dcae-analytics-common/src/test/java/org/openecomp/dcae/apod/analytics/common/service/filter/GenericJsonMessageFilterTest.java

   1 /*\r
   2  * ===============================LICENSE_START======================================\r
   3  *  dcae-analytics\r
   4  * ================================================================================\r
   5  *    Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
   6  * ================================================================================\r
   7  *  Licensed under the Apache License, Version 2.0 (the "License");\r
   8  *  you may not use this file except in compliance with the License.\r
   9  *   You may obtain a copy of the License at\r
  10  *\r
  11  *          http://www.apache.org/licenses/LICENSE-2.0\r
  12  *\r
  13  *  Unless required by applicable law or agreed to in writing, software\r
  14  *  distributed under the License is distributed on an "AS IS" BASIS,\r
  15  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16  *  See the License for the specific language governing permissions and\r
  17  *  limitations under the License.\r
  18  *  ============================LICENSE_END===========================================\r
  19  */\r
  20 \r
  21 package org.openecomp.dcae.apod.analytics.common.service.filter;\r
  22 \r
  23 import com.google.common.collect.ImmutableList;\r
  24 import org.junit.Assert;\r
  25 import org.junit.Before;\r
  26 import org.junit.Test;\r
  27 import org.openecomp.dcae.apod.analytics.common.BaseAnalyticsCommonUnitTest;\r
  28 import org.openecomp.dcae.apod.analytics.common.service.processor.GenericMessageChainProcessor;\r
  29 \r
  30 import static org.junit.Assert.assertEquals;\r
  31 \r
  32 /**\r
  33  * @author Rajiv Singla . Creation Date: 2/10/2017.\r
  34  */\r
  35 public class GenericJsonMessageFilterTest extends BaseAnalyticsCommonUnitTest {\r
  36 \r
  37     private String jsonMessage;\r
  38 \r
  39     @Before\r
  40     public void before() throws Exception {\r
  41         jsonMessage = fromStream(CEF_MESSAGE_FILE_PATH);\r
  42 \r
  43     }\r
  44 \r
  45     @Test\r
  46     public void testJsonMessageFilterWhenAllFiltersPassed() throws Exception {\r
  47 \r
  48         final JsonMessageFilterProcessorContext finalMessageProcessorContext =\r
  49                 processJsonMessageFilterChain(jsonMessage,\r
  50                         "domainFilter", "$.event.commonEventHeader.domain", "measurementsForVfScaling",\r
  51                         "eventNameFilter", "$.event.commonEventHeader.eventName", "Mfvs_eNodeB_RANKPI");\r
  52 \r
  53         assertJsonMessageAssertions(jsonMessage, finalMessageProcessorContext, true, true, 2);\r
  54 \r
  55     }\r
  56 \r
  57     @Test\r
  58     public void testJsonMessageFilterWhenJsonPathValueIsANumber() throws Exception {\r
  59 \r
  60         final JsonMessageFilterProcessorContext finalMessageProcessorContext =\r
  61                 processJsonMessageFilterChain(jsonMessage,\r
  62                         "domainFilter", "$.event.commonEventHeader.sequence", "0",\r
  63                         "eventNameFilter", "$.event.commonEventHeader.eventName", "Mfvs_eNodeB_RANKPI");\r
  64 \r
  65         assertJsonMessageAssertions(jsonMessage, finalMessageProcessorContext, true, true, 2);\r
  66     }\r
  67 \r
  68     @Test\r
  69     public void testJsonMessageFilterWhenOneFilterDoesNotMatch() throws Exception {\r
  70 \r
  71         final JsonMessageFilterProcessorContext finalMessageProcessorContext =\r
  72                 processJsonMessageFilterChain(jsonMessage,\r
  73                         "domainFilter", "$.event.commonEventHeader.domain", "xxxxxxxxxxx",\r
  74                         "functionalRoleFilter", "$.event.commonEventHeader.eventName", "vFirewall");\r
  75 \r
  76         assertJsonMessageAssertions(jsonMessage, finalMessageProcessorContext, false, false, 1);\r
  77     }\r
  78 \r
  79     @Test\r
  80     public void testJsonMessageFilterWhenJsonPathDoesNotExist() throws Exception {\r
  81 \r
  82         final JsonMessageFilterProcessorContext finalMessageProcessorContext =\r
  83                 processJsonMessageFilterChain(jsonMessage,\r
  84                         "domainFilter", "$.event.commonEventHeader.xxxxxxx", "measurementsForVfScaling",\r
  85                         "functionalRoleFilter", "$.event.commonEventHeader.eventName", "vFirewall");\r
  86 \r
  87         assertJsonMessageAssertions(jsonMessage, finalMessageProcessorContext, false, false, 1);\r
  88     }\r
  89 \r
  90     @Test\r
  91     public void testJsonMessageFilterWhenIncomingMessageIsBlank() throws Exception {\r
  92 \r
  93         final JsonMessageFilterProcessorContext finalMessageProcessorContext =\r
  94                 processJsonMessageFilterChain("",\r
  95                         "domainFilter", "$.event.commonEventHeader.domain", "measurementsForVfScaling",\r
  96                         "functionalRoleFilter", "$.event.commonEventHeader.eventName", "vFirewall");\r
  97 \r
  98         assertJsonMessageAssertions("", finalMessageProcessorContext, false, null, 1);\r
  99 \r
 100     }\r
 101 \r
 102     @Test\r
 103     public void testJsonMessageFilterWhenIncomingMessageIsNotValidJson() throws Exception {\r
 104 \r
 105         final JsonMessageFilterProcessorContext finalMessageProcessorContext =\r
 106                 processJsonMessageFilterChain("invalidJson",\r
 107                         "domainFilter", "$.event.commonEventHeader.domain", "measurementsForVfScaling",\r
 108                         "functionalRoleFilter", "$.event.commonEventHeader.eventName", "vFirewall");\r
 109 \r
 110         assertJsonMessageAssertions("invalidJson", finalMessageProcessorContext, false, null, 1);\r
 111 \r
 112     }\r
 113 \r
 114 \r
 115     private static void assertJsonMessageAssertions(\r
 116             final String jsonMessage, final JsonMessageFilterProcessorContext finalMessageProcessorContext,\r
 117             final Boolean canProcessingContinueFlag, final Boolean matchedFlag,\r
 118             final int messageProcessorCount) throws Exception {\r
 119 \r
 120         assertJson(jsonMessage, finalMessageProcessorContext.getMessage());\r
 121         Assert.assertEquals(canProcessingContinueFlag, finalMessageProcessorContext.canProcessingContinue());\r
 122         assertEquals(matchedFlag, finalMessageProcessorContext.getMatched());\r
 123         Assert.assertEquals(finalMessageProcessorContext.getMessageProcessors().size(), messageProcessorCount);\r
 124 \r
 125     }\r
 126 \r
 127 \r
 128     private static JsonMessageFilterProcessorContext processJsonMessageFilterChain(\r
 129             final String jsonMessage,\r
 130             final String firstFilterName, final String firstFilterPath, final String firstFilterValue,\r
 131             final String secondFilterName, final String secondFilterPath, final String secondFilterValue) {\r
 132 \r
 133         // create processors\r
 134         final GenericJsonMessageFilter firstFilter = new GenericJsonMessageFilter(firstFilterName, firstFilterPath,\r
 135                 firstFilterValue);\r
 136         final GenericJsonMessageFilter secondFilter = new GenericJsonMessageFilter(secondFilterName,\r
 137                 secondFilterPath, secondFilterValue);\r
 138 \r
 139         // create initial processor context containing the json message that need to be processed\r
 140         final JsonMessageFilterProcessorContext initialProcessorContext =\r
 141                 new JsonMessageFilterProcessorContext(jsonMessage);\r
 142 \r
 143         // create a generic message chain processor and feed it list of processors and initialProcessor context\r
 144         final GenericMessageChainProcessor<JsonMessageFilterProcessorContext> messageChainProcessor =\r
 145                 new GenericMessageChainProcessor<>(ImmutableList.of(firstFilter, secondFilter),\r
 146                         initialProcessorContext);\r
 147 \r
 148         // process the generic message chain\r
 149         return messageChainProcessor.processChain();\r
 150     }\r
 151 }\r