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root/jsr166/jsr166/src/test/tck/CompletableFutureTest.java
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Comparing jsr166/src/test/tck/CompletableFutureTest.java (file contents):
Revision 1.174 by jsr166, Wed Sep 21 18:01:06 2016 UTC vs.
Revision 1.176 by jsr166, Wed Sep 21 18:21:56 2016 UTC

# Line 4028 | Line 4028 | public class CompletableFutureTest exten
4028      }
4029  
4030      /**
4031 +     * minimalStage.toCompletableFuture() returns a CompletableFuture that
4032 +     * is completed normally, with the same value, when source is.
4033 +     */
4034 +    public void testMinimalCompletionStage_toCompletableFuture_normalCompletion() {
4035 +        for (boolean createIncomplete : new boolean[] { true, false })
4036 +        for (Integer v1 : new Integer[] { 1, null })
4037 +    {
4038 +        CompletableFuture<Integer> f = new CompletableFuture<>();
4039 +        CompletionStage<Integer> minimal = f.minimalCompletionStage();
4040 +        if (!createIncomplete) assertTrue(f.complete(v1));
4041 +        CompletableFuture<Integer> g = minimal.toCompletableFuture();
4042 +        if (createIncomplete) {
4043 +            checkIncomplete(f);
4044 +            checkIncomplete(g);
4045 +            assertTrue(f.complete(v1));
4046 +        }
4047 +        checkCompletedNormally(f, v1);
4048 +        checkCompletedNormally(g, v1);
4049 +    }}
4050 +
4051 +    /**
4052       * minimalStage.toCompletableFuture() gives mutable CompletableFuture
4053       */
4054      public void testMinimalCompletionStage_toCompletableFuture_mutable() {
# Line 4058 | Line 4079 | public class CompletableFutureTest exten
4079          checkCompletedNormally(minimal.toCompletableFuture(), v1);
4080      }}
4081  
4082 +    /**
4083 +     * Completion of a toCompletableFuture copy of a minimal stage
4084 +     * does not complete its source.
4085 +     */
4086 +    public void testMinimalCompletionStage_toCompletableFuture_oneWayPropagation() {
4087 +        CompletableFuture<Integer> f = new CompletableFuture<>();
4088 +        CompletionStage<Integer> g = f.minimalCompletionStage();
4089 +        assertTrue(g.toCompletableFuture().complete(1));
4090 +        assertTrue(g.toCompletableFuture().complete(null));
4091 +        assertTrue(g.toCompletableFuture().cancel(true));
4092 +        assertTrue(g.toCompletableFuture().cancel(false));
4093 +        assertTrue(g.toCompletableFuture().completeExceptionally(new CFException()));
4094 +        checkIncomplete(g.toCompletableFuture());
4095 +        f.complete(1);
4096 +        checkCompletedNormally(g.toCompletableFuture(), 1);
4097 +    }
4098 +
4099      /** Demo utility method for external reliable toCompletableFuture */
4100      static <T> CompletableFuture<T> toCompletableFuture(CompletionStage<T> stage) {
4101          CompletableFuture<T> f = new CompletableFuture<>();

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