156 lines
6.6 KiB
C++
156 lines
6.6 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/tests/unittests/wire/WireTest.h"
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#include "dawn/wire/WireClient.h"
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#include "dawn/wire/WireServer.h"
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namespace dawn::wire {
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namespace {
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using testing::Mock;
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using testing::Return;
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class WireInjectSwapChainTests : public WireTest {
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public:
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WireInjectSwapChainTests() {
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swapChainDesc = {};
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swapChainDesc.usage = WGPUTextureUsage_RenderAttachment;
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swapChainDesc.format = WGPUTextureFormat_RGBA8Unorm;
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swapChainDesc.width = 17;
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swapChainDesc.height = 42;
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swapChainDesc.presentMode = WGPUPresentMode_Mailbox;
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}
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~WireInjectSwapChainTests() override = default;
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WGPUSwapChainDescriptor swapChainDesc;
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};
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// Test that reserving and injecting a swapchain makes calls on the client object forward to the
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// server object correctly.
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TEST_F(WireInjectSwapChainTests, CallAfterReserveInject) {
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ReservedSwapChain reservation = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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WGPUSwapChain apiSwapchain = api.GetNewSwapChain();
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EXPECT_CALL(api, SwapChainReference(apiSwapchain));
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ASSERT_TRUE(GetWireServer()->InjectSwapChain(apiSwapchain, reservation.id,
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reservation.generation, reservation.deviceId,
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reservation.deviceGeneration));
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wgpuSwapChainPresent(reservation.swapchain);
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EXPECT_CALL(api, SwapChainPresent(apiSwapchain));
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FlushClient();
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}
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// Test that reserve correctly returns different IDs each time.
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TEST_F(WireInjectSwapChainTests, ReserveDifferentIDs) {
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ReservedSwapChain reservation1 = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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ReservedSwapChain reservation2 = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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ASSERT_NE(reservation1.id, reservation2.id);
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ASSERT_NE(reservation1.swapchain, reservation2.swapchain);
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}
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// Test that injecting the same id without a destroy first fails.
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TEST_F(WireInjectSwapChainTests, InjectExistingID) {
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ReservedSwapChain reservation = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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WGPUSwapChain apiSwapchain = api.GetNewSwapChain();
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EXPECT_CALL(api, SwapChainReference(apiSwapchain));
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ASSERT_TRUE(GetWireServer()->InjectSwapChain(apiSwapchain, reservation.id,
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reservation.generation, reservation.deviceId,
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reservation.deviceGeneration));
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// ID already in use, call fails.
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ASSERT_FALSE(GetWireServer()->InjectSwapChain(apiSwapchain, reservation.id,
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reservation.generation, reservation.deviceId,
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reservation.deviceGeneration));
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}
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// Test that the server only borrows the swapchain and does a single reference-release
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TEST_F(WireInjectSwapChainTests, InjectedSwapChainLifetime) {
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ReservedSwapChain reservation = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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// Injecting the swapchain adds a reference
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WGPUSwapChain apiSwapchain = api.GetNewSwapChain();
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EXPECT_CALL(api, SwapChainReference(apiSwapchain));
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ASSERT_TRUE(GetWireServer()->InjectSwapChain(apiSwapchain, reservation.id,
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reservation.generation, reservation.deviceId,
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reservation.deviceGeneration));
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// Releasing the swapchain removes a single reference.
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wgpuSwapChainRelease(reservation.swapchain);
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EXPECT_CALL(api, SwapChainRelease(apiSwapchain));
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FlushClient();
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// Deleting the server doesn't release a second reference.
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DeleteServer();
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Mock::VerifyAndClearExpectations(&api);
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}
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// Test that a swapchain reservation can be reclaimed. This is necessary to
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// avoid leaking ObjectIDs for reservations that are never injected.
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TEST_F(WireInjectSwapChainTests, ReclaimSwapChainReservation) {
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// Test that doing a reservation and full release is an error.
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{
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ReservedSwapChain reservation = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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wgpuSwapChainRelease(reservation.swapchain);
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FlushClient(false);
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}
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// Test that doing a reservation and then reclaiming it recycles the ID.
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{
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ReservedSwapChain reservation1 = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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GetWireClient()->ReclaimSwapChainReservation(reservation1);
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ReservedSwapChain reservation2 = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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// The ID is the same, but the generation is still different.
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ASSERT_EQ(reservation1.id, reservation2.id);
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ASSERT_NE(reservation1.generation, reservation2.generation);
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// No errors should occur.
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FlushClient();
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}
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}
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// Test that the texture's reflection is correct for injected swapchains in the wire.
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TEST_F(WireInjectSwapChainTests, SwapChainTextureReflection) {
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ReservedSwapChain reservation = GetWireClient()->ReserveSwapChain(device, &swapChainDesc);
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WGPUSwapChain apiSwapchain = api.GetNewSwapChain();
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EXPECT_CALL(api, SwapChainReference(apiSwapchain));
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ASSERT_TRUE(GetWireServer()->InjectSwapChain(apiSwapchain, reservation.id,
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reservation.generation, reservation.deviceId,
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reservation.deviceGeneration));
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WGPUTexture tex = wgpuSwapChainGetCurrentTexture(reservation.swapchain);
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WGPUTexture apiTex = api.GetNewTexture();
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EXPECT_CALL(api, SwapChainGetCurrentTexture(apiSwapchain)).WillOnce(Return(apiTex));
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FlushClient();
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EXPECT_EQ(swapChainDesc.width, wgpuTextureGetWidth(tex));
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EXPECT_EQ(swapChainDesc.height, wgpuTextureGetHeight(tex));
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EXPECT_EQ(swapChainDesc.usage, wgpuTextureGetUsage(tex));
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EXPECT_EQ(swapChainDesc.format, wgpuTextureGetFormat(tex));
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EXPECT_EQ(1u, wgpuTextureGetDepthOrArrayLayers(tex));
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EXPECT_EQ(1u, wgpuTextureGetMipLevelCount(tex));
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EXPECT_EQ(1u, wgpuTextureGetSampleCount(tex));
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EXPECT_EQ(WGPUTextureDimension_2D, wgpuTextureGetDimension(tex));
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}
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} // anonymous namespace
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} // namespace dawn::wire
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