address review: split tests

Author: skirpichev

Lib/test/test_ctypes/test_numbers.py

@@ -231,8 +231,6 @@ def test_init(self):
         # probably be changed:
         self.assertRaises(TypeError, c_int, c_long(42))
 
-    @unittest.skipUnless(hasattr(ctypes, "c_double_complex"),
-                         "requires C11 complex type")
     def test_float_overflow(self):
         big_int = int(sys.float_info.max) * 2
         for t in float_types + [c_longdouble]:
@@ -246,6 +244,11 @@ def test_float_overflow(self):
         self.assertEqual(ctypes.c_float(3e300).value, float('inf'))
         self.assertEqual(ctypes.c_float.__ctype_le__(3e300).value, float('inf'))
         self.assertEqual(ctypes.c_float.__ctype_be__(3e300).value, float('inf'))
+
+    @unittest.skipUnless(hasattr(ctypes, "c_float_complex"),
+                         "requires C11 complex type")
+    def test_complex_overflow(self):
+        # gh-156865: be silent in overflows of C types
         self.assertEqual(ctypes.c_float_complex(3e300).value, complex('inf'))
         self.assertEqual(ctypes.c_float_complex.__ctype_le__(3e300).value,
                          complex('inf'))