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# test_fact.py
"""revision $Id: test_fact.py 321 2006-10-10 16:22:00Z Franz $
TESTS:
Assert
BuildTemplate
BuildRule
FactList
StdoutStream
FactListChanged
InitialFact
LoadFactsFromString
RefreshAgenda
ReorderAgenda
Rule
Refresh
Fact:
Fact
Assert
Index
PPForm
CleanPPForm
Retract
Exists
Slots
AssignSlotDefaults
Next
ImpliedSlots
Template:
Name
Deletable
Module
InitialFact
NextFact
Template.Slots:
AllowedValues
Cardinality
HasDefault
DefaultValue
Exists
Range
Names
Types
IsSinglefield
IsMultifield
"""
class ctc_Fact(ctestcase):
"""test Fact objects"""
def ctf_Fact_01(self):
"""Testing: Assert, FactList, Fact.PPForm"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
e.Assert("(duck)")
li = e.FactList()
for f in li:
if str(f) == 'f-1':
self.assertEqual(f.PPForm().split(None, 1)[1], "(duck)")
def ctf_Fact_02(self):
"""Testing: Fact.Index, Fact.Exists, Fact.Retract"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
e.Assert("(duck)")
li = e.FactList()
for f in li:
if f.Index == 1:
f1 = f
self.assert_(f1.Exists)
f1.Retract()
self.assert_(not f1.Exists)
li = e.FactList()
self.assertEqual(len(li), 1)
def ctf_Fact_03(self):
"""Testing: FactListChanged"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
f = e.Assert("(duck)")
self.assert_(e.FactListChanged())
f.Retract()
self.assert_(e.FactListChanged())
def ctf_Fact_04(self):
"""Testing: InitialFact, Fact.Next, Fact.CleanPPForm"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
f = e.Assert("(duck)")
f1 = e.InitialFact()
f2 = f1.Next()
self.assertEqual(f2.CleanPPForm(), "(duck)")
def ctf_Fact_05(self):
"""Testing: LoadFactsFromString"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
f = e.LoadFactsFromString("(duck)(quack)")
f1 = e.InitialFact()
f2 = f1.Next()
f3 = f2.Next()
self.assertEqual(f3.CleanPPForm(), "(quack)")
def ctf_Fact_06(self):
"""Testing: Fact.ImpliedSlots"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
f = e.Assert("(duck 42)")
self.assertEqual(f.ImpliedSlots[0], 42)
def ctf_Fact_07(self):
"""Testing: Rule.Refresh"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
dr = e.BuildRule("dr", "(duck)", """
(bind ?fn (sym-cat q- (gensym*)))
(assert (quack ?fn))""")
e.Assert("(duck)")
self.assert_(e.Run())
self.assert_(not e.Run())
dr.Refresh()
self.assert_(e.Run())
self.assert_(not e.Run())
def ctf_Fact_08(self):
"""Testing: RefreshAgenda, ReorderAgenda"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
dr1 = e.BuildRule("dr1", "(duck)", "(assert (quack1))")
dr2 = e.BuildRule("dr2", "(duck)", "(assert (quack1))(assert (quack2))")
e.Assert("(duck)")
e.EngineConfig.Strategy = clips.COMPLEXITY_STRATEGY
e.RefreshAgenda()
a1 = e.InitialActivation()
e.EngineConfig.Strategy = clips.DEPTH_STRATEGY
e.ReorderAgenda()
a2 = e.InitialActivation()
self.assert_(a1.Name != a2.Name)
def ctf_Template_01(self):
"""Testing: BuildTemplate, BuildRule, Run, Fact, Fact.Slots, Fact.Assert"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", "(slot s1) (slot s2)", "test template")
r1 = e.BuildRule("test-rule", """
?f <- (t1 (s1 ?a) (s2 ?b))
(test (eq ?a ?b))
""", """
(retract ?f)
(assert (it-works))
""", "arises on two equal slots")
f1 = e.Fact(t1)
f1.Slots['s1'] = clips.String("test1")
f1.Slots['s2'] = clips.String("test1")
f1.Assert()
e.Run()
w0 = e.FactList()
fs = w0[-1].CleanPPForm()
self.assertEqual(fs, "(it-works)")
def ctf_Template_02(self):
"""Testing: Fact.AssignSlotDefaults, Template.Module"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s1 (default 1))
(slot s2 (default 1))
""", "test template")
self.assertEqual(t1.Module, "MAIN")
r1 = e.BuildRule("test-rule", """
?f <- (t1 (s1 ?a) (s2 ?b))
(test (eq ?a ?b))
""", """
(retract ?f)
(assert (it-works))
""", "arises on two equal slots")
f1 = e.Fact(t1)
f1.AssignSlotDefaults()
self.assertEqual(int(f1.Slots['s1']), int(f1.Slots['s2']))
self.assertEqual(int(f1.Slots['s1']), 1)
f1.Assert()
e.Run()
w0 = e.FactList()
fs = w0[-1].CleanPPForm()
self.assertEqual(fs, "(it-works)")
def ctf_Template_03(self):
"""Testing: Template.Name, Template.Deletable, StdoutStream.Read"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s1 (default 1))
(slot s2 (default 1))
""", "test template")
self.assert_(t1.Deletable)
r1 = e.BuildRule("test-rule", """
?f <- (t1 (s1 ?a) (s2 ?b))
(test (eq ?a ?b))
""", """
(retract ?f)
(printout t (+ ?a ?b))
""", "arises on two equal slots")
self.assert_(not t1.Deletable)
self.assertEqual(t1.Name, "t1")
f1 = e.Fact(t1)
f1.AssignSlotDefaults()
f1.Assert()
clips.StdoutStream.Read()
e.Run()
i = int(clips.StdoutStream.Read())
self.assertEqual(i, 2)
def ctf_Template_04(self):
"""Testing: Template.InitialFact, Template.NextFact"""
if clips.CLIPS_VERSION < "6.23":
sys.stderr.write("SKIPPED ")
return
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s1 (default 1))
(slot s2 (default 1))
""", "test template")
f1 = e.Fact(t1)
f1.AssignSlotDefaults()
f1.Assert()
f2 = e.Fact(t1)
f2.Slots['s1'] = 2
f2.Slots['s2'] = 2
f2.Assert()
ff1 = t1.InitialFact()
self.assertEqual(ff1.Slots['s1'], 1)
self.assertEqual(ff1.Slots['s2'], 1)
ff2 = t1.NextFact(ff1)
self.assertEqual(ff2.Slots['s1'], 2)
self.assertEqual(ff2.Slots['s2'], 2)
def ctf_Template_05(self):
"""Testing: Template.Slots.AllowedValues, Template.Slots.Cardinality"""
if clips.CLIPS_VERSION < "6.24":
sys.stderr.write("SKIPPED ")
return
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s1)
(slot s2 (allowed-integers 42 13)
(allowed-symbols foo)
)
(multislot s3 (cardinality ?VARIABLE 42))
""", "test template")
c = t1.Slots.Cardinality("s3")
self.assert_(not t1.Slots.AllowedValues("s1"))
self.assertEqual(len(t1.Slots.AllowedValues("s2")), 3)
self.assertEqual(c[0], 0)
self.assertEqual(c[1], 42)
def ctf_Template_06(self):
"""Testing: Template.Slots.HasDefault, Template.Slots.DefaultValue"""
if clips.CLIPS_VERSION < "6.24":
sys.stderr.write("SKIPPED ")
return
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s0)
(slot s1 (default ?NONE))
(slot s2 (default 42))
(slot s3 (default-dynamic (gensym)))
""", "test template")
self.assertEqual(t1.Slots.HasDefault("s0"), clips.STATIC_DEFAULT)
self.assertEqual(t1.Slots.HasDefault("s1"), clips.NO_DEFAULT)
self.assertEqual(t1.Slots.HasDefault("s2"), clips.STATIC_DEFAULT)
self.assertEqual(t1.Slots.DefaultValue("s2"), 42)
self.assertEqual(t1.Slots.HasDefault("s3"), clips.DYNAMIC_DEFAULT)
def ctf_Template_07(self):
"""Testing: Template.Slots.Exists, Template.Slots.Range"""
if clips.CLIPS_VERSION < "6.24":
sys.stderr.write("SKIPPED ")
return
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s0)
(slot s1 (type SYMBOL))
(slot s2 (range 13 42))
""", "test template")
self.assert_(t1.Slots.Exists("s0"))
self.assert_(t1.Slots.Exists("s1"))
self.assert_(t1.Slots.Exists("s2"))
self.assert_(not t1.Slots.Exists("s3"))
rs0 = t1.Slots.Range("s0")
self.assertEqual(rs0[0], '-oo')
self.assertEqual(rs0[1], '+oo')
self.assert_(not t1.Slots.Range("s1"))
rs2 = t1.Slots.Range("s2")
self.assertEqual(rs2[0], 13)
self.assertEqual(rs2[1], 42)
def ctf_Template_08(self):
"""Testing: Template.Slots.Names, Template.Slots.Types"""
if clips.CLIPS_VERSION < "6.24":
sys.stderr.write("SKIPPED ")
return
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s0)
(slot s1 (type LEXEME))
(slot s2 (type INTEGER))
""", "test template")
n = map(str, t1.Slots.Names())
self.assert_('s0' in n)
self.assert_('s1' in n)
self.assert_('s2' in n)
self.assert_('s3' not in n)
t = map(str, t1.Slots.Types("s1"))
self.assert_('STRING' in t)
self.assert_('SYMBOL' in t)
self.assert_('INTEGER' not in t)
t = map(str, t1.Slots.Types("s2"))
self.assert_('SYMBOL' not in t)
self.assert_('INTEGER' in t)
def ctf_Template_09(self):
"""Testing: Template.Slots.IsSinglefield, Template.Slots.IsMultifield"""
if clips.CLIPS_VERSION < "6.24":
sys.stderr.write("SKIPPED ")
return
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s1)
(multislot s2)
""", "test template")
self.assert_(t1.Slots.IsSinglefield('s1'))
self.assert_(not t1.Slots.IsMultifield('s1'))
self.assert_(not t1.Slots.IsSinglefield('s2'))
self.assert_(t1.Slots.IsMultifield('s2'))
def ctf_Template_10(self):
"""Testing: Template Facts coherence between assertions"""
for x in self.envdict.keys():
e = self.envdict[x]
e.Clear()
e.Reset()
t1 = e.BuildTemplate(
"t1", """
(slot s1)
""", "test template")
f11 = t1.BuildFact()
f11.Slots['s1'] = clips.Symbol("sym13")
f12 = t1.BuildFact()
f12.Slots['s1'] = clips.Symbol("sym42")
f11.Assert()
self.assertEqual(f11.Slots['s1'], clips.Symbol("sym13"))
self.assertEqual(f12.Slots['s1'], clips.Symbol("sym42"))
# end.
|
