/**
 * Copyright (c) 2016 - 2018 Syncleus, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.aparapi.runtime;

import com.aparapi.Kernel;
import com.aparapi.Range;
import com.aparapi.device.Device;
import com.aparapi.device.JavaDevice;
import com.aparapi.device.OpenCLDevice;
import com.aparapi.internal.kernel.KernelManager;

import static org.junit.Assert.*;
import static org.junit.Assume.*;

import java.util.Arrays;
import java.util.LinkedHashSet;
import java.util.List;

import org.junit.AfterClass;
import org.junit.Before;
import org.junit.Test;

public class BarrierSupportCPUOnlyMax256WorkGroupTest extends BarrierSupportTest {
    protected class CLKernelManager extends KernelManager {
        protected List<Device.TYPE> getPreferredDeviceTypes() {
            return Arrays.asList(Device.TYPE.CPU);
        }
    }

    @Before
    @Override
    public void setUpBefore() throws Exception {
    	KernelManager.setKernelManager(new CLKernelManager());
        Device device = KernelManager.instance().bestDevice();
        assumeTrue (device != null && device instanceof OpenCLDevice);
        openCLDevice = (OpenCLDevice) device;
        SIZE = openCLDevice.getMaxWorkGroupSize();
        if (SIZE > 256) {
            SIZE = 256;
        }
    }

}