TST: Test series construct of dtype timedelta64 #35465

pandas/tests/series/test_repr.py

@@ -265,6 +265,71 @@ def test_different_null_objects(self):
         expected = "True    1\nNone    2\nNaN     3\nNaT     4\ndtype: int64"
         assert result == expected
 
+    def test_dtype_timedelta64_ns(self):
+        # GH#35465
+        series = Series([1000000, 200000, 3000000], dtype="timedelta64[ns]")
+        result = repr(series)
+        expected = (
+            "0   0 days 00:00:00.001000\n"
+            "1   0 days 00:00:00.000200\n"
+            "2   0 days 00:00:00.003000\n"
+            "dtype: timedelta64[ns]"
+        )
+        assert result == expected
+
+    def test_dtype_timedelta64_s(self):
+        # GH#35465
+        series = Series([1000000, 200000, 3000000], dtype="timedelta64[s]")
+        result = repr(series)
+        expected = (
+            "0   0 days 00:00:00.001000\n"
+            "1   0 days 00:00:00.000200\n"
+            "2   0 days 00:00:00.003000\n"
+            "dtype: timedelta64[ns]"
+        )
+        assert result == expected
+
+    def test_dtype_timedelta64_ns_s(self):
+        # GH#35465
+        series_ns = Series([1000000, 200000, 3000000], dtype="timedelta64[ns]")
+        series_s = Series([1000000, 200000, 3000000], dtype="timedelta64[s]")
+        expected = (
+            "0   0 days 00:00:00.001000\n"
+            "1   0 days 00:00:00.000200\n"
+            "2   0 days 00:00:00.003000\n"
+            "dtype: timedelta64[ns]"
+        )
+        assert repr(series_ns) == expected == repr(series_s)
+
+    def test_dtype_timedelta64_ns_astype_int(self):
+        # GH#35465
+        series = Series([1000000, 200000, 3000000], dtype="timedelta64[ns]").astype(
+            "int"
+        )
+        result = repr(series)
+        expected = "0    1000000\n" "1     200000\n" "2    3000000\n" "dtype: int64"
+        assert result == expected
+
+    def test_dtype_timedelta64_s_astype_int(self):
+        # GH#35465
+        series = Series([1000000, 200000, 3000000], dtype="timedelta64[s]").astype(
+            "int"
+        )
+        result = repr(series)
+        expected = "0    1000000\n" "1     200000\n" "2    3000000\n" "dtype: int64"
+        assert result == expected
+
+    def test_dtype_timedelta64_ns_s_astype_int(self):
+        # GH#35465
+        series_ns = Series([1000000, 200000, 3000000], dtype="timedelta64[ns]").astype(
+            "int"
+        )
+        series_s = Series([1000000, 200000, 3000000], dtype="timedelta64[s]").astype(
+            "int"
+        )
+        expected = "0    1000000\n" "1     200000\n" "2    3000000\n" "dtype: int64"
+        assert repr(series_ns) == expected == repr(series_s)
+
 
 class TestCategoricalRepr:
     def test_categorical_repr_unicode(self):