1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#include "base/logging.h"
#include "base/time.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "chrome/browser/safe_browsing/protocol_manager.h"
using base::Time;
using base::TimeDelta;
class SafeBrowsingProtocolManagerTest : public testing::Test {
};
// Ensure that we respect section 5 of the SafeBrowsing protocol specification.
TEST_F(SafeBrowsingProtocolManagerTest, TestBackOffTimes) {
SafeBrowsingProtocolManager pm(NULL, NULL, "", "");
pm.next_update_sec_ = 1800;
DCHECK(pm.back_off_fuzz_ >= 0.0 && pm.back_off_fuzz_ <= 1.0);
// No errors received so far.
EXPECT_EQ(pm.GetNextUpdateTime(false), 1800 * 1000);
// 1 error.
EXPECT_EQ(pm.GetNextUpdateTime(true), 60 * 1000);
// 2 errors.
int next_time = pm.GetNextUpdateTime(true) / (60 * 1000); // Minutes
EXPECT_TRUE(next_time >= 30 && next_time <= 60);
// 3 errors.
next_time = pm.GetNextUpdateTime(true) / (60 * 1000);
EXPECT_TRUE(next_time >= 60 && next_time <= 120);
// 4 errors.
next_time = pm.GetNextUpdateTime(true) / (60 * 1000);
EXPECT_TRUE(next_time >= 120 && next_time <= 240);
// 5 errors.
next_time = pm.GetNextUpdateTime(true) / (60 * 1000);
EXPECT_TRUE(next_time >= 240 && next_time <= 480);
// 6 errors, reached max backoff.
EXPECT_EQ(pm.GetNextUpdateTime(true), 480 * 60 * 1000);
// 7 errors.
EXPECT_EQ(pm.GetNextUpdateTime(true), 480 * 60 * 1000);
// Received a successful response.
EXPECT_EQ(pm.GetNextUpdateTime(false), 1800 * 1000);
}
// Test string combinations with and without MAC.
TEST_F(SafeBrowsingProtocolManagerTest, TestChunkStrings) {
SafeBrowsingProtocolManager pm(NULL, NULL, "", "");
// Add and Sub chunks.
SBListChunkRanges phish("goog-phish-shavar");
phish.adds = "1,4,6,8-20,99";
phish.subs = "16,32,64-96";
EXPECT_EQ(pm.FormatList(phish, false),
"goog-phish-shavar;a:1,4,6,8-20,99:s:16,32,64-96\n");
EXPECT_EQ(pm.FormatList(phish, true),
"goog-phish-shavar;a:1,4,6,8-20,99:s:16,32,64-96:mac\n");
// Add chunks only.
phish.subs = "";
EXPECT_EQ(pm.FormatList(phish, false),
"goog-phish-shavar;a:1,4,6,8-20,99\n");
EXPECT_EQ(pm.FormatList(phish, true),
"goog-phish-shavar;a:1,4,6,8-20,99:mac\n");
// Sub chunks only.
phish.adds = "";
phish.subs = "16,32,64-96";
EXPECT_EQ(pm.FormatList(phish, false), "goog-phish-shavar;s:16,32,64-96\n");
EXPECT_EQ(pm.FormatList(phish, true), "goog-phish-shavar;s:16,32,64-96:mac\n");
// No chunks of either type.
phish.adds = "";
phish.subs = "";
EXPECT_EQ(pm.FormatList(phish, false), "goog-phish-shavar;\n");
EXPECT_EQ(pm.FormatList(phish, true), "goog-phish-shavar;mac\n");
}
// Flakey, see http://code.google.com/p/chromium/issues/detail?id=1880
TEST_F(SafeBrowsingProtocolManagerTest, DISABLED_TestGetHashBackOffTimes) {
SafeBrowsingProtocolManager pm(NULL, NULL, "", "");
// No errors or back off time yet.
EXPECT_EQ(pm.gethash_error_count_, 0);
EXPECT_TRUE(pm.next_gethash_time_.is_null());
Time now = Time::Now();
// 1 error.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 1);
TimeDelta margin = TimeDelta::FromSeconds(5); // Fudge factor.
Time future = now + TimeDelta::FromMinutes(1);
EXPECT_TRUE(pm.next_gethash_time_ >= future - margin &&
pm.next_gethash_time_ <= future + margin);
// 2 errors.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 2);
EXPECT_TRUE(pm.next_gethash_time_ >= now + TimeDelta::FromMinutes(30));
EXPECT_TRUE(pm.next_gethash_time_ <= now + TimeDelta::FromMinutes(60));
// 3 errors.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 3);
EXPECT_TRUE(pm.next_gethash_time_ >= now + TimeDelta::FromMinutes(60));
EXPECT_TRUE(pm.next_gethash_time_ <= now + TimeDelta::FromMinutes(120));
// 4 errors.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 4);
EXPECT_TRUE(pm.next_gethash_time_ >= now + TimeDelta::FromMinutes(120));
EXPECT_TRUE(pm.next_gethash_time_ <= now + TimeDelta::FromMinutes(240));
// 5 errors.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 5);
EXPECT_TRUE(pm.next_gethash_time_ >= now + TimeDelta::FromMinutes(240));
EXPECT_TRUE(pm.next_gethash_time_ <= now + TimeDelta::FromMinutes(480));
// 6 errors, reached max backoff.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 6);
EXPECT_TRUE(pm.next_gethash_time_ == now + TimeDelta::FromMinutes(480));
// 7 errors.
pm.HandleGetHashError();
EXPECT_EQ(pm.gethash_error_count_, 7);
EXPECT_TRUE(pm.next_gethash_time_== now + TimeDelta::FromMinutes(480));
}
|
