def test_match_reduce_sqrt_dividers(self):
root = tree('sqrt(8)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, split_dividers, (4, 2))])
root = tree('sqrt(27)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, split_dividers, (9, 3))])
def test_match_reduce_sqrt_dividers(self):
root = tree('sqrt(8)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, split_dividers, (4, 2))])
root = tree('sqrt(27)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, split_dividers, (9, 3))])
def test_match_reduce_sqrt_mult(self):
((l2, x),) = root = tree('sqrt(2x)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, extract_sqrt_multiplicant, (Scope(root[0]), l2)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), x))])
(((l2, x), y),) = root = tree('sqrt(2xy)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, extract_sqrt_multiplicant, (Scope(root[0]), l2)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), x)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), y))])
def test_match_reduce_sqrt_mult(self):
((l2, x), ) = root = tree('sqrt(2x)')
self.assertEqualPos(match_reduce_sqrt(root), [
P(root, extract_sqrt_multiplicant, (Scope(root[0]), l2)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), x))
])
(((l2, x), y), ) = root = tree('sqrt(2xy)')
self.assertEqualPos(match_reduce_sqrt(root), [
P(root, extract_sqrt_multiplicant, (Scope(root[0]), l2)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), x)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), y))
])
def test_match_reduce_sqrt_mult_priority(self):
root = tree('sqrt(9 * 3)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, extract_sqrt_mult_priority, (Scope(root[0]), 9)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), 3))])
def test_match_reduce_sqrt_constant(self):
root = tree('sqrt(4)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, constant_sqrt, (2,))])
def test_match_reduce_sqrt_quadrant(self):
root = tree('sqrt(a ^ 2)')
self.assertEqualPos(match_reduce_sqrt(root), [P(root, quadrant_sqrt)])
def test_match_reduce_sqrt_none(self):
root = tree('sqrt(a)')
self.assertEqualPos(match_reduce_sqrt(root), [])
root = tree('sqrt(-4)')
self.assertEqualPos(match_reduce_sqrt(root), [])
def test_match_reduce_sqrt_mult_priority(self):
root = tree('sqrt(9 * 3)')
self.assertEqualPos(match_reduce_sqrt(root), [
P(root, extract_sqrt_mult_priority, (Scope(root[0]), 9)),
P(root, extract_sqrt_multiplicant, (Scope(root[0]), 3))
])
def test_match_reduce_sqrt_constant(self):
root = tree('sqrt(4)')
self.assertEqualPos(match_reduce_sqrt(root),
[P(root, constant_sqrt, (2, ))])
def test_match_reduce_sqrt_quadrant(self):
root = tree('sqrt(a ^ 2)')
self.assertEqualPos(match_reduce_sqrt(root), [P(root, quadrant_sqrt)])
def test_match_reduce_sqrt_none(self):
root = tree('sqrt(a)')
self.assertEqualPos(match_reduce_sqrt(root), [])
root = tree('sqrt(-4)')
self.assertEqualPos(match_reduce_sqrt(root), [])