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0a295c027d
Adds dawn_native::ResetDeviceInternal, which allows us to destroy and create a new ID3D12Device. The device should be reset after every test when GPU-based validation is enabled in order to prevent GBV objects from using a significant amount of memory over time. Bug: dawn:623 Change-Id: I654d093d993ab0198c6c240bd0f3f843d2762680 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/41340 Reviewed-by: Austin Eng <enga@chromium.org> Reviewed-by: Rafael Cintron <rafael.cintron@microsoft.com> Commit-Queue: Brandon Jones <brandon1.jones@intel.com>
108 lines
4.2 KiB
C++
108 lines
4.2 KiB
C++
// Copyright 2021 The Dawn Authors
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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#include "dawn/dawn_proc.h"
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#include "tests/DawnTest.h"
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#include "utils/SystemUtils.h"
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#include "utils/WGPUHelpers.h"
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class DeviceInitializationTest : public testing::Test {
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void SetUp() override {
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dawnProcSetProcs(&dawn_native::GetProcs());
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}
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void TearDown() override {
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dawnProcSetProcs(nullptr);
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}
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};
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// Test that device operations are still valid if the reference to the instance
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// is dropped.
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TEST_F(DeviceInitializationTest, DeviceOutlivesInstance) {
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// Get properties of all available adapters and then free the instance.
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// We want to create a device on a fresh instance and adapter each time.
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std::vector<wgpu::AdapterProperties> availableAdapterProperties;
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{
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auto instance = std::make_unique<dawn_native::Instance>();
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instance->DiscoverDefaultAdapters();
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for (const dawn_native::Adapter& adapter : instance->GetAdapters()) {
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wgpu::AdapterProperties properties;
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adapter.GetProperties(&properties);
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if (properties.backendType == wgpu::BackendType::Null) {
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continue;
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}
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availableAdapterProperties.push_back(properties);
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}
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}
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for (const wgpu::AdapterProperties& desiredProperties : availableAdapterProperties) {
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wgpu::Device device;
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auto instance = std::make_unique<dawn_native::Instance>();
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instance->DiscoverDefaultAdapters();
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for (dawn_native::Adapter& adapter : instance->GetAdapters()) {
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wgpu::AdapterProperties properties;
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adapter.GetProperties(&properties);
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if (properties.deviceID == desiredProperties.deviceID &&
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properties.vendorID == desiredProperties.vendorID &&
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properties.adapterType == desiredProperties.adapterType &&
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properties.backendType == desiredProperties.backendType) {
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// Create the device, destroy the instance, and break out of the loop.
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dawn_native::DeviceDescriptor deviceDescriptor = {};
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device = wgpu::Device::Acquire(adapter.CreateDevice(&deviceDescriptor));
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instance.reset();
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break;
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}
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}
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// Now, test that the device can still be used by testing a buffer copy.
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wgpu::Buffer src =
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utils::CreateBufferFromData<uint32_t>(device, wgpu::BufferUsage::CopySrc, {1, 2, 3, 4});
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wgpu::Buffer dst = utils::CreateBufferFromData<uint32_t>(
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device, wgpu::BufferUsage::CopyDst | wgpu::BufferUsage::MapRead, {0, 0, 0, 0});
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wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
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encoder.CopyBufferToBuffer(src, 0, dst, 0, 4 * sizeof(uint32_t));
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wgpu::CommandBuffer commands = encoder.Finish();
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device.GetQueue().Submit(1, &commands);
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bool done = false;
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dst.MapAsync(
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wgpu::MapMode::Read, 0, 4 * sizeof(uint32_t),
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[](WGPUBufferMapAsyncStatus status, void* userdata) {
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EXPECT_EQ(status, WGPUBufferMapAsyncStatus_Success);
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*static_cast<bool*>(userdata) = true;
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},
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&done);
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// Note: we can't actually test this if Tick moves over to
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// wgpuInstanceProcessEvents. We can still test that object creation works
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// without crashing.
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while (!done) {
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device.Tick();
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utils::USleep(100);
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}
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const uint32_t* mapping = static_cast<const uint32_t*>(dst.GetConstMappedRange());
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EXPECT_EQ(mapping[0], 1u);
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EXPECT_EQ(mapping[1], 2u);
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EXPECT_EQ(mapping[2], 3u);
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EXPECT_EQ(mapping[3], 4u);
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}
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}
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