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- /*
- * Copyright 2013 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #include "include/core/SkData.h"
- #include "include/core/SkMallocPixelRef.h"
- #include "src/core/SkAutoMalloc.h"
- #include "tests/Test.h"
- static void delete_uint8_proc(void* ptr, void*) {
- delete[] static_cast<uint8_t*>(ptr);
- }
- static void set_to_one_proc(void*, void* context) {
- *(static_cast<int*>(context)) = 1;
- }
- /**
- * This test contains basic sanity checks concerning SkMallocPixelRef.
- */
- DEF_TEST(MallocPixelRef, reporter) {
- REPORTER_ASSERT(reporter, true);
- SkImageInfo info = SkImageInfo::MakeN32Premul(10, 13);
- {
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeAllocate(info, info.minRowBytes() - 1));
- // rowbytes too small.
- REPORTER_ASSERT(reporter, nullptr == pr.get());
- }
- {
- size_t rowBytes = info.minRowBytes() - 1;
- size_t size = info.computeByteSize(rowBytes);
- sk_sp<SkData> data(SkData::MakeUninitialized(size));
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeWithData(info, rowBytes, data));
- // rowbytes too small.
- REPORTER_ASSERT(reporter, nullptr == pr.get());
- }
- {
- size_t rowBytes = info.minRowBytes() + 2;
- size_t size = info.computeByteSize(rowBytes) - 1;
- sk_sp<SkData> data(SkData::MakeUninitialized(size));
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeWithData(info, rowBytes, data));
- // data too small.
- REPORTER_ASSERT(reporter, nullptr == pr.get());
- }
- size_t rowBytes = info.minRowBytes() + 7;
- size_t size = info.computeByteSize(rowBytes) + 9;
- {
- SkAutoMalloc memory(size);
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeDirect(info, memory.get(), rowBytes));
- REPORTER_ASSERT(reporter, pr.get() != nullptr);
- REPORTER_ASSERT(reporter, memory.get() == pr->pixels());
- }
- {
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeAllocate(info, rowBytes));
- REPORTER_ASSERT(reporter, pr.get() != nullptr);
- REPORTER_ASSERT(reporter, pr->pixels());
- }
- {
- void* addr = static_cast<void*>(new uint8_t[size]);
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeWithProc(info, rowBytes, addr, delete_uint8_proc, nullptr));
- REPORTER_ASSERT(reporter, pr.get() != nullptr);
- REPORTER_ASSERT(reporter, addr == pr->pixels());
- }
- {
- int x = 0;
- SkAutoMalloc memory(size);
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeWithProc(info, rowBytes,
- memory.get(), set_to_one_proc,
- static_cast<void*>(&x)));
- REPORTER_ASSERT(reporter, pr.get() != nullptr);
- REPORTER_ASSERT(reporter, memory.get() == pr->pixels());
- REPORTER_ASSERT(reporter, 0 == x);
- pr.reset(nullptr);
- // make sure that set_to_one_proc was called.
- REPORTER_ASSERT(reporter, 1 == x);
- }
- {
- int x = 0;
- SkAutoMalloc memory(size);
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeWithProc(SkImageInfo::MakeN32Premul(-1, -1), rowBytes,
- memory.get(), set_to_one_proc,
- static_cast<void*>(&x)));
- REPORTER_ASSERT(reporter, pr.get() == nullptr);
- // make sure that set_to_one_proc was called.
- REPORTER_ASSERT(reporter, 1 == x);
- }
- {
- void* addr = static_cast<void*>(new uint8_t[size]);
- REPORTER_ASSERT(reporter, addr != nullptr);
- sk_sp<SkPixelRef> pr(
- SkMallocPixelRef::MakeWithProc(info, rowBytes, addr,
- delete_uint8_proc, nullptr));
- REPORTER_ASSERT(reporter, addr == pr->pixels());
- }
- {
- sk_sp<SkData> data(SkData::MakeUninitialized(size));
- SkData* dataPtr = data.get();
- REPORTER_ASSERT(reporter, dataPtr->unique());
- sk_sp<SkPixelRef> pr = SkMallocPixelRef::MakeWithData(info, rowBytes, data);
- REPORTER_ASSERT(reporter, !(dataPtr->unique()));
- data.reset(nullptr);
- REPORTER_ASSERT(reporter, dataPtr->unique());
- REPORTER_ASSERT(reporter, dataPtr->data() == pr->pixels());
- }
- }
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