svn commit: r1796915 - /pivot/trunk/core/test/org/apache/pivot/util/test/ImmutableIteratorTest.java

[rw...@apache.org]

Author: rwhitcomb
Date: Tue May 30 19:04:05 2017
New Revision: 1796915

URL: http://svn.apache.org/viewvc?rev=1796915&view=rev
Log:
PIVOT-999: Add a test class for ImmutableIterator to make sure the
changes made for Java 8 didn't break anything.

Added:
    pivot/trunk/core/test/org/apache/pivot/util/test/ImmutableIteratorTest.java

Added: pivot/trunk/core/test/org/apache/pivot/util/test/ImmutableIteratorTest.java
URL: http://svn.apache.org/viewvc/pivot/trunk/core/test/org/apache/pivot/util/test/ImmutableIteratorTest.java?rev=1796915&view=auto
==============================================================================
--- pivot/trunk/core/test/org/apache/pivot/util/test/ImmutableIteratorTest.java (added)
+++ pivot/trunk/core/test/org/apache/pivot/util/test/ImmutableIteratorTest.java Tue May 30 19:04:05 2017
@@ -0,0 +1,67 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to you 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.pivot.util.test;
+
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertEquals;
+
+import java.util.Iterator;
+import java.util.NoSuchElementException;
+import org.junit.Test;
+
+import org.apache.pivot.collections.ArrayList;
+import org.apache.pivot.util.ImmutableIterator;
+
+
+public class ImmutableIteratorTest {
+    @Test
+    public void test() {
+        ArrayList<String> strings = new ArrayList<>();
+        strings.add("Tom");
+        strings.add("Dick");
+        strings.add("Harry");
+        strings.forEach(value -> System.out.println(value));
+
+        Iterator<String> iter = strings.iterator();
+        assertEquals(iter.hasNext(), true);
+        assertEquals(iter.next(), "Tom");
+        assertEquals(iter.hasNext(), true);
+        assertEquals(iter.next(), "Dick");
+        assertEquals(iter.hasNext(), true);
+        assertEquals(iter.next(), "Harry");
+        assertEquals(iter.hasNext(), false);
+
+        iter = strings.iterator();
+        ImmutableIterator<String> iiter = new ImmutableIterator<>(iter);
+
+        try {
+            iiter.remove();
+            assertTrue(false);
+        } catch (UnsupportedOperationException uoe) {
+            assertTrue(true);
+        }
+
+        assertEquals(iiter.hasNext(), true);
+        assertEquals(iiter.next(), "Tom");
+        assertEquals(iiter.hasNext(), true);
+        assertEquals(iiter.next(), "Dick");
+        assertEquals(iiter.hasNext(), true);
+        assertEquals(iiter.next(), "Harry");
+        assertEquals(iiter.hasNext(), false);
+    }
+}
+