/*
 * Copyright (c) 2019 Cisco and/or its affiliates.
 *
 * 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 io.fd.hc2vpp.v3po.write;

import static org.mockito.MockitoAnnotations.initMocks;

import io.fd.hc2vpp.common.translate.util.NamingContext;
import io.fd.honeycomb.translate.write.DataValidationFailedException.CreateValidationFailedException;
import io.fd.honeycomb.translate.write.DataValidationFailedException.DeleteValidationFailedException;
import io.fd.honeycomb.translate.write.DataValidationFailedException.UpdateValidationFailedException;
import io.fd.honeycomb.translate.write.WriteContext;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentation;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacketBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.Interfaces;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.Interface;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.InterfaceKey;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;

public class AfPacketValidatorTest {

    private AfPacketValidator validator;

    @Mock
    private WriteContext writeContext;

    private final String IFACE_NAME = "veth1";
    private final InstanceIdentifier<AfPacket> ID =
            InstanceIdentifier.create(Interfaces.class).child(Interface.class, new InterfaceKey(IFACE_NAME))
                    .augmentation(VppInterfaceAugmentation.class).child(AfPacket.class);

    @Before
    public void setUp() {
        initMocks(this);
        NamingContext ifcContext = new NamingContext("testInterfaceContext", "testInterfaceContext");
        validator = new AfPacketValidator(ifcContext);
    }

    @Test
    public void testWriteSuccessful() throws CreateValidationFailedException {
        validator.validateWrite(ID, afPacket(IFACE_NAME), writeContext);
    }

    @Test(expected = CreateValidationFailedException.class)
    public void testWriteFailedNoHostName() throws CreateValidationFailedException {
        validator.validateWrite(ID, afPacket(null), writeContext);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testWriteFailedLongHostName() throws CreateValidationFailedException {
        validator.validateWrite(ID,
                afPacket(IntStream.range(1, 64).boxed().map(i -> i.toString()).collect(Collectors.joining(","))),
                writeContext);
    }

    @Test
    public void testUpdateSuccessful() throws UpdateValidationFailedException {
        validator.validateUpdate(ID, afPacket(IFACE_NAME), afPacket(IFACE_NAME), writeContext);
    }

    @Test
    public void testDeleteSuccessful() throws DeleteValidationFailedException {
        validator.validateDelete(ID, afPacket(IFACE_NAME), writeContext);
    }

    private AfPacket afPacket(String name) {
        return new AfPacketBuilder().setHostInterfaceName(name).build();
    }
}