def test_dataframe_does_not_trigger(dataframe):
events = []
def increment(event, events=events):
events.append(event)
table = DataFrame(dataframe)
table.param.watch(increment, 'value')
table._process_events({'data': {'str': ['A', 'B', 'C']}})
assert len(events) == 0
def test_dataframe_process_data_event(dataframe):
df = dataframe.copy()
table = DataFrame(dataframe, selection=[0, 2])
table._process_events({'data': {'int': [5, 7, 9]}})
df['int'] = [5, 7, 9]
pd.testing.assert_frame_equal(table.value, df)
table._process_events({'data': {'int': {1: 3, 2: 4, 0: 1}}})
df['int'] = [1, 3, 4]
pd.testing.assert_frame_equal(table.value, df)
def test_dataframe_process_selection_event(dataframe):
table = DataFrame(dataframe, selection=[0, 2])
table._process_events({'indices': [0, 2]})
pd.testing.assert_frame_equal(table.selected_dataframe,
dataframe.iloc[[0, 2]])
