package org.onosproject.net.device;

import org.junit.Test;
import org.onosproject.net.PortNumber;

import com.google.common.testing.EqualsTester;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutableBaseClass;
import static org.onosproject.net.Port.Type.COPPER;

/**
 * Unit tests for the DefaultPortDescription test.
 */
public class DefaultPortDescriptionTest {

    private static PortNumber port1 = PortNumber.portNumber(1);
    private static long portSpeed1 = 111L;
    private static DefaultPortDescription portDescription1 =
            new DefaultPortDescription(port1, true, COPPER, portSpeed1);

    private static DefaultPortDescription sameAsPortDescription1 =
            new DefaultPortDescription(portDescription1,
                                       portDescription1.annotations());

    private static PortNumber port2 = PortNumber.portNumber(2);
    private static DefaultPortDescription portDescription2 =
            new DefaultPortDescription(port2, true);

    private static DefaultPortDescription portDescription3 =
            new DefaultPortDescription();
    /**
     * Tests the immutability of {@link DefaultPortDescription}.
     */
    @Test
    public void testImmutable() {
        assertThatClassIsImmutableBaseClass(DefaultPortDescription.class);
    }

    /**
     * Tests object construction and fetching of member data.
     */
    @Test
    public void testConstruction() {
        assertThat(portDescription1.portNumber(), is(port1));
        assertThat(portDescription1.isEnabled(), is(true));
        assertThat(portDescription1.portSpeed(), is(portSpeed1));
        assertThat(portDescription1.type(), is(COPPER));
    }

    /**
     * Tests equals(), hashCode(), and toString() methods.
     */
    @Test
    public void testEquals() {
        new EqualsTester()
                .addEqualityGroup(portDescription1, sameAsPortDescription1)
                .addEqualityGroup(portDescription2)
                .addEqualityGroup(portDescription3)
                .testEquals();
    }
}