Tomek OsiĆski | e9ccf41 | 2018-01-13 19:44:11 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package org.onosproject.xmpp.core.ctl.handlers; |
| 18 | |
| 19 | import com.fasterxml.aalto.AsyncByteArrayFeeder; |
| 20 | import com.fasterxml.aalto.AsyncXMLStreamReader; |
| 21 | import com.fasterxml.aalto.stax.InputFactoryImpl; |
| 22 | import com.google.common.collect.Lists; |
| 23 | import org.codehaus.stax2.ri.evt.Stax2EventAllocatorImpl; |
| 24 | import org.dom4j.Element; |
| 25 | import org.hamcrest.Matchers; |
| 26 | import org.junit.Before; |
| 27 | import org.junit.Test; |
| 28 | import org.onosproject.xmpp.core.ctl.ChannelHandlerContextAdapter; |
| 29 | |
| 30 | import javax.xml.stream.XMLStreamException; |
| 31 | import javax.xml.stream.events.XMLEvent; |
| 32 | import java.io.UnsupportedEncodingException; |
| 33 | import java.util.List; |
| 34 | |
| 35 | import static org.hamcrest.CoreMatchers.is; |
| 36 | import static org.hamcrest.MatcherAssert.assertThat; |
| 37 | import static org.hamcrest.Matchers.instanceOf; |
| 38 | import static org.hamcrest.Matchers.notNullValue; |
| 39 | import static org.junit.Assert.assertNotNull; |
| 40 | import static org.junit.Assert.fail; |
| 41 | |
| 42 | /** |
| 43 | * Test class for XmlMerger class. |
| 44 | */ |
| 45 | public class XmlMergerTest { |
| 46 | |
| 47 | List<Object> streamOpenXmlEventList; |
| 48 | List<Object> streamCloseXmlEventList; |
| 49 | List<Object> subscribeMsgEventList; |
| 50 | List<Object> publishMsgEventList; |
| 51 | |
| 52 | XmlMerger xmlMerger; |
| 53 | |
| 54 | private String streamOpenMsg = String.format("<stream:stream to='%s' %s %s %s %s %s>", "xmpp.onosproject.org", |
| 55 | "from='test@xmpp.org'", |
| 56 | "xmlns:stream='http://etherx.jabber.org/streams'", |
| 57 | "xmlns='jabber:client'", "xml:lang='en'", "version='1.0'"); |
| 58 | |
| 59 | private String streamCloseMsg = "</stream:stream>"; |
| 60 | |
| 61 | private String publishMsg = "<iq type='set'\n" + |
| 62 | " from='test@xmpp.org'\n" + |
| 63 | " to='xmpp.onosproject.org'\n" + |
| 64 | " id='request1'>\n" + |
| 65 | " <pubsub xmlns='http://jabber.org/protocol/pubsub'>\n" + |
| 66 | " <publish node='test'>\n" + |
| 67 | " <item id=\"test\">\n" + |
| 68 | " <entry xmlns='http://ietf.org/protocol/bgpvpn'>\n" + |
| 69 | " <nlri af='1'>10.0.0.1</nlri>\n" + |
| 70 | " <next-hop af='1'>169.1.1.1</next-hop>\n" + |
| 71 | " <version id='1'/>\n" + |
| 72 | " <label>10000</label>\n" + |
| 73 | " </entry> \n" + |
| 74 | " </item>\n" + |
| 75 | " </publish>\n" + |
| 76 | " </pubsub>\n" + |
| 77 | "</iq>\n"; |
| 78 | |
| 79 | private String subscribeMsg = "<iq type='set'\n" + |
| 80 | " from='test@xmpp.org'\n" + |
| 81 | " to='xmpp.onosproject.org/other-peer'\n" + |
| 82 | " id='sub1'>\n" + |
| 83 | " <pubsub xmlns='http://jabber.org/protocol/pubsub'>\n" + |
| 84 | " <subscribe node='test'/>\n" + |
| 85 | " </pubsub>\n" + |
| 86 | "</iq>"; |
| 87 | |
| 88 | AsyncXMLStreamReader<AsyncByteArrayFeeder> streamReader = |
| 89 | new InputFactoryImpl().createAsyncForByteArray(); |
| 90 | Stax2EventAllocatorImpl allocator = new Stax2EventAllocatorImpl(); |
| 91 | |
| 92 | @Before |
| 93 | public void setUp() throws Exception { |
| 94 | xmlMerger = new XmlMerger(); |
| 95 | streamOpenXmlEventList = Lists.newArrayList(); |
| 96 | streamCloseXmlEventList = Lists.newArrayList(); |
| 97 | subscribeMsgEventList = Lists.newArrayList(); |
| 98 | publishMsgEventList = Lists.newArrayList(); |
| 99 | initXmlEventList(streamOpenXmlEventList, streamOpenMsg); |
| 100 | initXmlEventList(subscribeMsgEventList, subscribeMsg); |
| 101 | initXmlEventList(publishMsgEventList, publishMsg); |
| 102 | initXmlEventList(streamCloseXmlEventList, streamCloseMsg); |
| 103 | streamReader.closeCompletely(); |
| 104 | } |
| 105 | |
| 106 | private void initXmlEventList(List<Object> xmlEventList, String xmlMessage) |
| 107 | throws XMLStreamException, UnsupportedEncodingException { |
| 108 | AsyncByteArrayFeeder streamFeeder = streamReader.getInputFeeder(); |
| 109 | byte[] buffer = xmlMessage.getBytes("UTF-8"); |
| 110 | streamFeeder.feedInput(buffer, 0, buffer.length); |
| 111 | while (streamReader.hasNext() && streamReader.next() != AsyncXMLStreamReader.EVENT_INCOMPLETE) { |
| 112 | xmlEventList.add(allocator.allocate(streamReader)); |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | @Test |
| 117 | public void testInit() throws Exception { |
| 118 | assertThat(xmlMerger.docBuilder, is(notNullValue())); |
| 119 | assertThat(xmlMerger.document, is(notNullValue())); |
| 120 | assertThat(xmlMerger.result, is(notNullValue())); |
| 121 | assertThat(xmlMerger.writer, is(notNullValue())); |
| 122 | assertThat(xmlMerger.xmlOutputFactory, is(notNullValue())); |
| 123 | } |
| 124 | |
| 125 | @Test |
| 126 | public void testMergeStreamOpen() throws Exception { |
| 127 | List<Object> list = Lists.newArrayList(); |
| 128 | streamOpenXmlEventList.forEach(xmlEvent -> { |
| 129 | try { |
| 130 | xmlMerger.decode(new ChannelHandlerContextAdapter(), xmlEvent, list); |
| 131 | } catch (Exception e) { |
| 132 | fail(); |
| 133 | } |
| 134 | }); |
| 135 | // StreamOpen should not be merged, should be passed as XMLEvent |
| 136 | assertThat(list.size(), Matchers.is(1)); |
| 137 | assertThat(list.get(0), Matchers.is(instanceOf(XMLEvent.class))); |
| 138 | assertThat(((XMLEvent) list.get(0)).isStartElement(), Matchers.is(true)); |
| 139 | } |
| 140 | |
| 141 | @Test |
| 142 | public void testMergeSubscribeMsg() throws Exception { |
| 143 | List<Object> list = Lists.newArrayList(); |
| 144 | xmlMerger.depth = 1; |
| 145 | subscribeMsgEventList.forEach(xmlEvent -> { |
| 146 | try { |
| 147 | xmlMerger.decode(new ChannelHandlerContextAdapter(), xmlEvent, list); |
| 148 | } catch (Exception e) { |
| 149 | fail(); |
| 150 | } |
| 151 | }); |
| 152 | assertThat("Output list should have size of 1", list.size(), Matchers.is(1)); |
| 153 | assertThat("Output object should be of type org.dom4j.Element", |
| 154 | list.get(0), Matchers.is(instanceOf(Element.class))); |
| 155 | Element root = (Element) list.get(0); |
| 156 | assertThat("Top level element should be of type IQ", |
| 157 | root.getQName().getName(), Matchers.is("iq")); |
| 158 | assertThat(root.attributes().size(), Matchers.is(4)); |
| 159 | assertThat(root.attribute("type").getValue(), Matchers.is("set")); |
| 160 | assertNotNull("<pubsub> element should be accessible", root.element("pubsub")); |
| 161 | assertThat(root.element("pubsub").getNamespaceURI(), Matchers.is("http://jabber.org/protocol/pubsub")); |
| 162 | assertNotNull("<subscribe> element should be accessible", |
| 163 | root.element("pubsub").element("subscribe")); |
| 164 | |
| 165 | } |
| 166 | |
| 167 | @Test |
| 168 | public void testMergePublishMsg() throws Exception { |
| 169 | List<Object> list = Lists.newArrayList(); |
| 170 | xmlMerger.depth = 1; |
| 171 | publishMsgEventList.forEach(xmlEvent -> { |
| 172 | try { |
| 173 | xmlMerger.decode(new ChannelHandlerContextAdapter(), xmlEvent, list); |
| 174 | } catch (Exception e) { |
| 175 | fail(); |
| 176 | } |
| 177 | }); |
| 178 | Element root = (Element) list.get(0); |
| 179 | assertThat("Top level element should be of type IQ", |
| 180 | root.getQName().getName(), Matchers.is("iq")); |
| 181 | assertThat(root.attributes().size(), Matchers.is(4)); |
| 182 | assertNotNull("<pubsub> element should be accessible", root.element("pubsub")); |
| 183 | assertNotNull("<publish> element should be accessible", |
| 184 | root.element("pubsub").element("publish")); |
| 185 | assertThat(root.element("pubsub").getNamespaceURI(), Matchers.is("http://jabber.org/protocol/pubsub")); |
| 186 | assertThat(root.element("pubsub").element("publish").attribute("node").getValue(), |
| 187 | Matchers.is("test")); |
| 188 | } |
| 189 | |
| 190 | @Test |
| 191 | public void testMergeStreamClose() throws Exception { |
| 192 | List<Object> list = Lists.newArrayList(); |
| 193 | streamCloseXmlEventList.forEach(xmlEvent -> { |
| 194 | try { |
| 195 | xmlMerger.decode(new ChannelHandlerContextAdapter(), xmlEvent, list); |
| 196 | } catch (Exception e) { |
| 197 | fail(); |
| 198 | } |
| 199 | }); |
| 200 | // StreamClose should not be merged, should be passed as XMLEvent |
| 201 | assertThat(list.size(), Matchers.is(1)); |
| 202 | assertThat(list.get(0), Matchers.is(instanceOf(XMLEvent.class))); |
| 203 | assertThat(((XMLEvent) list.get(0)).isEndElement(), Matchers.is(true)); |
| 204 | |
| 205 | } |
| 206 | |
| 207 | |
| 208 | |
| 209 | |
| 210 | |
| 211 | } |