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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkReader32.h"
#include "SkWriter32.h"
#include "Test.h"
static void test1(skiatest::Reporter* reporter, SkWriter32* writer) {
const uint32_t data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
for (size_t i = 0; i < SK_ARRAY_COUNT(data); ++i) {
REPORTER_ASSERT(reporter, i*4 == writer->size());
writer->write32(data[i]);
uint32_t* addr = writer->peek32(i * 4);
REPORTER_ASSERT(reporter, data[i] == *addr);
}
char buffer[sizeof(data)];
REPORTER_ASSERT(reporter, sizeof(buffer) == writer->size());
writer->flatten(buffer);
REPORTER_ASSERT(reporter, !memcmp(data, buffer, sizeof(buffer)));
}
static void test2(skiatest::Reporter* reporter, SkWriter32* writer) {
static const char gStr[] = "abcdefghimjklmnopqrstuvwxyz";
size_t i;
size_t len = 0;
for (i = 0; i <= 26; ++i) {
len += SkWriter32::WriteStringSize(gStr, i);
writer->writeString(gStr, i);
}
REPORTER_ASSERT(reporter, writer->size() == len);
SkAutoMalloc storage(len);
writer->flatten(storage.get());
SkReader32 reader;
reader.setMemory(storage.get(), len);
for (i = 0; i <= 26; ++i) {
REPORTER_ASSERT(reporter, !reader.eof());
const char* str = reader.readString(&len);
REPORTER_ASSERT(reporter, i == len);
REPORTER_ASSERT(reporter, strlen(str) == len);
REPORTER_ASSERT(reporter, !memcmp(str, gStr, len));
}
REPORTER_ASSERT(reporter, reader.eof());
}
static void Tests(skiatest::Reporter* reporter) {
// dynamic allocator
{
SkWriter32 writer(256 * 4);
REPORTER_ASSERT(reporter, NULL == writer.getSingleBlock());
test1(reporter, &writer);
writer.reset();
test2(reporter, &writer);
}
// single-block
{
SkWriter32 writer(0);
uint32_t storage[256];
REPORTER_ASSERT(reporter, NULL == writer.getSingleBlock());
writer.reset(storage, sizeof(storage));
REPORTER_ASSERT(reporter, (void*)storage == writer.getSingleBlock());
test1(reporter, &writer);
writer.reset(storage, sizeof(storage));
test2(reporter, &writer);
}
}
#include "TestClassDef.h"
DEFINE_TESTCLASS("Writer32", Writer32Class, Tests)
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