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/*******************************************************************************
* Copyright (c) 2011 Florian Thienel and others.
* 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:
* Florian Thienel - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.xml.vex.core.internal.dom;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
/**
* @author Florian Thienel
*/
public class NamespaceStackTest {
@Test
public void pushPeekPopDefault() throws Exception {
final NamespaceStack stack = new NamespaceStack();
assertNull(stack.peekDefault());
stack.pushDefault("http://namespace/default/1");
assertEquals("http://namespace/default/1", stack.peekDefault());
stack.pushDefault("http://namespace/default/2");
assertEquals("http://namespace/default/2", stack.peekDefault());
assertEquals("http://namespace/default/2", stack.popDefault());
assertEquals("http://namespace/default/1", stack.peekDefault());
assertEquals("http://namespace/default/1", stack.popDefault());
assertNull(stack.peekDefault());
assertNull(stack.popDefault());
}
@Test
public void pushPeekPopNamespace() throws Exception {
final NamespaceStack stack = new NamespaceStack();
assertNull(stack.peek("ns1"));
stack.push("ns1", "http://namespace/uri/1");
assertEquals("http://namespace/uri/1", stack.peek("ns1"));
stack.push("ns1", "http://namespace/uri/2");
assertEquals("http://namespace/uri/2", stack.peek("ns1"));
assertEquals("http://namespace/uri/2", stack.pop("ns1"));
assertEquals("http://namespace/uri/1", stack.peek("ns1"));
assertEquals("http://namespace/uri/1", stack.pop("ns1"));
assertNull(stack.peek("ns1"));
assertNull(stack.pop("ns1"));
}
@Test
public void clear() throws Exception {
final NamespaceStack stack = new NamespaceStack();
stack.pushDefault("http://namespace/default");
stack.push("ns1", "http://namespace/uri/1");
stack.push("ns2", "http://namespace/uri/2");
stack.clear();
assertNull(stack.peekDefault());
assertNull(stack.peek("ns1"));
assertNull(stack.peek("ns2"));
}
@Test
public void getPrefixes() throws Exception {
final NamespaceStack stack = new NamespaceStack();
assertTrue(stack.getPrefixes().isEmpty());
stack.pushDefault("http://namespace/default");
assertTrue(stack.getPrefixes().isEmpty());
stack.push("ns1", "http://namespace/uri/1");
assertEquals(1, stack.getPrefixes().size());
assertTrue(stack.getPrefixes().contains("ns1"));
stack.push("ns2", "http://namespace/uri/2");
assertEquals(2, stack.getPrefixes().size());
assertTrue(stack.getPrefixes().contains("ns1"));
assertTrue(stack.getPrefixes().contains("ns2"));
stack.clear();
assertTrue(stack.getPrefixes().isEmpty());
}
}
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