def test_one_step(pos_tol, patch_line_max_move):
"""
Test that PosCheck does not converge with just a single step.
"""
pos_check = PosCheck(pos_tol=pos_tol)
pos_check.update(LineData(0.1))
assert not pos_check.converged
def test_one_step_init(pos_tol, patch_line_max_move):
"""
Test that PosCheck does not converge, if the state is manually set to corresond to one step.
"""
pos_check = PosCheck(pos_tol=pos_tol)
pos_check.state = dict(max_move=pos_tol * 1.1, last_wcc=0.9 * pos_tol)
assert not pos_check.converged
pos_check.update(LineData(1))
assert pos_check.converged
def test_two_step(pos_tol, patch_max_move):
wc = PosCheck(pos_tol=pos_tol)
mv1 = pos_tol * 1.1
mv2 = pos_tol * 0.9
wc.update(LineData(mv1))
wc.update(LineData(mv2))
assert wc.max_move == mv2
assert wc.converged
assert wc.state == dict(max_move=mv2, last_wcc=mv2)
def test_two_step(pos_tol, patch_line_max_move):
"""
Test that PosCheck is converged after two steps, where the move is smaller than the tolerance.
"""
pos_check = PosCheck(pos_tol=pos_tol)
move_1 = pos_tol * 1.1
move_2 = pos_tol * 0.9
pos_check.update(LineData(move_1))
pos_check.update(LineData(move_2))
assert pos_check.max_move == move_2
assert pos_check.converged
assert pos_check.state == dict(max_move=move_2, last_wcc=move_2)
def test_pos_tol_raise(invalid_pos_tol):
"""
Test that a ValueError is raised if pos_tol is an invalid value.
"""
with pytest.raises(ValueError):
PosCheck(pos_tol=invalid_pos_tol)
def test_pos_tol_raise(invalid_pos_tol):
with pytest.raises(ValueError):
wc = PosCheck(pos_tol=invalid_pos_tol)
def test_one_step_init(pos_tol, patch_max_move):
wc = PosCheck(pos_tol=pos_tol)
wc.state = dict(max_move=pos_tol * 1.1, last_wcc=0.9 * pos_tol)
assert not wc.converged
wc.update(LineData(1))
assert wc.converged
def test_one_step(pos_tol, patch_max_move):
wc = PosCheck(pos_tol=pos_tol)
wc.update(LineData(0.1))
assert not wc.converged