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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <GLES2/gl2extchromium.h>
#include "base/threading/platform_thread.h"
#include "gpu/command_buffer/tests/gl_manager.h"
#include "gpu/command_buffer/tests/gl_test_utils.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace gpu {
class QueryTest : public testing::Test {
protected:
virtual void SetUp() {
gl_.Initialize(GLManager::Options());
}
virtual void TearDown() {
gl_.Destroy();
}
GLManager gl_;
};
TEST_F(QueryTest, MultipleQueries) {
EXPECT_TRUE(GLTestHelper::HasExtension("GL_CHROMIUM_get_error_query"));
EXPECT_TRUE(GLTestHelper::HasExtension(
"GL_CHROMIUM_command_buffer_latency_query"));
GLuint error_query = 0;
GLuint commands_issue_query = 0;
glGenQueriesEXT(1, &error_query);
glGenQueriesEXT(1, &commands_issue_query);
GLuint available;
GLuint result;
base::TimeTicks before = base::TimeTicks::HighResNow();
// Begin two queries of different types
glBeginQueryEXT(GL_COMMANDS_ISSUED_CHROMIUM, commands_issue_query);
glBeginQueryEXT(GL_GET_ERROR_QUERY_CHROMIUM, error_query);
glEnable(GL_TEXTURE_2D); // Generates an INVALID_ENUM error
// End the two queries
glEndQueryEXT(GL_COMMANDS_ISSUED_CHROMIUM);
glEndQueryEXT(GL_GET_ERROR_QUERY_CHROMIUM);
glFinish();
base::TimeTicks after = base::TimeTicks::HighResNow();
// Check that we got result on both queries.
available = 0;
result = 0;
glGetQueryObjectuivEXT(commands_issue_query,
GL_QUERY_RESULT_AVAILABLE_EXT,
&available);
EXPECT_TRUE(available);
glGetQueryObjectuivEXT(commands_issue_query, GL_QUERY_RESULT_EXT, &result);
// Sanity check - the resulting delta is shorter than the time it took to
// run this test.
EXPECT_LT(result, base::TimeDelta(after - before).InMicroseconds());
result = 0;
available = 0;
glGetQueryObjectuivEXT(error_query,
GL_QUERY_RESULT_AVAILABLE_EXT,
&available);
EXPECT_TRUE(available);
glGetQueryObjectuivEXT(error_query, GL_QUERY_RESULT_EXT, &result);
EXPECT_EQ(static_cast<uint32>(GL_INVALID_ENUM), result);
}
TEST_F(QueryTest, GetErrorBasic) {
EXPECT_TRUE(GLTestHelper::HasExtension("GL_CHROMIUM_get_error_query"));
GLuint query = 0;
glGenQueriesEXT(1, &query);
GLuint query_status = 0;
GLuint result = 0;
glBeginQueryEXT(GL_GET_ERROR_QUERY_CHROMIUM, query);
glEnable(GL_TEXTURE_2D); // Generates an INVALID_ENUM error
glEndQueryEXT(GL_GET_ERROR_QUERY_CHROMIUM);
glFinish();
query_status = 0;
result = 0;
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_AVAILABLE_EXT, &result);
EXPECT_TRUE(result);
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_EXT, &query_status);
EXPECT_EQ(static_cast<uint32>(GL_INVALID_ENUM), query_status);
}
TEST_F(QueryTest, DISABLED_LatencyQueryBasic) {
EXPECT_TRUE(GLTestHelper::HasExtension(
"GL_CHROMIUM_command_buffer_latency_query"));
GLuint query = 0;
glGenQueriesEXT(1, &query);
GLuint query_result = 0;
GLuint available = 0;
// First test a query with a ~1ms "latency".
const unsigned int kExpectedLatencyMicroseconds = 2000;
const unsigned int kTimePrecisionMicroseconds = 1000;
glBeginQueryEXT(GL_LATENCY_QUERY_CHROMIUM, query);
// Usually, we want to measure gpu-side latency, but we fake it by
// adding client side latency for our test because it's easier.
base::PlatformThread::Sleep(
base::TimeDelta::FromMicroseconds(kExpectedLatencyMicroseconds));
glEndQueryEXT(GL_LATENCY_QUERY_CHROMIUM);
glFinish();
query_result = 0;
available = 0;
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_AVAILABLE_EXT, &available);
EXPECT_TRUE(available);
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_EXT, &query_result);
EXPECT_GE(query_result, kExpectedLatencyMicroseconds
- kTimePrecisionMicroseconds);
EXPECT_LE(query_result, kExpectedLatencyMicroseconds
+ kTimePrecisionMicroseconds);
// Then test a query with the lowest latency possible.
glBeginQueryEXT(GL_LATENCY_QUERY_CHROMIUM, query);
glEndQueryEXT(GL_LATENCY_QUERY_CHROMIUM);
glFinish();
query_result = 0;
available = 0;
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_AVAILABLE_EXT, &available);
EXPECT_TRUE(available);
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_EXT, &query_result);
EXPECT_LE(query_result, kTimePrecisionMicroseconds);
}
TEST_F(QueryTest, CommandsCompleted) {
if (!GLTestHelper::HasExtension("GL_CHROMIUM_sync_query")) {
LOG(INFO) << "GL_CHROMIUM_sync_query not supported. Skipping test...";
return;
}
GLuint query;
glGenQueriesEXT(1, &query);
glBeginQueryEXT(GL_COMMANDS_COMPLETED_CHROMIUM, query);
glClearColor(0.0, 0.0, 1.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
glEndQueryEXT(GL_COMMANDS_COMPLETED_CHROMIUM);
glFlush();
GLuint result = 0;
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_EXT, &result);
EXPECT_EQ(0u, result);
glDeleteQueriesEXT(1, &query);
GLTestHelper::CheckGLError("no errors", __LINE__);
}
TEST_F(QueryTest, CommandsCompletedWithFinish) {
if (!GLTestHelper::HasExtension("GL_CHROMIUM_sync_query")) {
LOG(INFO) << "GL_CHROMIUM_sync_query not supported. Skipping test...";
return;
}
GLuint query;
glGenQueriesEXT(1, &query);
glBeginQueryEXT(GL_COMMANDS_COMPLETED_CHROMIUM, query);
glClearColor(0.0, 0.0, 1.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
glEndQueryEXT(GL_COMMANDS_COMPLETED_CHROMIUM);
glFinish();
GLuint result = 0;
glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_AVAILABLE_EXT, &result);
EXPECT_EQ(1u, result);
glDeleteQueriesEXT(1, &query);
GLTestHelper::CheckGLError("no errors", __LINE__);
}
} // namespace gpu
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