Simplify and not the source of a test case

Author: retronym

src/test/java/scala/compat/java8/FutureConvertersTest.java

@@ -320,23 +320,12 @@ public void testToJavaExceptionally() throws InterruptedException,
     @Test
     public void testToJavaThenComposeWithToJavaThenAccept() throws InterruptedException,
             ExecutionException, TimeoutException {
+        // Test case from https://github.com/scala/scala-java8-compat/issues/29
         final Promise<String> p1 = promise();
         final CompletableFuture<String> future = new CompletableFuture<>();
 
-        final CompletionStage<String> second =
-                CompletableFuture.supplyAsync(() -> "Hello").
-                        thenCompose(x -> toJava(p1.future()));
-
-        second.handle((x, t) -> {
-            if (t != null) {
-                t.printStackTrace();
-                future.completeExceptionally(t);
-            } else {
-                future.complete(x);
-            }
-            return null;
-        });
-
+        CompletableFuture.supplyAsync(() -> "Hello").
+                        thenCompose(x -> toJava(p1.future())).handle((x, t) -> future.complete(x));
         p1.success("Hello");
         assertEquals("Hello", future.get(1000, MILLISECONDS));
     }