def test_center(self, stdPS):
assert sf.describeEqType(np.array([1j, -1j]), stdPS) == [0, 2, 0, 0, 0]
def test_passingTuple(self, stdPS):
# rewrite as expecting some exception
with pytest.raises(TypeError):
sf.describeEqType([1 + 1j, 1 - 1j], stdPS) == [0, 0, 2, 0, 1]
def test_almost_focus(self, stdPS):
assert sf.describeEqType(np.array([-1e-15 + 1j, -1e-15 - 1j]),
stdPS) == [0, 2, 0, 0, 0]
def test_unstable_focus(self, stdPS):
assert sf.describeEqType(np.array([1 + 1j, 1 - 1j]),
stdPS) == [0, 0, 2, 0, 1]
def test_unstable_node(self, stdPS):
assert sf.describeEqType(np.array([+1, +1]), stdPS) == [0, 0, 2, 0, 0]
def test_stable_focus(self, stdPS):
assert sf.describeEqType(np.array([-1 + 1j, -1 - 1j]),
stdPS) == [2, 0, 0, 1, 0]
def test_stable_node(self, stdPS):
assert sf.describeEqType(np.array([-1, -1]), stdPS) == [2, 0, 0, 0, 0]
def test_saddle(self, stdPS):
assert sf.describeEqType(np.array([-1, 1]), stdPS) == [1, 0, 1, 0, 0]