diff options
Diffstat (limited to 'infra/translate-utils/src/test/java/io/fd')
| -rw-r--r-- | infra/translate-utils/src/test/java/io/fd/honeycomb/translate/util/YangDAGTest.java | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/infra/translate-utils/src/test/java/io/fd/honeycomb/translate/util/YangDAGTest.java b/infra/translate-utils/src/test/java/io/fd/honeycomb/translate/util/YangDAGTest.java new file mode 100644 index 000000000..1c8fb5442 --- /dev/null +++ b/infra/translate-utils/src/test/java/io/fd/honeycomb/translate/util/YangDAGTest.java @@ -0,0 +1,70 @@ +/* + * Copyright (c) 2017 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.honeycomb.translate.util; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertFalse; +import static org.junit.Assert.assertTrue; + +import java.util.Iterator; +import org.jgrapht.experimental.dag.DirectedAcyclicGraph; +import org.junit.Before; +import org.junit.Test; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +public class YangDAGTest { + + private static final InstanceIdentifier<DataObjects.DataObject1> VERTEX_A = DataObjects.DataObject1.IID; + private static final InstanceIdentifier<DataObjects.DataObject2> VERTEX_B = DataObjects.DataObject2.IID; + + private YangDAG dag; + + @Before + public void setUp() { + dag = new YangDAG(); + } + @Test + public void testAddVertex() { + dag.addVertex(VERTEX_A); + final Iterator<InstanceIdentifier<?>> it = dag.iterator(); + assertEquals(VERTEX_A, it.next()); + assertFalse(it.hasNext()); + } + + @Test + public void testAddEdge() { + dag.addVertex(VERTEX_A); + dag.addVertex(VERTEX_B); + dag.addEdge(VERTEX_A, VERTEX_B); + final Iterator<InstanceIdentifier<?>> it = dag.iterator(); + assertEquals(VERTEX_A, it.next()); + assertEquals(VERTEX_B, it.next()); + assertFalse(it.hasNext()); + } + + @Test + public void testAddCycleFails() { + dag.addVertex(VERTEX_A); + dag.addVertex(VERTEX_B); + dag.addEdge(VERTEX_A, VERTEX_B); + try { + dag.addEdge(VERTEX_B, VERTEX_A); + } catch (IllegalArgumentException e) { + assertTrue(e.getCause() instanceof DirectedAcyclicGraph.CycleFoundException); + } + } +}
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