DATAREDIS-1210 - Fix loop in StreamReadOptions toString().

Original Pull Request: #557

Author: kazhang

src/main/java/org/springframework/data/redis/connection/stream/StreamReadOptions.java

@@ -26,6 +26,7 @@
  *
  * @author Mark Paluch
  * @author Christoph Strobl
+ * @author Kaizhou Zhang
  * @see 2.2
  */
 public class StreamReadOptions {
@@ -124,8 +125,9 @@ public boolean isNoack() {
 
 	@Override
 	public String toString() {
-		return "StreamReadOptions{" + "block=" + block + ", count=" + count + ", noack=" + noack + ", autoAcknowledge="
-				+ autoAcknowledge() + ", blocking=" + isBlocking() + '}';
+
+		return "StreamReadOptions{" + "block=" + block + ", count=" + count + ", noack=" + noack + ", blocking="
+				+ isBlocking() + '}';
 	}
 
 	@Override

src/test/java/org/springframework/data/redis/connection/stream/StreamReadOptionsUnitTests.java

@@ -25,6 +25,7 @@
  * Unit tests for {@link StreamReadOptions}.
  * 
  * @author Mark Paluch
+ * @author Kaizhou Zhang
  */
 public class StreamReadOptionsUnitTests {
 
@@ -35,4 +36,11 @@ public void shouldConsiderBlocking() {
 		assertThat(StreamReadOptions.empty().block(Duration.ofSeconds(1)).isBlocking()).isTrue();
 		assertThat(StreamReadOptions.empty().block(Duration.ZERO).isBlocking()).isTrue();
 	}
+
+	@Test // DATAREDIS-1210
+	public void testToString() {
+
+		assertThat(StreamReadOptions.empty().toString())
+				.isEqualTo("StreamReadOptions{block=null, count=null, noack=false, blocking=false}");
+	}
 }