Workground for glGenerateMipmap bug in some drivers.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_1.cc

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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/gles2_cmd_decoder.h"
 
 #include "gpu/command_buffer/common/gl_mock.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
 #include "gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.h"
 #include "gpu/command_buffer/service/cmd_buffer_engine.h"
@@ skipping 15 matching lines @@
 namespace gpu {
 namespace gles2 {
 
 class GLES2DecoderTest1 : public GLES2DecoderTestBase {
  public:
   GLES2DecoderTest1() { }
 };
 
 template <>
 void GLES2DecoderTestBase::SpecializedSetup<GenerateMipmap, 0>(
-    bool /* valid */) {
+    bool valid) {
   DoBindTexture(GL_TEXTURE_2D, client_texture_id_, kServiceTextureId);
   DoTexImage2D(
       GL_TEXTURE_2D, 0, GL_RGBA, 16, 16, 0, GL_RGBA, GL_UNSIGNED_BYTE,
       0, 0);
+  if (valid) {
+    EXPECT_CALL(*gl_, TexParameteri(
+        GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_LINEAR))
+        .Times(1)
+        .RetiresOnSaturation();
+    EXPECT_CALL(*gl_, TexParameteri(
+        GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_LINEAR))
+        .Times(1)
+        .RetiresOnSaturation();
+  }
 };
 
 template <>
 void GLES2DecoderTestBase::SpecializedSetup<CheckFramebufferStatus, 0>(
     bool /* valid */) {
   DoBindFramebuffer(GL_FRAMEBUFFER, client_framebuffer_id_,
                     kServiceFramebufferId);
 };
 
 template <>
@@ skipping 101 matching lines @@
         .WillOnce(Return(GL_NO_ERROR))
         .RetiresOnSaturation();
   }
 };
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder_unittest_1_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu