[Japi-cvs] SF.net SVN: japi: [117] trunk/src/test/net/sf/japi/util/EnumerationIteratorTest.java

[<chr...@us...>]

Revision: 117
Author:   christianhujer
Date:     2006-05-25 16:53:53 -0700 (Thu, 25 May 2006)
ViewCVS:  http://svn.sourceforge.net/japi/?rev=117&view=rev

Log Message:
-----------
Added Unit Test for EnumerationIterator (copied from Gridarta / Daimonin).

Added Paths:
-----------
    trunk/src/test/net/sf/japi/util/EnumerationIteratorTest.java
Added: trunk/src/test/net/sf/japi/util/EnumerationIteratorTest.java
===================================================================
--- trunk/src/test/net/sf/japi/util/EnumerationIteratorTest.java	                        (rev 0)
+++ trunk/src/test/net/sf/japi/util/EnumerationIteratorTest.java	2006-05-25 23:53:53 UTC (rev 117)
@@ -0,0 +1,99 @@
+/*
+ * JAPI - (Yet another (hopefully) useful) Java API
+ *
+ * Copyright (C) 2006 Christian Hujer
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+package test.net.sf.japi.util;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.NoSuchElementException;
+import junit.framework.TestCase;
+import net.sf.japi.util.EnumerationIterator;
+
+/** Test class for {@link EnumerationIterator}.
+ * @author <a href="mailto:ch...@it...">Christian Hujer</a>
+ */
+public class EnumerationIteratorTest extends TestCase {
+
+    /** {@inheritDoc} */
+    @Override public void setUp() throws Exception {
+        super.setUp();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    /** Test case for {@link EnumerationIterator#iterator()}. */
+    public void testIterator() throws Exception {
+        EnumerationIterator<?> oUT = new EnumerationIterator<String>(Collections.enumeration(Arrays.asList("foo", "bar")));
+        assertNotNull("Even empty enumerations must generate an iterator instance.", oUT.iterator());
+        oUT = new EnumerationIterator<Object>(Collections.enumeration(Arrays.asList()));
+        assertNotNull("Even empty enumerations must generate an iterator instance.", oUT.iterator());
+    }
+
+    /** Test case for {@link EnumerationIterator#hasNext()}. */
+    public void testHasNext() throws Exception {
+        EnumerationIterator<?> oUT = new EnumerationIterator<Object>(Collections.enumeration(Arrays.asList()));
+        assertFalse("hasNext() on empty enumeration must instantly return false.", oUT.hasNext());
+        oUT = new EnumerationIterator<String>(Collections.enumeration(Arrays.asList("foo", "bar")));
+        assertTrue("hasNext() on nonempty enumeration must first return true.", oUT.hasNext());
+    }
+
+    /** Test case for {@link EnumerationIterator#next()}. */
+    public void testNext() throws Exception {
+        EnumerationIterator<?> oUT = new EnumerationIterator<Object>(Collections.enumeration(Arrays.asList()));
+        try {
+            oUT.next();
+            fail("next() on empty enumeration must instantly throw NoSuchElementException.");
+        } catch (final NoSuchElementException e) {
+            /* Expected exception. */
+        }
+        oUT = new EnumerationIterator<String>(Collections.enumeration(Arrays.asList("foo", "bar")));
+        oUT.next();
+        oUT.next();
+        try {
+            oUT.next();
+            fail("next() on two elements enumeration must throw NoSuchElementException on third invocation.");
+        } catch (final NoSuchElementException e) {
+            /* Expected exception. */
+        }
+    }
+
+    /** Test case for {@link EnumerationIterator#remove()}. */
+    public void testRemove() throws Exception {
+        EnumerationIterator<?> oUT = new EnumerationIterator<Object>(Collections.enumeration(Arrays.asList()));
+        try {
+            oUT.remove();
+            fail("remove() on empty enumeration must instantly throw UnsupportedOperationException.");
+        } catch (final UnsupportedOperationException e) {
+            /* Expected exception. */
+        }
+        oUT = new EnumerationIterator<String>(Collections.enumeration(Arrays.asList("foo", "bar")));
+        try {
+            oUT.next();
+            oUT.remove();
+            fail("remove() must throw UnsupportedOperationException.");
+        } catch (final UnsupportedOperationException e) {
+            /* Expected exception. */
+        }
+    }
+
+} // class EnumerationIteratorTest


Property changes on: trunk/src/test/net/sf/japi/util/EnumerationIteratorTest.java
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