def test_all():
"""Check that cubes returned using the 'name_constraint' are not lazy"""
constraint = name_constraint(["dummy1"])
dummy1_cube = Cube(da.zeros((1, 1), chunks=(1, 1)), long_name="dummy2")
dummy2_cube = Cube(da.zeros((1, 1), chunks=(1, 1)), long_name="dummy1")
assert dummy1_cube.has_lazy_data()
assert dummy2_cube.has_lazy_data()
res = CubeList([dummy1_cube, dummy2_cube
]).extract_cube(Constraint(cube_func=constraint))
assert res.name() == "dummy1"
assert not res.has_lazy_data()
