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For more * information on the Apache Software Foundation, please see * . */ package org.apache.commons.lang; import java.util.ArrayList; import java.util.Collection; import java.util.HashMap; import java.util.List; import java.util.Map; import junit.framework.Test; import junit.framework.TestCase; import junit.framework.TestSuite; import junit.textui.TestRunner; /** * Unit tests {@link org.apache.commons.lang.util.Validate}. * * @author Stephen Colebourne * @version $Id: ValidateTest.java,v 1.3 2003/08/19 02:32:16 bayard Exp $ */ public class ValidateTest extends TestCase { public ValidateTest(String name) { super(name); } public static void main(String[] args) { TestRunner.run(suite()); } public static Test suite() { TestSuite suite = new TestSuite(ValidateTest.class); suite.setName("Validate Tests"); return suite; } protected void setUp() throws Exception { super.setUp(); } protected void tearDown() throws Exception { super.tearDown(); } //----------------------------------------------------------------------- public void testIsTrue1() { Validate.isTrue(true); try { Validate.isTrue(false); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated expression is false", ex.getMessage()); } } //----------------------------------------------------------------------- public void testIsTrue2() { Validate.isTrue(true, "MSG"); try { Validate.isTrue(false, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } } //----------------------------------------------------------------------- public void testIsTrue3() { Validate.isTrue(true, "MSG", new Integer(6)); try { Validate.isTrue(false, "MSG", new Integer(6)); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG6", ex.getMessage()); } } //----------------------------------------------------------------------- public void testIsTrue4() { Validate.isTrue(true, "MSG", 7); try { Validate.isTrue(false, "MSG", 7); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG7", ex.getMessage()); } } //----------------------------------------------------------------------- public void testIsTrue5() { Validate.isTrue(true, "MSG", 7.4d); try { Validate.isTrue(false, "MSG", 7.4d); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG7.4", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNotNull1() { Validate.notNull(new Object()); try { Validate.notNull(null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated object is null", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNotNull2() { Validate.notNull(new Object(), "MSG"); try { Validate.notNull(null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNotEmptyArray1() { Validate.notEmpty(new Object[] {null}); try { Validate.notEmpty((Object[]) null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated array is empty", ex.getMessage()); } try { Validate.notEmpty(new Object[0]); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated array is empty", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNotEmptyArray2() { Validate.notEmpty(new Object[] {null}, "MSG"); try { Validate.notEmpty((Object[]) null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } try { Validate.notEmpty(new Object[0], "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNotEmptyCollection1() { Collection coll = new ArrayList(); try { Validate.notEmpty((Collection) null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated collection is empty", ex.getMessage()); } try { Validate.notEmpty(coll); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated collection is empty", ex.getMessage()); } coll.add(new Integer(8)); Validate.notEmpty(coll); } //----------------------------------------------------------------------- public void testNotEmptyCollection2() { Collection coll = new ArrayList(); try { Validate.notEmpty((Collection) null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } try { Validate.notEmpty(coll, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } coll.add(new Integer(8)); Validate.notEmpty(coll, "MSG"); } //----------------------------------------------------------------------- public void testNotEmptyMap1() { Map map = new HashMap(); try { Validate.notEmpty((Map) null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated map is empty", ex.getMessage()); } try { Validate.notEmpty(map); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated map is empty", ex.getMessage()); } map.put("ll", new Integer(8)); Validate.notEmpty(map); } //----------------------------------------------------------------------- public void testNotEmptyMap2() { Map map = new HashMap(); try { Validate.notEmpty((Map) null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } try { Validate.notEmpty(map, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } map.put("ll", new Integer(8)); Validate.notEmpty(map, "MSG"); } //----------------------------------------------------------------------- public void testNotEmptyString1() { Validate.notEmpty("hjl"); try { Validate.notEmpty((String) null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated string is empty", ex.getMessage()); } try { Validate.notEmpty(""); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated string is empty", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNotEmptyString2() { Validate.notEmpty("a", "MSG"); try { Validate.notEmpty((String) null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } try { Validate.notEmpty("", "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNoNullElementsArray1() { String[] array = new String[] {"a", "b"}; Validate.noNullElements(array); try { Validate.noNullElements((Object[]) null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated object is null", ex.getMessage()); } array[1] = null; try { Validate.noNullElements(array); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated array contains null element at index: 1", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNoNullElementsArray2() { String[] array = new String[] {"a", "b"}; Validate.noNullElements(array, "MSG"); try { Validate.noNullElements((Object[]) null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated object is null", ex.getMessage()); } array[1] = null; try { Validate.noNullElements(array, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNoNullElementsCollection1() { List coll = new ArrayList(); coll.add("a"); coll.add("b"); Validate.noNullElements(coll); try { Validate.noNullElements((Collection) null); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated object is null", ex.getMessage()); } coll.set(1, null); try { Validate.noNullElements(coll); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated collection contains null element at index: 1", ex.getMessage()); } } //----------------------------------------------------------------------- public void testNoNullElementsCollection2() { List coll = new ArrayList(); coll.add("a"); coll.add("b"); Validate.noNullElements(coll, "MSG"); try { Validate.noNullElements((Collection) null, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("The validated object is null", ex.getMessage()); } coll.set(1, null); try { Validate.noNullElements(coll, "MSG"); fail("Expecting IllegalArgumentException"); } catch (IllegalArgumentException ex) { assertEquals("MSG", ex.getMessage()); } } //----------------------------------------------------------------------- }