more tests

Author: nicolaskruchten

Diff for: packages/python/plotly/plotly/tests/test_core/test_px/test_trendline.py

@@ -38,12 +38,25 @@ def test_trendline_enough_values(mode):
     fig = px.scatter(x=[0, 1], y=[0, None], trendline=mode)
     assert len(fig.data) == 2
     assert fig.data[1].x is None
+    fig = px.scatter(x=[0, 1], y=np.array([0, np.nan]), trendline=mode)
+    assert len(fig.data) == 2
+    assert fig.data[1].x is None
     fig = px.scatter(x=[0, 1, None], y=[0, None, 1], trendline=mode)
     assert len(fig.data) == 2
     assert fig.data[1].x is None
+    fig = px.scatter(
+        x=np.array([0, 1, np.nan]), y=np.array([0, np.nan, 1]), trendline=mode
+    )
+    assert len(fig.data) == 2
+    assert fig.data[1].x is None
     fig = px.scatter(x=[0, 1, None, 2], y=[1, None, 1, 2], trendline=mode)
     assert len(fig.data) == 2
     assert len(fig.data[1].x) == 2
+    fig = px.scatter(
+        x=np.array([0, 1, np.nan, 2]), y=np.array([1, np.nan, 1, 2]), trendline=mode
+    )
+    assert len(fig.data) == 2
+    assert len(fig.data[1].x) == 2
 
 
 @pytest.mark.parametrize("mode", ["ols", "lowess"])