test added for java conversion

Author: eugenp

core-java/src/test/java/org/baeldung/java/io/JavaXToReaderUnitTest.java

@@ -60,6 +60,14 @@ public void givenUsingPlainJava_whenConvertingByteArrayIntoReader_thenCorrect()
         targetReader.close();
     }
 
+    @Test
+    public void givenUsingPlainJava2_whenConvertingByteArrayIntoReader_thenCorrect() throws IOException {
+        final byte[] initialArray = "Hello world!".getBytes();
+        final Reader targetReader = new InputStreamReader(new ByteArrayInputStream(initialArray));
+
+        targetReader.close();
+    }
+
     @Test
     public void givenUsingGuava_whenConvertingByteArrayIntoReader_thenCorrect() throws IOException {
         final byte[] initialArray = "With Guava".getBytes();