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/* |
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* Copyright (c) 2007 Sun Microsystems, Inc. All Rights Reserved. |
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* Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* |
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void test(String[] args) throws Throwable { |
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testEmptyCollection(Collections.<Object>emptyList()); |
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testEmptyCollection(Collections.<Object>emptySet()); |
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testEmptyCollection(new java.util.concurrent. |
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SynchronousQueue<Object>()); |
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// Removed jdk7 dependency from SynchronousQueue. |
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// testEmptyCollection(new java.util.concurrent. |
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// SynchronousQueue<Object>()); |
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testEmptyMap(Collections.<Object, Object>emptyMap()); |
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testEmptyEnumeration(javax.swing.text.SimpleAttributeSet |
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.EMPTY.getAttributeNames()); |
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@SuppressWarnings("unchecked") Iterator<?> x = |
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new sun.tools.java.MethodSet() |
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@SuppressWarnings("unchecked") |
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Iterator<?> x = new sun.tools.java.MethodSet() |
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.lookupName(sun.tools.java.Identifier.lookup("")); |
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testEmptyIterator(x); |
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} |
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<T> void testEmptyEnumeration(final Enumeration<T> e) { |
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check(e == emptyEnumeration()); |
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check(! e.hasMoreElements()); |
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THROWS(NoSuchElementException.class, |
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new F(){void f(){ e.nextElement(); }}); |
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} |
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<T> void testEmptyIterator(final Iterator<T> it) { |
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check(it == emptyIterator()); |
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check(! it.hasNext()); |
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THROWS(NoSuchElementException.class, |
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new F(){void f(){ it.next(); }}); |
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} |
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void testEmptyMap(Map<Object, Object> m) { |
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check(m == emptyMap()); |
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check(m.entrySet().iterator() == |
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Collections.<Map.Entry<Object,Object>>emptyIterator()); |
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check(m.values().iterator() == emptyIterator()); |
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<E> void testEmptyCollection(final Collection<E> c) { |
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testEmptyIterator(c.iterator()); |
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check(c.iterator() == emptyIterator()); |
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if (c instanceof List) |
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check(((List<?>)c).listIterator() == emptyListIterator()); |
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– |
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testToArray(c); |
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} |
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