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Diffstat (limited to 'jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/FilteringIteratorTests.java')
-rw-r--r--jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/FilteringIteratorTests.java285
1 files changed, 0 insertions, 285 deletions
diff --git a/jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/FilteringIteratorTests.java b/jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/FilteringIteratorTests.java
deleted file mode 100644
index c268245304..0000000000
--- a/jpa/tests/org.eclipse.jpt.utility.tests/src/org/eclipse/jpt/utility/tests/internal/iterators/FilteringIteratorTests.java
+++ /dev/null
@@ -1,285 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2005, 2007 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.utility.tests.internal.iterators;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Iterator;
-import java.util.List;
-import java.util.NoSuchElementException;
-import junit.framework.TestCase;
-import org.eclipse.jpt.utility.internal.CollectionTools;
-import org.eclipse.jpt.utility.internal.Filter;
-import org.eclipse.jpt.utility.internal.SimpleFilter;
-import org.eclipse.jpt.utility.internal.iterators.FilteringIterator;
-
-public class FilteringIteratorTests extends TestCase {
-
- private static final String PREFIX = "prefix";
-
- public FilteringIteratorTests(String name) {
- super(name);
- }
-
- public void testUnsupportedOperationException() {
- boolean exCaught = false;
- for (Iterator<String> stream = this.buildAcceptIterator(); stream.hasNext();) {
- String string = stream.next();
- if (string.equals(PREFIX + "3")) {
- try {
- stream.remove();
- } catch (UnsupportedOperationException ex) {
- exCaught = true;
- }
- }
- }
- assertTrue("UnsupportedOperationException not thrown", exCaught);
- }
-
- public void testNoSuchElementException() {
- boolean exCaught = false;
- Iterator<String> stream = this.buildAcceptIterator();
- String string = null;
- while (stream.hasNext()) {
- string = stream.next();
- }
- try {
- string = stream.next();
- } catch (NoSuchElementException ex) {
- exCaught = true;
- }
- assertTrue("NoSuchElementException not thrown: " + string, exCaught);
- }
-
- public void testAcceptHasNext() {
- int i = 0;
- for (Iterator<String> stream = this.buildAcceptIterator(); stream.hasNext();) {
- stream.next();
- i++;
- }
- assertEquals(6, i);
- }
-
- public void testAcceptNext() {
- for (Iterator<String> stream = this.buildAcceptIterator(); stream.hasNext();) {
- assertTrue("bogus accept", stream.next().startsWith(PREFIX));
- }
- }
-
- public void testInnerHasNext() {
- int i = 0;
- for (Iterator<String> stream = this.buildInnerIterator(); stream.hasNext();) {
- stream.next();
- i++;
- }
- assertEquals(6, i);
- }
-
- public void testInnerNext() {
- for (Iterator<String> stream = this.buildInnerIterator(); stream.hasNext();) {
- assertTrue("bogus accept", stream.next().startsWith(PREFIX));
- }
- }
-
- public void testRejectHasNext() {
- int i = 0;
- for (Iterator<String> stream = this.buildRejectIterator(); stream.hasNext();) {
- stream.next();
- i++;
- }
- assertEquals(2, i);
- }
-
- public void testRejectNext() {
- for (Iterator<String> stream = this.buildRejectIterator(); stream.hasNext();) {
- assertFalse("bogus reject", stream.next().startsWith(PREFIX));
- }
- }
-
- public void testBothHasNext() {
- // if both accept() and reject() are overridden, accept() is used
- int i = 0;
- for (Iterator<String> stream = this.buildBothIterator(); stream.hasNext();) {
- stream.next();
- i++;
- }
- assertEquals(6, i);
- }
-
- public void testLoadNext() {
- // loadNext() used to cause a NPE when executing during the
- // constructor because the "outer" class is not bound until completion
- // of the constructor
- for (Iterator<String> stream = this.buildInnerIterator2(); stream.hasNext();) {
- assertTrue("bogus accept", stream.next().startsWith(PREFIX));
- }
- }
-
- // test a filtered iterator with a nested iterator of a sub-type (Number vs. Integer)
- public void testGenerics1() {
- List<Integer> integers = new ArrayList<Integer>();
- integers.add(new Integer(0));
- integers.add(new Integer(1));
- integers.add(new Integer(2));
- integers.add(new Integer(3));
- Iterator<Number> stream = new FilteringIterator<Number>(integers.iterator()) {
- @Override
- protected boolean accept(Object o) {
- return ((Number) o).intValue() > 1;
- }
- };
- assertEquals(2, CollectionTools.size(stream));
- }
-
- // test a filtered iterator with a nested iterator of a super-type (Integer vs. Number)
- // i.e. trust that Filter will only return the appropriate sub-type objects
- public void testGenerics2() {
- List<Number> integers = new ArrayList<Number>();
- integers.add(new Integer(0));
- integers.add(new Long(1));
- integers.add(new Integer(2));
- integers.add(new Float(3));
- Iterator<Integer> stream = new FilteringIterator<Integer>(integers.iterator()) {
- @Override
- protected boolean accept(Object o) {
- return o instanceof Integer;
- }
- };
- assertEquals(2, CollectionTools.size(stream));
- }
-
- public void testFilterHasNext() {
- int i = 0;
- for (Iterator<String> stream = this.buildFilterIterator(); stream.hasNext();) {
- stream.next();
- i++;
- }
- assertEquals(6, i);
- }
-
- public void testFilterNext() {
- for (Iterator<String> stream = this.buildFilterIterator(); stream.hasNext();) {
- assertTrue("bogus accept", stream.next().startsWith(PREFIX));
- }
- }
-
- private Iterator<String> buildFilteredIterator(Iterator<String> nestedIterator, Filter<String> filter) {
- return new FilteringIterator<String>(nestedIterator, filter);
- }
-
- private Iterator<String> buildInnerFilteredIterator(Iterator<String> nestedIterator) {
- return new FilteringIterator<String>(nestedIterator) {
- @Override
- protected boolean accept(Object o) {
- return ((String) o).startsWith(PREFIX);
- }
- };
- }
-
- String getPrefix() {
- return PREFIX;
- }
-
- // this inner iterator will call the "outer" object
- private Iterator<String> buildInnerFilteredIterator2(Iterator<String> nestedIterator) {
- return new FilteringIterator<String>(nestedIterator) {
- @Override
- protected boolean accept(Object o) {
- return ((String) o).startsWith(FilteringIteratorTests.this.getPrefix());
- }
- };
- }
-
- private Iterator<String> buildNestedIterator() {
- Collection<String> c = new ArrayList<String>();
- c.add(PREFIX + "1");
- c.add(PREFIX + "2");
- c.add(PREFIX + "3");
- c.add("4");
- c.add(PREFIX + "5");
- c.add(PREFIX + "6");
- c.add(PREFIX + "7");
- c.add("8");
- return c.iterator();
- }
-
- private Iterator<String> buildAcceptIterator() {
- return this.buildFilteredIterator(this.buildNestedIterator(), this.buildAcceptFilter(PREFIX));
- }
-
- private Iterator<String> buildInnerIterator() {
- return this.buildInnerFilteredIterator(this.buildNestedIterator());
- }
-
- // this inner iterator will call the "outer" object
- private Iterator<String> buildInnerIterator2() {
- return this.buildInnerFilteredIterator2(this.buildNestedIterator());
- }
-
- private Iterator<String> buildFilterIterator() {
- return this.buildFilteredIterator(this.buildNestedIterator(), this.buildFilterFilter(PREFIX));
- }
-
- private Filter<String> buildAcceptFilter(String prefix) {
- return new SimpleFilter<String, String>(prefix) {
- private static final long serialVersionUID = 1L;
-
- @Override
- public boolean accept(String s) {
- return s.startsWith(this.criterion);
- }
- };
- }
-
- private Iterator<String> buildRejectIterator() {
- return this.buildFilteredIterator(this.buildNestedIterator(), this.buildRejectFilter(PREFIX));
- }
-
- private Filter<String> buildRejectFilter(String prefix) {
- return new SimpleFilter<String, String>(prefix) {
- private static final long serialVersionUID = 1L;
-
- @Override
- public boolean reject(String s) {
- return s.startsWith(this.criterion);
- }
- };
- }
-
- // use anonymous inner Filter
- private Filter<String> buildFilterFilter(final String prefix) {
- return new Filter<String>() {
- public boolean accept(String s) {
- return s.startsWith(prefix);
- }
- };
- }
-
- private Iterator<String> buildBothIterator() {
- return this.buildFilteredIterator(this.buildNestedIterator(), this.buildBothFilter(PREFIX));
- }
-
- private Filter<String> buildBothFilter(String prefix) {
- return new SimpleFilter<String, String>(prefix) {
- private static final long serialVersionUID = 1L;
-
- @Override
- public boolean reject(String s) {
- return s.startsWith(this.criterion);
- }
-
- @Override
- public boolean accept(String s) {
- return s.startsWith(this.criterion);
- }
- };
- }
-
-}

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