src/gpu/command_buffer/service/gpu_tracer_unittest.cc

   1 // Copyright 2014 The Chromium 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 <map>
   6 #include <set>
   7
   8 #include "gpu/command_buffer/service/gpu_service_test.h"
   9 #include "gpu/command_buffer/service/gpu_tracer.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11 #include "ui/gl/gl_mock.h"
  12
  13 namespace gpu {
  14 namespace gles2 {
  15
  16 using ::testing::InvokeWithoutArgs;
  17 using ::testing::Return;
  18 using ::testing::ReturnRef;
  19 using ::testing::ReturnPointee;
  20 using ::testing::NotNull;
  21 using ::testing::ElementsAreArray;
  22 using ::testing::ElementsAre;
  23 using ::testing::SetArrayArgument;
  24 using ::testing::AtLeast;
  25 using ::testing::SetArgPointee;
  26 using ::testing::Pointee;
  27 using ::testing::Unused;
  28 using ::testing::Invoke;
  29 using ::testing::_;
  30
  31 class MockOutputter : public Outputter {
  32  public:
  33   MockOutputter() {}
  34   MOCK_METHOD3(Trace,
  35                void(const std::string& name, int64 start_time, int64 end_time));
  36
  37  protected:
  38   ~MockOutputter() {}
  39 };
  40
  41 class GlFakeQueries {
  42  public:
  43   GlFakeQueries() {}
  44
  45   void Reset() {
  46     current_time_ = 0;
  47     next_query_id_ = 23;
  48     alloced_queries_.clear();
  49     query_timestamp_.clear();
  50   }
  51
  52   void SetCurrentGLTime(GLint64 current_time) { current_time_ = current_time; }
  53
  54   void GenQueriesARB(GLsizei n, GLuint* ids) {
  55     for (GLsizei i = 0; i < n; i++) {
  56       ids[i] = next_query_id_++;
  57       alloced_queries_.insert(ids[i]);
  58     }
  59   }
  60
  61   void DeleteQueriesARB(GLsizei n, const GLuint* ids) {
  62     for (GLsizei i = 0; i < n; i++) {
  63       alloced_queries_.erase(ids[i]);
  64       query_timestamp_.erase(ids[i]);
  65     }
  66   }
  67
  68   void GetQueryObjectiv(GLuint id, GLenum pname, GLint* params) {
  69     switch (pname) {
  70       case GL_QUERY_RESULT_AVAILABLE: {
  71         std::map<GLuint, GLint64>::iterator it = query_timestamp_.find(id);
  72         if (it != query_timestamp_.end() && it->second <= current_time_)
  73           *params = 1;
  74         else
  75           *params = 0;
  76         break;
  77       }
  78       default:
  79         ASSERT_TRUE(false);
  80     }
  81   }
  82
  83   void QueryCounter(GLuint id, GLenum target) {
  84     switch (target) {
  85       case GL_TIMESTAMP:
  86         ASSERT_TRUE(alloced_queries_.find(id) != alloced_queries_.end());
  87         query_timestamp_[id] = current_time_;
  88         break;
  89       default:
  90         ASSERT_TRUE(false);
  91     }
  92   }
  93
  94   void GetQueryObjectui64v(GLuint id, GLenum pname, GLuint64* params) {
  95     switch (pname) {
  96       case GL_QUERY_RESULT:
  97         ASSERT_TRUE(query_timestamp_.find(id) != query_timestamp_.end());
  98         *params = query_timestamp_.find(id)->second;
  99         break;
 100       default:
 101         ASSERT_TRUE(false);
 102     }
 103   }
 104
 105  protected:
 106   GLint64 current_time_;
 107   GLuint next_query_id_;
 108   std::set<GLuint> alloced_queries_;
 109   std::map<GLuint, GLint64> query_timestamp_;
 110 };
 111
 112 class BaseGpuTracerTest : public GpuServiceTest {
 113  public:
 114   BaseGpuTracerTest() {}
 115
 116   ///////////////////////////////////////////////////////////////////////////
 117
 118   void DoTraceTest() {
 119     MockOutputter* outputter = new MockOutputter();
 120     scoped_refptr<Outputter> outputter_ref = outputter;
 121
 122     SetupTimerQueryMocks();
 123
 124     // Expected results
 125     const std::string trace_name("trace_test");
 126     const int64 offset_time = 3231;
 127     const GLint64 start_timestamp = 7 * base::Time::kNanosecondsPerMicrosecond;
 128     const GLint64 end_timestamp = 32 * base::Time::kNanosecondsPerMicrosecond;
 129     const int64 expect_start_time =
 130         (start_timestamp / base::Time::kNanosecondsPerMicrosecond) +
 131         offset_time;
 132     const int64 expect_end_time =
 133         (end_timestamp / base::Time::kNanosecondsPerMicrosecond) + offset_time;
 134
 135     // Expected Outputter::Trace call
 136     EXPECT_CALL(*outputter,
 137                 Trace(trace_name, expect_start_time, expect_end_time));
 138
 139     scoped_refptr<GPUTrace> trace =
 140         new GPUTrace(outputter_ref, trace_name, offset_time,
 141                      GetTracerType());
 142
 143     gl_fake_queries_.SetCurrentGLTime(start_timestamp);
 144     trace->Start();
 145
 146     // Shouldn't be available before End() call
 147     gl_fake_queries_.SetCurrentGLTime(end_timestamp);
 148     EXPECT_FALSE(trace->IsAvailable());
 149
 150     trace->End();
 151
 152     // Shouldn't be available until the queries complete
 153     gl_fake_queries_.SetCurrentGLTime(end_timestamp -
 154                                       base::Time::kNanosecondsPerMicrosecond);
 155     EXPECT_FALSE(trace->IsAvailable());
 156
 157     // Now it should be available
 158     gl_fake_queries_.SetCurrentGLTime(end_timestamp);
 159     EXPECT_TRUE(trace->IsAvailable());
 160
 161     // Proces should output expected Trace results to MockOutputter
 162     trace->Process();
 163   }
 164
 165  protected:
 166   virtual void SetUp() {
 167     GpuServiceTest::SetUp();
 168     gl_fake_queries_.Reset();
 169   }
 170
 171   virtual void TearDown() {
 172     gl_.reset();
 173     gl_fake_queries_.Reset();
 174     GpuServiceTest::TearDown();
 175   }
 176
 177   virtual void SetupTimerQueryMocks() {
 178     // Delegate query APIs used by GPUTrace to a GlFakeQueries
 179     EXPECT_CALL(*gl_, GenQueriesARB(_, NotNull())).Times(AtLeast(1)).WillOnce(
 180         Invoke(&gl_fake_queries_, &GlFakeQueries::GenQueriesARB));
 181
 182     EXPECT_CALL(*gl_, GetQueryObjectiv(_, GL_QUERY_RESULT_AVAILABLE, NotNull()))
 183         .Times(AtLeast(2))
 184         .WillRepeatedly(
 185              Invoke(&gl_fake_queries_, &GlFakeQueries::GetQueryObjectiv));
 186
 187     EXPECT_CALL(*gl_, QueryCounter(_, GL_TIMESTAMP))
 188         .Times(AtLeast(2))
 189         .WillRepeatedly(
 190              Invoke(&gl_fake_queries_, &GlFakeQueries::QueryCounter));
 191
 192     EXPECT_CALL(*gl_, GetQueryObjectui64v(_, GL_QUERY_RESULT, NotNull()))
 193         .Times(AtLeast(2))
 194         .WillRepeatedly(
 195              Invoke(&gl_fake_queries_, &GlFakeQueries::GetQueryObjectui64v));
 196
 197     EXPECT_CALL(*gl_, DeleteQueriesARB(2, NotNull()))
 198         .Times(AtLeast(1))
 199         .WillRepeatedly(
 200              Invoke(&gl_fake_queries_, &GlFakeQueries::DeleteQueriesARB));
 201   }
 202
 203   virtual GpuTracerType GetTracerType() = 0;
 204
 205   GlFakeQueries gl_fake_queries_;
 206 };
 207
 208 class GpuARBTimerTracerTest : public BaseGpuTracerTest {
 209  protected:
 210   virtual GpuTracerType GetTracerType() OVERRIDE {
 211     return kTracerTypeARBTimer;
 212   }
 213 };
 214
 215 class GpuDisjointTimerTracerTest : public BaseGpuTracerTest {
 216  protected:
 217   virtual GpuTracerType GetTracerType() OVERRIDE {
 218     return kTracerTypeDisjointTimer;
 219   }
 220 };
 221
 222 TEST_F(GpuARBTimerTracerTest, GPUTrace) {
 223   // Test basic timer query functionality
 224   {
 225     DoTraceTest();
 226   }
 227 }
 228
 229 TEST_F(GpuDisjointTimerTracerTest, GPUTrace) {
 230   // Test basic timer query functionality
 231   {
 232     DoTraceTest();
 233   }
 234 }
 235
 236 }  // namespace gles2
 237 }  // namespace gpu