Adding a test for reproducing #119

Author: christian-oreilly

pylossless/dash/qcannotations.py

@@ -26,7 +26,7 @@ def __init__(self, onset, duration, description_str, layout):
             description of the annotation event, such as "blink".
             descriptions beginning with "bad_" will be considered as
             time durations to be excluded by mne-python.
-        layout : plotly.graph_objects.layout
+        layout : plotly.graph_objects.Layout
             The graph layout object that the annotations should be
             plotted onto.
         """

pylossless/dash/tests/test_qcannotations.py

@@ -0,0 +1,20 @@
+# Authors: Christian O'Reilly <[email protected]>
+# License: MIT
+
+import json
+import plotly.graph_objects as go
+
+from ..qcannotations import EEGAnnotationList, EEGAnnotation
+
+
+def test_EEGAnnotationList_serialization():
+    fig = go.Figure()
+    fig.add_trace(go.Bar(x=[1, 2, 3], y=[1, 2, 3]))
+    layout = fig.layout
+    layout.xaxis.update({"range": [0, 1]})
+    layout.yaxis.update({"range": [0, 1]})
+    annotation = EEGAnnotation(0.0, 1.0, "test", layout)
+    annotation_list = EEGAnnotationList(annotation)
+
+    # Check if json serializable
+    json.dumps(annotation_list)