fix up two more tests

Author: steveklabnik

src/oxide_controller/config.rs

@@ -142,8 +142,11 @@ mod test {
     fn test_config_bad_toml() {
         let error =
             read_config("bad_toml", "foo =").expect_err("expected failure");
+
         if let LoadError::Parse(error) = error {
             assert_eq!(error.line_col(), Some((0, 5)));
+        } else {
+            panic!("Got an unexpected error, expected Parse but got {:?}", error);
         }
     }
 
@@ -155,10 +158,12 @@ mod test {
     #[test]
     fn test_config_empty() {
         let error = read_config("empty", "").expect_err("expected failure");
-        /*
-        assert!(error.starts_with("parse \""));
-        assert!(error.contains("\": missing field"));
-        */
+
+        if let LoadError::Parse(error) = error {
+            assert_eq!(error.line_col(), None);
+        } else {
+            panic!("Got an unexpected error, expected Parse but got {:?}", error);
+        }
     }
 
     /*