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add endian tests (reviewed by bungeman)

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git-svn-id: http://skia.googlecode.com/svn/trunk@8993 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
reed@google.com 2013-05-03 18:06:31 +00:00
parent b4ca46d748
commit c9f81661c1
1 changed files with 43 additions and 0 deletions
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43
tests/MathTest.cpp
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@ -648,3 +648,46 @@ static void TestMath(skiatest::Reporter* reporter) {
#include "TestClassDef.h"
DEFINE_TESTCLASS("Math", MathTestClass, TestMath)
///////////////////////////////////////////////////////////////////////////////
#include "SkEndian.h"
template <typename T> struct PairRec {
T fYin;
T fYang;
};
static void TestEndian(skiatest::Reporter* reporter) {
static const PairRec<uint16_t> g16[] = {
{ 0x0, 0x0 },
{ 0xFFFF, 0xFFFF },
{ 0x1122, 0x2211 },
};
static const PairRec<uint32_t> g32[] = {
{ 0x0, 0x0 },
{ 0xFFFFFFFF, 0xFFFFFFFF },
{ 0x11223344, 0x44332211 },
};
static const PairRec<uint64_t> g64[] = {
{ 0x0, 0x0 },
{ 0xFFFFFFFFFFFFFFFFULL, 0xFFFFFFFFFFFFFFFFULL },
{ 0x1122334455667788ULL, 0x8877665544332211ULL },
};
REPORTER_ASSERT(reporter, 0x1122 == SkTEndianSwap16<0x2211>::value);
REPORTER_ASSERT(reporter, 0x11223344 == SkTEndianSwap32<0x44332211>::value);
REPORTER_ASSERT(reporter, 0x1122334455667788ULL == SkTEndianSwap64<0x8877665544332211ULL>::value);
for (size_t i = 0; i < SK_ARRAY_COUNT(g16); ++i) {
REPORTER_ASSERT(reporter, g16[i].fYang == SkEndianSwap16(g16[i].fYin));
}
for (size_t i = 0; i < SK_ARRAY_COUNT(g32); ++i) {
REPORTER_ASSERT(reporter, g32[i].fYang == SkEndianSwap32(g32[i].fYin));
}
for (size_t i = 0; i < SK_ARRAY_COUNT(g64); ++i) {
REPORTER_ASSERT(reporter, g64[i].fYang == SkEndianSwap64(g64[i].fYin));
}
}
DEFINE_TESTCLASS("Endian", EndianTestClass, TestEndian)