TST: Fix up tests which relied directly on int -> timdelta "promotion"

seberg · seberg · commit b054f572d8b1 · 2022-11-10T16:29:59.000+01:00
diff --git a/numpy/core/tests/test_dtype.py b/numpy/core/tests/test_dtype.py
@@ -1806,10 +1806,10 @@ def test_subscript_scalar(self) -> None:
 def test_result_type_integers_and_unitless_timedelta64():
     # Regression test for gh-20077.  The following call of `result_type`
     # would cause a seg. fault.
+    # This was allowed initially, but times should not promote with ints.
     td = np.timedelta64(4)
-    result = np.result_type(0, td)
-    assert_dtype_equal(result, td.dtype)
-
+    with pytest.raises(TypeError):
+        np.result_type(0, td)
 
 @pytest.mark.skipif(sys.version_info >= (3, 9), reason="Requires python 3.8")
 def test_class_getitem_38() -> None:
diff --git a/numpy/core/tests/test_numeric.py b/numpy/core/tests/test_numeric.py
@@ -2349,8 +2349,8 @@ def test_clip_value_min_max_flip(self, amin, amax):
         # for bugs in NPY_TIMEDELTA_MAX, based on a case
         # produced by hypothesis
         (np.zeros(10, dtype='m8') - 1,
-         0,
-         0,
+         np.timedelta64(0),
+         np.timedelta64(0),
          np.zeros(10, dtype='m8')),
     ])
     def test_clip_problem_cases(self, arr, amin, amax, exp):
