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Better unit test code coverage from Nathan Beyer [nbeyer@kc.rr.com]. 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@226702 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Gary D. Gregory 2005-07-31 23:33:32 +00:00
parent 2a760cb9d5
commit b8c069723e
5 changed files with 161 additions and 0 deletions
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1
src/test/org/apache/commons/lang/math/MathTestSuite.java
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@ -55,6 +55,7 @@ public class MathTestSuite extends TestCase {
suite.addTest(NumberRangeTest.suite());
suite.addTest(NumberUtilsTest.suite());
suite.addTest(RandomUtilsTest.suite());
suite.addTest(RangeTest.suite());
return suite;
}
}

38
src/test/org/apache/commons/lang/math/NumberRangeTest.java
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@ -53,6 +53,44 @@ public final class NumberRangeTest extends AbstractRangeTest {
//--------------------------------------------------------------------------
public void testConstructorExceptions() {
try {
new NumberRange (new Double (Double.NaN));
fail("no illegal argument exception");
} catch (IllegalArgumentException e) {
}
try {
new NumberRange (new Double (Double.NaN), new Double (12.2));
fail("no illegal argument exception");
} catch (IllegalArgumentException e) {
}
try {
new NumberRange (new Double (12.2), new Double (Double.NaN));
fail("no illegal argument exception");
} catch (IllegalArgumentException e) {
}
try {
new NumberRange (new Float (Float.NaN));
fail("no illegal argument exception");
} catch (IllegalArgumentException e) {
}
try {
new NumberRange (new Float (Float.NaN), new Float(12.2));
fail("no illegal argument exception");
} catch (IllegalArgumentException e) {
}
try {
new NumberRange (new Float(12.2), new Float (Float.NaN));
fail("no illegal argument exception");
} catch (IllegalArgumentException e) {
}
}
public void testConstructor1() {
NumberRange nr = new NumberRange(five);
assertSame(five, nr.getMinimumNumber());

3
src/test/org/apache/commons/lang/math/NumberUtilsTest.java
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@ -171,9 +171,12 @@ public class NumberUtilsTest extends TestCase {
assertEquals("createNumber(String) 1 failed", new Float("1234.5"), NumberUtils.createNumber("1234.5"));
assertEquals("createNumber(String) 2 failed", new Integer("12345"), NumberUtils.createNumber("12345"));
assertEquals("createNumber(String) 3 failed", new Double("1234.5"), NumberUtils.createNumber("1234.5D"));
assertEquals("createNumber(String) 3 failed", new Double("1234.5"), NumberUtils.createNumber("1234.5d"));
assertEquals("createNumber(String) 4 failed", new Float("1234.5"), NumberUtils.createNumber("1234.5F"));
assertEquals("createNumber(String) 4 failed", new Float("1234.5"), NumberUtils.createNumber("1234.5f"));
assertEquals("createNumber(String) 5 failed", new Long(Integer.MAX_VALUE + 1L), NumberUtils.createNumber("" + (Integer.MAX_VALUE + 1L)));
assertEquals("createNumber(String) 6 failed", new Long(12345), NumberUtils.createNumber("12345L"));
assertEquals("createNumber(String) 6 failed", new Long(12345), NumberUtils.createNumber("12345l"));
assertEquals("createNumber(String) 7 failed", new Float("-1234.5"), NumberUtils.createNumber("-1234.5"));
assertEquals("createNumber(String) 8 failed", new Integer("-12345"), NumberUtils.createNumber("-12345"));
assertTrue("createNumber(String) 9 failed", 0xFADE == NumberUtils.createNumber("0xFADE").intValue());

2
src/test/org/apache/commons/lang/math/RandomUtilsTest.java
View File

@ -46,6 +46,8 @@ public final class RandomUtilsTest extends TestCase {
/** test distribution of nextInt() */
public void testNextInt() {
tstNextInt(null);
assertTrue (RandomUtils.nextInt() >= 0);
}
/** test distribution of nextInt(Random) */

117
src/test/org/apache/commons/lang/math/RangeTest.java Normal file
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@ -0,0 +1,117 @@
/*
* Copyright 2002-2005 The Apache Software Foundation.
*
* 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 org.apache.commons.lang.math;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
/**
* <p>
* Tests the base methods in the {@link org.apache.commons.lang.math.Range} class.
* </p>
*
* @author Nathan Beyer
* @version $Id$
*/
public class RangeTest extends TestCase {
private static class RangeTestFixture extends Range {
private byte max;
private byte min;
RangeTestFixture(byte min, byte max) {
super();
this.min = min;
this.max = max;
}
public boolean containsNumber(Number number) {
if (number.byteValue() >= min && number.byteValue() <= max) {
return true;
}
return false;
}
public Number getMaximumNumber() {
return new Byte(max);
}
public Number getMinimumNumber() {
return new Byte(min);
}
}
public static Test suite() {
TestSuite suite = new TestSuite(RangeTest.class);
suite.setName("Range Tests");
return suite;
}
public RangeTest(String name) {
super(name);
}
protected void setUp() throws Exception {
super.setUp();
}
protected void tearDown() throws Exception {
super.tearDown();
}
/**
* Test method for 'org.apache.commons.lang.math.Range.equals(Object)'
*/
public void testEqualsObject() {
RangeTestFixture r1 = new RangeTestFixture((byte) 0, (byte) 5);
RangeTestFixture r2 = new RangeTestFixture((byte) 0, (byte) 5);
RangeTestFixture r3 = new RangeTestFixture((byte) 0, (byte) 10);
assertEquals(r1, r2);
assertFalse(r2.equals(r3));
}
/**
* Test method for 'org.apache.commons.lang.math.Range.hashCode()'
*/
public void testHashCode() {
RangeTestFixture r1 = new RangeTestFixture((byte) 0, (byte) 5);
RangeTestFixture r2 = new RangeTestFixture((byte) 0, (byte) 5);
RangeTestFixture r3 = new RangeTestFixture((byte) 0, (byte) 10);
assertEquals(r1.hashCode(), r2.hashCode());
assertFalse(r1.hashCode() == r3.hashCode());
}
/**
* Test method for 'org.apache.commons.lang.math.Range.toString()'
*/
public void testToString() {
RangeTestFixture r1 = new RangeTestFixture((byte) 0, (byte) 5);
assertNotNull(r1.toString());
assertNotNull(r1.toString());
RangeTestFixture r2 = new RangeTestFixture((byte) 0, (byte) 5);
assertNotNull(r2.toString());
assertNotNull(r2.toString());
RangeTestFixture r3 = new RangeTestFixture((byte) 0, (byte) 10);
assertNotNull(r3.toString());
assertNotNull(r3.toString());
}
}