HONEYCOMB-129: add support for setting mtu

Also updates postman collection with examples of set mtu request.

Setting mtu is not supported for local0 interface:
affected requests from the collection were updated.

Change-Id: I709192e328abad7786d3c87426b00106dac42b73
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>

1 files changed, 90 insertions, 0 deletions

diff --git a/v3po/v3po2vpp/src/test/java/io/fd/hc2vpp/v3po/interfaces/EthernetCustomizerTest.java b/v3po/v3po2vpp/src/test/java/io/fd/hc2vpp/v3po/interfaces/EthernetCustomizerTest.java
new file mode 100644
index 000000000..b74357fdc
--- /dev/null
+++ b/v3po/v3po2vpp/src/test/java/io/fd/hc2vpp/v3po/interfaces/EthernetCustomizerTest.java
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2016 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.hc2vpp.v3po.interfaces;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import io.fd.hc2vpp.common.test.write.WriterCustomizerTest;
+import io.fd.hc2vpp.common.translate.util.NamingContext;
+import io.fd.honeycomb.translate.write.WriteFailedException;
+import io.fd.vpp.jvpp.core.dto.SwInterfaceSetMtu;
+import io.fd.vpp.jvpp.core.dto.SwInterfaceSetMtuReply;
+import org.junit.Test;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.EthernetCsmacd;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.VppInterfaceAugmentation;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.Ethernet;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.EthernetBuilder;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+public class EthernetCustomizerTest extends WriterCustomizerTest {
+
+    private static final String IFC_TEST_INSTANCE = "ifc-test-instance";
+    private static final String IF_NAME = "eth0";
+    private static final int IF_INDEX = 1;
+    private static final InstanceIdentifier<Ethernet> IF_IID =
+        InstanceIdentifier.create(Interfaces.class).child(Interface.class, new InterfaceKey(IF_NAME)).augmentation(
+            VppInterfaceAugmentation.class).child(Ethernet.class);
+    private EthernetCustomizer customizer;
+
+    @Override
+    public void setUpTest() throws Exception {
+        InterfaceTypeTestUtils.setupWriteContext(writeContext, EthernetCsmacd.class);
+        customizer = new EthernetCustomizer(api, new NamingContext("ifcintest", IFC_TEST_INSTANCE));
+        defineMapping(mappingContext, IF_NAME, IF_INDEX, IFC_TEST_INSTANCE);
+    }
+
+    @Test
+    public void testWrite() throws WriteFailedException {
+        when(api.swInterfaceSetMtu(any())).thenReturn(future(new SwInterfaceSetMtuReply()));
+        final int mtu = 1234;
+        customizer.writeCurrentAttributes(IF_IID, ethernet(mtu), writeContext);
+        verify(api).swInterfaceSetMtu(mtuSetRequest(mtu));
+    }
+
+    @Test
+    public void testUpdate() throws WriteFailedException {
+        when(api.swInterfaceSetMtu(any())).thenReturn(future(new SwInterfaceSetMtuReply()));
+        final int mtu = 5678;
+        customizer.updateCurrentAttributes(IF_IID, mock(Ethernet.class), ethernet(mtu), writeContext);
+        verify(api).swInterfaceSetMtu(mtuSetRequest(mtu));
+    }
+
+    private SwInterfaceSetMtu mtuSetRequest(final int mtu) {
+        final SwInterfaceSetMtu request = new SwInterfaceSetMtu();
+        request.swIfIndex = IF_INDEX;
+        request.mtu = (short)mtu;
+        return request;
+    }
+
+    @Test(expected = WriteFailedException.class)
+    public void testDelete() throws WriteFailedException {
+        customizer.deleteCurrentAttributes(IF_IID, mock(Ethernet.class), writeContext);
+    }
+
+    private static Ethernet ethernet(final int mtu) {
+        final EthernetBuilder ethernet = new EthernetBuilder();
+        ethernet.setMtu(mtu);
+        return ethernet.build();
+    }
+
+}
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