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// Copyright 2021 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "dawn/tests/unittests/validation/ValidationTest.h"
#include "dawn/utils/WGPUHelpers.h"
class QueueWriteBufferValidationTest : public ValidationTest {
private:
void SetUp() override {
ValidationTest::SetUp();
queue = device.GetQueue();
}
protected:
wgpu::Buffer CreateBuffer(uint64_t size) {
wgpu::BufferDescriptor descriptor;
descriptor.size = size;
descriptor.usage = wgpu::BufferUsage::CopyDst;
return device.CreateBuffer(&descriptor);
}
wgpu::Queue queue;
};
// Test the success case for WriteBuffer
TEST_F(QueueWriteBufferValidationTest, Success) {
wgpu::Buffer buf = CreateBuffer(4);
uint32_t foo = 0x01020304;
queue.WriteBuffer(buf, 0, &foo, sizeof(foo));
}
// Test error case for WriteBuffer out of bounds
TEST_F(QueueWriteBufferValidationTest, OutOfBounds) {
wgpu::Buffer buf = CreateBuffer(4);
uint32_t foo[2] = {0, 0};
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, 0, foo, 8));
}
// Test error case for WriteBuffer out of bounds with an overflow
TEST_F(QueueWriteBufferValidationTest, OutOfBoundsOverflow) {
wgpu::Buffer buf = CreateBuffer(1024);
uint32_t foo[2] = {0, 0};
// An offset that when added to "4" would overflow to be zero and pass validation without
// overflow checks.
uint64_t offset = uint64_t(int64_t(0) - int64_t(4));
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, offset, foo, 4));
}
// Test error case for WriteBuffer with the wrong usage
TEST_F(QueueWriteBufferValidationTest, WrongUsage) {
wgpu::BufferDescriptor descriptor;
descriptor.size = 4;
descriptor.usage = wgpu::BufferUsage::Vertex;
wgpu::Buffer buf = device.CreateBuffer(&descriptor);
uint32_t foo = 0;
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, 0, &foo, sizeof(foo)));
}
// Test WriteBuffer with unaligned size
TEST_F(QueueWriteBufferValidationTest, UnalignedSize) {
wgpu::Buffer buf = CreateBuffer(4);
uint16_t value = 123;
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, 0, &value, sizeof(value)));
}
// Test WriteBuffer with unaligned offset
TEST_F(QueueWriteBufferValidationTest, UnalignedOffset) {
wgpu::Buffer buf = CreateBuffer(8);
uint32_t value = 0x01020304;
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, 2, &value, sizeof(value)));
}
// Test WriteBuffer with destroyed buffer
TEST_F(QueueWriteBufferValidationTest, DestroyedBuffer) {
wgpu::Buffer buf = CreateBuffer(4);
buf.Destroy();
uint32_t value = 0;
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, 0, &value, sizeof(value)));
}
// Test WriteBuffer with mapped buffer
TEST_F(QueueWriteBufferValidationTest, MappedBuffer) {
// mappedAtCreation
{
wgpu::BufferDescriptor descriptor;
descriptor.size = 4;
descriptor.usage = wgpu::BufferUsage::CopyDst;
descriptor.mappedAtCreation = true;
wgpu::Buffer buffer = device.CreateBuffer(&descriptor);
uint32_t value = 0;
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buffer, 0, &value, sizeof(value)));
}
// MapAsync
{
wgpu::BufferDescriptor descriptor;
descriptor.size = 4;
descriptor.usage = wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::MapRead;
wgpu::Buffer buf = device.CreateBuffer(&descriptor);
buf.MapAsync(wgpu::MapMode::Read, 0, 4, nullptr, nullptr);
uint32_t value = 0;
ASSERT_DEVICE_ERROR(queue.WriteBuffer(buf, 0, &value, sizeof(value)));
}
}