source: trunk/autoquest-core-coverage-test/src/test/java/de/ugoe/cs/autoquest/coverage/CoverageCalculatorObservedTest.java @ 927

//   Copyright 2012 Georg-August-Universität Göttingen, Germany
//
//   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.

package de.ugoe.cs.autoquest.coverage;

import java.util.ArrayList;
import java.util.Collection;

import de.ugoe.cs.autoquest.coverage.CoverageCalculatorObserved;
import de.ugoe.cs.autoquest.eventcore.Event;
import de.ugoe.cs.autoquest.eventcore.StringEventType;
import de.ugoe.cs.autoquest.usageprofiles.MockTrieBasedModel;

import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Random;
import java.util.Set;

import org.junit.*;

import static org.junit.Assert.*;

/**
 * The class <code>CoverageCalculatorObservedTest</code> contains tests for the
 * class <code>{@link CoverageCalculatorObserved}</code>.
 * 
 * @author Steffen Herbold
 * @version 1.0
 */
public class CoverageCalculatorObservedTest {
        
        Collection<List<Event>> sequencesObserved;
        
        Set<List<Event>> sequencesCovered;
        Set<List<Event>> sequencesCovered2;
        Set<List<Event>> sequencesNewPossible;
        
        MockTrieBasedModel mockProcess;
        
        @Test
        public void testCoverageCalculatorObserved_1() throws Exception {
                int length = 2;

                CoverageCalculatorObserved result = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                assertNotNull(result);
        }

        @Test(expected = java.lang.IllegalArgumentException.class)
        public void testCoverageCalculatorObserved_2() throws Exception {
                int length = 2;

                new CoverageCalculatorObserved(null,sequencesCovered, length);
        }

        @Test(expected = java.lang.IllegalArgumentException.class)
        public void testCoverageCalculatorObserved_3() throws Exception {
                int length = 2;

                new CoverageCalculatorObserved(sequencesObserved, null, length);
        }

        @Test(expected = java.lang.IllegalArgumentException.class)
        public void testCoverageCalculatorObserved_4() throws Exception {
                int length = 0;

                new CoverageCalculatorObserved(sequencesObserved, sequencesCovered, length);
        }

        @Test(expected = java.lang.IllegalArgumentException.class)
        public void testCoverageCalculatorObserved_5() throws Exception {
                int length = -1;

                new CoverageCalculatorObserved(sequencesObserved, sequencesCovered, length);
        }
        
        @Test
        public void testCoverageObserved_1() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                double result = fixture.getCoverageObserved();
                
                assertEquals(3.0/6.0, result, 0.0001);
        }
        
        @Test
        public void testCoverageObserved_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered2, length);
                
                double result = fixture.getCoverageObserved();
                
                assertEquals(2.0/6.0, result, 0.0001);
        }
        
        @Test
        public void testCoverageObservedWeigth_1() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                double result = fixture.getCoverageObservedWeigth(mockProcess);
                
                assertEquals(6.0, result, 0.0001);
        }
        
        @Test
        public void testCoverageObservedWeigth_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered2, length);
                
                double result = fixture.getCoverageObservedWeigth(mockProcess);
                
                assertEquals(4.0, result, 0.0001);
        }
        
        @Test
        public void testGetNewPercentage_1() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                double result = fixture.getNewPercentage();
                
                assertEquals(1.0/4.0, result, 0.0001);
        }
        
        @Test
        public void testGetNewPercentage_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered2, length);
                
                double result = fixture.getNewPercentage();
                
                assertEquals(0.0, result, 0.0001);
        }
        
        @Test
        public void testCoveragePossibleNew_1() throws Exception {
                int length = 3;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesNewPossible, length);
                
                double result = fixture.getCoveragePossibleNew(mockProcess);
                
                assertEquals(1.0/11.0, result, 0.0001);
        }
        
        @Test
        public void testCoveragePossibleNew_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                double result = fixture.getCoveragePossibleNew(mockProcess);
                
                assertEquals(0.0, result, 0.0001);
        }
        
        @Test(expected = java.lang.IllegalArgumentException.class ) 
        public void testCoveragePossibleNew_3() throws Exception {
                int length = 3;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                fixture.getCoveragePossibleNew(null);
        }
        
        @Test
        public void testCoveragePossibleNewWeight_1() throws Exception {
                int length = 3;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesNewPossible, length);
                
                double result = fixture.getCoveragePossibleNewWeight(mockProcess);
                
                assertEquals(2.0, result, 0.0001);
        }
        
        @Test
        public void testCoveragePossibleNewWeight_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                double result = fixture.getCoveragePossibleNewWeight(mockProcess);
                
                assertEquals(0.0, result, 0.0001);
        }
        
        @Test(expected = java.lang.IllegalArgumentException.class ) 
        public void testCoveragePossibleNewWeight_3() throws Exception {
                int length = 3;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                fixture.getCoveragePossibleNewWeight(null);
        }       
        
        
        @Test
        public void testGetNumObserved_1() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                int result = fixture.getNumObserved();
                
                assertEquals(6, result);
        }
        
        @Test
        public void testGetNumCovered_1() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                int result = fixture.getNumCovered();
                
                assertEquals(4, result);
        }
        
        @Test
        public void testGetNumCovered_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered2, length);
                
                int result = fixture.getNumCovered();
                
                assertEquals(2, result);
        }
        
        @Test
        public void testGetNumNew_1() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered, length);
                
                int result = fixture.getNumNew();
                
                assertEquals(1, result);
        }
        
        @Test
        public void testGetNumNew_2() throws Exception {
                int length = 2;
                CoverageCalculatorObserved fixture = new CoverageCalculatorObserved(
                                sequencesObserved, sequencesCovered2, length);
                
                int result = fixture.getNumNew();
                
                assertEquals(0, result);
        }
        
        @Before
        public void setUp() throws Exception {
                sequencesObserved = new LinkedList<List<Event>>();
                List<Event> sequence1 = new ArrayList<Event>();
                sequence1.add(new Event(new StringEventType("a")));
                sequence1.add(new Event(new StringEventType("b")));
                sequence1.add(new Event(new StringEventType("r")));
                sequence1.add(new Event(new StringEventType("a")));
                List<Event> sequence2 = new ArrayList<Event>();
                sequence2.add(new Event(new StringEventType("c")));
                sequence2.add(new Event(new StringEventType("a")));
                sequence2.add(new Event(new StringEventType("d")));
                sequence2.add(new Event(new StringEventType("a")));
                sequence2.add(new Event(new StringEventType("b")));
                sequence2.add(new Event(new StringEventType("r")));
                sequence2.add(new Event(new StringEventType("a")));
                sequencesObserved.add(sequence1);
                sequencesObserved.add(sequence2);

                sequencesCovered = new LinkedHashSet<List<Event>>();
                List<Event> tmpList = new ArrayList<Event>();
                tmpList.add(new Event(new StringEventType("a")));
                tmpList.add(new Event(new StringEventType("b")));
                tmpList.add(new Event(new StringEventType("r")));
                sequencesCovered.add(tmpList);
                tmpList = new ArrayList<Event>();
                tmpList.add(new Event(new StringEventType("b")));
                tmpList.add(new Event(new StringEventType("r")));
                tmpList.add(new Event(new StringEventType("a")));
                tmpList.add(new Event(new StringEventType("e")));
                sequencesCovered.add(tmpList);

                sequencesCovered2 = new LinkedHashSet<List<Event>>();
                tmpList = new ArrayList<Event>();
                tmpList.add(new Event(new StringEventType("a")));
                tmpList.add(new Event(new StringEventType("b")));
                tmpList.add(new Event(new StringEventType("r")));
                sequencesCovered2.add(tmpList);
                
                sequencesNewPossible = new LinkedHashSet<List<Event>>();
                tmpList = new ArrayList<Event>();
                tmpList.add(new Event(new StringEventType("r")));
                tmpList.add(new Event(new StringEventType("a")));
                tmpList.add(new Event(new StringEventType("b")));
                sequencesNewPossible.add(tmpList);
                
                int markovOrder = 2;
                mockProcess = new MockTrieBasedModel(markovOrder, new Random());
                mockProcess.train(sequencesObserved);
        }

        public static void main(String[] args) {
                new org.junit.runner.JUnitCore()
                                .run(CoverageCalculatorObservedTest.class);
        }

}