add ReadWriteLockCollectionWrapper

2 files changed, 282 insertions, 0 deletions

diff --git a/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/JptCommonUtilityCollectionTests.java b/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/JptCommonUtilityCollectionTests.java
index f968a3dec2..aa31af3593 100644
--- a/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/JptCommonUtilityCollectionTests.java
+++ b/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/JptCommonUtilityCollectionTests.java
@@ -29,6 +29,7 @@ public class JptCommonUtilityCollectionTests {
 		suite.addTestSuite(MapToolsTests.class);
 		suite.addTestSuite(NullElementListTests.class);
 		suite.addTestSuite(NullListTests.class);
+		suite.addTestSuite(ReadWriteLockCollectionWrapperTests.class);
 		suite.addTestSuite(ReadWriteLockMapWrapperTests.class);
 		suite.addTestSuite(RepeatingElementListTests.class);
 		suite.addTestSuite(SynchronizedBagTests.class);
diff --git a/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/ReadWriteLockCollectionWrapperTests.java b/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/ReadWriteLockCollectionWrapperTests.java
new file mode 100644
index 0000000000..ee49c03f28
--- /dev/null
+++ b/common/tests/org.eclipse.jpt.common.utility.tests/src/org/eclipse/jpt/common/utility/tests/internal/collection/ReadWriteLockCollectionWrapperTests.java
@@ -0,0 +1,281 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Oracle. All rights reserved.
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0, which accompanies this distribution
+ * and is available at http://www.eclipse.org/legal/epl-v10.html.
+ * 
+ * Contributors:
+ *     Oracle - initial API and implementation
+ ******************************************************************************/
+package org.eclipse.jpt.common.utility.tests.internal.collection;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import org.eclipse.jpt.common.utility.internal.collection.CollectionTools;
+import org.eclipse.jpt.common.utility.internal.collection.ReadWriteLockCollectionWrapper;
+import junit.framework.TestCase;
+
+@SuppressWarnings("nls")
+public class ReadWriteLockCollectionWrapperTests
+	extends TestCase
+{
+	private Collection<String> collection;
+	private ReadWriteLockCollectionWrapper<String> wrapper;
+
+	public ReadWriteLockCollectionWrapperTests(String name) {
+		super(name);
+	}
+
+	@Override
+	protected void setUp() throws Exception {
+		super.setUp();
+		this.collection = this.buildCollection();
+		this.wrapper = this.buildWrapper(this.collection);
+	}
+
+	protected Collection<String> buildCollection() {
+		return new ArrayList<>();
+	}
+
+	protected ReadWriteLockCollectionWrapper<String> buildWrapper(Collection<String> c) {
+		return CollectionTools.readWriteLockWrapper(c);
+	}
+
+	public void testSize() throws Exception {
+		assertEquals(this.collection.size(), this.wrapper.size());
+		this.collection.add("foo");
+		assertEquals(this.collection.size(), this.wrapper.size());
+		this.collection.add("bar");
+		assertEquals(this.collection.size(), this.wrapper.size());
+		this.collection.add("baz");
+		assertEquals(this.collection.size(), this.wrapper.size());
+	}
+
+	public void testIsEmpty() throws Exception {
+		assertEquals(this.collection.isEmpty(), this.wrapper.isEmpty());
+		this.collection.add("foo");
+		assertEquals(this.collection.isEmpty(), this.wrapper.isEmpty());
+		this.collection.add("bar");
+		assertEquals(this.collection.isEmpty(), this.wrapper.isEmpty());
+		this.collection.add("baz");
+		assertEquals(this.collection.isEmpty(), this.wrapper.isEmpty());
+		this.collection.remove("bar");
+		assertEquals(this.collection.isEmpty(), this.wrapper.isEmpty());
+		this.collection.remove("baz");
+		this.collection.remove("foo");
+		assertEquals(this.collection.isEmpty(), this.wrapper.isEmpty());
+	}
+
+	public void testContains() throws Exception {
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+
+		this.collection.add("foo");
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+
+		this.collection.add("bar");
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.contains("baz"), this.wrapper.contains("baz"));
+
+		this.collection.add("baz");
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.contains("baz"), this.wrapper.contains("baz"));
+	}
+
+	public void testContainsAll() throws Exception {
+		Collection<String> c2 = new ArrayList<>();
+		c2.add("foo");
+		c2.add("bar");
+		c2.add("baz");
+		assertEquals(this.collection.containsAll(c2), this.wrapper.containsAll(c2));
+
+		this.collection.add("foo");
+		assertEquals(this.collection.containsAll(c2), this.wrapper.containsAll(c2));
+
+		this.collection.add("bar");
+		assertEquals(this.collection.containsAll(c2), this.wrapper.containsAll(c2));
+
+		this.collection.add("baz");
+		assertEquals(this.collection.containsAll(c2), this.wrapper.containsAll(c2));
+	}
+
+	public void testToArray() throws Exception {
+		assertTrue(Arrays.equals(this.collection.toArray(), this.wrapper.toArray()));
+
+		this.collection.add("foo");
+		assertTrue(Arrays.equals(this.collection.toArray(), this.wrapper.toArray()));
+
+		this.collection.add("bar");
+		assertTrue(Arrays.equals(this.collection.toArray(), this.wrapper.toArray()));
+
+		this.collection.add("baz");
+		assertTrue(Arrays.equals(this.collection.toArray(), this.wrapper.toArray()));
+	}
+
+	public void testToArrayObjectArray() throws Exception {
+		String[] stringArray = new String[0];
+		assertTrue(Arrays.equals(this.collection.toArray(stringArray), this.wrapper.toArray(stringArray)));
+
+		this.collection.add("foo");
+		assertTrue(Arrays.equals(this.collection.toArray(stringArray), this.wrapper.toArray(stringArray)));
+
+		this.collection.add("bar");
+		assertTrue(Arrays.equals(this.collection.toArray(stringArray), this.wrapper.toArray(stringArray)));
+
+		this.collection.add("baz");
+		assertTrue(Arrays.equals(this.collection.toArray(stringArray), this.wrapper.toArray(stringArray)));
+	}
+
+	public void testToString() throws Exception {
+		assertEquals(this.collection.toString(), this.wrapper.toString());
+
+		this.collection.add("foo");
+		assertEquals(this.collection.toString(), this.wrapper.toString());
+
+		this.collection.add("bar");
+		assertEquals(this.collection.toString(), this.wrapper.toString());
+
+		this.collection.add("baz");
+		assertEquals(this.collection.toString(), this.wrapper.toString());
+	}
+
+	public void testAdd() throws Exception {
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.add("foo"), this.wrapper.add("foo"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.add("bar"), this.wrapper.add("bar"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+	}
+
+	public void testRemove() throws Exception {
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.add("foo"), this.wrapper.add("foo"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.add("bar"), this.wrapper.add("bar"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+
+		assertEquals(this.collection.remove("foo"), this.wrapper.remove("foo"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.remove("bar"), this.wrapper.remove("bar"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.remove("bar"), this.wrapper.remove("bar"));
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+	}
+
+	public void testAddAll() throws Exception {
+		Collection<String> c2 = new ArrayList<>();
+		c2.add("foo");
+		c2.add("bar");
+		c2.add("baz");
+		assertTrue(this.wrapper.addAll(c2));
+		assertTrue(this.wrapper.contains("foo"));
+		assertTrue(this.collection.contains("foo"));
+		assertTrue(this.wrapper.contains("bar"));
+		assertTrue(this.collection.contains("bar"));
+		assertTrue(this.wrapper.contains("baz"));
+		assertTrue(this.collection.contains("baz"));
+	}
+
+	public void testRemoveAll() throws Exception {
+		Collection<String> c2 = new ArrayList<>();
+		c2.add("foo");
+		c2.add("bar");
+		c2.add("baz");
+		this.wrapper.addAll(c2);
+		assertTrue(this.wrapper.contains("foo"));
+		assertTrue(this.collection.contains("foo"));
+		assertTrue(this.wrapper.contains("bar"));
+		assertTrue(this.collection.contains("bar"));
+		assertTrue(this.wrapper.contains("baz"));
+		assertTrue(this.collection.contains("baz"));
+
+		Collection<String> c3 = new ArrayList<>(c2);
+		c3.remove("baz");
+		assertTrue(this.wrapper.removeAll(c3));
+		assertFalse(this.wrapper.contains("foo"));
+		assertFalse(this.collection.contains("foo"));
+		assertFalse(this.wrapper.contains("bar"));
+		assertFalse(this.collection.contains("bar"));
+		assertTrue(this.wrapper.contains("baz"));
+		assertTrue(this.collection.contains("baz"));
+
+		assertFalse(this.wrapper.removeAll(c3));
+	}
+
+	public void testRetainAll() throws Exception {
+		Collection<String> c2 = new ArrayList<>();
+		c2.add("foo");
+		c2.add("bar");
+		c2.add("baz");
+		this.wrapper.addAll(c2);
+		assertTrue(this.wrapper.contains("foo"));
+		assertTrue(this.collection.contains("foo"));
+		assertTrue(this.wrapper.contains("bar"));
+		assertTrue(this.collection.contains("bar"));
+		assertTrue(this.wrapper.contains("baz"));
+		assertTrue(this.collection.contains("baz"));
+
+		Collection<String> c3 = new ArrayList<>(c2);
+		c3.remove("baz");
+		assertTrue(this.wrapper.retainAll(c3));
+		assertTrue(this.wrapper.contains("foo"));
+		assertTrue(this.collection.contains("foo"));
+		assertTrue(this.wrapper.contains("bar"));
+		assertTrue(this.collection.contains("bar"));
+		assertFalse(this.wrapper.contains("baz"));
+		assertFalse(this.collection.contains("baz"));
+
+		assertFalse(this.wrapper.retainAll(c3));
+	}
+
+	public void testClear() throws Exception {
+		this.wrapper.add("foo");
+		this.wrapper.add("bar");
+		this.wrapper.add("baz");
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.contains("baz"), this.wrapper.contains("baz"));
+
+		this.wrapper.clear();
+		assertTrue(this.wrapper.isEmpty());
+		assertTrue(this.collection.isEmpty());
+		assertEquals(this.collection.contains("foo"), this.wrapper.contains("foo"));
+		assertEquals(this.collection.contains("bar"), this.wrapper.contains("bar"));
+		assertEquals(this.collection.contains("baz"), this.wrapper.contains("baz"));
+	}
+
+	public void testCtor_NPE_collection() throws Exception {
+		boolean exCaught = false;
+		try {
+			ReadWriteLockCollectionWrapper<String> w = CollectionTools.readWriteLockWrapper(null);
+			fail("bogus: " + w);
+		} catch (NullPointerException ex) {
+			exCaught = true;
+		}
+		assertTrue(exCaught);
+	}
+
+	public void testCtor_NPE_lock() throws Exception {
+		boolean exCaught = false;
+		try {
+			ReadWriteLockCollectionWrapper<String> w = CollectionTools.readWriteLockWrapper(this.collection, null);
+			fail("bogus: " + w);
+		} catch (NullPointerException ex) {
+			exCaught = true;
+		}
+		assertTrue(exCaught);
+	}
+}