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/*
* ===============================LICENSE_START======================================
* dcae-analytics
* ================================================================================
* Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============================LICENSE_END===========================================
*/
package org.openecomp.dcae.apod.analytics.cdap.tca.flowlet;
import co.cask.cdap.api.app.ApplicationSpecification;
import co.cask.cdap.api.dataset.lib.ObjectMappedTable;
import co.cask.cdap.api.flow.flowlet.FlowletContext;
import co.cask.cdap.api.flow.flowlet.OutputEmitter;
import co.cask.cdap.api.metrics.Metrics;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
import org.openecomp.dcae.apod.analytics.cdap.common.CDAPComponentsConstants;
import org.openecomp.dcae.apod.analytics.cdap.common.persistance.tca.TCAMessageStatusEntity;
import org.openecomp.dcae.apod.analytics.cdap.tca.BaseAnalyticsCDAPTCAUnitTest;
import org.openecomp.dcae.apod.analytics.cdap.tca.utils.CDAPTCAUtils;
import org.openecomp.dcae.apod.analytics.model.domain.cef.EventListener;
import org.openecomp.dcae.apod.analytics.model.domain.policy.tca.TCAPolicy;
import org.openecomp.dcae.apod.analytics.model.domain.policy.tca.Threshold;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
/**
* @author Rajiv Singla . Creation Date: 12/19/2016.
*/
@SuppressWarnings("unchecked")
public class TCAVESThresholdViolationCalculatorFlowletTest extends BaseAnalyticsCDAPTCAUnitTest {
private static final String messageStatusTableName = "TEST_MESSAGE_STATUS_TABLE";
private TCAVESThresholdViolationCalculatorFlowlet violationCalculatorFlowlet;
private Metrics metrics;
private OutputEmitter outputEmitter;
private ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable;
private static class TCATestVESThresholdViolationCalculatorFlowlet extends
TCAVESThresholdViolationCalculatorFlowlet {
public TCATestVESThresholdViolationCalculatorFlowlet(
final String messageStatusTableName,
final OutputEmitter tcaAlertOutputEmitter,
ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable,
Metrics metrics) {
super(messageStatusTableName);
this.tcaAlertOutputEmitter = tcaAlertOutputEmitter;
this.metrics = metrics;
}
}
@Before
public void before() {
violationCalculatorFlowlet = new TCAVESThresholdViolationCalculatorFlowlet(messageStatusTableName);
vesMessageStatusTable = Mockito.mock(ObjectMappedTable.class);
outputEmitter = Mockito.mock(OutputEmitter.class);
metrics = Mockito.mock(Metrics.class);
}
@Test
public void testConfigure() throws Exception {
assertFlowletNameAndDescription(
CDAPComponentsConstants.TCA_FIXED_VES_THRESHOLD_VIOLATION_CALCULATOR_NAME_FLOWLET,
CDAPComponentsConstants.TCA_FIXED_VES_THRESHOLD_VIOLATION_CALCULATOR_DESCRIPTION_FLOWLET,
violationCalculatorFlowlet);
}
@Test
public void testInitialize() throws Exception {
final FlowletContext mockFlowletContext = initializeFlowlet(violationCalculatorFlowlet, vesMessageStatusTable);
verify(mockFlowletContext, times(1)).getDataset(anyString());
}
@Test
public void testFilterVESMessagesWhenVESMessageIsInApplicable() throws Exception {
final TCATestVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
createTestViolationCalculator(vesMessageStatusTable, outputEmitter, metrics);
initializeFlowlet(thresholdViolationCalculatorFlowlet, vesMessageStatusTable);
thresholdViolationCalculatorFlowlet.filterVESMessages("inapplicable");
verify(vesMessageStatusTable, times(1)).write(anyString(),
any(TCAMessageStatusEntity.class));
}
@Test
public void testFilterVESMessagesWhenVESMessageIsCompliant() throws Exception {
final TCATestVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
createTestViolationCalculator(vesMessageStatusTable, outputEmitter, metrics);
initializeFlowlet(thresholdViolationCalculatorFlowlet, vesMessageStatusTable);
thresholdViolationCalculatorFlowlet.filterVESMessages(getValidCEFMessage());
verify(vesMessageStatusTable, times(1)).write(anyString(),
any(TCAMessageStatusEntity.class));
}
@Test
public void testFilterVESMessagesWhenVESMessageNonCompliant() throws Exception {
final TCATestVESThresholdViolationCalculatorFlowlet thresholdViolationCalculatorFlowlet =
createTestViolationCalculator(vesMessageStatusTable, outputEmitter, metrics);
final FlowletContext flowletContext =
initializeFlowlet(thresholdViolationCalculatorFlowlet, vesMessageStatusTable);
final TCAPolicy policy = CDAPTCAUtils.getValidatedTCAPolicyPreferences(flowletContext);
final Threshold threshold = policy.getMetricsPerFunctionalRole().get(0).getThresholds().get(0);
final Long thresholdValue = threshold.getThresholdValue();
final EventListener thresholdViolatingMessage = getCEFEventListener();
thresholdViolatingMessage.getEvent().getMeasurementsForVfScalingFields().getVNicUsageArray().get(0).setBytesIn
(thresholdValue - 1);
thresholdViolationCalculatorFlowlet.filterVESMessages(
ANALYTICS_MODEL_OBJECT_MAPPER.writeValueAsString(thresholdViolatingMessage));
verify(vesMessageStatusTable, times(1)).write(anyString(),
any(TCAMessageStatusEntity.class));
verify(outputEmitter, times(1)).emit(anyString());
}
private static TCATestVESThresholdViolationCalculatorFlowlet createTestViolationCalculator(
final ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable,
final OutputEmitter outputEmitter, final Metrics metrics) {
doNothing().when(outputEmitter).emit(anyString());
doNothing().when(metrics).count(anyString(), anyInt());
doNothing().when(vesMessageStatusTable).write(anyString(), any(TCAMessageStatusEntity.class));
return new TCATestVESThresholdViolationCalculatorFlowlet(messageStatusTableName, outputEmitter,
vesMessageStatusTable, metrics);
}
private static <T extends TCAVESThresholdViolationCalculatorFlowlet> FlowletContext initializeFlowlet(
T calculatorFlowlet, ObjectMappedTable<TCAMessageStatusEntity> vesMessageStatusTable) {
final FlowletContext mockFlowletContext = getTestFlowletContextWithValidPolicy();
when(mockFlowletContext.getDataset(anyString())).thenReturn(vesMessageStatusTable);
when(mockFlowletContext.getInstanceId()).thenReturn(1);
ApplicationSpecification mockApplicationSpecification = Mockito.mock(ApplicationSpecification.class);
when(mockFlowletContext.getApplicationSpecification()).thenReturn(mockApplicationSpecification);
when(mockApplicationSpecification.getName()).thenReturn("TestTCAAppName");
try {
calculatorFlowlet.initialize(mockFlowletContext);
return mockFlowletContext;
} catch (Exception e) {
LOG.error("error while flowlet initialization");
throw new RuntimeException(e);
}
}
}
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