int
main(int argc, char *argv[])
{
assert(sizeof(long long) == 8);
int num_unary_tests = 0, num_binary_tests = 0;
int num_ternary_tests = 0, num_qernary_tests = 0;
for (int i = 1; i < argc; ++i) {
if (strcmp(argv[i], "-v") == 0) ++verbose;
else if (strcmp(argv[i], "--help") == 0) {
printf("\nvbit-test [ -v | --help ]\n");
printf("\n\t-v verbose mode; show number of tests\n");
printf("\n\t-v -v verbose mode; shows IROps being tested\n");
printf("\n\t-v -v -v verbose mode, extreme edition\n\n");
return 0;
} else {
printf("%s ? Nothing happens.\n", argv[i]);
return 1;
}
}
if (! RUNNING_ON_VALGRIND) {
fprintf(stderr, "*** This program needs to run under memcheck.\n");
return 1;
}
setbuf(stdout, NULL); // make stdout unbuffered
fixup_irops(); // determine need for special handling
// Iterate over all primops
IROp first = Iop_INVALID + 1;
IROp last = Iop_LAST;
IROp opkind;
if (0) { // overwrite for debugging
first = Iop_CasCmpEQ8; last = first + 1;
}
// Iterate over all IROps in the enum type. That is the only way to
// make sure the operator is tested on at least one platform.
// Loop assumes no holes in the enumerator values
for (opkind = first; opkind < last; ++opkind) {
const irop_t *op = get_irop(opkind);
if (op == NULL) continue;
if (op->undef_kind == UNDEF_UNKNOWN) {
fprintf(stderr, "...skipping %s; unknown undef propagation\n",
op->name);
continue;
}
test_data_t *data = new_test_data(op);
if (verbose > 1) printf("Testing operator %s\n", op->name);
IRICB iricb = new_iricb(op, data);
valgrind_vex_init_for_iri(&iricb);
switch (iricb.num_operands) {
case 1:
num_unary_tests += test_unary_op(op, data);
break;
case 2:
num_binary_tests += test_binary_op(op, data);
break;
case 3:
num_ternary_tests += test_ternary_op(op, data);
break;
case 4:
num_qernary_tests += test_qernary_op(op, data);
break;
default:
panic("operator not handled");
}
free(data);
}
if (verbose)
printf("\nvbit-test ran %d unary, %d binary, %d ternary and"
" %d qernary tests.\n\n",
num_unary_tests, num_binary_tests, num_ternary_tests,
num_qernary_tests);
return 0;
}
static void TestFlate(skiatest::Reporter* reporter, SkMemoryStream* testStream,
size_t dataSize) {
SkASSERT(testStream != NULL);
SkAutoDataUnref testData(new_test_data(dataSize));
SkASSERT(testData->size() == dataSize);
testStream->setMemory(testData->data(), dataSize, /*copyData=*/ true);
SkDynamicMemoryWStream compressed;
bool deflateSuccess = SkFlate::Deflate(testStream, &compressed);
REPORTER_ASSERT(reporter, deflateSuccess);
// Check that the input data wasn't changed.
size_t inputSize = testStream->getLength();
if (inputSize == 0) {
inputSize = testStream->read(NULL, SkZeroSizeMemStream::kGetSizeKey);
}
REPORTER_ASSERT(reporter, dataSize == inputSize);
if (dataSize == inputSize) {
REPORTER_ASSERT(reporter, memcmp(testData->data(),
testStream->getMemoryBase(),
dataSize) == 0);
}
size_t compressedSize = compressed.getOffset();
SkAutoDataUnref compressedData(compressed.copyToData());
testStream->setData(compressedData.get());
SkDynamicMemoryWStream uncompressed;
bool inflateSuccess = SkFlate::Inflate(testStream, &uncompressed);
REPORTER_ASSERT(reporter, inflateSuccess);
// Check that the input data wasn't changed.
inputSize = testStream->getLength();
if (inputSize == 0) {
inputSize = testStream->read(NULL, SkZeroSizeMemStream::kGetSizeKey);
}
REPORTER_ASSERT(reporter, compressedSize == inputSize);
if (compressedData->size() == inputSize) {
REPORTER_ASSERT(reporter, memcmp(testStream->getMemoryBase(),
compressedData->data(),
compressedData->size()) == 0);
}
// Check that the uncompressed data matches the source data.
SkAutoDataUnref uncompressedData(uncompressed.copyToData());
REPORTER_ASSERT(reporter, dataSize == uncompressedData->size());
if (dataSize == uncompressedData->size()) {
REPORTER_ASSERT(reporter, memcmp(testData->data(),
uncompressedData->data(),
dataSize) == 0);
}
if (compressedSize < 1) { return; }
double compressionRatio = static_cast<double>(dataSize) / compressedSize;
// Assert that some compression took place.
REPORTER_ASSERT(reporter, compressionRatio > 1.2);
if (reporter->verbose()) {
SkDebugf("Flate Test: \t input size: " SK_SIZE_T_SPECIFIER
"\tcompressed size: " SK_SIZE_T_SPECIFIER
"\tratio: %.4g\n",
dataSize, compressedSize, compressionRatio);
}
}