def test_one_trace(self):
"""should still produce a valid figure"""
d = Drawable()
trace = dict(type="scatter", x=[0, 1], y=[0, 1])
d.add_trace(trace)
f = d.figure
self.assertEqual(f.data, [trace])
def test_add_traces(self):
"""test trace add method"""
d = Drawable()
self.assertEqual(d.traces, [])
trace = dict(type="scatter", x=[0, 1], y=[0, 1])
d.add_trace(trace)
self.assertEqual(d.traces, [trace])
self.assertTrue(isinstance(d.traces[0], UnionDict))
