1 files changed, 75 insertions, 0 deletions
diff --git a/datarouter-node/src/test/java/org/onap/dmaap/datarouter/node/PathFinderTest.java b/datarouter-node/src/test/java/org/onap/dmaap/datarouter/node/PathFinderTest.java
new file mode 100644
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--- /dev/null
+++ b/datarouter-node/src/test/java/org/onap/dmaap/datarouter/node/PathFinderTest.java
@@ -0,0 +1,75 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.dmaap.datarouter.node;
+
+import static org.hamcrest.core.Is.is;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertThat;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+@RunWith(PowerMockRunner.class)
+public class PathFinderTest {
+
+    @Test
+    public void Given_Unknown_From_Node_Returns_Null() {
+        new PathFinder("dr-node-1", new String[]{"dr-node-1", "dr-node-2", "dr-node-3"},
+                new NodeConfig.ProvHop[]{new NodeConfig.ProvHop("dr-node-4", "dr-node-3", "dr-node-2")});
+    }
+
+    @Test
+    public void Given_Unknown_Destination_Node_Returns_Null() {
+        new PathFinder("dr-node-1", new String[]{"dr-node-1", "dr-node-2", "dr-node-3"},
+                new NodeConfig.ProvHop[]{new NodeConfig.ProvHop("dr-node-1", "dr-node-5", "dr-node-2")});
+    }
+
+    @Test
+    public void Given_Duplicate_Next_Hop_Returns_Null() {
+        PathFinder p = new PathFinder("dr-node-1", new String[]{"dr-node-1", "dr-node-2", "dr-node-3"},
+                new NodeConfig.ProvHop[]{new NodeConfig.ProvHop("dr-node-1", "dr-node-3", "dr-node-2"),
+                        new NodeConfig.ProvHop("dr-node-1", "dr-node-3", "dr-node-2")});
+        assertThat(p.getErrors().length, is(1));
+        assertNotNull(p.getPath("dr-node-3"));
+        assertThat(p.getPath("dr-node-5").length(), is(0));
+    }
+
+    @Test
+    public void Given_Unknown_Via_Node_Returns_Null() {
+        new PathFinder("dr-node-1", new String[]{"dr-node-1", "dr-node-2", "dr-node-3"},
+                new NodeConfig.ProvHop[]{new NodeConfig.ProvHop("dr-node-1", "dr-node-3", "dr-node-4")});
+    }
+
+    @Test
+    public void Given_Dest_Equals_Via_Bad_Hop_Defined() {
+        new PathFinder("dr-node-1", new String[]{"dr-node-1", "dr-node-2", "dr-node-3"},
+                new NodeConfig.ProvHop[]{new NodeConfig.ProvHop("dr-node-1", "dr-node-2", "dr-node-2")});
+    }
+
+    @Test
+    public void Given_Valid_Path_Defined_Success() {
+        new PathFinder("dr-node-1", new String[]{"dr-node-1", "dr-node-2", "dr-node-3"},
+                new NodeConfig.ProvHop[]{new NodeConfig.ProvHop("dr-node-1", "dr-node-3+", "dr-node-2")});
+    }
+
+
+}