def test_dimension():
dim = Dimension(0, 1, crs='indices')
assert dim.start == 0
assert dim.end == 1
assert dim.crs == 'indices'
assert Dimension.from_json(dim.json).start == 0
assert str(dim) == "Dimension(start='0',end='1',step='1',crs='indices')"
def test_dimension_compat():
dim_data = {"start": 0.0, "end": 90.0, "step": 1, "crs": "indices"}
# from json
dim = Dimension.from_json(dim_data)
assert dim.start == 0.0
assert dim.end == 90.0
assert dim.step == 1
assert dim.crs == 'indices'
# json
assert dim.json['start'] == 0.0
assert dim.json['end'] == 90.0
assert dim.json['step'] == 1
assert dim.json['crs'] == 'indices'