GNPy stub for PCE
[transportpce.git] / pce / src / test / java / org / opendaylight / transportpce / pce / gnpy / GnpyUtilitiesImplTest.java
index 23289ae17337c8856f5ce8c27bc7abaecfa510ed..7c2f424971d7595bddefcb806e2d588bc5f85a0e 100644 (file)
  */
 package org.opendaylight.transportpce.pce.gnpy;
 
-import org.junit.Before;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.fail;
+
+import com.google.gson.stream.JsonReader;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.Reader;
+import java.net.URI;
+import java.util.concurrent.ExecutionException;
+import org.glassfish.grizzly.http.server.HttpServer;
+import org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory;
+import org.glassfish.jersey.server.ResourceConfig;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
 import org.junit.Test;
+import org.opendaylight.mdsal.binding.api.WriteTransaction;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
+import org.opendaylight.transportpce.common.NetworkUtils;
 import org.opendaylight.transportpce.common.network.NetworkTransactionImpl;
 import org.opendaylight.transportpce.common.network.RequestProcessor;
 import org.opendaylight.transportpce.pce.constraints.PceConstraints;
 import org.opendaylight.transportpce.pce.constraints.PceConstraintsCalc;
+import org.opendaylight.transportpce.pce.utils.JsonUtil;
 import org.opendaylight.transportpce.pce.utils.PceTestData;
-import org.opendaylight.transportpce.pce.utils.PceTestUtils;
-import org.opendaylight.transportpce.pce.utils.TransactionUtils;
 import org.opendaylight.transportpce.test.AbstractTest;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
 
 public class GnpyUtilitiesImplTest extends AbstractTest {
 
+    private static final Logger LOG = LoggerFactory.getLogger(GnpyUtilitiesImplTest.class);
     private GnpyUtilitiesImpl gnpyUtilitiesImpl;
     private NetworkTransactionImpl networkTransaction;
+    private static HttpServer httpServer;
 
-    @Before
-    public void setUp()throws Exception {
-        PceTestUtils.writeNetworkIntoDataStore(this.getDataBroker(), this.getDataStoreContextUtil(),
-                TransactionUtils.getNetworkForSpanLoss());
+    public GnpyUtilitiesImplTest() {
         networkTransaction = new NetworkTransactionImpl(new RequestProcessor(this.getDataBroker()));
+        JsonReader networkReader = null;
+        JsonReader topoReader = null;
+
+        try {
+            // load openroadm-network
+            Reader gnpyNetwork = new FileReader("src/test/resources/gnpy/gnpy_network.json");
+
+            networkReader = new JsonReader(gnpyNetwork);
+            Networks networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(networkReader,
+                    QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
+            saveOpenRoadmNetwork(networks.getNetwork().get(0), NetworkUtils.UNDERLAY_NETWORK_ID);
+            // load openroadm-topology
+            Reader gnpyTopo = new FileReader("src/test/resources/gnpy/gnpy_topology.json");
+            topoReader = new JsonReader(gnpyTopo);
+            networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(topoReader,
+                    QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
+            saveOpenRoadmNetwork(networks.getNetwork().get(0), NetworkUtils.OVERLAY_NETWORK_ID);
+        } catch (FileNotFoundException | InterruptedException | ExecutionException e) {
+            LOG.error("Cannot init test ", e);
+            fail("Cannot init test ");
 
+        } finally {
+            try {
+                if (networkReader != null) {
+                    networkReader.close();
+                }
+                if (topoReader != null) {
+                    topoReader.close();
+                }
+            } catch (IOException e) {
+                LOG.warn("Cannot close reader ", e);
+            }
+        }
 
     }
 
-    @Test(expected = Exception.class)
+    @BeforeClass
+    public static void init() {
+        // here we cannot use JerseyTest as we already extends AbstractTest
+        final ResourceConfig rc = new ResourceConfig(GnpyStub.class);
+        httpServer = GrizzlyHttpServerFactory.createHttpServer(URI.create("http://127.0.0.1:8008"), rc);
+    }
+
+    @AfterClass
+    public static void tearDown() {
+        httpServer.shutdownNow();
+    }
+
+    private void saveOpenRoadmNetwork(Network network, String networkId)
+            throws InterruptedException, ExecutionException {
+        InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
+                .child(Network.class, new NetworkKey(new NetworkId(networkId))).build();
+        WriteTransaction dataWriteTransaction = this.getDataBroker().newWriteOnlyTransaction();
+        dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
+        dataWriteTransaction.commit().get();
+    }
+
+    @Test
+    public void askNewPathFromGnpyNullResultTest() throws Exception {
+        gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
+                PceTestData.getGnpyPCERequest("XPONDER-1", "XPONDER-2"));
+        assertNull("No hard constraints should be available", gnpyUtilitiesImpl.askNewPathFromGnpy(null));
+
+    }
+
+    @Test
     public void askNewPathFromGnpyTest() throws Exception {
-        gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction, PceTestData.getPCERequest());
-        PceConstraintsCalc constraints =
-                new PceConstraintsCalc(PceTestData.getPCE_simpletopology_test1_request(), networkTransaction);
+        gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
+                PceTestData.getGnpyPCERequest("XPONDER-3", "XPONDER-4"));
+        PceConstraintsCalc constraints = new PceConstraintsCalc(PceTestData.getPCE_simpletopology_test1_request(),
+                networkTransaction);
         PceConstraints pceHardConstraints = constraints.getPceHardConstraints();
-        gnpyUtilitiesImpl.askNewPathFromGnpy(pceHardConstraints);
+        assertNotNull("Hard constraints should be available",gnpyUtilitiesImpl.askNewPathFromGnpy(pceHardConstraints));
+
+
     }
 
     @Test(expected = Exception.class)
@@ -46,6 +136,4 @@ public class GnpyUtilitiesImplTest extends AbstractTest {
         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction, PceTestData.getPCERequest());
         gnpyUtilitiesImpl.gnpyResponseOneDirection(null);
     }
-
-
 }