Return early after errors in glVertexAttribDivisor and glCopyTexImage2D implementations

gpu/command_buffer/service/gles2_cmd_decoder_unittest_drawing.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 "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
@@ skipping 956 matching lines @@
 
   EXPECT_CALL(*gl_, DrawArraysInstancedANGLE(_, _, _, _))
       .Times(0)
       .RetiresOnSaturation();
   DrawArraysInstancedANGLE cmd;
   cmd.Init(GL_TRIANGLES, 0, kNumVertices, 1);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
 }
 
+TEST_P(GLES2DecoderWithShaderTest, VertexAttribDivisorANGLEFails) {
+  SetupTexture();
+  SetupVertexBuffer();
+  DoEnableVertexAttribArray(1);
+  DoVertexAttribPointer(1, 2, GL_FLOAT, 0, 0);
+
+  EXPECT_CALL(*gl_, VertexAttribDivisorANGLE(_, _))
+      .Times(0)
+      .RetiresOnSaturation();
+
+  VertexAttribDivisorANGLE cmd;
+  cmd.Init(0, 1);
+  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
+  EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
+}
+
 TEST_P(GLES2DecoderGeometryInstancingTest,
        DrawArraysInstancedANGLENoAttributesFails) {
   SetupTexture();
 
   EXPECT_CALL(*gl_, DrawArraysInstancedANGLE(_, _, _, _))
       .Times(0)
       .RetiresOnSaturation();
   DrawArraysInstancedANGLE cmd;
   cmd.Init(GL_TRIANGLES, 0, kNumVertices, 1);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
@@ skipping 1272 matching lines @@
       .Times(1)
       .RetiresOnSaturation();
   DrawArrays cmd;
   cmd.Init(GL_TRIANGLES, 0, kNumVertices);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
 }
 
 }  // namespace gles2
 }  // namespace gpu