Use client side arrays for GL_STREAM_DRAW attributes

gpu/command_buffer/service/feature_info_unittest.cc

 // Copyright (c) 2012 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 "gpu/command_buffer/service/feature_info.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/service/test_helper.h"
 #include "gpu/command_buffer/service/texture_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 77 matching lines @@
       ).use_arb_occlusion_query2_for_occlusion_query_boolean);
   EXPECT_FALSE(info_->feature_flags(
       ).use_arb_occlusion_query_for_occlusion_query_boolean);
   EXPECT_FALSE(info_->feature_flags().native_vertex_array_object);
   EXPECT_FALSE(info_->workarounds().reverse_point_sprite_coord_origin);
   EXPECT_FALSE(
       info_->workarounds().set_texture_filter_before_generating_mipmap);
   EXPECT_FALSE(info_->workarounds().clear_alpha_in_readpixels);
   EXPECT_EQ(0, info_->workarounds().max_texture_size);
   EXPECT_EQ(0, info_->workarounds().max_cube_map_texture_size);
+  EXPECT_FALSE(info_->workarounds().use_client_side_arrays_for_stream_buffers);
 
   // Test good types.
   {
     static const GLenum kAlphaTypes[] = {
         GL_UNSIGNED_BYTE,
     };
     static const GLenum kRGBTypes[] = {
         GL_UNSIGNED_BYTE,
         GL_UNSIGNED_SHORT_5_6_5,
     };
@@ skipping 684 matching lines @@
 }
 
 TEST_F(FeatureInfoTest, InitializeOES_element_index_uint) {
   SetupInitExpectations("GL_OES_element_index_uint");
   info_->Initialize(NULL);
   EXPECT_THAT(info_->extensions(),
               HasSubstr("GL_OES_element_index_uint"));
   EXPECT_TRUE(info_->validators()->index_type.IsValid(GL_UNSIGNED_INT));
 }
 
+TEST_F(FeatureInfoTest, InitializeARM) {
+  SetupInitExpectationsWithVendor("", "ARM", "MAli-T604");
+  info_->Initialize(NULL);
+  EXPECT_TRUE(info_->workarounds().use_client_side_arrays_for_stream_buffers);
+}
+
+TEST_F(FeatureInfoTest, InitializeImagination) {
+  SetupInitExpectationsWithVendor(
+      "", "Imagination Techologies", "PowerVR SGX 540");
+  info_->Initialize(NULL);
+  EXPECT_TRUE(info_->workarounds().use_client_side_arrays_for_stream_buffers);
+  EXPECT_FALSE(info_->feature_flags().native_vertex_array_object);
+}
+
+TEST_F(FeatureInfoTest, InitializeARMVAOs) {
+  SetupInitExpectationsWithVendor(
+      "GL_OES_vertex_array_object", "ARM", "MAli-T604");
+  info_->Initialize(NULL);
+  EXPECT_TRUE(info_->workarounds().use_client_side_arrays_for_stream_buffers);
+  EXPECT_FALSE(info_->feature_flags().native_vertex_array_object);
+}
+
+TEST_F(FeatureInfoTest, InitializeImaginationVAOs) {
+  SetupInitExpectationsWithVendor(
+      "GL_OES_vertex_array_object",
+      "Imagination Techologies", "PowerVR SGX 540");
+  info_->Initialize(NULL);
+  EXPECT_TRUE(info_->workarounds().use_client_side_arrays_for_stream_buffers);
+}
+
 }  // namespace gles2
 }  // namespace gpu