Add org.apache.commons.io.function.IOStreamTest.testAdaptParallelAndCount()

Author: garydgregory

src/test/java/org/apache/commons/io/function/IOStreamTest.java

@@ -80,6 +80,17 @@ public void testAdaptAsParallel() {
         assertEquals(1, IOStream.adapt(Stream.of("A")).parallel().count());
     }
 
+    @SuppressWarnings("resource") // custom stream not recognized by compiler warning machinery
+    @Test
+    public void testAdaptParallelAndCount() {
+        final IOStream<Object> adaptedObj = IOStream.adapt(Stream.empty().parallel());
+        assertTrue(adaptedObj.isParallel());
+        assertEquals(0, adaptedObj.count());
+        final IOStream<String> adaptedStr = IOStream.adapt(Stream.of("A").parallel());
+        assertTrue(adaptedObj.isParallel());
+        assertEquals(1, adaptedStr.count());
+    }
+
     @SuppressWarnings("resource") // custom stream not recognized by compiler warning machinery
     @Test
     public void testAllMatch() throws IOException {