BUG-1521 Increase test coverage of netconf-netty-util

[controller.git] / opendaylight / netconf / netconf-netty-util / src / test / java / org / opendaylight / controller / netconf / nettyutil / handler / NetconfXMLToHelloMessageDecoderTest.java

diff --git a/opendaylight/netconf/netconf-netty-util/src/test/java/org/opendaylight/controller/netconf/nettyutil/handler/NetconfXMLToHelloMessageDecoderTest.java b/opendaylight/netconf/netconf-netty-util/src/test/java/org/opendaylight/controller/netconf/nettyutil/handler/NetconfXMLToHelloMessageDecoderTest.java
new file mode 100644 (file)
index 0000000..f0c0d63
--- /dev/null
+++ b/opendaylight/netconf/netconf-netty-util/src/test/java/org/opendaylight/controller/netconf/nettyutil/handler/NetconfXMLToHelloMessageDecoderTest.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.netconf.nettyutil.handler;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Lists;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import java.util.List;
+import org.hamcrest.CoreMatchers;
+import org.junit.Test;
+import org.opendaylight.controller.netconf.util.messages.NetconfHelloMessage;
+import org.opendaylight.controller.netconf.util.xml.XmlUtil;
+
+public class NetconfXMLToHelloMessageDecoderTest {
+
+    @Test
+    public void testDecodeWithHeader() throws Exception {
+        final ByteBuf src = Unpooled.wrappedBuffer(String.format("%s\n%s",
+                "[tomas;10.0.0.0:10000;tcp;client;]", "<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>").getBytes());
+        final List<Object> out = Lists.newArrayList();
+        new NetconfXMLToHelloMessageDecoder().decode(null, src, out);
+
+        assertEquals(1, out.size());
+        assertThat(out.get(0), CoreMatchers.instanceOf(NetconfHelloMessage.class));
+        final NetconfHelloMessage hello = (NetconfHelloMessage) out.get(0);
+        assertTrue(hello.getAdditionalHeader().isPresent());
+        assertEquals("[tomas;10.0.0.0:10000;tcp;client;]\n", hello.getAdditionalHeader().get().toFormattedString());
+        assertThat(XmlUtil.toString(hello.getDocument()), CoreMatchers.containsString("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\""));
+    }
+
+    @Test
+    public void testDecodeNoHeader() throws Exception {
+        final ByteBuf src = Unpooled.wrappedBuffer("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
+        final List<Object> out = Lists.newArrayList();
+        new NetconfXMLToHelloMessageDecoder().decode(null, src, out);
+
+        assertEquals(1, out.size());
+        assertThat(out.get(0), CoreMatchers.instanceOf(NetconfHelloMessage.class));
+        final NetconfHelloMessage hello = (NetconfHelloMessage) out.get(0);
+        assertFalse(hello.getAdditionalHeader().isPresent());
+    }
+
+    @Test
+    public void testDecodeCaching() throws Exception {
+        final ByteBuf msg1 = Unpooled.wrappedBuffer("<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
+        final ByteBuf msg2 = Unpooled.wrappedBuffer("<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
+        final ByteBuf src = Unpooled.wrappedBuffer("<hello xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
+        final List<Object> out = Lists.newArrayList();
+        final NetconfXMLToHelloMessageDecoder decoder = new NetconfXMLToHelloMessageDecoder();
+        decoder.decode(null, src, out);
+        decoder.decode(null, msg1, out);
+        decoder.decode(null, msg2, out);
+
+        assertEquals(1, out.size());
+
+        assertEquals(2, Iterables.size(decoder.getPostHelloNetconfMessages()));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testDecodeNotHelloReceived() throws Exception {
+        final ByteBuf msg1 = Unpooled.wrappedBuffer("<rpc-reply xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\"/>".getBytes());
+        final List<Object> out = Lists.newArrayList();
+        NetconfXMLToHelloMessageDecoder decoder = new NetconfXMLToHelloMessageDecoder();
+        decoder.decode(null, msg1, out);
+    }
+}
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