Java tutorial
/* * Copyright (c) 2015 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.protocol.rsvp.parser.impl; import static org.junit.Assert.assertEquals; import io.netty.buffer.ByteBuf; import io.netty.buffer.Unpooled; import org.junit.Assert; import org.junit.Test; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROAsNumberSubobjectParser; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROIpv4PrefixSubobjectParser; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROIpv6PrefixSubobjectParser; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROPathKey128SubobjectParser; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROPathKey32SubobjectParser; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROSRLGSubobjectParser; import org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROUnnumberedInterfaceSubobjectParser; import org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException; import org.opendaylight.protocol.util.ByteArray; import org.opendaylight.protocol.util.Ipv6Util; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix; import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.ExcludeRouteSubobjects; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.PathKey; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.PceId; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.SrlgId; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.AsNumberCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.IpPrefixCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.SrlgCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.UnnumberedCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.as.number._case.AsNumberBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.ip.prefix._case.IpPrefixBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.srlg._case.SrlgBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.unnumbered._case.UnnumberedBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.exclude.route.object.exclude.route.object.SubobjectContainerBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.PathKeyCaseBuilder; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.explicit.route.subobjects.subobject.type.path.key._case.PathKeyBuilder; public class XROSubobjectParserTest { private static final byte[] ip4PrefixBytes = { (byte) 0x01, (byte) 0x08, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0x16, (byte) 0x00 }; private static final byte[] ip6PrefixBytes = { (byte) 0x82, (byte) 0x14, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0x16, (byte) 0x01 }; private static final byte[] srlgBytes = { (byte) 0xa2, (byte) 0x08, (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x00, (byte) 0x02 }; private static final byte[] unnumberedBytes = { (byte) 0x84, (byte) 0x0c, (byte) 0x00, (byte) 0x01, (byte) 0x12, (byte) 0x34, (byte) 0x50, (byte) 0x00, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }; private static final byte[] asNumberBytes = { (byte) 0xa0, (byte) 0x04, (byte) 0x00, (byte) 0x64 }; private static final byte[] pathKey32Bytes = { (byte) 0xc0, (byte) 0x08, (byte) 0x12, (byte) 0x34, (byte) 0x12, (byte) 0x34, (byte) 0x50, (byte) 0x00 }; private static final byte[] pathKey128Bytes = { (byte) 0xc1, (byte) 0x14, (byte) 0x12, (byte) 0x34, (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9A, (byte) 0xBC, (byte) 0xDE, (byte) 0x12, (byte) 0x34, (byte) 0x54, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 }; @Test public void testXROIp4PrefixSubobject() throws RSVPParsingException { final XROIpv4PrefixSubobjectParser parser = new XROIpv4PrefixSubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(false); subs.setAttribute(ExcludeRouteSubobjects.Attribute.Interface); subs.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix( new IpPrefixBuilder().setIpPrefix(new IpPrefix(new Ipv4Prefix("255.255.255.255/22"))).build()) .build()); assertEquals(subs.build(), parser.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(ip4PrefixBytes, 2)), false)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(ip4PrefixBytes, ByteArray.getAllBytes(buff)); try { parser.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } @Test public void testXROIp6PrefixSubobject() throws RSVPParsingException { final XROIpv6PrefixSubobjectParser parser = new XROIpv6PrefixSubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(true); subs.setAttribute(ExcludeRouteSubobjects.Attribute.Node); subs.setSubobjectType( new IpPrefixCaseBuilder() .setIpPrefix(new IpPrefixBuilder() .setIpPrefix(new IpPrefix(Ipv6Util.prefixForBytes(new byte[] { (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }, 22))) .build()) .build()); assertEquals(subs.build(), parser.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(ip6PrefixBytes, 2)), true)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(ip6PrefixBytes, ByteArray.getAllBytes(buff)); try { parser.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } @Test public void testXROSrlgSubobject() throws RSVPParsingException { final XROSRLGSubobjectParser parser = new XROSRLGSubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(true); subs.setAttribute(ExcludeRouteSubobjects.Attribute.Srlg); subs.setSubobjectType(new SrlgCaseBuilder() .setSrlg(new SrlgBuilder().setSrlgId(new SrlgId(0x12345678L)).build()).build()); assertEquals(subs.build(), parser.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(srlgBytes, 2)), true)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(srlgBytes, ByteArray.getAllBytes(buff)); try { parser.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } @Test public void testXROUnnumberedSubobject() throws RSVPParsingException { final XROUnnumberedInterfaceSubobjectParser parser = new XROUnnumberedInterfaceSubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(true); subs.setAttribute(ExcludeRouteSubobjects.Attribute.Node); subs.setSubobjectType(new UnnumberedCaseBuilder() .setUnnumbered(new UnnumberedBuilder().setRouterId(0x12345000L).setInterfaceId(0xffffffffL).build()) .build()); assertEquals(subs.build(), parser.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(unnumberedBytes, 2)), true)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(unnumberedBytes, ByteArray.getAllBytes(buff)); try { parser.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } @Test public void testXROAsNumberSubobject() throws RSVPParsingException { final XROAsNumberSubobjectParser parser = new XROAsNumberSubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(true); subs.setSubobjectType(new AsNumberCaseBuilder() .setAsNumber(new AsNumberBuilder().setAsNumber(new AsNumber(0x64L)).build()).build()); assertEquals(subs.build(), parser.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(asNumberBytes, 2)), true)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(asNumberBytes, ByteArray.getAllBytes(buff)); try { parser.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } @Test public void testXROPathKey32Subobject() throws RSVPParsingException { final XROPathKey32SubobjectParser parser = new XROPathKey32SubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(true); final PathKeyBuilder pBuilder = new PathKeyBuilder(); pBuilder.setPceId(new PceId(new byte[] { (byte) 0x12, (byte) 0x34, (byte) 0x50, (byte) 0x00 })); pBuilder.setPathKey(new PathKey(4660)); subs.setSubobjectType(new PathKeyCaseBuilder().setPathKey(pBuilder.build()).build()); assertEquals(subs.build(), parser.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(pathKey32Bytes, 2)), true)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(pathKey32Bytes, ByteArray.getAllBytes(buff)); try { parser.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } @Test public void testXROPathKey128Subobject() throws RSVPParsingException { final XROPathKey128SubobjectParser parser128 = new XROPathKey128SubobjectParser(); final XROPathKey32SubobjectParser parser = new XROPathKey32SubobjectParser(); final SubobjectContainerBuilder subs = new SubobjectContainerBuilder(); subs.setMandatory(true); final PathKeyBuilder pBuilder = new PathKeyBuilder(); pBuilder.setPceId(new PceId(new byte[] { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9A, (byte) 0xBC, (byte) 0xDE, (byte) 0x12, (byte) 0x34, (byte) 0x54, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 })); pBuilder.setPathKey(new PathKey(4660)); subs.setSubobjectType(new PathKeyCaseBuilder().setPathKey(pBuilder.build()).build()); assertEquals(subs.build(), parser128.parseSubobject(Unpooled.wrappedBuffer(ByteArray.cutBytes(pathKey128Bytes, 2)), true)); final ByteBuf buff = Unpooled.buffer(); parser.serializeSubobject(subs.build(), buff); Assert.assertArrayEquals(pathKey128Bytes, ByteArray.getAllBytes(buff)); try { parser128.parseSubobject(null, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } try { parser128.parseSubobject(Unpooled.EMPTY_BUFFER, true); Assert.fail(); } catch (final IllegalArgumentException e) { Assert.assertEquals("Array of bytes is mandatory. Can't be null or empty.", e.getMessage()); } } }