Refactored GLContext to own GPUTiming which spawn GPUTimingClients.

gpu/command_buffer/service/gpu_tracer_unittest.cc

 // 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 <map>
 #include <set>
 
 #include "base/bind.h"
 #include "gpu/command_buffer/service/gles2_cmd_decoder_mock.h"
 #include "gpu/command_buffer/service/gpu_service_test.h"
-#include "gpu/command_buffer/service/gpu_timing.h"
 #include "gpu/command_buffer/service/gpu_tracer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gl/gl_mock.h"
+#include "ui/gl/gpu_timing.h"
 
 namespace gpu {
 namespace gles2 {
 namespace {
 
 using ::testing::_;
 using ::testing::AtLeast;
 using ::testing::AtMost;
 using ::testing::Exactly;
 using ::testing::Invoke;
@@ skipping 120 matching lines @@
   GLint64 current_time_ = 0;
   GLuint next_query_id_ = 0;
   std::set<GLuint> alloced_queries_;
   std::map<GLuint, GLint64> query_timestamp_;
 };
 
 class GPUTracerTester : public GPUTracer {
  public:
   explicit GPUTracerTester(gles2::GLES2Decoder* decoder)
       : GPUTracer(decoder), tracing_enabled_(0) {
-    gpu_timing_.SetCpuTimeForTesting(base::Bind(&FakeCpuTime));
+    gpu_timing_client_->SetCpuTimeForTesting(base::Bind(&FakeCpuTime));
 
     // Force tracing to be dependent on our mock variable here.
     gpu_trace_srv_category = &tracing_enabled_;
     gpu_trace_dev_category = &tracing_enabled_;
   }
 
   ~GPUTracerTester() override {}
 
   void SetTracingEnabled(bool enabled) {
     tracing_enabled_ = enabled ? 1 : 0;
@@ skipping 18 matching lines @@
 
   unsigned char tracing_enabled_;
 
   scoped_refptr<Outputter> set_outputter_;
 };
 
 class BaseGpuTest : public GpuServiceTest {
  public:
   explicit BaseGpuTest(GPUTiming::TimerType test_timer_type)
       : test_timer_type_(test_timer_type) {
-    gpu_timing_.SetCpuTimeForTesting(base::Bind(&FakeCpuTime));
-    gpu_timing_.SetTimerTypeForTesting(test_timer_type);
   }
 
  protected:
   void SetUp() override {
     g_fakeCPUTime = 0;
     const char* gl_version = "3.2";
     const char* extensions = "";
     if (GetTimerType() == GPUTiming::kTimerTypeDisjoint) {
       gl_version = "opengl es 3.0";
       extensions = "GL_EXT_disjoint_timer_query";
     } else if (GetTimerType() == GPUTiming::kTimerTypeARB) {
       // TODO(sievers): The tracer should not depend on ARB_occlusion_query.
       // Try merge Query APIs (core, ARB, EXT) into a single binding each.
       extensions = "GL_ARB_timer_query GL_ARB_occlusion_query";
     }
     GpuServiceTest::SetUpWithGLVersion(gl_version, extensions);
+    gpu_timing_.Initialize(GetGLContext());
+    gpu_timing_client_ = gpu_timing_.CreateGPUTimingClient();
+    gpu_timing_client_->SetCpuTimeForTesting(base::Bind(&FakeCpuTime));
     gl_fake_queries_.Reset();
 
     outputter_ref_ = new MockOutputter();
   }
 
   void TearDown() override {
     outputter_ref_ = NULL;
 
     gl_fake_queries_.Reset();
     GpuServiceTest::TearDown();
   }
 
   void ExpectTraceQueryMocks() {
     if (GetTimerType() != GPUTiming::kTimerTypeInvalid) {
       // Delegate query APIs used by GPUTrace to a GlFakeQueries
       EXPECT_CALL(*gl_, GenQueriesARB(2, NotNull())).Times(AtLeast(1))
           .WillRepeatedly(
               Invoke(&gl_fake_queries_, &GlFakeQueries::GenQueriesARB));
 
       EXPECT_CALL(*gl_, GetQueryObjectivARB(_, GL_QUERY_RESULT_AVAILABLE,
-                                         NotNull()))
+                                            NotNull()))
           .WillRepeatedly(
-               Invoke(&gl_fake_queries_, &GlFakeQueries::GetQueryObjectivARB));
+              Invoke(&gl_fake_queries_, &GlFakeQueries::GetQueryObjectivARB));
 
-      if (GetTimerType() == GPUTiming::kTimerTypeDisjoint) {
-        EXPECT_CALL(*gl_, GetInteger64v(GL_TIMESTAMP, _))
+      EXPECT_CALL(*gl_, GetInteger64v(GL_TIMESTAMP, _))
           .WillRepeatedly(
-               Invoke(&gl_fake_queries_, &GlFakeQueries::GetInteger64v));
-      }
+              Invoke(&gl_fake_queries_, &GlFakeQueries::GetInteger64v));
 
       EXPECT_CALL(*gl_, QueryCounter(_, GL_TIMESTAMP)).Times(AtLeast(2))
           .WillRepeatedly(
                Invoke(&gl_fake_queries_, &GlFakeQueries::QueryCounter));
 
       EXPECT_CALL(*gl_, GetQueryObjectui64v(_, GL_QUERY_RESULT, NotNull()))
           .WillRepeatedly(
                Invoke(&gl_fake_queries_,
                       &GlFakeQueries::GetQueryObjectui64v));
 
@@ skipping 60 matching lines @@
               Invoke(&gl_fake_queries_, &GlFakeQueries::GetInteger64v));
     }
   }
 
   GPUTiming::TimerType GetTimerType() { return test_timer_type_; }
 
   GPUTiming::TimerType test_timer_type_;
   GlFakeQueries gl_fake_queries_;
 
   GPUTiming gpu_timing_;
+  scoped_refptr<GPUTimingClient> gpu_timing_client_;
   scoped_refptr<MockOutputter> outputter_ref_;
 };
 
 // Test GPUTrace calls all the correct gl calls.
 class BaseGpuTraceTest : public BaseGpuTest {
  public:
   explicit BaseGpuTraceTest(GPUTiming::TimerType test_timer_type)
       : BaseGpuTest(test_timer_type) {}
 
   void DoTraceTest() {
     // Expected results
     const std::string category_name("trace_category");
     const std::string trace_name("trace_test");
     const int64 offset_time = 3231;
     const GLint64 start_timestamp = 7 * base::Time::kNanosecondsPerMicrosecond;
     const GLint64 end_timestamp = 32 * base::Time::kNanosecondsPerMicrosecond;
     const int64 expect_start_time =
         (start_timestamp / base::Time::kNanosecondsPerMicrosecond) +
         offset_time;
     const int64 expect_end_time =
         (end_timestamp / base::Time::kNanosecondsPerMicrosecond) + offset_time;
 
     ExpectTraceQueryMocks();
     ExpectOutputterMocks(outputter_ref_.get(), category_name, trace_name,
                          expect_start_time, expect_end_time);
 
     scoped_refptr<GPUTrace> trace = new GPUTrace(
-        outputter_ref_, &gpu_timing_, category_name, trace_name, true);
-
-    gpu_timing_.SetOffsetForTesting(
-        offset_time, test_timer_type_ == GPUTiming::kTimerTypeARB);
+        outputter_ref_, gpu_timing_client_.get(),
+        category_name, trace_name, true);
 
     gl_fake_queries_.SetCurrentGLTime(start_timestamp);
     g_fakeCPUTime = expect_start_time;
     trace->Start(true);
 
     // Shouldn't be available before End() call
     gl_fake_queries_.SetCurrentGLTime(end_timestamp);
     g_fakeCPUTime = expect_end_time;
     EXPECT_FALSE(trace->IsAvailable());
 
@@ skipping 278 matching lines @@
 
   ASSERT_TRUE(tracer_tester_->BeginDecoding());
   EXPECT_TRUE(
       tracer_tester_->Begin(category_name, trace_name, kTraceGroupMarker));
   ASSERT_TRUE(tracer_tester_->EndDecoding());
 }
 
 }  // namespace
 }  // namespace gles2
 }  // namespace gpu