From 52cf136c56e0d7954bc92c5d65a1faea6c0c653d Mon Sep 17 00:00:00 2001
From: Nikolaus Huber <nikolaus.huber@uni-wuerzburg.de>
Date: Tue, 18 Dec 2012 11:54:05 +0000
Subject: [PATCH] git-svn-id:
https://se1.informatik.uni-wuerzburg.de/usvn/svn/code/code/DMM/trunk@9556
9e42b895-fcda-4063-8a3b-11be15eb1bbd
---
.../util/WeightingFunctionHelperTest.java | 87 +++++++++++++++++++
1 file changed, 87 insertions(+)
create mode 100644 edu.kit.ipd.descartes.adaptation.test/src/edu/kit/ipd/descartes/adaptation/util/WeightingFunctionHelperTest.java
diff --git a/edu.kit.ipd.descartes.adaptation.test/src/edu/kit/ipd/descartes/adaptation/util/WeightingFunctionHelperTest.java b/edu.kit.ipd.descartes.adaptation.test/src/edu/kit/ipd/descartes/adaptation/util/WeightingFunctionHelperTest.java
new file mode 100644
index 00000000..751484f8
--- /dev/null
+++ b/edu.kit.ipd.descartes.adaptation.test/src/edu/kit/ipd/descartes/adaptation/util/WeightingFunctionHelperTest.java
@@ -0,0 +1,87 @@
+package edu.kit.ipd.descartes.adaptation.util;
+
+import static org.junit.Assert.assertEquals;
+
+import org.eclipse.emf.common.util.EList;
+import org.eclipse.emf.common.util.URI;
+import org.junit.Before;
+import org.junit.Test;
+
+import edu.kit.ipd.descartes.adaptation.model.PerformanceDataRepositoryHandler;
+import edu.kit.ipd.descartes.mm.adaptation.AdaptationFactory;
+import edu.kit.ipd.descartes.mm.adaptation.WeightedMetric;
+import edu.kit.ipd.descartes.mm.adaptation.WeightingFunction;
+import edu.kit.ipd.descartes.perfdatarepo.Impact;
+import edu.kit.ipd.descartes.perfdatarepo.MetricType;
+import edu.kit.ipd.descartes.perfdatarepo.PerfdatarepoFactory;
+import edu.kit.ipd.descartes.perfdatarepo.PerformanceDataRepository;
+import edu.kit.ipd.descartes.perfdatarepo.Result;
+
+public class WeightingFunctionHelperTest {
+
+ private static final String PERF_DATA_REPO_XMI_FILE = "../ExampleModels/Adaptation/PerformanceDataRepositoryDummy.xmi";
+ private static final double UTIL_WEIGHT = 2.0d;
+
+ PerformanceDataRepositoryHandler perfDataHandler = PerformanceDataRepositoryHandler.getInstance();
+ PerformanceDataRepository perfDataRepo = null;
+ WeightingFunction function = null;
+
+ private enum METRIC_TYPES {
+ UTILIZATION,
+ RESPONSE_TIME;
+ }
+
+ private MetricType getTypeHelper(METRIC_TYPES mType) {
+ EList<MetricType> types = perfDataRepo.getMetricTypes();
+ switch (mType) {
+ case UTILIZATION:
+ return types.get(0);
+ case RESPONSE_TIME:
+ return types.get(1);
+ default:
+ return null;
+ }
+ }
+
+ @Before
+ public void setUp() throws Exception {
+ perfDataRepo = (PerformanceDataRepository) perfDataHandler.load(URI.createFileURI(PERF_DATA_REPO_XMI_FILE));
+ MetricType metricType = getTypeHelper(METRIC_TYPES.UTILIZATION);
+
+ function = AdaptationFactory.eINSTANCE.createWeightingFunction();
+ WeightedMetric wUtil = AdaptationFactory.eINSTANCE.createWeightedMetric();
+ wUtil.setId("1");
+ wUtil.setName("UtilizationMetricWeight");
+ wUtil.setWeight(UTIL_WEIGHT);
+ wUtil.setMetricType(metricType);
+ function.getWeightedMetrics().add(wUtil);
+ }
+
+ @Test
+ public void testGetWeightForMetricType() {
+ double weight = 0.0;
+ MetricType metricType = getTypeHelper(METRIC_TYPES.RESPONSE_TIME);
+ weight = WeightingFunctionHelper.getWeightForMetricType(function, metricType);
+ assertEquals(Double.NaN, weight, 0.0);
+
+ metricType = getTypeHelper(METRIC_TYPES.UTILIZATION);
+ weight = WeightingFunctionHelper.getWeightForMetricType(function, metricType);
+ assertEquals(UTIL_WEIGHT, weight, 0.0);
+ }
+
+ @Test
+ public void testGetValueForMetricType() {
+ double testValue = 0;
+ MetricType metricType = getTypeHelper(METRIC_TYPES.UTILIZATION);
+
+ Result emptyResult = PerfdatarepoFactory.eINSTANCE.createResult();
+ testValue = WeightingFunctionHelper.getValueForMetricType(metricType, emptyResult);
+ assertEquals(Double.NaN, testValue, 0);
+
+ Impact impact = perfDataRepo.getImpactHistory().get(0);
+ Result before = impact.getBefore();
+ testValue = WeightingFunctionHelper.getValueForMetricType(metricType, before);
+ assertEquals(0.4, testValue, 0);
+ }
+
+}
--
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