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/*******************************************************************************
* Copyright (c) 2015 Oracle. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0, which accompanies this distribution
* and is available at https://www.eclipse.org/legal/epl-2.0/.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.common.utility.tests.internal.deque;
import org.eclipse.jpt.common.utility.deque.Deque;
import org.eclipse.jpt.common.utility.internal.deque.DequeTools;
import org.eclipse.jpt.common.utility.internal.deque.FixedCapacityArrayDeque;
import org.eclipse.jpt.common.utility.tests.internal.TestTools;
@SuppressWarnings("nls")
public class FixedCapacityArrayDequeTests
extends DequeTests
{
public FixedCapacityArrayDequeTests(String name) {
super(name);
}
@Override
FixedCapacityArrayDeque<String> buildDeque() {
return this.buildDeque(10);
}
FixedCapacityArrayDeque<String> buildDeque(int capacity) {
return DequeTools.fixedCapacityArrayDeque(capacity);
}
public void testInitialCapacityConstructor() {
boolean exCaught = false;
try {
Deque<String> queue = DequeTools.arrayDeque(-1);
fail("bogus deque: " + queue);
} catch (IllegalArgumentException ex) {
exCaught = true;
}
assertTrue(exCaught);
}
public void testIsFull() {
FixedCapacityArrayDeque<String> queue = this.buildDeque(3);
assertTrue(queue.isEmpty());
assertFalse(queue.isFull());
queue.enqueueTail("first");
queue.enqueueTail("second");
queue.enqueueTail("third");
assertFalse(queue.isEmpty());
assertTrue(queue.isFull());
}
public void testWrappedElementsTail() {
Deque<String> queue = this.buildDeque();
assertTrue(queue.isEmpty());
queue.enqueueTail("first");
assertFalse(queue.isEmpty());
queue.enqueueTail("second");
assertFalse(queue.isEmpty());
queue.enqueueTail("third");
queue.enqueueTail("fourth");
queue.enqueueTail("fifth");
queue.enqueueTail("sixth");
// make room for 11 and 12
assertEquals("first", queue.dequeueHead());
assertFalse(queue.isEmpty());
assertEquals("second", queue.dequeueHead());
assertFalse(queue.isEmpty());
assertEquals("third", queue.dequeueHead());
queue.enqueueTail("seventh");
queue.enqueueTail("eighth");
queue.enqueueTail("ninth");
queue.enqueueTail("tenth");
queue.enqueueTail("eleventh");
queue.enqueueTail("twelfth");
assertEquals("fourth", queue.dequeueHead());
assertEquals("fifth", queue.dequeueHead());
assertEquals("sixth", queue.dequeueHead());
assertEquals("seventh", queue.dequeueHead());
assertEquals("eighth", queue.dequeueHead());
assertEquals("ninth", queue.dequeueHead());
assertEquals("tenth", queue.dequeueHead());
assertEquals("eleventh", queue.dequeueHead());
assertEquals("twelfth", queue.dequeueHead());
assertTrue(queue.isEmpty());
}
public void testWrappedElementsHead() {
Deque<String> queue = this.buildDeque();
assertTrue(queue.isEmpty());
queue.enqueueHead("first");
assertFalse(queue.isEmpty());
queue.enqueueHead("second");
assertFalse(queue.isEmpty());
queue.enqueueHead("third");
queue.enqueueHead("fourth");
queue.enqueueHead("fifth");
queue.enqueueHead("sixth");
// make room for 11 and 12
assertEquals("first", queue.dequeueTail());
assertFalse(queue.isEmpty());
assertEquals("second", queue.dequeueTail());
assertFalse(queue.isEmpty());
assertEquals("third", queue.dequeueTail());
queue.enqueueHead("seventh");
queue.enqueueHead("eighth");
queue.enqueueHead("ninth");
queue.enqueueHead("tenth");
queue.enqueueHead("eleventh");
queue.enqueueHead("twelfth");
assertEquals("fourth", queue.dequeueTail());
assertEquals("fifth", queue.dequeueTail());
assertEquals("sixth", queue.dequeueTail());
assertEquals("seventh", queue.dequeueTail());
assertEquals("eighth", queue.dequeueTail());
assertEquals("ninth", queue.dequeueTail());
assertEquals("tenth", queue.dequeueTail());
assertEquals("eleventh", queue.dequeueTail());
assertEquals("twelfth", queue.dequeueTail());
assertTrue(queue.isEmpty());
}
public void testArrayCapacityExceededTail() {
Deque<String> queue = this.buildDeque();
assertTrue(queue.isEmpty());
queue.enqueueTail("first");
assertFalse(queue.isEmpty());
queue.enqueueTail("second");
assertFalse(queue.isEmpty());
queue.enqueueTail("third");
queue.enqueueTail("fourth");
queue.enqueueTail("fifth");
queue.enqueueTail("sixth");
queue.enqueueTail("seventh");
queue.enqueueTail("eighth");
queue.enqueueTail("ninth");
queue.enqueueTail("tenth");
boolean exCaught = false;
try {
queue.enqueueTail("eleventh");
fail("bogus queue: " + queue);
} catch (IllegalStateException ex) {
exCaught = true;
}
assertTrue(exCaught);
assertEquals("first", queue.dequeueHead());
assertFalse(queue.isEmpty());
assertEquals("second", queue.dequeueHead());
assertFalse(queue.isEmpty());
assertEquals("third", queue.dequeueHead());
assertEquals("fourth", queue.dequeueHead());
assertEquals("fifth", queue.dequeueHead());
assertEquals("sixth", queue.dequeueHead());
assertEquals("seventh", queue.dequeueHead());
assertEquals("eighth", queue.dequeueHead());
assertEquals("ninth", queue.dequeueHead());
assertEquals("tenth", queue.dequeueHead());
assertTrue(queue.isEmpty());
}
public void testArrayCapacityExceededHead() {
Deque<String> queue = this.buildDeque();
assertTrue(queue.isEmpty());
queue.enqueueHead("first");
assertFalse(queue.isEmpty());
queue.enqueueHead("second");
assertFalse(queue.isEmpty());
queue.enqueueHead("third");
queue.enqueueHead("fourth");
queue.enqueueHead("fifth");
queue.enqueueHead("sixth");
queue.enqueueHead("seventh");
queue.enqueueHead("eighth");
queue.enqueueHead("ninth");
queue.enqueueHead("tenth");
boolean exCaught = false;
try {
queue.enqueueHead("eleventh");
fail("bogus queue: " + queue);
} catch (IllegalStateException ex) {
exCaught = true;
}
assertTrue(exCaught);
assertEquals("first", queue.dequeueTail());
assertFalse(queue.isEmpty());
assertEquals("second", queue.dequeueTail());
assertFalse(queue.isEmpty());
assertEquals("third", queue.dequeueTail());
assertEquals("fourth", queue.dequeueTail());
assertEquals("fifth", queue.dequeueTail());
assertEquals("sixth", queue.dequeueTail());
assertEquals("seventh", queue.dequeueTail());
assertEquals("eighth", queue.dequeueTail());
assertEquals("ninth", queue.dequeueTail());
assertEquals("tenth", queue.dequeueTail());
assertTrue(queue.isEmpty());
}
public void testArrayCapacityExceededWithWrappedElementsTail() {
Deque<String> queue = this.buildDeque();
assertTrue(queue.isEmpty());
queue.enqueueTail("first");
assertFalse(queue.isEmpty());
queue.enqueueTail("second");
assertFalse(queue.isEmpty());
queue.enqueueTail("third");
queue.enqueueTail("fourth");
queue.enqueueTail("fifth");
queue.enqueueTail("sixth");
assertEquals("first", queue.dequeueHead());
assertFalse(queue.isEmpty());
assertEquals("second", queue.dequeueHead());
assertFalse(queue.isEmpty());
assertEquals("third", queue.dequeueHead());
queue.enqueueTail("seventh");
queue.enqueueTail("eighth");
queue.enqueueTail("ninth");
queue.enqueueTail("tenth");
queue.enqueueTail("eleventh");
queue.enqueueTail("twelfth");
queue.enqueueTail("thirteenth");
boolean exCaught = false;
try {
queue.enqueueTail("fourteenth");
fail("bogus queue: " + queue);
} catch (IllegalStateException ex) {
exCaught = true;
}
assertTrue(exCaught);
assertEquals("fourth", queue.dequeueHead());
assertEquals("fifth", queue.dequeueHead());
assertEquals("sixth", queue.dequeueHead());
assertEquals("seventh", queue.dequeueHead());
assertEquals("eighth", queue.dequeueHead());
assertEquals("ninth", queue.dequeueHead());
assertEquals("tenth", queue.dequeueHead());
assertEquals("eleventh", queue.dequeueHead());
assertEquals("twelfth", queue.dequeueHead());
assertEquals("thirteenth", queue.dequeueHead());
assertTrue(queue.isEmpty());
}
public void testArrayCapacityExceededWithWrappedElementsHead() {
Deque<String> queue = this.buildDeque();
assertTrue(queue.isEmpty());
queue.enqueueHead("first");
assertFalse(queue.isEmpty());
queue.enqueueHead("second");
assertFalse(queue.isEmpty());
queue.enqueueHead("third");
queue.enqueueHead("fourth");
queue.enqueueHead("fifth");
queue.enqueueHead("sixth");
assertEquals("first", queue.dequeueTail());
assertFalse(queue.isEmpty());
assertEquals("second", queue.dequeueTail());
assertFalse(queue.isEmpty());
assertEquals("third", queue.dequeueTail());
queue.enqueueHead("seventh");
queue.enqueueHead("eighth");
queue.enqueueHead("ninth");
queue.enqueueHead("tenth");
queue.enqueueHead("eleventh");
queue.enqueueHead("twelfth");
queue.enqueueHead("thirteenth");
boolean exCaught = false;
try {
queue.enqueueHead("fourteenth");
fail("bogus queue: " + queue);
} catch (IllegalStateException ex) {
exCaught = true;
}
assertTrue(exCaught);
assertEquals("fourth", queue.dequeueTail());
assertEquals("fifth", queue.dequeueTail());
assertEquals("sixth", queue.dequeueTail());
assertEquals("seventh", queue.dequeueTail());
assertEquals("eighth", queue.dequeueTail());
assertEquals("ninth", queue.dequeueTail());
assertEquals("tenth", queue.dequeueTail());
assertEquals("eleventh", queue.dequeueTail());
assertEquals("twelfth", queue.dequeueTail());
assertEquals("thirteenth", queue.dequeueTail());
assertTrue(queue.isEmpty());
}
public void testSerialization_empty() throws Exception {
Deque<String> original = new FixedCapacityArrayDeque<String>(3);
Deque<String> clone = TestTools.serialize(original);
assertNotSame(original, clone);
assertTrue(original.isEmpty());
assertEquals(original.isEmpty(), clone.isEmpty());
original.enqueueTail("fourth");
assertFalse(original.isEmpty());
// clone should still be empty
assertTrue(clone.isEmpty());
}
public void testSerialization_fullArray() throws Exception {
Deque<String> queue = new FixedCapacityArrayDeque<String>(3);
queue.enqueueTail("first");
queue.enqueueTail("second");
queue.enqueueTail("third");
this.verifyClone(queue, TestTools.serialize(queue));
}
public void testSerialization_wrappedArray() throws Exception {
Deque<String> queue = new FixedCapacityArrayDeque<String>(3);
queue.enqueueTail("first");
queue.enqueueTail("second");
queue.enqueueTail("third");
queue.dequeueHead();
queue.enqueueTail("fourth");
this.verifyClone(queue, TestTools.serialize(queue));
}
}
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