def test_unmerge_coordinate(self, Worksheet):
ws = Worksheet(Workbook())
ws.merge_cells("A1:D4")
ws.unmerge_cells(start_row=1, start_column=1, end_row=4, end_column=4)
assert ws.merged_cells == ""
def test_unmerge_range_string(self, Worksheet):
ws = Worksheet(Workbook())
ws.merge_cells("A1:D4")
ws.unmerge_cells("A1:D4")
assert ws.merged_cells == ""