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/*
* Copyright 2014 Open Networking Laboratory
*
* 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 org.onosproject.net.intent.constraint;
import com.google.common.testing.EqualsTester;
import org.junit.Before;
import org.junit.Test;
import org.onosproject.net.DefaultAnnotations;
import org.onosproject.net.DefaultLink;
import org.onosproject.net.DeviceId;
import org.onosproject.net.Link;
import org.onosproject.net.PortNumber;
import org.onosproject.net.provider.ProviderId;
import org.onosproject.net.resource.link.LinkResourceService;
import static org.easymock.EasyMock.createMock;
import static org.hamcrest.Matchers.closeTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.lessThan;
import static org.junit.Assert.assertThat;
import static org.onosproject.net.DefaultLinkTest.cp;
import static org.onosproject.net.DeviceId.deviceId;
import static org.onosproject.net.Link.Type.DIRECT;
import static org.onosproject.net.PortNumber.portNumber;
/**
* Test for link annotated value threshold.
*/
public class AnnotationConstraintTest {
private static final ProviderId PID = new ProviderId("of", "foo");
private static final DeviceId DID1 = deviceId("of:1");
private static final DeviceId DID2 = deviceId("of:2");
private static final PortNumber PID1 = portNumber(1);
private static final PortNumber PID2 = portNumber(2);
private static final String KEY = "distance";
private static final double VALUE = 100;
private AnnotationConstraint sut;
private Link link;
private LinkResourceService linkResourceService;
@Before
public void setUp() {
linkResourceService = createMock(LinkResourceService.class);
DefaultAnnotations annotations = DefaultAnnotations.builder().set(KEY, String.valueOf(VALUE)).build();
link = new DefaultLink(PID, cp(DID1, PID1), cp(DID2, PID2), DIRECT, annotations);
}
/**
* Tests the specified annotated value is less than the threshold.
*/
@Test
public void testLessThanThreshold() {
double value = 120;
sut = new AnnotationConstraint(KEY, value);
assertThat(sut.isValid(link, linkResourceService), is(true));
assertThat(sut.cost(link, linkResourceService), is(closeTo(VALUE, 1.0e-6)));
}
/**
* Tests the specified annotated value is more than the threshold.
*/
@Test
public void testMoreThanThreshold() {
double value = 80;
sut = new AnnotationConstraint(KEY, value);
assertThat(sut.isValid(link, linkResourceService), is(false));
assertThat(sut.cost(link, linkResourceService), is(lessThan(0.0)));
}
@Test
public void testEquality() {
new EqualsTester()
.addEqualityGroup(new AnnotationConstraint(KEY, 100), new AnnotationConstraint(KEY, 100))
.addEqualityGroup(new AnnotationConstraint(KEY, 120))
.addEqualityGroup(new AnnotationConstraint("latency", 100))
.testEquals();
}
}
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