--- /dev/null	2018-02-07 13:24:26.000000000 -0800
+++ new/core/JemmySupport/test/org/jemmy/support/test/DockTest.java	2018-02-07 13:24:26.000000000 -0800
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2007, 2018 Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package org.jemmy.support.test;
+
+import com.company.test.CollectionDock;
+import com.company.test.CollectionRoot;
+import com.company.test.ListDock;
+import com.company.test.ObjectDock;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import java.util.List;
+import java.util.Set;
+
+import static com.company.test.CollectionRoot.PARENT;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
+
+public class DockTest {
+    @BeforeClass
+    public static void init() {
+        CollectionRoot.COLLECTIONS.add(List.of(0, 1, 2));
+        CollectionRoot.COLLECTIONS.add(List.of(3, 4, 5, 6));
+        CollectionRoot.COLLECTIONS.add(List.of());
+        CollectionRoot.COLLECTIONS.add(Set.of(0, 1, 2, 3));
+        CollectionRoot.COLLECTIONS.add(Set.of("0", "1", "2"));
+    }
+    @Test
+    public void testCollectionDock() {
+        new CollectionDock(PARENT);
+        new CollectionDock(PARENT, 3);
+        assertTrue(new CollectionDock(PARENT, List.class).control() instanceof List);
+        assertTrue(new CollectionDock(PARENT, Set.class, 1).control() instanceof Set);
+        assertEquals(new CollectionDock(PARENT, List.class, collection -> collection.size() == 4)
+                .getSize(), 4);
+        assertTrue(new CollectionDock(PARENT, List.class, collection -> collection.size() == 0)
+                .isEmpty());
+        assertTrue(new CollectionDock(PARENT, c -> c.size() > 0 && c.iterator().next() instanceof String)
+                .control() instanceof Set);
+    }
+    @Test
+    public void testListDock() {
+        assertEquals(new ListDock(PARENT, collection -> collection.size() == 4)
+                .getSize(), 4);
+        assertEquals(new ListDock(PARENT, collection -> collection.size() == 4)
+                .getIterator().next(), 3);
+    }
+    @Test
+    public void testObjectDock() {
+        ListDock cd = new ListDock(PARENT, c -> c.size() > 3);
+        ObjectDock od = new ObjectDock(cd.asParent(), i -> (Integer)i > 5);
+        assertEquals(od.control(), 6);
+    }
+}