91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
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/*
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Copyright 2011 Google Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "SkReader32.h"
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#include "SkWriter32.h"
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#include "Test.h"
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static void test1(skiatest::Reporter* reporter, SkWriter32* writer) {
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const uint32_t data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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for (size_t i = 0; i < SK_ARRAY_COUNT(data); ++i) {
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REPORTER_ASSERT(reporter, i*4 == writer->size());
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writer->write32(data[i]);
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uint32_t* addr = writer->peek32(i * 4);
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REPORTER_ASSERT(reporter, data[i] == *addr);
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}
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char buffer[sizeof(data)];
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REPORTER_ASSERT(reporter, sizeof(buffer) == writer->size());
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writer->flatten(buffer);
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REPORTER_ASSERT(reporter, !memcmp(data, buffer, sizeof(buffer)));
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}
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static void test2(skiatest::Reporter* reporter, SkWriter32* writer) {
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static const char gStr[] = "abcdefghimjklmnopqrstuvwxyz";
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size_t i;
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size_t len = 0;
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for (i = 0; i <= 26; ++i) {
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len += SkWriter32::WriteStringSize(gStr, i);
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writer->writeString(gStr, i);
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}
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REPORTER_ASSERT(reporter, writer->size() == len);
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SkAutoMalloc storage(len);
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writer->flatten(storage.get());
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SkReader32 reader;
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reader.setMemory(storage.get(), len);
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for (i = 0; i <= 26; ++i) {
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REPORTER_ASSERT(reporter, !reader.eof());
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const char* str = reader.readString(&len);
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REPORTER_ASSERT(reporter, i == len);
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REPORTER_ASSERT(reporter, strlen(str) == len);
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REPORTER_ASSERT(reporter, !memcmp(str, gStr, len));
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}
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REPORTER_ASSERT(reporter, reader.eof());
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}
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static void Tests(skiatest::Reporter* reporter) {
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// dynamic allocator
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{
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SkWriter32 writer(256 * 4);
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REPORTER_ASSERT(reporter, NULL == writer.getSingleBlock());
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test1(reporter, &writer);
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writer.reset();
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test2(reporter, &writer);
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}
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// single-block
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{
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SkWriter32 writer(0);
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uint32_t storage[256];
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REPORTER_ASSERT(reporter, NULL == writer.getSingleBlock());
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writer.reset(storage, sizeof(storage));
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REPORTER_ASSERT(reporter, (void*)storage == writer.getSingleBlock());
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test1(reporter, &writer);
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writer.reset(storage, sizeof(storage));
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test2(reporter, &writer);
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}
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}
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#include "TestClassDef.h"
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DEFINE_TESTCLASS("Writer32", Writer32Class, Tests)
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