Improved test names

Author: SgtSilvio

src/test/java/com/hivemq/client/mqtt/mqtt3/message/subscribe/suback/Mqtt3SubAckReturnCodeTest.java

@@ -30,22 +30,22 @@
 class Mqtt3SubAckReturnCodeTest {
 
     @Test
-    void getCode_success() {
+    void getCode_successMaximumQos0() {
         assertEquals(0x00, Mqtt3SubAckReturnCode.SUCCESS_MAXIMUM_QOS_0.getCode());
     }
 
     @Test
-    void getCode_unsupportedProtocolVersion() {
+    void getCode_successMaximumQos1() {
         assertEquals(0x01, Mqtt3SubAckReturnCode.SUCCESS_MAXIMUM_QOS_1.getCode());
     }
 
     @Test
-    void getCode_identifierRejected() {
+    void getCode_successMaximumQos2() {
         assertEquals(0x02, Mqtt3SubAckReturnCode.SUCCESS_MAXIMUM_QOS_2.getCode());
     }
 
     @Test
-    void getCode_serverUnavailable() {
+    void getCode_failure() {
         assertEquals(0x80, Mqtt3SubAckReturnCode.FAILURE.getCode());
     }
 
@@ -75,4 +75,4 @@ void isError_false(final @NotNull Mqtt3SubAckReturnCode returnCode) {
     void isError_true(final @NotNull Mqtt3SubAckReturnCode returnCode) {
         assertTrue(returnCode.isError());
     }
-}
+}