def test_creating_strength():
"""Test creating strength from constitutent values.
"""
assert strength.create(0, 0, 1) < strength.create(0, 1, 0)
assert strength.create(0, 1, 0) < strength.create(1, 0, 0)
assert strength.create(1, 0, 0, 1) < strength.create(1, 0, 0, 4)
with pytest.raises(TypeError):
strength.create('', '', '')
def test_creating_strength():
"""Test creating strength from constitutent values.
"""
assert strength.create(0, 0, 1) < strength.create(0, 1, 0)
assert strength.create(0, 1, 0) < strength.create(1, 0, 0)
assert strength.create(1, 0, 0, 1) < strength.create(1, 0, 0, 4)
with pytest.raises(TypeError):
strength.create('', '', '')
def test_creating_strength():
"""Test creating strength from constitutent values.
"""
assert strength.create(0, 0, 1) < strength.create(0, 1, 0)
assert strength.create(0, 1, 0) < strength.create(1, 0, 0)
assert strength.create(1, 0, 0, 1) < strength.create(1, 0, 0, 4)
def test_constraint_or_operator():
"""Test modifying a constraint strength using the | operator.
"""
v = Variable('foo')
c = Constraint(v + 1, '==')
for s in ('weak', 'medium', 'strong', 'required', strength.create(1, 1,
0)):
c2 = c | s
if isinstance(s, str):
assert c2.strength() == getattr(strength, s)
else:
assert c2.strength() == s
def test_constraint_or_operator():
"""Test modifying a constraint strength using the | operator.
"""
v = Variable('foo')
c = Constraint(v + 1, '==')
for s in ('weak', 'medium', 'strong', 'required',
strength.create(1, 1, 0)):
c2 = c | s
if isinstance(s, str):
assert c2.strength() == getattr(strength, s)
else:
assert c2.strength() == s
def test_constraint_or_operator():
"""Test modifying a constraint strength using the | operator.
"""
v = Variable('foo')
c = Constraint(v + 1, u'==')
for s in (u'weak', 'medium', 'strong', u'required',
strength.create(1, 1, 0)):
c2 = c | s
if isinstance(s, (type(''), type(u''))):
assert c2.strength() == getattr(strength, s)
else:
assert c2.strength() == s
with pytest.raises(ValueError):
c | 'unknown'
def test_constraint_or_operator():
"""Test modifying a constraint strength using the | operator.
"""
v = Variable('foo')
c = Constraint(v + 1, u'==')
for s in (u'weak', 'medium', 'strong', u'required',
strength.create(1, 1, 0)):
c2 = c | s
if isinstance(s, (type(''), type(u''))):
assert c2.strength() == getattr(strength, s)
else:
assert c2.strength() == s
with pytest.raises(ValueError):
c | 'unknown'
def strong_constraints(self) -> List[Constraint]:
"""
Return a list of constraints defining the length of the segment
"""
constraints: List[Constraint] = []
for segment in self:
if isinstance(segment, Segment):
constraints.extend(segment.strong_constraints)
if self.length:
# Very strongly try to stay close to the preferred length
if self.preferred_length:
constraints.append((self.length == self.preferred_length)
| strength.create(10, 0, 0))
else:
# Try to stay close to the min length a little more strongly
constraints.append((self.length == Segment.MIN_LENGTH)
| strength.strong)
return constraints
# Copyright (c) 2019, Nucleic Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file LICENSE, distributed with this software.
#------------------------------------------------------------------------------
"""Time updating an EditVariable in a set of constraints typical of enaml use.
"""
import perf
from kiwisolver import Variable, Solver, strength
solver = Solver()
# Create custom strength
mmedium = strength.create(0, 1, 0, 1.25)
smedium = strength.create(0, 100, 0)
# Create the variable
left = Variable('left')
height = Variable('height')
top = Variable('top')
width = Variable('width')
contents_top = Variable('contents_top')
contents_bottom = Variable('contents_bottom')
contents_left = Variable('contents_left')
contents_right = Variable('contents_right')
midline = Variable('midline')
ctleft = Variable('ctleft')
ctheight = Variable('ctheight')
cttop = Variable('cttop')
