| /* |
| $Id$ |
| |
| Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved. |
| |
| Redistribution and use of this software and associated documentation |
| ("Software"), with or without modification, are permitted provided |
| that the following conditions are met: |
| |
| 1. Redistributions of source code must retain copyright |
| statements and notices. Redistributions must also contain a |
| copy of this document. |
| |
| 2. Redistributions in binary form must reproduce the |
| above copyright notice, this list of conditions and the |
| following disclaimer in the documentation and/or other |
| materials provided with the distribution. |
| |
| 3. The name "groovy" must not be used to endorse or promote |
| products derived from this Software without prior written |
| permission of The Codehaus. For written permission, |
| please contact info@codehaus.org. |
| |
| 4. Products derived from this Software may not be called "groovy" |
| nor may "groovy" appear in their names without prior written |
| permission of The Codehaus. "groovy" is a registered |
| trademark of The Codehaus. |
| |
| 5. Due credit should be given to The Codehaus - |
| http://groovy.codehaus.org/ |
| |
| THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS |
| ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT |
| NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
| THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| */ |
| package groovy.lang; |
| |
| import junit.framework.TestCase; |
| |
| import java.math.BigDecimal; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| /** |
| * @author James Strachan |
| * @version $Revision$ |
| */ |
| public class RangeTest extends TestCase { |
| |
| public void testSize() { |
| Range r = createRange(0, 10); |
| assertEquals("Size of " + r, 11, r.size()); |
| r = createRange(0, 1); |
| assertEquals("Size of " + r, 2, r.size()); |
| r = createRange(0, 0); |
| assertEquals("Size of " + r, 1, r.size()); |
| |
| r = createRange(new BigDecimal("2.1"), new BigDecimal("10.0")); |
| assertEquals("Size of " + r, 8, r.size()); |
| } |
| |
| public void testProperties() { |
| Range r = createRange(0, 10); |
| assertEquals("from", 0, r.getFrom()); |
| assertEquals("to", 10, r.getTo()); |
| } |
| |
| public void testGet() { |
| Range r = createRange(10, 20); |
| for (int i = 0; i < 10; i++) { |
| Integer value = (Integer) r.get(i); |
| assertEquals("Item at index: " + i, i + 10, value.intValue()); |
| } |
| |
| r = createRange(new BigDecimal("3.2"), new BigDecimal("9.9")); |
| for (int i = 0; i < r.size(); i++) { |
| BigDecimal value = (BigDecimal) r.get(i); |
| assertEquals("Item at index: " + i, new BigDecimal("3.2").add(new BigDecimal("" + i)), value); |
| } |
| } |
| |
| public void testNullForFromOrToIsIllegal() { |
| Comparable dontcare = new Integer(0); |
| try { |
| new ObjectRange((Comparable)null, dontcare); |
| fail("Should have thrown IllegalArgumentException"); |
| } |
| catch (IllegalArgumentException e) { |
| // worked |
| } |
| } |
| |
| public void testGetOutOfRange() { |
| Range r = createRange(10, 20); |
| |
| try { |
| r.get(-1); |
| fail("Should have thrown IndexOutOfBoundsException"); |
| } |
| catch (IndexOutOfBoundsException e) { |
| // worked |
| } |
| try { |
| r.get(11); |
| fail("Should have thrown IndexOutOfBoundsException"); |
| } |
| catch (IndexOutOfBoundsException e) { |
| // worked |
| } |
| |
| r = createRange(new BigDecimal("-4.3"), new BigDecimal("1.4")); |
| |
| try { |
| r.get(-1); |
| fail("Should have thrown IndexOutOfBoundsException"); |
| } |
| catch (IndexOutOfBoundsException e) { |
| // worked |
| } |
| try { |
| r.get(7); |
| fail("Should have thrown IndexOutOfBoundsException"); |
| } |
| catch (IndexOutOfBoundsException e) { |
| // worked |
| } |
| |
| } |
| |
| public void testContains() { |
| Range r = createRange(10, 20); |
| |
| assertTrue("contains 11", r.contains(new Integer(11))); |
| assertTrue("contains 10", r.contains(new Integer(10))); |
| assertTrue("contains 19", r.contains(new Integer(19))); |
| assertFalse("contains 9", r.contains(new Integer(9))); |
| assertFalse("contains 21", r.contains(new Integer(21))); |
| assertFalse("contains 100", r.contains(new Integer(100))); |
| assertFalse("contains -1", r.contains(new Integer(-1))); |
| |
| r = createRange(new BigDecimal("2.1"), new BigDecimal("10.0")); |
| |
| assertTrue("contains 9.1", r.contains(new BigDecimal("9.1"))); |
| assertFalse("contains 10.1", r.contains(new BigDecimal("10.1"))); |
| assertFalse("contains 8.0", r.contains(new BigDecimal("8.0"))); |
| assertTrue("containsWithinBounds 8.0", r.containsWithinBounds(new BigDecimal("8.0"))); |
| assertTrue("containsWithinBounds 9.9999", r.containsWithinBounds(new BigDecimal("9.9999"))); |
| assertTrue("containsWithinBounds 10.0", r.containsWithinBounds(new BigDecimal("10.0"))); |
| assertFalse("containsWithinBounds 10.0001", r.containsWithinBounds(new BigDecimal("10.0001"))); |
| } |
| |
| public void testContainsWithLikeNumbers() { |
| Range r = new ObjectRange(new Integer(1), new Short((short)3)); |
| assertTrue("contains 2", r.contains(new Integer(2))); |
| r = new ObjectRange(new Float(1.0), new Double(3.0)); |
| assertTrue("contains 2.0d", r.contains(new Double(2.0))); |
| assertTrue("contains 2.0g", r.contains(new BigDecimal(2.0))); |
| r = new ObjectRange(new BigDecimal(1.0), new BigDecimal(3.0)); |
| assertTrue("contains 2.0d", r.contains(new Double(2.0))); |
| assertTrue("contains 2.0f", r.contains(new Float(2.0))); |
| } |
| |
| public void testContainsWithIncompatibleType() { |
| Range r = new ObjectRange(new Integer(1), new Short((short)3)); |
| assertFalse("shouldn't contain string", r.contains("String")); |
| } |
| |
| public void testSubList() { |
| Range r = createRange(10, 20); |
| |
| List s = r.subList(2, 4); |
| |
| Range sr = (Range) s; |
| |
| assertEquals("from", 12, sr.getFrom()); |
| assertEquals("to", 13, sr.getTo()); |
| assertEquals("size", 2, sr.size()); |
| |
| r = createRange(new BigDecimal("0.5"), new BigDecimal("8.5")); |
| assertEquals("size", 9, r.size()); |
| s = r.subList(2, 5); |
| sr = (Range) s; |
| |
| assertEquals("from", new BigDecimal("2.5"), sr.getFrom()); |
| assertEquals("to", new BigDecimal("4.5"), sr.getTo()); |
| assertTrue("contains 4.5", sr.contains(new BigDecimal("4.5"))); |
| assertFalse("contains 5.5", sr.contains(new BigDecimal("5.5"))); |
| assertEquals("size", 3, sr.size()); |
| |
| } |
| |
| public void testHashCodeAndEquals() { |
| Range a = createRange(1, 11); |
| Range b = createRange(1, 11); |
| Range c = createRange(2, 11); |
| |
| assertEquals("hashcode", a.hashCode(), b.hashCode()); |
| assertTrue("hashcode", a.hashCode() != c.hashCode()); |
| |
| assertEquals("a and b", a, b); |
| assertFalse("a != c", a.equals(c)); |
| } |
| |
| public void testIterator() { |
| Range r = createRange(5, 11); |
| |
| int i = 5; |
| for (Iterator it = r.iterator(); it.hasNext();) { |
| assertEquals("equals to " + i, new Integer(i), (Integer) (it.next())); |
| i++; |
| } |
| |
| r = createRange(new BigDecimal("5.0"), new BigDecimal("11.0")); |
| BigDecimal one = new BigDecimal("1.0"); |
| |
| BigDecimal val = new BigDecimal("5.0"); |
| for (Iterator it = r.iterator(); it.hasNext();) { |
| assertEquals("equals to " + val, val, (BigDecimal) (it.next())); |
| val = val.add(one); |
| } |
| } |
| |
| protected Range createRange(int from, int to) { |
| return new ObjectRange(new Integer(from), new Integer(to)); |
| } |
| |
| protected Range createRange(BigDecimal from, BigDecimal to) { |
| return new ObjectRange(from, to); |
| } |
| |
| protected void assertEquals(String msg, int expected, Object value) { |
| assertEquals(msg, new Integer(expected), value); |
| } |
| |
| |
| } |