1 // Copyright (c) 2013 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 "content/browser/loader/offline_policy.h" | |
6 | |
7 #include "base/command_line.h" | |
8 #include "content/public/common/content_switches.h" | |
9 #include "net/base/load_flags.h" | |
10 #include "net/http/http_response_info.h" | |
11 #include "testing/gtest/include/gtest/gtest.h" | |
12 #include "webkit/common/resource_type.h" | |
13 | |
14 namespace content { | |
15 | |
16 class OfflinePolicyTest : public testing::Test { | |
17 protected: | |
18 virtual void SetUp() { | |
19 CommandLine::ForCurrentProcess()->AppendSwitch( | |
20 switches::kEnableOfflineCacheAccess); | |
21 policy_ = new OfflinePolicy; | |
22 } | |
23 | |
24 virtual void TearDown() { | |
25 delete policy_; | |
26 policy_ = NULL; | |
27 } | |
28 | |
29 OfflinePolicy* policy_; | |
30 }; | |
31 | |
32 // Confirm that the initial state of an offline object is to return | |
33 // LOAD_FROM_CACHE_IF_OFFLINE until it gets changed. | |
34 TEST_F(OfflinePolicyTest, InitialState) { | |
35 // Two loads without any reset, no UpdateStateForSuccessfullyStartedRequest. | |
36 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
37 policy_->GetAdditionalLoadFlags(0, true)); | |
38 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
39 policy_->GetAdditionalLoadFlags(0, false)); | |
40 } | |
41 | |
42 // Completion without any network probing doesn't change result value. | |
43 TEST_F(OfflinePolicyTest, CompletedUncertain) { | |
44 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
45 policy_->GetAdditionalLoadFlags(0, true)); | |
46 net::HttpResponseInfo response_info; | |
47 policy_->UpdateStateForSuccessfullyStartedRequest(response_info); | |
48 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
49 policy_->GetAdditionalLoadFlags(0, false)); | |
50 } | |
51 | |
52 // Completion with a failed network probe changes result value. | |
53 TEST_F(OfflinePolicyTest, CompletedNoNetwork) { | |
54 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
55 policy_->GetAdditionalLoadFlags(0, true)); | |
56 net::HttpResponseInfo response_info; | |
57 response_info.server_data_unavailable = true; | |
58 policy_->UpdateStateForSuccessfullyStartedRequest(response_info); | |
59 EXPECT_EQ(net::LOAD_ONLY_FROM_CACHE, | |
60 policy_->GetAdditionalLoadFlags(0, false)); | |
61 } | |
62 | |
63 // Completion with a successful network probe changes result value. | |
64 TEST_F(OfflinePolicyTest, CompletedNetwork) { | |
65 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
66 policy_->GetAdditionalLoadFlags(0, true)); | |
67 net::HttpResponseInfo response_info; | |
68 response_info.network_accessed = true; | |
69 policy_->UpdateStateForSuccessfullyStartedRequest(response_info); | |
70 EXPECT_EQ(0, policy_->GetAdditionalLoadFlags(0, false)); | |
71 } | |
72 | |
73 // A new navigation resets a state change. | |
74 TEST_F(OfflinePolicyTest, NewNavigationReset) { | |
75 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
76 policy_->GetAdditionalLoadFlags(0, true)); | |
77 net::HttpResponseInfo response_info; | |
78 response_info.network_accessed = true; | |
79 policy_->UpdateStateForSuccessfullyStartedRequest(response_info); | |
80 EXPECT_EQ(0, policy_->GetAdditionalLoadFlags(0, false)); | |
81 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
82 policy_->GetAdditionalLoadFlags(0, true)); | |
83 EXPECT_EQ(net::LOAD_FROM_CACHE_IF_OFFLINE, | |
84 policy_->GetAdditionalLoadFlags(0, false)); | |
85 } | |
86 | |
87 // Cache related flags inhibit the returning of any special flags. | |
88 TEST_F(OfflinePolicyTest, ConsumerFlagOverride) { | |
89 EXPECT_EQ(0, policy_->GetAdditionalLoadFlags(net::LOAD_BYPASS_CACHE, true)); | |
90 net::HttpResponseInfo response_info; | |
91 response_info.server_data_unavailable = true; | |
92 policy_->UpdateStateForSuccessfullyStartedRequest(response_info); | |
93 EXPECT_EQ(0, policy_->GetAdditionalLoadFlags(net::LOAD_BYPASS_CACHE, false)); | |
94 } | |
95 | |
96 } | |
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