Fix Mockito test on Java 13

(cherry picked from commit 7865c10)

Author: acogoluegnes

pom.xml

@@ -60,8 +60,8 @@
     <jackson.version>2.9.8</jackson.version>
     <logback.version>1.2.3</logback.version>
     <junit.version>4.12</junit.version>
-    <awaitility.version>3.1.0</awaitility.version>
-    <mockito.version>2.21.0</mockito.version>
+    <awaitility.version>3.1.5</awaitility.version>
+    <mockito.version>2.23.4</mockito.version>
 
     <maven.javadoc.plugin.version>3.0.1</maven.javadoc.plugin.version>
     <maven.release.plugin.version>2.5.3</maven.release.plugin.version>

src/test/java/com/rabbitmq/client/test/ConnectionTest.java

@@ -39,7 +39,7 @@ public class ConnectionTest {
     @Parameterized.Parameter
     public TestConfigurator configurator;
     @Mock
-    Connection c = mock(Connection.class);
+    MyConnection c = mock(MyConnection.class);
     @Mock
     Channel ch = mock(Channel.class);
 
@@ -124,4 +124,9 @@ public Optional<Channel> open(Connection c) throws IOException {
         }
     }
 
+    // trick to make Mockito call the optional method defined in the interface
+    static abstract class MyConnection implements Connection {
+
+    }
+
 }

src/test/resources/log4j2-test.properties

@@ -0,0 +1,12 @@
+status = error
+dest = err
+name = PropertiesConfig
+
+appender.console.type = Console
+appender.console.name = STDOUT
+appender.console.layout.type = PatternLayout
+appender.console.layout.pattern = %m%n
+
+logger.com.rabbitmq.level = info
+rootLogger.level = error
+rootLogger.appenderRef.stdout.ref = STDOUT