// Copyright (c) 2013 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 "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "gpu/config/gpu_control_list_jsons.h"
#include "gpu/config/gpu_driver_bug_list.h"
#include "gpu/config/gpu_driver_bug_workaround_type.h"
#include "gpu/config/gpu_info.h"
#include "testing/gtest/include/gtest/gtest.h"

const char kOsVersion[] = "10.6.4";

namespace gpu {

class GpuDriverBugListTest : public testing::Test {
 public:
  GpuDriverBugListTest() { }

  virtual ~GpuDriverBugListTest() { }

  const GPUInfo& gpu_info() const {
    return gpu_info_;
  }

 protected:
  virtual void SetUp() {
    gpu_info_.gpu.vendor_id = 0x10de;
    gpu_info_.gpu.device_id = 0x0640;
    gpu_info_.driver_vendor = "NVIDIA";
    gpu_info_.driver_version = "1.6.18";
    gpu_info_.driver_date = "7-14-2009";
    gpu_info_.machine_model = "MacBookPro 7.1";
    gpu_info_.gl_vendor = "NVIDIA Corporation";
    gpu_info_.gl_renderer = "NVIDIA GeForce GT 120 OpenGL Engine";
    gpu_info_.performance_stats.graphics = 5.0;
    gpu_info_.performance_stats.gaming = 5.0;
    gpu_info_.performance_stats.overall = 5.0;
  }

  virtual void TearDown() {
  }

 private:
  GPUInfo gpu_info_;
};

TEST_F(GpuDriverBugListTest, CurrentDriverBugListValidation) {
  scoped_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
  std::string json;
  EXPECT_TRUE(list->LoadList(kGpuDriverBugListJson, GpuControlList::kAllOs));
  EXPECT_FALSE(list->contains_unknown_fields());
}

TEST_F(GpuDriverBugListTest, CurrentListForARM) {
  scoped_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
  EXPECT_TRUE(list->LoadList(kGpuDriverBugListJson, GpuControlList::kAllOs));

  GPUInfo gpu_info;
  gpu_info.gl_vendor = "ARM";
  gpu_info.gl_renderer = "MALi_T604";
  std::set<int> bugs = list->MakeDecision(
      GpuControlList::kOsAndroid, "4.1", gpu_info);
  EXPECT_EQ(1u, bugs.count(USE_CLIENT_SIDE_ARRAYS_FOR_STREAM_BUFFERS));
}

TEST_F(GpuDriverBugListTest, CurrentListForImagination) {
  scoped_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
  EXPECT_TRUE(list->LoadList(kGpuDriverBugListJson, GpuControlList::kAllOs));

  GPUInfo gpu_info;
  gpu_info.gl_vendor = "Imagination Technologies";
  gpu_info.gl_renderer = "PowerVR SGX 540";
  std::set<int> bugs = list->MakeDecision(
      GpuControlList::kOsAndroid, "4.1", gpu_info);
  EXPECT_EQ(1u, bugs.count(USE_CLIENT_SIDE_ARRAYS_FOR_STREAM_BUFFERS));
}

}  // namespace gpu