| Flutter Impeller |

command_encoder_vk_unittests.cc
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include <thread>
6
7 #include "flutter/testing/testing.h" // IWYU pragma: keep
8 #include "fml/synchronization/waitable_event.h"
9 #include "impeller/renderer/backend/vulkan/test/mock_vulkan.h"
10 #include "impeller/renderer/command_buffer.h"
11
12 namespace impeller {
13 namespace testing {
14
15 TEST(CommandEncoderVKTest, DeleteEncoderAfterThreadDies) {
16 // Tests that when a CommandEncoderVK is deleted that it will clean up its
17 // command buffers before it cleans up its command pool.
18 std::shared_ptr<std::vector<std::string>> called_functions;
19 {
20 auto context = MockVulkanContextBuilder().Build();
21 called_functions = GetMockVulkanFunctions(context->GetDevice());
22 std::thread thread([&] { context->CreateCommandBuffer(); });
23 thread.join();
24 context->Shutdown();
25 }
26 auto destroy_pool =
27 std::find(called_functions->begin(), called_functions->end(),
28 "vkDestroyCommandPool");
29 auto free_buffers =
30 std::find(called_functions->begin(), called_functions->end(),
31 "vkFreeCommandBuffers");
32 EXPECT_TRUE(destroy_pool != called_functions->end());
33 EXPECT_TRUE(free_buffers != called_functions->end());
34 EXPECT_TRUE(free_buffers < destroy_pool);
35 }
36
37 TEST(CommandEncoderVKTest, CleanupAfterSubmit) {
38 // This tests deleting the TrackedObjects where the thread is killed before
39 // the fence waiter has disposed of them, making sure the command buffer and
40 // its pools are deleted in that order.
41 std::shared_ptr<std::vector<std::string>> called_functions;
42 {
43 fml::AutoResetWaitableEvent wait_for_submit;
44 fml::AutoResetWaitableEvent wait_for_thread_join;
45 auto context = MockVulkanContextBuilder().Build();
46 std::thread thread([&] {
47 auto buffer = context->CreateCommandBuffer();
48 context->GetCommandQueue()->Submit(
49 {buffer}, [&](CommandBuffer::Status status) {
50 ASSERT_EQ(status, CommandBuffer::Status::kCompleted);
51 wait_for_thread_join.Wait();
52 wait_for_submit.Signal();
53 });
54 });
55 thread.join();
56 wait_for_thread_join.Signal();
57 wait_for_submit.Wait();
58 called_functions = GetMockVulkanFunctions(context->GetDevice());
59 context->Shutdown();
60 }
61
62 auto destroy_pool =
63 std::find(called_functions->begin(), called_functions->end(),
64 "vkDestroyCommandPool");
65 auto free_buffers =
66 std::find(called_functions->begin(), called_functions->end(),
67 "vkFreeCommandBuffers");
68 EXPECT_TRUE(destroy_pool != called_functions->end());
69 EXPECT_TRUE(free_buffers != called_functions->end());
70 EXPECT_TRUE(free_buffers < destroy_pool);
71 }
72
73 } // namespace testing
74 } // namespace impeller
impeller::CommandBuffer::Status
Status
Definition: command_buffer.h:49
impeller::CommandBuffer::Status::kCompleted
@ kCompleted
command_buffer.h
impeller::testing::TEST
TEST(AllocationSizeTest, CanCreateTypedAllocations)
Definition: allocation_size_unittests.cc:10
impeller
Definition: allocation.cc:12