fune/toolkit/components/url-classifier/tests/gtest/TestSafebrowsingHash.cpp
Henry Chang cb6368734e Bug 1179301 - Restrict the SafeBrowsingHash size and make toUint32/fromUint32 more robust. r=gcp
MozReview-Commit-ID: EPQLeuab42W

--HG--
extra : rebase_source : d1e4f85a76e7766120c403192a956cfb579538a2
2016-08-18 14:42:13 +08:00

52 lines
No EOL
1.3 KiB
C++

#include "Entries.h"
#include "mozilla/EndianUtils.h"
TEST(SafebrowsingHash, ToFromUint32)
{
using namespace mozilla::safebrowsing;
// typedef SafebrowsingHash<PREFIX_SIZE, PrefixComparator> Prefix;
// typedef nsTArray<Prefix> PrefixArray;
const char PREFIX_RAW[4] = { 0x1, 0x2, 0x3, 0x4 };
uint32_t PREFIX_UINT32;
memcpy(&PREFIX_UINT32, PREFIX_RAW, 4);
Prefix p;
p.Assign(nsCString(PREFIX_RAW, 4));
ASSERT_EQ(p.ToUint32(), PREFIX_UINT32);
p.FromUint32(PREFIX_UINT32);
ASSERT_EQ(memcmp(PREFIX_RAW, p.buf, 4), 0);
}
TEST(SafebrowsingHash, Compare)
{
using namespace mozilla;
using namespace mozilla::safebrowsing;
Prefix p1, p2, p3;
// The order of p1,p2,p3 is "p1 == p3 < p2"
#if MOZ_LITTLE_ENDIAN
p1.Assign(nsCString("\x01\x00\x00\x00", 4));
p2.Assign(nsCString("\x00\x00\x00\x01", 4));
p3.Assign(nsCString("\x01\x00\x00\x00", 4));
#else
p1.Assign(nsCString("\x00\x00\x00\x01", 4));
p2.Assign(nsCString("\x01\x00\x00\x00", 4));
p3.Assign(nsCString("\x00\x00\x00\x01", 4));
#endif
// Make sure "p1 == p3 < p2" is true
// on both little and big endian machine.
ASSERT_EQ(p1.Compare(p2), -1);
ASSERT_EQ(p1.Compare(p1), 0);
ASSERT_EQ(p2.Compare(p1), 1);
ASSERT_EQ(p1.Compare(p3), 0);
ASSERT_TRUE(p1 < p2);
ASSERT_TRUE(p1 == p1);
ASSERT_TRUE(p1 == p3);
}