Upstream version 7.36.149.0

[platform/framework/web/crosswalk.git] / src / gpu / command_buffer / client / query_tracker_unittest.cc

diff --git a/src/gpu/command_buffer/client/query_tracker_unittest.cc b/src/gpu/command_buffer/client/query_tracker_unittest.cc
index ce299f0..cd2ccf6 100644 (file)
--- a/src/gpu/command_buffer/client/query_tracker_unittest.cc
+++ b/src/gpu/command_buffer/client/query_tracker_unittest.cc
@@ -18,6 +18,11 @@
 namespace gpu {
 namespace gles2 {
 
+namespace {
+void EmptyPoll() {
+}
+}
+
 class QuerySyncManagerTest : public testing::Test {
  protected:
   static const int32 kNumCommandEntries = 400;
@@ -29,7 +34,7 @@ class QuerySyncManagerTest : public testing::Test {
     helper_.reset(new GLES2CmdHelper(command_buffer_.get()));
     helper_->Initialize(kCommandBufferSizeBytes);
     mapped_memory_.reset(new MappedMemoryManager(
-        helper_.get(), MappedMemoryManager::kNoLimit));
+        helper_.get(), base::Bind(&EmptyPoll), MappedMemoryManager::kNoLimit));
     sync_manager_.reset(new QuerySyncManager(mapped_memory_.get()));
   }
 
@@ -83,7 +88,7 @@ class QueryTrackerTest : public testing::Test {
     helper_.reset(new GLES2CmdHelper(command_buffer_.get()));
     helper_->Initialize(kCommandBufferSizeBytes);
     mapped_memory_.reset(new MappedMemoryManager(
-        helper_.get(), MappedMemoryManager::kNoLimit));
+        helper_.get(), base::Bind(&EmptyPoll), MappedMemoryManager::kNoLimit));
     query_tracker_.reset(new QueryTracker(mapped_memory_.get()));
   }
 
@@ -102,6 +107,8 @@ class QueryTrackerTest : public testing::Test {
     return query->info_.bucket;
   }
 
+  uint32 GetFlushGeneration() { return helper_->flush_generation(); }
+
   scoped_ptr<CommandBuffer> command_buffer_;
   scoped_ptr<GLES2CmdHelper> helper_;
   scoped_ptr<MappedMemoryManager> mapped_memory_;
@@ -159,6 +166,27 @@ TEST_F(QueryTrackerTest, Query) {
   EXPECT_FALSE(query->NeverUsed());
   EXPECT_TRUE(query->Pending());
 
+  // Flush only once if no more flushes happened between a call to
+  // EndQuery command and CheckResultsAvailable
+  // Advance put_ so flush calls in CheckResultsAvailable go through
+  // and updates flush_generation count
+  helper_->Noop(1);
+  // Set Query in pending state_ to simulate EndQuery command is called
+  query->MarkAsPending(kToken);
+  EXPECT_TRUE(query->Pending());
+  // Store FlushGeneration count after EndQuery is called
+  uint32 gen1 = GetFlushGeneration();
+  EXPECT_FALSE(query->CheckResultsAvailable(helper_.get()));
+  uint32 gen2 = GetFlushGeneration();
+  EXPECT_NE(gen1, gen2);
+  // Repeated calls to CheckResultsAvailable should not flush unnecessarily
+  EXPECT_FALSE(query->CheckResultsAvailable(helper_.get()));
+  gen1 = GetFlushGeneration();
+  EXPECT_EQ(gen1, gen2);
+  EXPECT_FALSE(query->CheckResultsAvailable(helper_.get()));
+  gen1 = GetFlushGeneration();
+  EXPECT_EQ(gen1, gen2);
+
   // Simulate GPU process marking it as available.
   QuerySync* sync = GetSync(query);
   sync->process_count = query->submit_count();