Skip more new leap second tests.

Author: Julian

jsonschema/tests/test_jsonschema_test_suite.py

@@ -125,14 +125,39 @@ def allowed_leading_zeros(test):
 
 
 def leap_second(test):
+    message = "Leap seconds are unsupported."
     return skip(
-        message="Leap seconds are unsupported.",
+        message=message,
         subject="time",
         description="a valid time string with leap second",
     )(test) or skip(
-        message="Leap seconds are unsupported.",
+        message=message,
+        subject="time",
+        description="a valid time string with leap second, Zulu",
+    )(test) or skip(
+        message=message,
         subject="time",
         description="a valid time string with leap second with offset",
+    )(test) or skip(
+        message=message,
+        subject="time",
+        description="valid leap second, positive time-offset",
+    )(test) or skip(
+        message=message,
+        subject="time",
+        description="valid leap second, negative time-offset",
+    )(test) or skip(
+        message=message,
+        subject="time",
+        description="valid leap second, large positive time-offset",
+    )(test) or skip(
+        message=message,
+        subject="time",
+        description="valid leap second, large negative time-offset",
+    )(test) or skip(
+        message=message,
+        subject="time",
+        description="valid leap second, zero time-offset",
     )(test)