// 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.usageprofiles;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import de.ugoe.cs.autoquest.eventcore.Event;
import de.ugoe.cs.autoquest.eventcore.StringEventType;
import de.ugoe.cs.autoquest.usageprofiles.PredictionByPartialMatch;
import java.util.Random;
import org.junit.*;
import static org.junit.Assert.*;
/**
* The class PredictionByPartialMatchTest
contains tests for the
* class {@link PredictionByPartialMatch}
.
*
* @author Steffen Herbold
* @version 1.0
*/
public class PredictionByPartialMatchTest {
Collection> sequences;
@Test
public void testPredictionByPartialMatch_1() throws Exception {
int markovOrder = 2;
Random r = new Random();
PredictionByPartialMatch result = new PredictionByPartialMatch(
markovOrder, r);
assertNotNull(result);
assertEquals(markovOrder+1, result.trieOrder);
assertEquals(0, result.minOrder);
assertEquals(r, result.r);
assertEquals(0.1, result.probEscape, 0.0001);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_2() throws Exception {
int markovOrder = -1;
Random r = new Random();
new PredictionByPartialMatch(markovOrder, r);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_3() throws Exception {
int markovOrder = 2;
Random r = null;
new PredictionByPartialMatch(markovOrder, r);
}
@Test
public void testPredictionByPartialMatch_4() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
PredictionByPartialMatch result = new PredictionByPartialMatch(
markovOrder, r, probEscape);
assertNotNull(result);
assertEquals(markovOrder+1, result.trieOrder);
assertEquals(0, result.minOrder);
assertEquals(r, result.r);
assertEquals(probEscape, result.probEscape, 0.0001);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_5() throws Exception {
int markovOrder = -1;
Random r = new Random();
double probEscape = 0.2;
new PredictionByPartialMatch(markovOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_6() throws Exception {
int markovOrder = 2;
Random r = null;
double probEscape = 0.2;
new PredictionByPartialMatch(markovOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_7() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.0;
new PredictionByPartialMatch(markovOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_8() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 1.0;
new PredictionByPartialMatch(markovOrder, r, probEscape);
}
@Test
public void testPredictionByPartialMatch_9() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 1;
PredictionByPartialMatch result = new PredictionByPartialMatch(
markovOrder, minOrder, r, probEscape);
assertNotNull(result);
assertEquals(markovOrder+1, result.trieOrder);
assertEquals(minOrder, result.minOrder);
assertEquals(r, result.r);
assertEquals(probEscape, result.probEscape, 0.0001);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_10() throws Exception {
int markovOrder = -1;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 1;
new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_11() throws Exception {
int markovOrder = 2;
Random r = null;
double probEscape = 0.2;
int minOrder = 1;
new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_12() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.0;
int minOrder = 1;
new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_13() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 1.0;
int minOrder = 1;
new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_14() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 3;
new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
}
@Test(expected = java.lang.IllegalArgumentException.class)
public void testPredictionByPartialMatch_15() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = -1;
new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
}
@Test
public void testGetProbEscape_1() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 1;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.probEscape = probEscape;
double result = fixture.getProbEscape();
assertEquals(probEscape, result, 0.0001);
}
@Test
public void testGetProbability_1() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 1;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.train(sequences);
List context = new ArrayList();
context.add(Event.STARTEVENT);
context.add(new Event(new StringEventType("a")));
Event symbol = new Event(new StringEventType("b"));
double result = fixture.getProbability(context, symbol);
assertEquals(0.88d, result, 0.0001);
}
@Test
public void testGetProbability_2() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 1;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.train(sequences);
List context = new ArrayList();
context.add(Event.STARTEVENT);
context.add(new Event(new StringEventType("a")));
Event symbol = new Event(new StringEventType("c"));
double result = fixture.getProbability(context, symbol);
assertEquals(0.04d, result, 0.0001);
}
@Test
public void testGetProbability_3() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 2;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.train(sequences);
List context = new ArrayList();
context.add(Event.STARTEVENT);
context.add(new Event(new StringEventType("a")));
Event symbol = new Event(new StringEventType("b"));
double result = fixture.getProbability(context, symbol);
assertEquals(1.0d, result, 0.0001);
}
@Test
public void testGetProbability_4() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 2;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.train(sequences);
List context = new ArrayList();
context.add(Event.STARTEVENT);
context.add(new Event(new StringEventType("a")));
Event symbol = new Event(new StringEventType("c"));
double result = fixture.getProbability(context, symbol);
assertEquals(0.0d, result, 0.0001);
}
@Test
public void testGetProbability_5() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 0;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.train(sequences);
List context = new ArrayList();
context.add(Event.STARTEVENT);
context.add(new Event(new StringEventType("a")));
Event symbol = new Event(new StringEventType("b"));
double result = fixture.getProbability(context, symbol);
assertEquals(0.8701d, result, 0.0001);
}
@Test
public void testGetProbability_6() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 0;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.train(sequences);
List context = new ArrayList();
context.add(Event.STARTEVENT);
context.add(new Event(new StringEventType("a")));
Event symbol = new Event(new StringEventType("c"));
double result = fixture.getProbability(context, symbol);
assertEquals(0.0350, result, 0.0001);
}
@Test
public void testSetProbEscape_1() throws Exception {
int markovOrder = 2;
Random r = new Random();
double probEscape = 0.2;
int minOrder = 1;
double newProbEscape = 0.3;
PredictionByPartialMatch fixture = new PredictionByPartialMatch(markovOrder, minOrder, r, probEscape);
fixture.setProbEscape(newProbEscape);
assertEquals(newProbEscape, fixture.probEscape, 0.0001);
}
@Before
public void setUp() throws Exception {
List sequence = new ArrayList();
sequence.add(new Event(new StringEventType("a")));
sequence.add(new Event(new StringEventType("b")));
sequence.add(new Event(new StringEventType("r")));
sequence.add(new Event(new StringEventType("a")));
sequence.add(new Event(new StringEventType("c")));
sequence.add(new Event(new StringEventType("a")));
sequence.add(new Event(new StringEventType("d")));
sequence.add(new Event(new StringEventType("a")));
sequence.add(new Event(new StringEventType("b")));
sequence.add(new Event(new StringEventType("r")));
sequence.add(new Event(new StringEventType("a")));
sequences = new ArrayList>();
sequences.add(sequence);
}
public static void main(String[] args) {
new org.junit.runner.JUnitCore()
.run(PredictionByPartialMatchTest.class);
}
}