def setUp(self):
cells.reset()
self.x = cells.InputCell(None, 4, name="x")
self.a = cells.UntilAskedLazyCell(
None, name="a", rule=lambda s, p: self.x.getvalue() + 1)
self.a.getvalue(init=True) # establish dependencies, a = 5
self.x.set(42) # cause propogation
def setUp(self):
cells.reset()
self.x = cells.InputCell(None, 4, name="x")
self.a = cells.UntilAskedLazyCell(None, name="a",
rule=lambda s,p: self.x.getvalue() + 1)
self.a.getvalue(init=True) # establish dependencies, a = 5
self.x.set(42) # cause propogation
def setUp(self):
cells.reset()
self.x = cells.Cell(None, name="x", value=1)
self.b = cells.Cell(None, name="b", rule=lambda s, p: (p or 40) + 2)
self.a = cells.Cell(
None,
name="a",
rule=lambda s, p: self.b.getvalue() * self.x.getvalue())
def test_ObserverMultipleObjects(self):
"Observers should act correctly with multiple instances of a MO"
# this test is a little different than the others, so
cells.reset()
self.observerlog = []
a = self.M() # this should fire the model obs
b = self.M() # as should this
self.failUnless(2 == self.observerlog.count("model"))
def test_ObserverMultipleObjects(self):
"Observers should act correctly with multiple instances of a MO"
# this test is a little different than the others, so
cells.reset()
self.observerlog = []
a = self.M() # this should fire the model obs
b = self.M() # as should this
self.failUnless(2 == self.observerlog.count("model"))
def test_1b_RunRaisesAfterEval(self):
"""Rule 1: 1. Evaluates once at init, sets its value, and then
acts like an InputCell.
"""
cells.reset()
x = cells.RuleThenInputCell(None, rule=lambda s,p: 0, name="x")
x.getvalue()
self.failUnlessRaises(cells.InputCellRunError, x.run)
def test_1b_RunRaisesAfterEval(self):
"""Rule 1: 1. Evaluates once at init, sets its value, and then
acts like an InputCell.
"""
cells.reset()
x = cells.RuleThenInputCell(None, rule=lambda s, p: 0, name="x")
x.getvalue()
self.failUnlessRaises(cells.InputCellRunError, x.run)
def setUp(self):
cells.reset()
self.x = cells.InputCell(None, 4, name="x")
self.a = cells.OnceAskedLazyCell(None, name="a",
rule=lambda s,p: self.x.getvalue()+(p or 1))
self.a.getvalue() # establish dependencies
self.x.set(42) # cause propogation
def setUp(self):
cells.reset()
self.x = cells.Cell(None, name="x", value=21)
self.captured_notify_flag = None
def a_rule(s, p):
self.captured_notify_flag = self.x.notifying
return self.x.getvalue() * 2
self.a = cells.Cell(None, name="a", rule=a_rule)
def setUp(self):
cells.reset()
self.x = cells.InputCell(None, 4, name="x")
self.a = cells.OnceAskedLazyCell(None,
name="a",
rule=lambda s, p: self.x.getvalue() +
(p or 1))
self.a.getvalue() # establish dependencies
self.x.set(42) # cause propogation
def setUp(self):
cells.reset()
self.x = cells.Cell(None, name="x", value=21)
self.captured_notify_flag = None
def a_rule(s, p):
self.captured_notify_flag = self.x.notifying
return self.x.getvalue() * 2
self.a = cells.Cell(None, name="a", rule=a_rule)
def setUp(self):
cells.reset()
class K(cells.Family):
x = cells.makecell(value=1)
model_value = cells.makecell(rule=lambda s,p: s.x * 3)
class F(cells.Family):
kid_slots = cells.makecell(value=K)
self.F = F
self.K = K
def setUp(self):
cells.reset()
class K(cells.Family):
x = cells.makecell(value=1)
model_value = cells.makecell(rule=lambda s, p: s.x * 3)
class F(cells.Family):
kid_slots = cells.makecell(value=K)
self.F = F
self.K = K
def test_1_NoEvalOnPropogation(self):
"Always Lazy 1: Always lazys never evaluate on change propogation"
cells.reset()
x = cells.InputCell(None, 4, name="x")
a = cells.AlwaysLazyCell(None, name="a",
rule=lambda s,p: x.getvalue() + (p or 1))
a.getvalue() # establish dependencies
x.set(42) # cause propogation
self.failUnless(a.value == 5) # sneaky exam doesn't cause lazy eval
self.failUnless(a.getvalue() == 47) # standard eval causes lazy eval
x.set(5) # cause another propogation
self.failUnless(a.value == 47) # yadda yadda...
self.failUnless(a.getvalue() == 52)
def test_1_NoEvalOnPropogation(self):
"Always Lazy 1: Always lazys never evaluate on change propogation"
cells.reset()
x = cells.InputCell(None, 4, name="x")
a = cells.AlwaysLazyCell(None,
name="a",
rule=lambda s, p: x.getvalue() + (p or 1))
a.getvalue() # establish dependencies
x.set(42) # cause propogation
self.failUnless(a.value == 5) # sneaky exam doesn't cause lazy eval
self.failUnless(a.getvalue() == 47) # standard eval causes lazy eval
x.set(5) # cause another propogation
self.failUnless(a.value == 47) # yadda yadda...
self.failUnless(a.getvalue() == 52)
def test_2_NoEvalOnInit(self):
"Always Lazy 2: Does not evaluate during model init"
cells.reset()
ran_flag = False
def a_rule(self, prev):
ran_flag = True
return self.x + 2
class M(cells.Model):
x = cells.makecell(value=3)
a = cells.makecell(rule=a_rule, celltype=cells.AlwaysLazyCell)
m = M()
self.failIf(ran_flag)
self.failUnless(m.a == 5)
def test_2_NoEvalOnInit(self):
"Always Lazy 2: Does not evaluate during model init"
cells.reset()
ran_flag = False
def a_rule(self, prev):
ran_flag = True
return self.x + 2
class M(cells.Model):
x = cells.makecell(value=3)
a = cells.makecell(rule=a_rule, celltype=cells.AlwaysLazyCell)
m = M()
self.failIf(ran_flag)
self.failUnless(m.a == 5)
def setUp(self):
cells.reset()
self.a_ran = False
class MyModel(cells.Model):
x = cells.makecell(value=5)
@cells.fun2cell()
def a(modelself, prev):
self.a_ran = True
return modelself.x + modelself.offset
def __init__(self, *args, **kwargs):
self.offset = 1
cells.Model.__init__(self, *args, **kwargs)
self.M = MyModel
def setUp(self):
cells.reset()
self.a_ran = False
class MyModel(cells.Model):
x = cells.makecell(value=5)
@cells.fun2cell()
def a(modelself, prev):
self.a_ran = True
return modelself.x + modelself.offset
def __init__(self, *args, **kwargs):
self.offset = 1
cells.Model.__init__(self, *args, **kwargs)
self.M = MyModel
def setUp(self):
# h i j
# | | |
# v v v
# a --> b --> c
# | |
# \-- > x <---/
cells.reset()
self.runlog = []
self.x = cells.Cell(None, name="x", value=5)
def anon_rule(name, getfrom):
def rule(s, p):
self.runlog.append(name)
return getfrom.getvalue() + (p or 0)
return rule
self.c = cells.Cell(None, name="c", rule=anon_rule('c', self.x))
self.b = cells.Cell(None, name="b", rule=anon_rule('b', self.c))
def a_rule(s, p):
self.runlog.append("a")
return self.b.getvalue() + self.x.getvalue() + (p or 0)
self.a = cells.Cell(None, name="a", rule=a_rule)
self.h = cells.Cell(None, name="h", rule=anon_rule('h', self.a))
self.i = cells.Cell(None, name="i", rule=anon_rule('i', self.b))
self.j = cells.Cell(None, name="j", rule=anon_rule('j', self.c))
# build dependencies
self.h.getvalue()
self.i.getvalue()
self.j.getvalue()
self.runlog = []
# run an x.set(3) in the desired order:
self.x.propogation_list = lambda s, e: [self.a, self.c]
self.c.propogation_list = lambda s, e: [self.b, self.j]
self.b.propogation_list = lambda s, e: [self.a, self.i]
self.x.set(3)
def setUp(self):
# h i j
# | | |
# v v v
# a --> b --> c
# | |
# \-- > x <---/
cells.reset()
self.runlog = []
self.x = cells.Cell(None, name="x", value=5)
def anon_rule(name, getfrom):
def rule(s,p):
self.runlog.append(name)
return getfrom.getvalue() + (p or 0)
return rule
self.c = cells.Cell(None, name="c", rule=anon_rule('c', self.x))
self.b = cells.Cell(None, name="b", rule=anon_rule('b', self.c))
def a_rule(s,p):
self.runlog.append("a")
return self.b.getvalue() + self.x.getvalue() + (p or 0)
self.a = cells.Cell(None, name="a", rule=a_rule)
self.h = cells.Cell(None, name="h", rule=anon_rule('h', self.a))
self.i = cells.Cell(None, name="i", rule=anon_rule('i', self.b))
self.j = cells.Cell(None, name="j", rule=anon_rule('j', self.c))
# build dependencies
self.h.getvalue()
self.i.getvalue()
self.j.getvalue()
self.runlog = []
# run an x.set(3) in the desired order:
self.x.propogation_list = lambda s,e: [ self.a, self.c ]
self.c.propogation_list = lambda s,e: [ self.b, self.j ]
self.b.propogation_list = lambda s,e: [ self.a, self.i ]
self.x.set(3)
def setUp(self):
cells.reset()
self.observerlog = []
class MyModel(cells.Model):
x = cells.makecell(value=5)
a = cells.makecell(rule=lambda s,p: int(s.x) + s.offset)
offset = 2
# observes whole model
@MyModel.observer()
def model_obs(model):
self.observerlog.append("model")
# observes an input cell instance
@MyModel.observer(attrib="x")
def incell_obs(model):
self.observerlog.append("x")
# observes a rule cell instance
@MyModel.observer(attrib="a")
def rulecell_obs(model):
self.observerlog.append("a")
# observes a non-cell instance
@MyModel.observer(attrib="offset")
def noncell_obs(model):
self.observerlog.append("offset")
# observe an old value type
@MyModel.observer(oldvalue=lambda v: type(v) == type(1))
def oldval_obs(model):
self.observerlog.append("oldval")
# observe a new value type
@MyModel.observer(newvalue=lambda v: type(v) == type(1.0))
def newval_obs(model):
self.observerlog.append("newval")
self.M = MyModel
self.m = MyModel() # this will test the very basics
def setUp(self):
cells.reset()
self.observerlog = []
class MyModel(cells.Model):
x = cells.makecell(value=5)
a = cells.makecell(rule=lambda s, p: int(s.x) + s.offset)
offset = 2
# observes whole model
@MyModel.observer()
def model_obs(model):
self.observerlog.append("model")
# observes an input cell instance
@MyModel.observer(attrib="x")
def incell_obs(model):
self.observerlog.append("x")
# observes a rule cell instance
@MyModel.observer(attrib="a")
def rulecell_obs(model):
self.observerlog.append("a")
# observes a non-cell instance
@MyModel.observer(attrib="offset")
def noncell_obs(model):
self.observerlog.append("offset")
# observe an old value type
@MyModel.observer(oldvalue=lambda v: type(v) == type(1))
def oldval_obs(model):
self.observerlog.append("oldval")
# observe a new value type
@MyModel.observer(newvalue=lambda v: type(v) == type(1.0))
def newval_obs(model):
self.observerlog.append("newval")
self.M = MyModel
self.m = MyModel() # this will test the very basics
def setUp(self):
cells.reset()
self.x = cells.Cell(None, name="x", value=1)
self.b = cells.Cell(None, name="b", rule=lambda s,p: (p or 40) + 2)
self.a = cells.Cell(None, name="a",
rule=lambda s,p: self.b.getvalue() * self.x.getvalue())
def setUp(self):
cells.reset()
def test_1a_Nonsettability(self):
"Rule 1: Rule cells may not be set"
cells.reset()
x = cells.RuleCell(None, lambda s,p: 0, name="x")
self.failUnlessRaises(cells.RuleCellSetError, x.set, 5)
def setUp(self):
cells.reset()
self.x = cells.InputCell(None, 5, name="x")
def setUp(self):
cells.reset()
self.x = cells.DictCell(None, name="x")
def setUp(self):
cells.reset()
self.x = cells.InputCell(None, 5, name="x")
def test_1a_Nonsettability(self):
"Rule 1: Rule cells may not be set"
cells.reset()
x = cells.RuleCell(None, lambda s, p: 0, name="x")
self.failUnlessRaises(cells.RuleCellSetError, x.set, 5)
def setUp(self):
cells.reset()
self.x = cells.Cell(None, name="x", value=21)
def setUp(self):
cells.reset()
def setUp(self):
cells.reset()
self.x = cells.Cell(None, name="x", value=21)
def setUp(self):
cells.reset()
self.x = cells.DictCell(None, name="x")
