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Comparing jsr166/src/test/tck/CopyOnWriteArraySetTest.java (file contents):
Revision 1.32 by jsr166, Sat Apr 25 04:55:30 2015 UTC vs.
Revision 1.41 by jsr166, Tue May 8 00:25:33 2018 UTC

# Line 9 | Line 9
9   import java.util.ArrayList;
10   import java.util.Arrays;
11   import java.util.Collection;
12 – import java.util.Collections;
12   import java.util.Iterator;
13   import java.util.NoSuchElementException;
14   import java.util.Set;
15   import java.util.concurrent.CopyOnWriteArraySet;
16  
17   import junit.framework.Test;
19 – import junit.framework.TestSuite;
18  
19   public class CopyOnWriteArraySetTest extends JSR166TestCase {
20      public static void main(String[] args) {
21          main(suite(), args);
22      }
23      public static Test suite() {
24 <        return new TestSuite(CopyOnWriteArraySetTest.class);
24 >        class Implementation implements CollectionImplementation {
25 >            public Class<?> klazz() { return CopyOnWriteArraySet.class; }
26 >            public Set emptyCollection() { return new CopyOnWriteArraySet(); }
27 >            public Object makeElement(int i) { return i; }
28 >            public boolean isConcurrent() { return true; }
29 >            public boolean permitsNulls() { return true; }
30 >        }
31 >        return newTestSuite(
32 >                CopyOnWriteArraySetTest.class,
33 >                CollectionTest.testSuite(new Implementation()));
34      }
35  
36      static CopyOnWriteArraySet<Integer> populatedSet(int n) {
37 <        CopyOnWriteArraySet<Integer> a = new CopyOnWriteArraySet<Integer>();
37 >        CopyOnWriteArraySet<Integer> a = new CopyOnWriteArraySet<>();
38          assertTrue(a.isEmpty());
39          for (int i = 0; i < n; i++)
40              a.add(i);
# Line 37 | Line 44 | public class CopyOnWriteArraySetTest ext
44      }
45  
46      static CopyOnWriteArraySet populatedSet(Integer[] elements) {
47 <        CopyOnWriteArraySet<Integer> a = new CopyOnWriteArraySet<Integer>();
47 >        CopyOnWriteArraySet<Integer> a = new CopyOnWriteArraySet<>();
48          assertTrue(a.isEmpty());
49          for (int i = 0; i < elements.length; i++)
50              a.add(elements[i]);
# Line 59 | Line 66 | public class CopyOnWriteArraySetTest ext
66       */
67      public void testConstructor3() {
68          Integer[] ints = new Integer[SIZE];
69 <        for (int i = 0; i < SIZE-1; ++i)
69 >        for (int i = 0; i < SIZE - 1; ++i)
70              ints[i] = new Integer(i);
71          CopyOnWriteArraySet a = new CopyOnWriteArraySet(Arrays.asList(ints));
72          for (int i = 0; i < SIZE; ++i)
# Line 134 | Line 141 | public class CopyOnWriteArraySetTest ext
141          CopyOnWriteArraySet b = populatedSet(3);
142          assertTrue(a.equals(b));
143          assertTrue(b.equals(a));
144 +        assertTrue(a.containsAll(b));
145 +        assertTrue(b.containsAll(a));
146          assertEquals(a.hashCode(), b.hashCode());
147 +        assertEquals(a.size(), b.size());
148 +
149          a.add(m1);
150          assertFalse(a.equals(b));
151          assertFalse(b.equals(a));
152 +        assertTrue(a.containsAll(b));
153 +        assertFalse(b.containsAll(a));
154          b.add(m1);
155          assertTrue(a.equals(b));
156          assertTrue(b.equals(a));
157 +        assertTrue(a.containsAll(b));
158 +        assertTrue(b.containsAll(a));
159 +        assertEquals(a.hashCode(), b.hashCode());
160 +
161 +        Object x = a.iterator().next();
162 +        a.remove(x);
163 +        assertFalse(a.equals(b));
164 +        assertFalse(b.equals(a));
165 +        assertFalse(a.containsAll(b));
166 +        assertTrue(b.containsAll(a));
167 +        a.add(x);
168 +        assertTrue(a.equals(b));
169 +        assertTrue(b.equals(a));
170 +        assertTrue(a.containsAll(b));
171 +        assertTrue(b.containsAll(a));
172          assertEquals(a.hashCode(), b.hashCode());
173 +        assertEquals(a.size(), b.size());
174 +
175 +        CopyOnWriteArraySet empty1 = new CopyOnWriteArraySet(Arrays.asList());
176 +        CopyOnWriteArraySet empty2 = new CopyOnWriteArraySet(Arrays.asList());
177 +        assertTrue(empty1.equals(empty1));
178 +        assertTrue(empty1.equals(empty2));
179 +
180 +        assertFalse(empty1.equals(a));
181 +        assertFalse(a.equals(empty1));
182 +
183 +        assertFalse(a.equals(null));
184      }
185  
186      /**
# Line 149 | Line 188 | public class CopyOnWriteArraySetTest ext
188       */
189      public void testContainsAll() {
190          Collection full = populatedSet(3);
191 +        assertTrue(full.containsAll(full));
192          assertTrue(full.containsAll(Arrays.asList()));
193          assertTrue(full.containsAll(Arrays.asList(one)));
194          assertTrue(full.containsAll(Arrays.asList(one, two)));
195          assertFalse(full.containsAll(Arrays.asList(one, two, six)));
196          assertFalse(full.containsAll(Arrays.asList(six)));
197 +
198 +        CopyOnWriteArraySet empty1 = new CopyOnWriteArraySet(Arrays.asList());
199 +        CopyOnWriteArraySet empty2 = new CopyOnWriteArraySet(Arrays.asList());
200 +        assertTrue(empty1.containsAll(empty2));
201 +        assertTrue(empty1.containsAll(empty1));
202 +        assertFalse(empty1.containsAll(full));
203 +        assertTrue(full.containsAll(empty1));
204 +
205 +        try {
206 +            full.containsAll(null);
207 +            shouldThrow();
208 +        } catch (NullPointerException success) {}
209      }
210  
211      /**
# Line 179 | Line 231 | public class CopyOnWriteArraySetTest ext
231          Integer[] elements = new Integer[SIZE];
232          for (int i = 0; i < SIZE; i++)
233              elements[i] = i;
234 <        Collections.shuffle(Arrays.asList(elements));
234 >        shuffle(elements);
235          Collection<Integer> full = populatedSet(elements);
236  
237          Iterator it = full.iterator();
# Line 266 | Line 318 | public class CopyOnWriteArraySetTest ext
318          Integer[] elements = new Integer[SIZE];
319          for (int i = 0; i < SIZE; i++)
320              elements[i] = i;
321 <        Collections.shuffle(Arrays.asList(elements));
321 >        shuffle(elements);
322          Collection<Integer> full = populatedSet(elements);
323  
324          assertTrue(Arrays.equals(elements, full.toArray()));
# Line 284 | Line 336 | public class CopyOnWriteArraySetTest ext
336          a = new Integer[0];
337          assertSame(a, empty.toArray(a));
338  
339 <        a = new Integer[SIZE/2];
339 >        a = new Integer[SIZE / 2];
340          Arrays.fill(a, 42);
341          assertSame(a, empty.toArray(a));
342          assertNull(a[0]);
# Line 294 | Line 346 | public class CopyOnWriteArraySetTest ext
346          Integer[] elements = new Integer[SIZE];
347          for (int i = 0; i < SIZE; i++)
348              elements[i] = i;
349 <        Collections.shuffle(Arrays.asList(elements));
349 >        shuffle(elements);
350          Collection<Integer> full = populatedSet(elements);
351  
352          Arrays.fill(a, 42);
# Line 308 | Line 360 | public class CopyOnWriteArraySetTest ext
360          assertSame(a, full.toArray(a));
361          assertTrue(Arrays.equals(elements, a));
362  
363 <        a = new Integer[2*SIZE];
363 >        a = new Integer[2 * SIZE];
364          Arrays.fill(a, 42);
365          assertSame(a, full.toArray(a));
366          assertTrue(Arrays.equals(elements, Arrays.copyOf(a, SIZE)));
# Line 322 | Line 374 | public class CopyOnWriteArraySetTest ext
374       * not store the objects inside the set
375       */
376      public void testToArray_ArrayStoreException() {
377 +        CopyOnWriteArraySet c = new CopyOnWriteArraySet();
378 +        c.add("zfasdfsdf");
379 +        c.add("asdadasd");
380          try {
326 –            CopyOnWriteArraySet c = new CopyOnWriteArraySet();
327 –            c.add("zfasdfsdf");
328 –            c.add("asdadasd");
381              c.toArray(new Long[5]);
382              shouldThrow();
383          } catch (ArrayStoreException success) {}
384      }
385  
386      /**
387 <     * A deserialized serialized set is equal
387 >     * A deserialized/reserialized set equals original
388       */
389      public void testSerialization() throws Exception {
390          Set x = populatedSet(SIZE);

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