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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/ipc/service/gpu_channel.h"
#include <stdint.h>
#include "base/run_loop.h"
#include "base/test/test_simple_task_runner.h"
#include "build/build_config.h"
#include "gpu/ipc/common/command_buffer_id.h"
#include "gpu/ipc/common/gpu_channel.mojom.h"
#include "gpu/ipc/service/gpu_channel_manager.h"
#include "gpu/ipc/service/gpu_channel_test_common.h"
namespace gpu {
class GpuChannelTest : public GpuChannelTestCommon {
public:
GpuChannelTest() : GpuChannelTestCommon(true /* use_stub_bindings */) {}
~GpuChannelTest() override = default;
};
TEST_F(GpuChannelTest, CreateOffscreenCommandBuffer) {
int32_t kClientId = 1;
GpuChannel* channel = CreateChannel(kClientId, true);
ASSERT_TRUE(channel);
int32_t kRouteId =
static_cast<int32_t>(GpuChannelReservedRoutes::kMaxValue) + 1;
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = MSG_ROUTING_NONE;
init_params->stream_id = 0;
init_params->stream_priority = SchedulingPriority::kNormal;
init_params->attribs = ContextCreationAttribs();
init_params->active_url = GURL();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kRouteId,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kSuccess);
CommandBufferStub* stub = channel->LookupCommandBuffer(kRouteId);
EXPECT_TRUE(stub);
}
TEST_F(GpuChannelTest, IncompatibleStreamIds) {
int32_t kClientId = 1;
GpuChannel* channel = CreateChannel(kClientId, true);
ASSERT_TRUE(channel);
// Create first context.
int32_t kRouteId1 =
static_cast<int32_t>(GpuChannelReservedRoutes::kMaxValue) + 1;
int32_t kStreamId1 = 1;
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = MSG_ROUTING_NONE;
init_params->stream_id = kStreamId1;
init_params->stream_priority = SchedulingPriority::kNormal;
auto init_params2 = init_params.Clone();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kRouteId1,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kSuccess);
CommandBufferStub* stub = channel->LookupCommandBuffer(kRouteId1);
EXPECT_TRUE(stub);
// Create second context in same share group but different stream.
int32_t kRouteId2 = kRouteId1 + 1;
int32_t kStreamId2 = 2;
init_params2->share_group_id = kRouteId1;
init_params2->stream_id = kStreamId2;
init_params2->stream_priority = SchedulingPriority::kNormal;
CreateCommandBuffer(*channel, std::move(init_params2), kRouteId2,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kFatalFailure);
stub = channel->LookupCommandBuffer(kRouteId2);
EXPECT_FALSE(stub);
}
TEST_F(GpuChannelTest, CreateFailsIfSharedContextIsLost) {
int32_t kClientId = 1;
GpuChannel* channel = CreateChannel(kClientId, false);
ASSERT_TRUE(channel);
// Create first context, we will share this one.
int32_t kSharedRouteId =
static_cast<int32_t>(GpuChannelReservedRoutes::kMaxValue) + 1;
{
SCOPED_TRACE("kSharedRouteId");
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = MSG_ROUTING_NONE;
init_params->stream_id = 0;
init_params->stream_priority = SchedulingPriority::kNormal;
init_params->attribs = ContextCreationAttribs();
init_params->active_url = GURL();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kSharedRouteId,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kSuccess);
}
EXPECT_TRUE(channel->LookupCommandBuffer(kSharedRouteId));
// This context shares with the first one, this should be possible.
int32_t kFriendlyRouteId = kSharedRouteId + 1;
{
SCOPED_TRACE("kFriendlyRouteId");
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = kSharedRouteId;
init_params->stream_id = 0;
init_params->stream_priority = SchedulingPriority::kNormal;
init_params->attribs = ContextCreationAttribs();
init_params->active_url = GURL();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kFriendlyRouteId,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kSuccess);
}
EXPECT_TRUE(channel->LookupCommandBuffer(kFriendlyRouteId));
// The shared context is lost.
channel->LookupCommandBuffer(kSharedRouteId)->MarkContextLost();
// Meanwhile another context is being made pointing to the shared one. This
// should fail.
int32_t kAnotherRouteId = kFriendlyRouteId + 1;
{
SCOPED_TRACE("kAnotherRouteId");
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = kSharedRouteId;
init_params->stream_id = 0;
init_params->stream_priority = SchedulingPriority::kNormal;
init_params->attribs = ContextCreationAttribs();
init_params->active_url = GURL();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kAnotherRouteId,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kTransientFailure);
}
EXPECT_FALSE(channel->LookupCommandBuffer(kAnotherRouteId));
// The lost context is still around though (to verify the failure happened due
// to the shared context being lost, not due to it being deleted).
EXPECT_TRUE(channel->LookupCommandBuffer(kSharedRouteId));
// Destroy the command buffers we initialized before destoying GL.
channel->DestroyCommandBuffer(kFriendlyRouteId);
channel->DestroyCommandBuffer(kSharedRouteId);
}
class GpuChannelExitForContextLostTest : public GpuChannelTestCommon {
public:
GpuChannelExitForContextLostTest()
: GpuChannelTestCommon({EXIT_ON_CONTEXT_LOST} /* enabled_workarounds */,
true /* use_stub_bindings */) {}
};
TEST_F(GpuChannelExitForContextLostTest,
CreateFailsDuringLostContextShutdown_1) {
int32_t kClientId = 1;
GpuChannel* channel = CreateChannel(kClientId, false);
ASSERT_TRUE(channel);
// Put channel manager into shutdown state.
channel_manager()->OnContextLost(-1 /* context_lost_count */,
false /* synthetic_loss */,
error::ContextLostReason::kUnknown);
// Calling OnContextLost() above may destroy the gpu channel via post task.
// Ensure that post task has happened.
base::RunLoop().RunUntilIdle();
// If the channel is destroyed, then skip the test.
if (!channel_manager()->LookupChannel(kClientId))
return;
// Try to create a context.
int32_t kRouteId =
static_cast<int32_t>(GpuChannelReservedRoutes::kMaxValue) + 1;
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = MSG_ROUTING_NONE;
init_params->stream_id = 0;
init_params->stream_priority = SchedulingPriority::kNormal;
init_params->attribs = ContextCreationAttribs();
init_params->active_url = GURL();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kRouteId,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kTransientFailure);
EXPECT_FALSE(channel->LookupCommandBuffer(kRouteId));
}
TEST_F(GpuChannelExitForContextLostTest,
CreateFailsDuringLostContextShutdown_2) {
// Put channel manager into shutdown state. Do this before creating a channel,
// as doing this may destroy any active channels.
channel_manager()->OnContextLost(-1 /* context_lost_count */,
false /* synthetic_loss */,
error::ContextLostReason::kUnknown);
int32_t kClientId = 1;
GpuChannel* channel = CreateChannel(kClientId, false);
ASSERT_TRUE(channel);
// Try to create a context.
int32_t kRouteId =
static_cast<int32_t>(GpuChannelReservedRoutes::kMaxValue) + 1;
auto init_params = mojom::CreateCommandBufferParams::New();
init_params->share_group_id = MSG_ROUTING_NONE;
init_params->stream_id = 0;
init_params->stream_priority = SchedulingPriority::kNormal;
init_params->attribs = ContextCreationAttribs();
init_params->active_url = GURL();
gpu::ContextResult result = gpu::ContextResult::kSuccess;
gpu::Capabilities capabilities;
gpu::GLCapabilities gl_capabilities;
CreateCommandBuffer(*channel, std::move(init_params), kRouteId,
GetSharedMemoryRegion(), &result, &capabilities,
&gl_capabilities);
EXPECT_EQ(result, gpu::ContextResult::kTransientFailure);
EXPECT_FALSE(channel->LookupCommandBuffer(kRouteId));
}
} // namespace gpu
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