ComparableProviderTest.java example

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import org.junit.Assert;
import org.junit.Test;
import org.opensaml.saml2.metadata.provider.MetadataProviderException;
import org.opensaml.xml.XMLObject;

import static org.junit.Assert.*;

public class ComparableProviderTest {

    class ComparableProviderImpl implements ComparableProvider{
        private String alias;
        private String zoneId;

        @Override
        public String getAlias() {
            return alias;
        }

        @Override
        public String getZoneId() {
            return zoneId;
        }

        @Override
        public XMLObject doGetMetadata() throws MetadataProviderException {
            return null;
        }

        @Override
        public byte[] fetchMetadata() throws MetadataProviderException {
            return new byte[0];
        }

        public ComparableProviderImpl setAlias(String alias) {
            this.alias = alias;
            return this;
        }

        public ComparableProviderImpl setZoneId(String zoneId) {
            this.zoneId = zoneId;
            return this;
        }

    };

    @Test
    public void testCompareTo(){
        ComparableProviderImpl comparableProviderThis = new ComparableProviderImpl();
        ComparableProviderImpl comparableProviderThat = new ComparableProviderImpl();

        comparableProviderThis.setAlias(null).setZoneId(null);
        comparableProviderThat.setAlias("alias").setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) < 0);

        comparableProviderThat.setAlias("alias").setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) < 0);

        comparableProviderThat.setAlias(null).setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) < 0);

        comparableProviderThat.setAlias(null).setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) == 0);


        comparableProviderThis.setAlias(null).setZoneId("zone");
        comparableProviderThat.setAlias("alias").setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) < 0);

        comparableProviderThat.setAlias("alias").setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) < 0);

        comparableProviderThat.setAlias(null).setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) == 0);

        comparableProviderThat.setAlias(null).setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) > 0);


        comparableProviderThis.setAlias("alias").setZoneId(null);
        comparableProviderThat.setAlias("alias").setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) < 0);

        comparableProviderThat.setAlias("alias").setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) == 0);

        comparableProviderThat.setAlias(null).setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) > 0);

        comparableProviderThat.setAlias(null).setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) > 0);

        comparableProviderThis.setAlias("alias").setZoneId("zone");
        comparableProviderThat.setAlias("alias").setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) == 0);

        comparableProviderThat.setAlias("alias").setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) > 0);

        comparableProviderThat.setAlias(null).setZoneId("zone");
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) > 0);

        comparableProviderThat.setAlias(null).setZoneId(null);
        assertTrue(comparableProviderThis.compareTo(comparableProviderThat) > 0);
    }

    @Test
    public void testGetHashCode() {
        ComparableProviderImpl comparableProvider1 = new ComparableProviderImpl();
        ComparableProviderImpl comparableProvider2 = new ComparableProviderImpl();
        comparableProvider1.setAlias(null).setZoneId(null);

        assertEquals(0, comparableProvider1.getHashCode());

        comparableProvider1.setAlias(null).setZoneId("zone");
        comparableProvider2.setAlias(null).setZoneId("zone");
        assertEquals(comparableProvider1.getHashCode(), comparableProvider2.getHashCode());

        comparableProvider1.setAlias("alias").setZoneId(null);
        comparableProvider2.setAlias("alias").setZoneId(null);
        assertEquals(comparableProvider1.getHashCode(), comparableProvider2.getHashCode());

        comparableProvider1.setAlias("alias").setZoneId(null);
        comparableProvider2.setAlias(null).setZoneId("zone");
        assertNotEquals(comparableProvider1.getHashCode(), comparableProvider2.getHashCode());
    }
}