dcae-analytics-cdap-tca/src/test/java/org/openecomp/dcae/apod/analytics/cdap/tca/flowlet/TCAVESThresholdViolationCalculatorFlowletTest.java

   1 /*
   2  * ===============================LICENSE_START======================================
   3  *  dcae-analytics
   4  * ================================================================================
   5  *    Copyright © 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  *  Licensed under the Apache License, Version 2.0 (the "License");
   8  *  you may not use this file except in compliance with the License.
   9  *   You may obtain a copy of the License at
  10  *
  11  *          http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  *  Unless required by applicable law or agreed to in writing, software
  14  *  distributed under the License is distributed on an "AS IS" BASIS,
  15  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  *  See the License for the specific language governing permissions and
  17  *  limitations under the License.
  18  *  ============================LICENSE_END===========================================
  19  */
  20
  21 package org.openecomp.dcae.apod.analytics.cdap.tca.flowlet;
  22
  23 import co.cask.cdap.api.app.ApplicationSpecification;
  24 import co.cask.cdap.api.dataset.lib.ObjectMappedTable;
  25 import co.cask.cdap.api.flow.flowlet.FlowletContext;
  26 import co.cask.cdap.api.flow.flowlet.OutputEmitter;
  27 import co.cask.cdap.api.metrics.Metrics;
  28 import org.junit.Before;
  29 import org.junit.Test;
  30 import org.mockito.Mockito;
  31 import org.openecomp.dcae.apod.analytics.cdap.common.CDAPComponentsConstants;
  32 import org.openecomp.dcae.apod.analytics.cdap.common.persistance.tca.TCAMessageStatusEntity;
  33 import org.openecomp.dcae.apod.analytics.cdap.tca.BaseAnalyticsCDAPTCAUnitTest;
  34 import org.openecomp.dcae.apod.analytics.cdap.tca.utils.CDAPTCAUtils;
  35 import org.openecomp.dcae.apod.analytics.model.domain.cef.EventListener;
  36 import org.openecomp.dcae.apod.analytics.model.domain.policy.tca.TCAPolicy;
  37 import org.openecomp.dcae.apod.analytics.model.domain.policy.tca.Threshold;
  38
  39 import static org.mockito.ArgumentMatchers.any;
  40 import static org.mockito.ArgumentMatchers.anyInt;
  41 import static org.mockito.ArgumentMatchers.anyString;
  42 import static org.mockito.Mockito.doNothing;
  43 import static org.mockito.Mockito.times;
  44 import static org.mockito.Mockito.verify;
  45 import static org.mockito.Mockito.when;
  46
  47 /**
  48  * @author Rajiv Singla . Creation Date: 12/19/2016.
  49  */
  50 @SuppressWarnings("unchecked")
  51 public class TCAVESThresholdViolationCalculatorFlowletTest extends BaseAnalyticsCDAPTCAUnitTest {
  52
  53     private static final String messageStatusTableName = "TEST_MESSAGE_STATUS_TABLE";
  54
  55     private TCAVESThresholdViolationCalculatorFlowlet violationCalculatorFlowlet;
  56     private Metrics metrics;
  57     private OutputEmitter outputEmitter;
  58     private ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable;
  59
  60     private static class TCATestVESThresholdViolationCalculatorFlowlet extends
  61             TCAVESThresholdViolationCalculatorFlowlet {
  62         public TCATestVESThresholdViolationCalculatorFlowlet(
  63                 final String messageStatusTableName,
  64                 final OutputEmitter tcaAlertOutputEmitter,
  65                 ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable,
  66                 Metrics metrics) {
  67             super(messageStatusTableName);
  68             this.tcaAlertOutputEmitter = tcaAlertOutputEmitter;
  69             this.metrics = metrics;
  70         }
  71     }
  72
  73     @Before
  74     public void before() {
  75         violationCalculatorFlowlet = new TCAVESThresholdViolationCalculatorFlowlet(messageStatusTableName);
  76         vesMessageStatusTable = Mockito.mock(ObjectMappedTable.class);
  77         outputEmitter = Mockito.mock(OutputEmitter.class);
  78         metrics = Mockito.mock(Metrics.class);
  79     }
  80
  81     @Test
  82     public void testConfigure() throws Exception {
  83         assertFlowletNameAndDescription(
  84                 CDAPComponentsConstants.TCA_FIXED_VES_THRESHOLD_VIOLATION_CALCULATOR_NAME_FLOWLET,
  85                 CDAPComponentsConstants.TCA_FIXED_VES_THRESHOLD_VIOLATION_CALCULATOR_DESCRIPTION_FLOWLET,
  86                 violationCalculatorFlowlet);
  87     }
  88
  89     @Test
  90     public void testInitialize() throws Exception {
  91         final FlowletContext mockFlowletContext = initializeFlowlet(violationCalculatorFlowlet, vesMessageStatusTable);
  92         verify(mockFlowletContext, times(1)).getDataset(anyString());
  93     }
  94
  95     @Test
  96     public void testFilterVESMessagesWhenVESMessageIsInApplicable() throws Exception {
  97         final TCATestVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
  98                 createTestViolationCalculator(vesMessageStatusTable, outputEmitter, metrics);
  99         initializeFlowlet(thresholdViolationCalculatorFlowlet, vesMessageStatusTable);
 100         thresholdViolationCalculatorFlowlet.filterVESMessages("inapplicable");
 101         verify(vesMessageStatusTable, times(1)).write(anyString(),
 102                 any(TCAMessageStatusEntity.class));
 103     }
 104
 105     @Test
 106     public void testFilterVESMessagesWhenVESMessageIsCompliant() throws Exception {
 107         final TCATestVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
 108                 createTestViolationCalculator(vesMessageStatusTable, outputEmitter, metrics);
 109         initializeFlowlet(thresholdViolationCalculatorFlowlet, vesMessageStatusTable);
 110         thresholdViolationCalculatorFlowlet.filterVESMessages(getValidCEFMessage());
 111         verify(vesMessageStatusTable, times(1)).write(anyString(),
 112                 any(TCAMessageStatusEntity.class));
 113     }
 114
 115     @Test
 116     public void testFilterVESMessagesWhenVESMessageNonCompliant() throws Exception {
 117         final TCATestVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
 118                 createTestViolationCalculator(vesMessageStatusTable, outputEmitter, metrics);
 119         final FlowletContext flowletContext =
 120                 initializeFlowlet(thresholdViolationCalculatorFlowlet, vesMessageStatusTable);
 121         final TCAPolicy policy = CDAPTCAUtils.getValidatedTCAPolicyPreferences(flowletContext);
 122         final Threshold threshold = policy.getMetricsPerFunctionalRole().get(0).getThresholds().get(0);
 123         final Long thresholdValue = threshold.getThresholdValue();
 124         final EventListener thresholdViolatingMessage = getCEFEventListener();
 125         thresholdViolatingMessage.getEvent().getMeasurementsForVfScalingFields().getVNicUsageArray().get(0).setBytesIn
 126                 (thresholdValue - 1);
 127         thresholdViolationCalculatorFlowlet.filterVESMessages(
 128                 ANALYTICS_MODEL_OBJECT_MAPPER.writeValueAsString(thresholdViolatingMessage));
 129         verify(vesMessageStatusTable, times(1)).write(anyString(),
 130                 any(TCAMessageStatusEntity.class));
 131         verify(outputEmitter, times(1)).emit(anyString());
 132     }
 133
 134     private static TCATestVESThresholdViolationCalculatorFlowlet createTestViolationCalculator(
 135             final ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable,
 136             final OutputEmitter outputEmitter, final Metrics metrics) {
 137         doNothing().when(outputEmitter).emit(anyString());
 138         doNothing().when(metrics).count(anyString(), anyInt());
 139         doNothing().when(vesMessageStatusTable).write(anyString(), any(TCAMessageStatusEntity.class));
 140         return new TCATestVESThresholdViolationCalculatorFlowlet(messageStatusTableName, outputEmitter,
 141                 vesMessageStatusTable, metrics);
 142     }
 143
 144     private static <T extends TCAVESThresholdViolationCalculatorFlowlet> FlowletContext initializeFlowlet(
 145             T calculatorFlowlet, ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable) {
 146         final FlowletContext mockFlowletContext = getTestFlowletContextWithValidPolicy();
 147         when(mockFlowletContext.getDataset(anyString())).thenReturn(vesMessageStatusTable);
 148         when(mockFlowletContext.getInstanceId()).thenReturn(1);
 149         ApplicationSpecification mockApplicationSpecification = Mockito.mock(ApplicationSpecification.class);
 150         when(mockFlowletContext.getApplicationSpecification()).thenReturn(mockApplicationSpecification);
 151         when(mockApplicationSpecification.getName()).thenReturn("TestTCAAppName");
 152         try {
 153             calculatorFlowlet.initialize(mockFlowletContext);
 154             return mockFlowletContext;
 155         } catch (Exception e) {
 156             LOG.error("error while flowlet initialization");
 157             throw new RuntimeException(e);
 158         }
 159     }
 160
 161 }