-
Notifications
You must be signed in to change notification settings - Fork 54
/
TestClassifier.cpp
137 lines (116 loc) · 4.64 KB
/
TestClassifier.cpp
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
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "Common.h"
#include "Classifier.h"
#include "LookupCacheV4.h"
#define GTEST_TABLE_V4 NS_LITERAL_CSTRING("gtest-malware-proto")
#define GTEST_TABLE_V2 NS_LITERAL_CSTRING("gtest-malware-simple")
typedef nsCString _Fragment;
typedef nsTArray<nsCString> _PrefixArray;
static RefPtr<Classifier> GetClassifier() {
nsCOMPtr<nsIFile> file;
NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, getter_AddRefs(file));
RefPtr<Classifier> classifier = new Classifier();
nsresult rv = classifier->Open(*file);
EXPECT_TRUE(rv == NS_OK);
return classifier;
}
static nsresult SetupLookupCacheV4(RefPtr<Classifier> classifier,
const _PrefixArray& aPrefixArray,
const nsACString& aTable) {
RefPtr<LookupCache> lookupCache = classifier->GetLookupCache(aTable, false);
if (!lookupCache) {
return NS_ERROR_FAILURE;
}
RefPtr<LookupCacheV4> lookupCacheV4 =
LookupCache::Cast<LookupCacheV4>(lookupCache);
if (!lookupCacheV4) {
return NS_ERROR_FAILURE;
}
PrefixStringMap map;
PrefixArrayToPrefixStringMap(aPrefixArray, map);
return lookupCacheV4->Build(map);
}
static nsresult SetupLookupCacheV2(RefPtr<Classifier> classifier,
const _PrefixArray& aPrefixArray,
const nsACString& aTable) {
RefPtr<LookupCache> lookupCache = classifier->GetLookupCache(aTable, false);
if (!lookupCache) {
return NS_ERROR_FAILURE;
}
RefPtr<LookupCacheV2> lookupCacheV2 =
LookupCache::Cast<LookupCacheV2>(lookupCache);
if (!lookupCacheV2) {
return NS_ERROR_FAILURE;
}
AddPrefixArray prefixes;
AddCompleteArray completions;
nsresult rv = PrefixArrayToAddPrefixArrayV2(aPrefixArray, prefixes);
if (NS_FAILED(rv)) {
return rv;
}
EntrySort(prefixes);
return lookupCacheV2->Build(prefixes, completions);
}
static void TestReadNoiseEntries(RefPtr<Classifier> classifier,
const _PrefixArray& aPrefixArray,
const nsCString& aTable,
const nsCString& aFragment) {
Completion lookupHash;
lookupHash.FromPlaintext(aFragment);
RefPtr<LookupResult> result = new LookupResult;
result->hash.complete = lookupHash;
PrefixArray noiseEntries;
uint32_t noiseCount = 3;
nsresult rv;
rv = classifier->ReadNoiseEntries(result->hash.fixedLengthPrefix, aTable,
noiseCount, noiseEntries);
ASSERT_TRUE(rv == NS_OK);
EXPECT_TRUE(noiseEntries.Length() > 0);
for (uint32_t i = 0; i < noiseEntries.Length(); i++) {
// Test the noise entry should not equal the "real" hash request
EXPECT_NE(noiseEntries[i], result->hash.fixedLengthPrefix);
// Test the noise entry should exist in the cached prefix array
nsAutoCString partialHash;
partialHash.Assign(reinterpret_cast<char*>(&noiseEntries[i]), PREFIX_SIZE);
EXPECT_TRUE(aPrefixArray.Contains(partialHash));
}
}
TEST(UrlClassifier, ReadNoiseEntriesV4) {
RefPtr<Classifier> classifier = GetClassifier();
_PrefixArray array = {
GeneratePrefix(_Fragment("bravo.com/"), 5),
GeneratePrefix(_Fragment("browsing.com/"), 9),
GeneratePrefix(_Fragment("gound.com/"), 4),
GeneratePrefix(_Fragment("small.com/"), 4),
GeneratePrefix(_Fragment("gdfad.com/"), 4),
GeneratePrefix(_Fragment("afdfound.com/"), 4),
GeneratePrefix(_Fragment("dffa.com/"), 4),
};
array.Sort();
nsresult rv;
rv = SetupLookupCacheV4(classifier, array, GTEST_TABLE_V4);
ASSERT_TRUE(rv == NS_OK);
TestReadNoiseEntries(classifier, array, GTEST_TABLE_V4,
_Fragment("gound.com/"));
}
TEST(UrlClassifier, ReadNoiseEntriesV2) {
RefPtr<Classifier> classifier = GetClassifier();
_PrefixArray array = {
GeneratePrefix(_Fragment("helloworld.com/"), 4),
GeneratePrefix(_Fragment("firefox.com/"), 4),
GeneratePrefix(_Fragment("chrome.com/"), 4),
GeneratePrefix(_Fragment("safebrowsing.com/"), 4),
GeneratePrefix(_Fragment("opera.com/"), 4),
GeneratePrefix(_Fragment("torbrowser.com/"), 4),
GeneratePrefix(_Fragment("gfaads.com/"), 4),
GeneratePrefix(_Fragment("qggdsas.com/"), 4),
GeneratePrefix(_Fragment("nqtewq.com/"), 4),
};
nsresult rv;
rv = SetupLookupCacheV2(classifier, array, GTEST_TABLE_V2);
ASSERT_TRUE(rv == NS_OK);
TestReadNoiseEntries(classifier, array, GTEST_TABLE_V2,
_Fragment("helloworld.com/"));
}