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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.components.impl;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.junit.Test;
import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
import org.openecomp.sdc.be.model.ComponentInstance;
import org.openecomp.sdc.be.model.RequirementCapabilityRelDef;
import org.openecomp.sdc.be.model.Resource;
import org.openecomp.sdc.be.unittests.utils.FactoryUtils;
import java.util.*;
import java.util.stream.Collectors;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
public class CompositionBusinessLogicTest {
CompositionBusinessLogic compBl = new CompositionBusinessLogic();
@Test
public void testBuildSpiralPatternPositioningForComponentInstances() {
int instancesNum = 10;
Resource createVF = FactoryUtils.createVF();
for (int i = 0; i < instancesNum; i++) {
FactoryUtils.addComponentInstanceToVF(createVF, FactoryUtils.createResourceInstance());
}
Map<ImmutablePair<Double, Double>, ComponentInstance> componentInstances = compBl.buildSpiralPatternPositioningForComponentInstances(createVF);
assertEquals(componentInstances.size(), instancesNum);
// Verify Spiral Pattern
ImmutablePair<Double, Double> key;
key = new ImmutablePair<>(0D, 0D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(-1D, 0D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(-1D, 1D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(0D, 1D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(1D, 1D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(1D, 0D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(1D, -1D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(0D, -1D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(-1D, -1D);
assertTrue(componentInstances.containsKey(key));
key = new ImmutablePair<>(-2D, -1D);
assertTrue(componentInstances.containsKey(key));
}
@Test
public void testGetCpsConnectedToVFC() {
List<ComponentInstance> allComponentInstances = new ArrayList<>();
Resource createVF = FactoryUtils.createVF();
ComponentInstance vfc = populateVfWithVfcAndCps(allComponentInstances, createVF);
Map<ComponentInstance, List<ComponentInstance>> cpsConnectedToVFC = compBl.getCpsConnectedToVFC(allComponentInstances, createVF);
assertEquals(1, cpsConnectedToVFC.size());
assertTrue(cpsConnectedToVFC.containsKey(vfc));
Set<ComponentInstance> cps = cpsConnectedToVFC.get(vfc).stream().collect(Collectors.toSet());
assertEquals(3, cps.size());
cps.stream().forEach(e -> assertSame(e.getOriginType(), OriginTypeEnum.CP));
}
@Test
public void testBuildCirclePatternForCps() {
List<ComponentInstance> allComponentInstances = new ArrayList<>();
Resource createVF = FactoryUtils.createVF();
ComponentInstance vfcInstance = populateVfWithVfcAndCps(allComponentInstances, createVF);
Map<ComponentInstance, List<ComponentInstance>> cpsConnectedToVFC = compBl.getCpsConnectedToVFC(allComponentInstances, createVF);
Map<ImmutablePair<Double, Double>, ComponentInstance> componentInstLocations = new HashMap<>();
componentInstLocations.put(new ImmutablePair<>(0D, 0D), vfcInstance);
compBl.buildCirclePatternForCps(componentInstLocations, cpsConnectedToVFC);
assertEquals(4, componentInstLocations.size());
Set<ImmutablePair<Double, Double>> cpsLocations = componentInstLocations.entrySet().stream().filter(entry -> entry.getValue().getOriginType() == OriginTypeEnum.CP).map(Map.Entry::getKey).collect(Collectors.toSet());
// Verify that all cps are located at different positions
assertEquals(3, cpsLocations.size());
Set<Double> distances = cpsLocations.stream().map(cpLocation -> Math.sqrt(Math.pow(cpLocation.left, 2) + Math.pow(cpLocation.right, 2))).collect(Collectors.toSet());
// Verify that all cps are at the same distance from center
assertEquals(1, distances.size());
}
/**
* Adds 4 instances to the vf.<br>
* vfc instance and 3 cps instances.<br>
* the cp instances are connected to the vfc instance.<br>
*
* @param allComponentInstances
* @param createVF
* @return vfc instance
*/
private ComponentInstance populateVfWithVfcAndCps(List<ComponentInstance> allComponentInstances, Resource createVF) {
ComponentInstance vfc = FactoryUtils.createResourceInstance();
vfc.setOriginType(OriginTypeEnum.VFC);
FactoryUtils.addComponentInstanceToVF(createVF, vfc);
allComponentInstances.add(vfc);
connectCpToVfc(allComponentInstances, createVF, vfc);
connectCpToVfc(allComponentInstances, createVF, vfc);
connectCpToVfc(allComponentInstances, createVF, vfc);
return vfc;
}
private void connectCpToVfc(List<ComponentInstance> allComponentInstances, Resource createVF, ComponentInstance vfc) {
List<RequirementCapabilityRelDef> allRelations;
if (createVF.getComponentInstancesRelations() != null) {
allRelations = createVF.getComponentInstancesRelations();
} else {
allRelations = new ArrayList<>();
createVF.setComponentInstancesRelations(allRelations);
}
ComponentInstance cp1 = FactoryUtils.createResourceInstance();
cp1.setOriginType(OriginTypeEnum.CP);
addVfcCpRelation(vfc, cp1, allRelations);
FactoryUtils.addComponentInstanceToVF(createVF, cp1);
allComponentInstances.add(cp1);
}
private void addVfcCpRelation(ComponentInstance vfc, ComponentInstance cp, List<RequirementCapabilityRelDef> allRelations) {
RequirementCapabilityRelDef rel = new RequirementCapabilityRelDef();
rel.setToNode(vfc.getComponentUid());
rel.setFromNode(cp.getComponentUid());
allRelations.add(rel);
}
}
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