Minor test improvements

Author: cowtowncoder

src/test/java/com/fasterxml/jackson/failing/read/LocationOfError1173Test.java

@@ -66,7 +66,8 @@ public enum ParserVariant
             true,
             false,
             true
-        );
+        )
+        ;
 
         ParserVariant(
             ParserGenerator parserGenerator,
@@ -105,15 +106,15 @@ public JsonParser createParser(String input) throws Exception
         ),
         new InvalidJson(
             "Comma after key in object property",
-            "{\"invalid\", \"json\"}",
+            a2q("{'invalid', 'json'}"),
             10,
             10,
             1,
             11
         ),
         new InvalidJson(
             "Missing comma between object properties",
-            "{\"key1\":\"value1\" \"key2\":\"value2\"}",
+            a2q("{'key1':'value1' 'key2':'value2'}"),
             17,
             17,
             1,
@@ -269,18 +270,22 @@ public void testParserBackendWithInvalidJson(ParserVariant variant, InvalidJson
 
             JsonLocation location = e.getLocation();
             assertEquals(invalidJson.lineNr, location.getLineNr());
+            final String msg = e.getOriginalMessage();
 
             if (variant.supportsByteOffset)
             {
-                assertEquals("Incorrect byte offset", invalidJson.byteOffset, location.getByteOffset());
+                assertEquals("Incorrect byte offset (for '"+msg+"')",
+                        invalidJson.byteOffset, location.getByteOffset());
             }
             if (variant.supportsCharOffset)
             {
-                assertEquals("Incorrect char offset",invalidJson.charOffset, location.getCharOffset());
+                assertEquals("Incorrect char offset (for '"+msg+"')",
+                        invalidJson.charOffset, location.getCharOffset());
             }
             if (variant.supportsColumnNr)
             {
-                assertEquals("Incorrect column", invalidJson.columnNr, location.getColumnNr());
+                assertEquals("Incorrect column (for '"+msg+"')",
+                        invalidJson.columnNr, location.getColumnNr());
             }
         }
     }