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Test min and max are reflexive; test both nulls 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@755579 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sebastian Bazley 2009-03-18 12:33:03 +00:00
parent 6349c0d097
commit b8a8046723
1 changed files with 7 additions and 1 deletions
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8
src/test/org/apache/commons/lang/ObjectUtilsTest.java
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@ -169,7 +169,7 @@ public class ObjectUtilsTest extends TestCase {
}
public void testNull() {
assertTrue(ObjectUtils.NULL != null);
assertNotNull(ObjectUtils.NULL);
assertTrue(ObjectUtils.NULL instanceof ObjectUtils.Null);
assertSame(ObjectUtils.NULL, SerializationUtils.clone(ObjectUtils.NULL));
}
@ -189,8 +189,11 @@ public class ObjectUtilsTest extends TestCase {
assertSame( nonNullComparable1, ObjectUtils.max( null, nonNullComparable1 ) );
assertSame( nonNullComparable1, ObjectUtils.max( nonNullComparable1, null ) );
assertSame( nonNullComparable1, ObjectUtils.max( nonNullComparable1, nonNullComparable2 ) );
assertSame( nonNullComparable2, ObjectUtils.max( nonNullComparable2, nonNullComparable1 ) );
assertSame( nonNullComparable1, ObjectUtils.max( nonNullComparable1, minComparable ) );
assertSame( nonNullComparable1, ObjectUtils.max( minComparable, nonNullComparable1 ) );
assertNull( ObjectUtils.max(null, null) );
}
public void testMin() {
@ -206,7 +209,10 @@ public class ObjectUtilsTest extends TestCase {
assertSame( nonNullComparable1, ObjectUtils.min( null, nonNullComparable1 ) );
assertSame( nonNullComparable1, ObjectUtils.min( nonNullComparable1, null ) );
assertSame( nonNullComparable1, ObjectUtils.min( nonNullComparable1, nonNullComparable2 ) );
assertSame( nonNullComparable2, ObjectUtils.min( nonNullComparable2, nonNullComparable1 ) );
assertSame( minComparable, ObjectUtils.min( nonNullComparable1, minComparable ) );
assertSame( minComparable, ObjectUtils.min( minComparable, nonNullComparable1 ) );
assertNull( ObjectUtils.min(null, null) );
}
}