chromium/third_party/angle/src/tests/egl_tests/EGLMultiContextTest.cpp

//
// Copyright 2021 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// EGLMultiContextTest.cpp:
//   Tests relating to multiple non-shared Contexts.

#include <gtest/gtest.h>

#include "test_utils/ANGLETest.h"
#include "test_utils/MultiThreadSteps.h"
#include "test_utils/angle_test_configs.h"
#include "test_utils/gl_raii.h"
#include "util/EGLWindow.h"
#include "util/test_utils.h"

usingnamespaceangle;

namespace
{

EGLBoolean SafeDestroyContext(EGLDisplay display, EGLContext &context)
{ … }

class EGLMultiContextTest : public ANGLETest<>
{ … };

// Test that calling eglDeleteContext on a context that is not current succeeds.
TEST_P(EGLMultiContextTest, TestContextDestroySimple)
{ … }

// Test that an error is generated when using EGL objects after calling eglTerminate.
TEST_P(EGLMultiContextTest, NegativeTestAfterEglTerminate)
{ … }

// Test that a compute shader running in one thread will still work when rendering is happening in
// another thread (with non-shared contexts).  The non-shared context will still share a Vulkan
// command buffer.
TEST_P(EGLMultiContextTest, ComputeShaderOkayWithRendering)
{ … }

// Test that repeated EGL init + terminate with improper cleanup doesn't cause an OOM crash.
// To reproduce the OOM error -
//     1. Increase the loop count to a large number
//     2. Remove the call to "eglReleaseThread" in the for loop
TEST_P(EGLMultiContextTest, RepeatedEglInitAndTerminate)
{ … }

// Test that thread B can reuse the unterminated display created by thread A
// even after thread A is destroyed.
TEST_P(EGLMultiContextTest, ReuseUnterminatedDisplay)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.  Note that only validatity of the fence operations are tested here.  The test could
// potentially be enhanced with EGL images similarly to how
// MultithreadingTestES3::testFenceWithOpenRenderPass tests correctness of synchronization through
// a shared texture.
void EGLMultiContextTest::testFenceWithOpenRenderPass(FenceTest test, FlushMethod flushMethod)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.
TEST_P(EGLMultiContextTest, ThreadBClientWaitBeforeThreadASyncFlush)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.
TEST_P(EGLMultiContextTest, ThreadBServerWaitBeforeThreadASyncFlush)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.
TEST_P(EGLMultiContextTest, ThreadBGetStatusBeforeThreadASyncFlush)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.
TEST_P(EGLMultiContextTest, ThreadBClientWaitBeforeThreadASyncFinish)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.
TEST_P(EGLMultiContextTest, ThreadBServerWaitBeforeThreadASyncFinish)
{ … }

// Test that thread B can wait on thread A's sync before thread A flushes it, and wakes up after
// that.
TEST_P(EGLMultiContextTest, ThreadBGetStatusBeforeThreadASyncFinish)
{ … }

// Test that thread B can submit while three other threads are waiting for GPU to finish.
TEST_P(EGLMultiContextTest, ThreadBCanSubmitWhileThreadAWaiting)
{ … }

// Test that if there are any placeholder objects when the programs don't use any resources
// (such as textures), they can correctly be used in non-shared contexts (without causing
// double-free).
TEST_P(EGLMultiContextTest, NonSharedContextsReuseDescritorSetLayoutHandle)
{ … }

}  // anonymous namespace

GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(…);
ANGLE_INSTANTIATE_TEST_ES31(…);