| /* |
| * 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 "SkData.h" |
| #include "SkMallocPixelRef.h" |
| #include "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 = {10, 13, kPMColor_SkColorType, kPremul_SkAlphaType}; |
| { |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewAllocate(info, info.minRowBytes() - 1, NULL)); |
| // rowbytes too small. |
| REPORTER_ASSERT(reporter, NULL == pr.get()); |
| } |
| { |
| size_t rowBytes = info.minRowBytes() - 1; |
| size_t size = info.getSafeSize(rowBytes); |
| void* addr = sk_malloc_throw(size); |
| SkAutoDataUnref data(SkData::NewFromMalloc(addr, size)); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewWithData(info, rowBytes, |
| NULL, data.get())); |
| // rowbytes too small. |
| REPORTER_ASSERT(reporter, NULL == pr.get()); |
| } |
| { |
| size_t rowBytes = info.minRowBytes() + 2; |
| size_t size = info.getSafeSize(rowBytes) - 1; |
| void* addr = sk_malloc_throw(size); |
| SkAutoDataUnref data(SkData::NewFromMalloc(addr, size)); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewWithData(info, rowBytes, NULL, |
| data.get())); |
| // data too small. |
| REPORTER_ASSERT(reporter, NULL == pr.get()); |
| } |
| size_t rowBytes = info.minRowBytes() + 7; |
| size_t size = info.getSafeSize(rowBytes) + 9; |
| { |
| SkAutoMalloc memory(size); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewDirect(info, memory.get(), rowBytes, NULL)); |
| REPORTER_ASSERT(reporter, pr.get() != NULL); |
| REPORTER_ASSERT(reporter, memory.get() == pr->pixels()); |
| } |
| { |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewAllocate(info, rowBytes, NULL)); |
| REPORTER_ASSERT(reporter, pr.get() != NULL); |
| REPORTER_ASSERT(reporter, NULL != pr->pixels()); |
| } |
| { |
| void* addr = static_cast<void*>(new uint8_t[size]); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewWithProc(info, rowBytes, NULL, addr, |
| delete_uint8_proc, NULL)); |
| REPORTER_ASSERT(reporter, pr.get() != NULL); |
| REPORTER_ASSERT(reporter, addr == pr->pixels()); |
| } |
| { |
| int x = 0; |
| SkAutoMalloc memory(size); |
| REPORTER_ASSERT(reporter, memory.get() != NULL); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewWithProc(info, rowBytes, NULL, |
| memory.get(), set_to_one_proc, |
| static_cast<void*>(&x))); |
| REPORTER_ASSERT(reporter, pr.get() != NULL); |
| REPORTER_ASSERT(reporter, memory.get() == pr->pixels()); |
| REPORTER_ASSERT(reporter, 0 == x); |
| pr.reset(NULL); |
| // 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 != NULL); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewWithProc(info, rowBytes, NULL, addr, |
| delete_uint8_proc, NULL)); |
| REPORTER_ASSERT(reporter, addr == pr->pixels()); |
| } |
| { |
| void* addr = sk_malloc_throw(size); |
| SkAutoDataUnref data(SkData::NewFromMalloc(addr, size)); |
| REPORTER_ASSERT(reporter, data.get() != NULL); |
| SkData* dataPtr = data.get(); |
| REPORTER_ASSERT(reporter, dataPtr->unique()); |
| SkAutoTUnref<SkMallocPixelRef> pr( |
| SkMallocPixelRef::NewWithData(info, rowBytes, NULL, data.get(), 4)); |
| REPORTER_ASSERT(reporter, !(dataPtr->unique())); |
| data.reset(NULL); |
| REPORTER_ASSERT(reporter, dataPtr->unique()); |
| REPORTER_ASSERT(reporter, |
| static_cast<const void*>(dataPtr->bytes() + 4) == pr->pixels()); |
| } |
| } |