Minor test improvements wrt JDK 14/Collection test(s)

Author: cowtowncoder

src/test-jdk14/java/com/fasterxml/jackson/databind/failing/Java9ListsTest.java

@@ -5,7 +5,6 @@
 
 import com.fasterxml.jackson.databind.BaseMapTest;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.ObjectMapper.DefaultTyping;
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import com.fasterxml.jackson.databind.testutil.NoCheckSubTypeValidator;
 
@@ -23,8 +22,9 @@ public void testUnmodifiableList() throws Exception {
 
          final List<String> list = Collections.unmodifiableList(Collections.singletonList("a"));
          final String actualJson = MAPPER.writeValueAsString(list);
-// System.out.println("Test/1: json="+actualJson);
+System.out.println("Test/1: json="+actualJson);
          final List<?> output = MAPPER.readValue(actualJson, List.class);
+System.out.println("Test/1 out: "+output.getClass().getName());
          assertEquals(1, output.size());
     }
 
@@ -39,16 +39,18 @@ public void testJava9UmodifiableList() throws Exception {
          }
          */
          final String actualJson = MAPPER.writeValueAsString(list);
-//System.out.println("Test/2: json="+actualJson);
+System.out.println("Test/2: json="+actualJson);
          final List<?>  output = MAPPER.readValue(actualJson, List.class);
+System.out.println("Test/2 out: "+output.getClass().getName());
          assertEquals(1, output.size());
     }
 
     public void testJava9ListWrapped() throws Exception {
          final List<String> list = Collections.unmodifiableList(List.of("a"));
          final String actualJson = MAPPER.writeValueAsString(list);
-// System.out.println("Test/3: json="+actualJson);
+System.out.println("Test/3: json="+actualJson);
          final List<?>  output = MAPPER.readValue(actualJson, List.class);
+System.out.println("Test/3 out: "+output.getClass().getName());
          assertEquals(1, output.size());
     }
 }