You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.5 KiB
70 lines
2.5 KiB
/*
|
|
* Copyright 2018 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#define LOG_TAG "GraphicBufferTest"
|
|
|
|
#include <ui/GraphicBuffer.h>
|
|
|
|
#include <gtest/gtest.h>
|
|
|
|
namespace android {
|
|
|
|
namespace {
|
|
|
|
constexpr uint32_t kTestWidth = 1024;
|
|
constexpr uint32_t kTestHeight = 1;
|
|
constexpr uint32_t kTestLayerCount = 1;
|
|
constexpr uint64_t kTestUsage = GraphicBuffer::USAGE_SW_WRITE_OFTEN;
|
|
|
|
} // namespace
|
|
|
|
class GraphicBufferTest : public testing::Test {};
|
|
|
|
TEST_F(GraphicBufferTest, AllocateNoError) {
|
|
PixelFormat format = PIXEL_FORMAT_RGBA_8888;
|
|
sp<GraphicBuffer> gb(new GraphicBuffer(kTestWidth, kTestHeight, format, kTestLayerCount,
|
|
kTestUsage, std::string("test")));
|
|
ASSERT_EQ(NO_ERROR, gb->initCheck());
|
|
}
|
|
|
|
TEST_F(GraphicBufferTest, AllocateBadDimensions) {
|
|
PixelFormat format = PIXEL_FORMAT_RGBA_8888;
|
|
if (std::numeric_limits<size_t>::max() / std::numeric_limits<uint32_t>::max() /
|
|
bytesPerPixel(format) >=
|
|
std::numeric_limits<uint32_t>::max()) {
|
|
GTEST_SUCCEED() << "Cannot overflow with this format";
|
|
}
|
|
uint32_t width, height;
|
|
width = height = std::numeric_limits<uint32_t>::max();
|
|
sp<GraphicBuffer> gb(new GraphicBuffer(width, height, format, kTestLayerCount, kTestUsage,
|
|
std::string("test")));
|
|
ASSERT_EQ(BAD_VALUE, gb->initCheck());
|
|
|
|
const size_t targetArea = std::numeric_limits<size_t>::max() / bytesPerPixel(format);
|
|
const size_t widthCandidate = targetArea / std::numeric_limits<uint32_t>::max();
|
|
if (widthCandidate == 0) {
|
|
width = 1;
|
|
} else {
|
|
width = std::numeric_limits<uint32_t>::max();
|
|
}
|
|
height = (targetArea / width) + 1;
|
|
sp<GraphicBuffer> gb2(new GraphicBuffer(width, height, format, kTestLayerCount, kTestUsage,
|
|
std::string("test")));
|
|
ASSERT_EQ(BAD_VALUE, gb2->initCheck());
|
|
}
|
|
|
|
} // namespace android
|