Ejemplo n.º 1
0
class AtomSpaceTest(TestCase):
    def setUp(self):
        self.space = AtomSpace()
        initialize_opencog(self.space)

    def tearDown(self):
        finalize_opencog()
        del self.space

    def test_add_node(self):

        # Test long form atomspace node addition.

        # Test node add
        self.space.add_node(types.Node, "node")

        # Test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test",
                          0, True)
        # Test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode",
                          "test", TruthValue(0.5, 0.8))

        # From here on out we'll use the more compact type constructors
        a1 = Node("test")
        self.assertTrue(a1)
        # duplicates resolve to same atom
        a2 = Node("test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # Test adding with a truthvalue
        a3 = Node("test_w_tv").truth_value(0.5, 0.8)
        self.assertEquals(self.space.size(), 3)

    def test_add_link(self):
        n1 = Node("test1")
        n2 = Node("test2")
        l1 = Link(n1, n2)
        self.assertTrue(l1 is not None)
        l2 = Link(n1, n2)
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = Node("test3")
        l3 = Link(n1, n3).truth_value(0.5, 0.8)
        self.assertTrue(l3 is not None)

        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        a1 = Node("test1")
        # check with Atom object
        self.assertTrue(self.space.is_valid(a1))
        # check with raw UUID
        self.assertTrue(self.space.is_valid(a1.value()))
        # check with bad UUID
        self.assertFalse(self.space.is_valid(2919))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 0.8)
        self.assertEqual(tv.mean, 0.5)
        self.assertAlmostEqual(tv.confidence, 0.8, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.800000)")

        # check equality
        tv2 = TruthValue(0.5, 0.8)
        tv3 = TruthValue(0.6, 0.8)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

        # check truth_value function of atom
        atom = Node("atom with tv")
        default_tv = atom.tv
        atom.truth_value(0.75, 0.9)
        new_tv = atom.tv
        self.assertFalse(new_tv == default_tv)
        self.assertEqual(new_tv.mean, 0.75)
        self.assertAlmostEqual(new_tv.confidence, 0.9, places=4)

    def test_attention_value(self):
        node = Node("test")

        # check values come back as assigned
        node.sti = 1
        node.lti = 2
        node.vlti = 3
        assert node.sti == 1
        assert node.lti == 2
        assert node.vlti == 3

        # Check increment and decrement for vlti
        node.decrement_vlti()
        assert node.vlti == 2
        node.increment_vlti()
        assert node.vlti == 3

        # Check dictionary setting and getting of av property.
        node.av = {"sti": 4, "lti": 5, "vlti": 6}
        assert node.sti == 4
        assert node.lti == 5
        assert node.vlti == 6
        assert node.av == {"sti": 4, "lti": 5, "vlti": 6}

    def test_get_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 in result)
        self.assertTrue(a3 in result)

        # links
        l1 = InheritanceLink(a1, a2)
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 not in result)
        self.assertTrue(a3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_av(self):
        a1 = ConceptNode("test1")
        a2 = ConceptNode("test2")
        a3 = InheritanceLink(a1, a2)
        a4 = ConceptNode("test4")
        a5 = ConceptNode("test5")

        a1.sti = 10
        a2.sti = 5
        a3.sti = 4
        a4.sti = 1

        result = self.space.get_atoms_by_av(4, 10)
        assert len(result) == 3
        assert set(result) == set([a1, a2, a3])
        assert a4 not in result

        result = self.space.get_atoms_in_attentional_focus()
        assert len(result) == 4
        assert set(result) == set([a1, a2, a3, a4])

    def test_incoming_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test no incoming Node for a1
        result = a1.incoming_by_type(types.Node)
        self.assertTrue(a1 not in result)

        # now check links
        l1 = InheritanceLink(a1, a2)
        result = a1.incoming_by_type(types.Link)
        self.assertTrue(l1 in result)
        result = a2.incoming_by_type(types.Link)
        self.assertTrue(l1 in result)
        result = a3.incoming_by_type(types.Link)
        self.assertTrue(l1 not in result)

    def test_include_incoming_outgoing(self):
        frog = ConceptNode("Frog")
        thing = ConceptNode("Thing")
        animal = ConceptNode("Animal")
        ConceptNode("SeparateThing")
        InheritanceLink(frog, animal)
        InheritanceLink(animal, thing)

        assert len(self.space.include_incoming([ConceptNode("Frog")])) == 2
        assert len(
            self.space.include_outgoing(
                self.space.include_incoming([ConceptNode("Frog")]))) == 3
        assert len(
            self.space.include_incoming(
                self.space.get_atoms_by_type(types.ConceptNode))) == 6
        assert len(
            self.space.include_outgoing(
                self.space.get_atoms_by_type(types.InheritanceLink))) == 5

    def test_remove(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.space.remove(a1)
        self.assertTrue(a1 not in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        l = SimilarityLink(a2, a3)
        self.space.remove(a2, True)  # won't remove it unless recursive is True
        self.assertTrue(a2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(len(self.space), 0)

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0)
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.assertEquals(len(self.space), 3)

    def test_get_predicates(self):
        dog = ConceptNode("dog")
        mammal = ConceptNode("mammal")
        canine = ConceptNode("canine")
        animal = ConceptNode("animal")
        dog_mammal = ListLink(dog, mammal)
        dog_canine = ListLink(dog, canine)
        dog_animal = ListLink(dog, animal)
        isA = PredicateNode("IsA")
        dogIsAMammal = EvaluationLink(isA, dog_mammal)
        dogIsACanine = EvaluationLink(isA, dog_canine)
        dogIsAAnimal = EvaluationLink(isA, dog_animal)

        dog_predicates = self.space.get_predicates(dog)
        self.assertEquals(len(dog_predicates), 3)

        count = 0
        for dogIs in self.space.xget_predicates(dog):
            count += 1
        self.assertEquals(count, 3)

    def test_get_predicates_for(self):
        dog = ConceptNode("dog")
        mammal = ConceptNode("mammal")
        canine = ConceptNode("canine")
        animal = ConceptNode("animal")
        dog_mammal = ListLink(dog, mammal)
        dog_canine = ListLink(dog, canine)
        dog_animal = ListLink(dog, animal)
        isA = PredicateNode("IsA")
        dogIsAMammal = EvaluationLink(isA, dog_mammal)
        dogIsACanine = EvaluationLink(isA, dog_canine)
        dogIsAAnimal = EvaluationLink(isA, dog_animal)

        human = ConceptNode("human")
        dog_human = ListLink(dog, human)
        loves = PredicateNode("loves")
        dogLovesHumans = EvaluationLink(loves, dog_human)

        dog_predicates = self.space.get_predicates_for(dog, isA)
        self.assertEquals(len(dog_predicates), 3)

        dog_predicates = self.space.get_predicates_for(dog, loves)
        self.assertEquals(len(dog_predicates), 1)

        count = 0
        for dogIsA in self.space.xget_predicates_for(dog, isA):
            count += 1
        self.assertEquals(count, 3)

        count = 0
        for dogLoves in self.space.xget_predicates_for(dog, loves):
            count += 1
        self.assertEquals(count, 1)
Ejemplo n.º 2
0
class AtomSpaceTest(TestCase):

    def setUp(self):
        self.space = AtomSpace()

    def tearDown(self):
        del self.space

    def test_add_node(self):

        a1 = self.space.add_node(types.Node, "test")
        self.assertTrue(a1)
        # duplicates resolve to same handle
        a2 = self.space.add_node(types.Node, "test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        # self.assertRaises(RuntimeError, self.space.add_node(types.Link, "test"))
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # test adding with a truthvalue
        a3 = self.space.add_node(types.Node, "test_w_tv", TruthValue(0.5, 100))
        self.assertEquals(self.space.size(), 2)

        # test adding with prefixed node
        a1 = self.space.add_node(types.Node, "test", prefixed=True)
        a2 = self.space.add_node(types.Node, "test", prefixed=True)
        self.assertNotEqual(a1, a2)
        self.assertEquals(self.space.size(), 4)

        a3 = self.space.add_node(types.Node, "test", TruthValue(0.5, 100), prefixed=True)
        self.assertNotEqual(a1, a3)
        self.assertEquals(self.space.size(), 5)

        # tests with bad parameters
        # test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test", 0, True)
        # test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode", "test", TruthValue(0.5, 100))

    def test_add_link(self):
        n1 = self.space.add_node(types.Node, "test1")
        n2 = self.space.add_node(types.Node, "test2")
        l1 = self.space.add_link(types.Link, [n1, n2])
        self.assertTrue(l1 is not None)
        l2 = self.space.add_link(types.Link, [n1, n2])
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = self.space.add_node(types.Node, "test3")
        l3 = self.space.add_link(types.Link, [n1, n3], TruthValue(0.5, 100))
        self.assertTrue(l3 is not None)
        # Test with a handle instead of atom
        l4 = self.space.add_link(types.Link, [n2.h, n3], TruthValue(0.5, 100))
        self.assertTrue(l4 is not None)

        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        h1 = self.space.add_node(types.Node, "test1")
        # check with Handle object
        self.assertTrue(self.space.is_valid(h1.h))
        # check with raw UUID
        self.assertTrue(self.space.is_valid(h1.h.value()))
        # check with bad UUID
        self.assertFalse(self.space.is_valid(2919))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 100)
        self.assertEqual(tv.mean, 0.5)
        self.assertEqual(tv.count, 100)
        # test confidence
        self.assertAlmostEqual(tv.confidence, 0.1111, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.111111)")

        # check equality
        tv2 = TruthValue(0.5, 100)
        tv3 = TruthValue(0.6, 100)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

    def test_get_by_name_and_type(self):
        n1 = self.space.add_node(types.Node, "test")
        n2 = self.space.add_node(types.ConceptNode, "test")
        n3 = self.space.add_node(types.PredicateNode, "test")

        # test recursive subtypes
        result = self.space.get_atoms_by_name(types.Node, "test")
        self.assertTrue(n1 in result)
        self.assertTrue(n2 in result)
        self.assertTrue(n3 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_name(types.Node, "test", subtype=False)
        self.assertTrue(n1 in result)
        self.assertTrue(n2 not in result)
        self.assertTrue(n3 not in result)

        # test empty
        result = self.space.get_atoms_by_name(types.AnchorNode, "test", subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_type(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 in result)
        self.assertTrue(h3 in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1, h2])
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)
        
        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 not in result)
        self.assertTrue(h3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_av(self):
        h1 = self.space.add_node(types.ConceptNode, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_link(types.InheritanceLink, [h1, h2])
        h4 = self.space.add_node(types.ConceptNode, "test4")
        h5 = self.space.add_node(types.ConceptNode, "test5")

        self.space.set_av(h=h1.h, sti=10)
        self.space.set_av(h=h2.h, sti=5)
        self.space.set_av(h=h3.h, sti=4)
        self.space.set_av(h=h4.h, sti=1)

        result = self.space.get_atoms_by_av(4, 10)
        assert len(result) == 3
        assert set(result) == set([h1, h2, h3])
        assert h4 not in result

        result = self.space.get_atoms_in_attentional_focus()
        assert len(result) == 4
        assert set(result) == set([h1, h2, h3, h4])

    def test_get_by_target_type(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_type(types.Node, types.Node)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1.h, h2.h])
        result = self.space.get_atoms_by_target_type(types.Link, types.ConceptNode, target_subtype=False)
        self.assertTrue(l1 in result)
        
        # test recursive target subtype
        result = self.space.get_atoms_by_target_type(types.Link, types.Node, target_subtype=True)
        self.assertTrue(l1 in result)

    def test_get_by_target_atom(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_atom(types.Node, h1)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1, h2])
        result = self.space.get_atoms_by_target_atom(types.Link, h1)
        self.assertTrue(l1 in result)
        result = self.space.get_atoms_by_target_atom(types.Link, h3)
        self.assertTrue(l1 not in result)

    def test_include_incoming_outgoing(self):
        frog = self.space.add_node(types.ConceptNode, "Frog")
        thing = self.space.add_node(types.ConceptNode, "Thing")
        animal = self.space.add_node(types.ConceptNode, "Animal")
        self.space.add_node(types.ConceptNode, "SeparateThing")
        self.space.add_link(types.InheritanceLink, [frog, animal])
        self.space.add_link(types.InheritanceLink, [animal, thing])

        assert len(self.space.include_incoming(self.space.get_atoms_by_name(types.ConceptNode, "Frog"))) == 2
        assert len(self.space.include_incoming(self.space.get_atoms_by_type(types.ConceptNode))) == 6
        assert len(self.space.include_outgoing(self.space.get_atoms_by_type(types.InheritanceLink))) == 5
        assert len(self.space.include_outgoing(
            self.space.include_incoming(self.space.get_atoms_by_name(types.ConceptNode, "Frog")))) == 3

    def test_remove(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        self.assertTrue(h1 in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        self.space.remove(h1)
        self.assertTrue(h1 not in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        l = self.space.add_link(types.SimilarityLink, [h2, h3])
        self.space.remove(h2, True) # won't remove it unless recursive is True
        self.assertTrue(h2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0) 
        self.assertEquals(self.space.size(), 0) 
        self.assertEquals(len(self.space), 0) 

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0) 
        h = Handle(100)
        self.assertRaises(KeyError, self.space.__getitem__, "blah")
        self.assertRaises(IndexError, self.space.__getitem__, h)
        a1 = self.space.add_node(types.Node, "test1")
        a2 = self.space.add_node(types.ConceptNode, "test2")
        a3 = self.space.add_node(types.PredicateNode, "test3")
        h1 = a1.h
        h2 = a2.h
        self.assertEquals(a1, self.space[h1])

        self.assertTrue(h1 in self.space)
        self.assertTrue(a1 in self.space)
        self.assertTrue(h2 in self.space)

        self.assertTrue(len(self.space), 3)
Ejemplo n.º 3
0
class AtomSpaceTest(TestCase):

    def setUp(self):
        self.space = AtomSpace()
        initialize_opencog(self.space)

    def tearDown(self):
        finalize_opencog()
        del self.space

    def test_add_node(self):

        # Test long form atomspace node addition.

        # Test node add
        self.space.add_node(types.Node, "node" )

        # Test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test", 
                0, True)
        # Test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode", "test", 
                TruthValue(0.5, 0.8))

        # From here on out we'll use the more compact type constructors
        a1 = Node("test")
        self.assertTrue(a1)
        # duplicates resolve to same atom
        a2 = Node("test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # Test adding with a truthvalue
        a3 = Node("test_w_tv").truth_value(0.5, 0.8)
        self.assertEquals(self.space.size(), 3)

    def test_add_link(self):
        n1 = Node("test1")
        n2 = Node("test2")
        l1 = Link(n1, n2)
        self.assertTrue(l1 is not None)
        l2 = Link(n1, n2)
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = Node("test3")
        l3 = Link(n1, n3).truth_value(0.5, 0.8)
        self.assertTrue(l3 is not None)
        
        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        a1 = Node("test1")
        # check with Atom object
        self.assertTrue(self.space.is_valid(a1))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 0.8)
        self.assertEqual(tv.mean, 0.5)
        self.assertAlmostEqual(tv.confidence, 0.8, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.800000)")

        # check equality
        tv2 = TruthValue(0.5, 0.8)
        tv3 = TruthValue(0.6, 0.8)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

        # check truth_value function of atom
        atom = Node("atom with tv")
        default_tv = atom.tv
        atom.truth_value(0.75, 0.9)
        new_tv = atom.tv
        self.assertFalse(new_tv == default_tv)
        self.assertEqual(new_tv.mean, 0.75)
        self.assertAlmostEqual(new_tv.confidence, 0.9, places=4)

    def test_attention_value(self):
        node = Node("test")

        # check values come back as assigned
        node.sti = 1
        node.lti = 2
        node.vlti = 3
        assert node.sti == 1
        assert node.lti == 2
        assert node.vlti == 3

        # Check increment and decrement for vlti
        node.decrement_vlti()
        assert node.vlti == 2
        node.increment_vlti()
        assert node.vlti == 3

        # Check dictionary setting and getting of av property.
        node.av = {"sti": 4, "lti": 5, "vlti": 6}
        assert node.sti == 4
        assert node.lti == 5
        assert node.vlti == 6
        assert node.av == {"sti": 4, "lti": 5, "vlti": 6}

    def test_get_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 in result)
        self.assertTrue(a3 in result)

        # links
        l1 = InheritanceLink(a1, a2)
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)
        
        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 not in result)
        self.assertTrue(a3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_av(self):
        a1 = ConceptNode("test1")
        a2 = ConceptNode("test2")
        a3 = InheritanceLink(a1, a2)
        a4 = ConceptNode("test4")
        a5 = ConceptNode("test5")

        a1.sti = 10
        a2.sti = 5
        a3.sti = 4
        a4.sti = 1

        #ImportanceIndex is Asynchronus give it some time
        sleep(1)

        result = self.space.get_atoms_by_av(4, 10)
        print "The atoms-by-av result is ", result
        assert len(result) == 3
        assert set(result) == set([a1, a2, a3])
        assert a4 not in result

        result = self.space.get_atoms_in_attentional_focus()
        assert len(result) == 4
        assert set(result) == set([a1, a2, a3, a4])

    def test_incoming_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test no incoming Node for a1
        result = a1.incoming_by_type(types.Node)
        self.assertTrue(a1 not in result)

        # now check links
        l1 = InheritanceLink(a1, a2)
        result = a1.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 in result)
        result = a2.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 in result)
        result = a3.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 not in result)

    def test_include_incoming_outgoing(self):
        frog = ConceptNode("Frog")
        thing = ConceptNode("Thing")
        animal = ConceptNode("Animal")
        ConceptNode("SeparateThing")
        InheritanceLink(frog, animal)
        InheritanceLink(animal, thing)

        assert len(self.space.include_incoming([ConceptNode("Frog")])) == 2
        assert len(self.space.include_outgoing(self.space.include_incoming([ConceptNode("Frog")]))) == 3
        assert len(self.space.include_incoming(self.space.get_atoms_by_type(types.ConceptNode))) == 6
        assert len(self.space.include_outgoing(self.space.get_atoms_by_type(types.InheritanceLink))) == 5

    def test_remove(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.space.remove(a1)
        self.assertTrue(a1 not in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        l = SimilarityLink(a2, a3)
        self.space.remove(a2, True) # won't remove it unless recursive is True
        self.assertTrue(a2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0) 
        self.assertEquals(len(self.space), 0) 

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0) 
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")
        
        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.assertEquals(len(self.space), 3)

    def test_get_predicates(self):
        dog = ConceptNode("dog")
        mammal = ConceptNode("mammal")
        canine = ConceptNode("canine")
        animal = ConceptNode("animal")
        dog_mammal = ListLink(dog, mammal)
        dog_canine = ListLink(dog, canine)
        dog_animal = ListLink(dog, animal)
        isA = PredicateNode("IsA")
        dogIsAMammal = EvaluationLink(isA, dog_mammal)
        dogIsACanine = EvaluationLink(isA, dog_canine)
        dogIsAAnimal = EvaluationLink(isA, dog_animal)

        dog_predicates = self.space.get_predicates(dog)
        self.assertEquals(len(dog_predicates), 3)

        count = 0
        for dogIs in self.space.xget_predicates(dog):
            count += 1
        self.assertEquals(count, 3)

    def test_get_predicates_for(self):
        dog = ConceptNode("dog")
        mammal = ConceptNode("mammal")
        canine = ConceptNode("canine")
        animal = ConceptNode("animal")
        dog_mammal = ListLink(dog, mammal)
        dog_canine = ListLink(dog, canine)
        dog_animal = ListLink(dog, animal)
        isA = PredicateNode("IsA")
        dogIsAMammal = EvaluationLink(isA, dog_mammal)
        dogIsACanine = EvaluationLink(isA, dog_canine)
        dogIsAAnimal = EvaluationLink(isA, dog_animal)

        human = ConceptNode("human")
        dog_human = ListLink(dog, human)
        loves = PredicateNode("loves")
        dogLovesHumans = EvaluationLink(loves, dog_human)

        dog_predicates = self.space.get_predicates_for(dog, isA)
        self.assertEquals(len(dog_predicates), 3)

        dog_predicates = self.space.get_predicates_for(dog, loves)
        self.assertEquals(len(dog_predicates), 1)

        count = 0
        for dogIsA in self.space.xget_predicates_for(dog, isA):
            count += 1
        self.assertEquals(count, 3)

        count = 0
        for dogLoves in self.space.xget_predicates_for(dog, loves):
            count += 1
        self.assertEquals(count, 1)
Ejemplo n.º 4
0
class AtomSpaceTest(TestCase):
    def setUp(self):
        self.space = AtomSpace()

    def tearDown(self):
        del self.space

    def test_add_node(self):

        a1 = self.space.add_node(types.Node, "test")
        self.assertTrue(a1)
        # duplicates resolve to same handle
        a2 = self.space.add_node(types.Node, "test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        # self.assertRaises(RuntimeError, self.space.add_node(types.Link, "test"))
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # test adding with a truthvalue
        a3 = self.space.add_node(types.Node, "test_w_tv", TruthValue(0.5, 100))
        self.assertEquals(self.space.size(), 2)

        ### FIXME TODO -- re-enable this test after the prefixing code is
        ###
        ### # test adding with prefixed node
        ### a1 = self.space.add_node(types.Node, "test", prefixed=True)
        ### a2 = self.space.add_node(types.Node, "test", prefixed=True)
        ### self.assertNotEqual(a1, a2)
        ### self.assertEquals(self.space.size(), 4)
        ###
        ### a3 = self.space.add_node(types.Node, "test", TruthValue(0.5, 100), prefixed=True)
        ### self.assertNotEqual(a1, a3)
        ### self.assertEquals(self.space.size(), 5)

        # tests with bad parameters
        # test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test",
                          0, True)
        # test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode",
                          "test", TruthValue(0.5, 100))

    def test_add_link(self):
        n1 = self.space.add_node(types.Node, "test1")
        n2 = self.space.add_node(types.Node, "test2")
        l1 = self.space.add_link(types.Link, [n1, n2])
        self.assertTrue(l1 is not None)
        l2 = self.space.add_link(types.Link, [n1, n2])
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = self.space.add_node(types.Node, "test3")
        l3 = self.space.add_link(types.Link, [n1, n3], TruthValue(0.5, 100))
        self.assertTrue(l3 is not None)
        # Test with a handle instead of atom
        l4 = self.space.add_link(types.Link, [n2.h, n3], TruthValue(0.5, 100))
        self.assertTrue(l4 is not None)

        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        h1 = self.space.add_node(types.Node, "test1")
        # check with Handle object
        self.assertTrue(self.space.is_valid(h1.h))
        # check with raw UUID
        self.assertTrue(self.space.is_valid(h1.h.value()))
        # check with bad UUID
        self.assertFalse(self.space.is_valid(2919))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 100)
        self.assertEqual(tv.mean, 0.5)
        self.assertEqual(tv.count, 100)
        # test confidence
        self.assertAlmostEqual(tv.confidence, 0.1111, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.111111)")

        # check equality
        tv2 = TruthValue(0.5, 100)
        tv3 = TruthValue(0.6, 100)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

    def test_get_by_name_and_type(self):
        n1 = self.space.add_node(types.Node, "test")
        n2 = self.space.add_node(types.ConceptNode, "test")
        n3 = self.space.add_node(types.PredicateNode, "test")

        # test recursive subtypes
        result = self.space.get_atoms_by_name(types.Node, "test")
        self.assertTrue(n1 in result)
        self.assertTrue(n2 in result)
        self.assertTrue(n3 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_name(types.Node,
                                              "test",
                                              subtype=False)
        self.assertTrue(n1 in result)
        self.assertTrue(n2 not in result)
        self.assertTrue(n3 not in result)

        # test empty
        result = self.space.get_atoms_by_name(types.AnchorNode,
                                              "test",
                                              subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_type(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 in result)
        self.assertTrue(h3 in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1, h2])
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 not in result)
        self.assertTrue(h3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_av(self):
        h1 = self.space.add_node(types.ConceptNode, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_link(types.InheritanceLink, [h1, h2])
        h4 = self.space.add_node(types.ConceptNode, "test4")
        h5 = self.space.add_node(types.ConceptNode, "test5")

        self.space.set_av(h=h1.h, sti=10)
        self.space.set_av(h=h2.h, sti=5)
        self.space.set_av(h=h3.h, sti=4)
        self.space.set_av(h=h4.h, sti=1)

        result = self.space.get_atoms_by_av(4, 10)
        assert len(result) == 3
        assert set(result) == set([h1, h2, h3])
        assert h4 not in result

        result = self.space.get_atoms_in_attentional_focus()
        assert len(result) == 4
        assert set(result) == set([h1, h2, h3, h4])

    def test_get_by_target_atom(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_atom(types.Node, h1)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1, h2])
        result = self.space.get_atoms_by_target_atom(types.Link, h1)
        self.assertTrue(l1 in result)
        result = self.space.get_atoms_by_target_atom(types.Link, h3)
        self.assertTrue(l1 not in result)

    def test_include_incoming_outgoing(self):
        frog = self.space.add_node(types.ConceptNode, "Frog")
        thing = self.space.add_node(types.ConceptNode, "Thing")
        animal = self.space.add_node(types.ConceptNode, "Animal")
        self.space.add_node(types.ConceptNode, "SeparateThing")
        self.space.add_link(types.InheritanceLink, [frog, animal])
        self.space.add_link(types.InheritanceLink, [animal, thing])

        assert len(
            self.space.include_incoming(
                self.space.get_atoms_by_name(types.ConceptNode, "Frog"))) == 2
        assert len(
            self.space.include_incoming(
                self.space.get_atoms_by_type(types.ConceptNode))) == 6
        assert len(
            self.space.include_outgoing(
                self.space.get_atoms_by_type(types.InheritanceLink))) == 5
        assert len(
            self.space.include_outgoing(
                self.space.include_incoming(
                    self.space.get_atoms_by_name(types.ConceptNode,
                                                 "Frog")))) == 3

    def test_remove(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        self.assertTrue(h1 in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        self.space.remove(h1)
        self.assertTrue(h1 not in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        l = self.space.add_link(types.SimilarityLink, [h2, h3])
        self.space.remove(h2, True)  # won't remove it unless recursive is True
        self.assertTrue(h2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(len(self.space), 0)

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0)
        h = Handle(100)
        self.assertRaises(KeyError, self.space.__getitem__, "blah")
        self.assertRaises(IndexError, self.space.__getitem__, h)
        a1 = self.space.add_node(types.Node, "test1")
        a2 = self.space.add_node(types.ConceptNode, "test2")
        a3 = self.space.add_node(types.PredicateNode, "test3")
        h1 = a1.h
        h2 = a2.h
        self.assertEquals(a1, self.space[h1])

        self.assertTrue(h1 in self.space)
        self.assertTrue(a1 in self.space)
        self.assertTrue(h2 in self.space)

        self.assertEquals(len(self.space), 3)

    def test_get_predicates(self):
        dog = self.space.add_node(types.ConceptNode, "dog")
        mammal = self.space.add_node(types.ConceptNode, "mammal")
        canine = self.space.add_node(types.ConceptNode, "canine")
        animal = self.space.add_node(types.ConceptNode, "animal")
        dog_mammal = self.space.add_link(types.ListLink, [dog, mammal])
        dog_canine = self.space.add_link(types.ListLink, [dog, canine])
        dog_animal = self.space.add_link(types.ListLink, [dog, animal])
        isA = self.space.add_node(types.PredicateNode, "IsA")
        dogIsAMammal = self.space.add_link(types.EvaluationLink,
                                           [isA, dog_mammal])
        dogIsACanine = self.space.add_link(types.EvaluationLink,
                                           [isA, dog_canine])
        dogIsAAnimal = self.space.add_link(types.EvaluationLink,
                                           [isA, dog_animal])

        dog_predicates = self.space.get_predicates(dog)
        self.assertEquals(len(dog_predicates), 3)

        count = 0
        for dogIs in self.space.xget_predicates(dog):
            count += 1
        self.assertEquals(count, 3)

    def test_get_predicates_for(self):
        dog = self.space.add_node(types.ConceptNode, "dog")
        mammal = self.space.add_node(types.ConceptNode, "mammal")
        canine = self.space.add_node(types.ConceptNode, "canine")
        animal = self.space.add_node(types.ConceptNode, "animal")
        dog_mammal = self.space.add_link(types.ListLink, [dog, mammal])
        dog_canine = self.space.add_link(types.ListLink, [dog, canine])
        dog_animal = self.space.add_link(types.ListLink, [dog, animal])
        isA = self.space.add_node(types.PredicateNode, "IsA")
        dogIsAMammal = self.space.add_link(types.EvaluationLink,
                                           [isA, dog_mammal])
        dogIsACanine = self.space.add_link(types.EvaluationLink,
                                           [isA, dog_canine])
        dogIsAAnimal = self.space.add_link(types.EvaluationLink,
                                           [isA, dog_animal])

        human = self.space.add_node(types.ConceptNode, "human")
        dog_human = self.space.add_link(types.ListLink, [dog, human])
        loves = self.space.add_node(types.PredicateNode, "loves")
        dogLovesHumans = self.space.add_link(types.EvaluationLink,
                                             [loves, dog_human])

        dog_predicates = self.space.get_predicates_for(dog, isA)
        self.assertEquals(len(dog_predicates), 3)

        dog_predicates = self.space.get_predicates_for(dog, loves)
        self.assertEquals(len(dog_predicates), 1)

        count = 0
        for dogIsA in self.space.xget_predicates_for(dog, isA):
            count += 1
        self.assertEquals(count, 3)

        count = 0
        for dogLoves in self.space.xget_predicates_for(dog, loves):
            count += 1
        self.assertEquals(count, 1)
Ejemplo n.º 5
0
class AtomSpaceTest(TestCase):

    def setUp(self):
        self.space = AtomSpace()
        initialize_opencog(self.space)

    def tearDown(self):
        finalize_opencog()
        del self.space

    def test_add_node(self):

        # Test long form atomspace node addition.

        # Test node add
        self.space.add_node(types.Node, "node" )

        # Test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test",
                0, True)
        # Test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode", "test",
                TruthValue(0.5, 0.8))

        # From here on out we'll use the more compact type constructors
        a1 = Node("test")
        self.assertTrue(a1)
        # duplicates resolve to same atom
        a2 = Node("test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # Test adding with a truthvalue
        a3 = Node("test_w_tv").truth_value(0.5, 0.8)
        self.assertEquals(self.space.size(), 3)

    def test_add_link(self):
        n1 = Node("test1")
        n2 = Node("test2")
        l1 = Link(n1, n2)
        self.assertTrue(l1 is not None)
        l2 = Link(n1, n2)
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = Node("test3")
        l3 = Link(n1, n3).truth_value(0.5, 0.8)
        self.assertTrue(l3 is not None)

        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        a1 = Node("test1")
        # check with Atom object
        self.assertTrue(self.space.is_valid(a1))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 0.8)
        self.assertEqual(tv.mean, 0.5)
        self.assertAlmostEqual(tv.confidence, 0.8, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.800000)")

        # check equality
        tv2 = TruthValue(0.5, 0.8)
        tv3 = TruthValue(0.6, 0.8)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

        # check truth_value function of atom
        atom = Node("atom with tv")
        default_tv = atom.tv
        atom.truth_value(0.75, 0.9)
        new_tv = atom.tv
        self.assertFalse(new_tv == default_tv)
        self.assertEqual(new_tv.mean, 0.75)
        self.assertAlmostEqual(new_tv.confidence, 0.9, places=4)

    def test_get_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 in result)
        self.assertTrue(a3 in result)

        # links
        l1 = InheritanceLink(a1, a2)
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 not in result)
        self.assertTrue(a3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_incoming_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test no incoming Node for a1
        result = a1.incoming_by_type(types.Node)
        self.assertTrue(a1 not in result)

        # now check links
        l1 = InheritanceLink(a1, a2)
        result = a1.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 in result)
        result = a2.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 in result)
        result = a3.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 not in result)

    def test_include_incoming_outgoing(self):
        frog = ConceptNode("Frog")
        thing = ConceptNode("Thing")
        animal = ConceptNode("Animal")
        ConceptNode("SeparateThing")
        InheritanceLink(frog, animal)
        InheritanceLink(animal, thing)

        assert len(self.space.include_incoming([ConceptNode("Frog")])) == 2
        assert len(self.space.include_outgoing(self.space.include_incoming([ConceptNode("Frog")]))) == 3
        assert len(self.space.include_incoming(self.space.get_atoms_by_type(types.ConceptNode))) == 6
        assert len(self.space.include_outgoing(self.space.get_atoms_by_type(types.InheritanceLink))) == 5

    def test_remove(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.space.remove(a1)
        self.assertTrue(a1 not in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        l = SimilarityLink(a2, a3)
        self.space.remove(a2, True) # won't remove it unless recursive is True
        self.assertTrue(a2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(len(self.space), 0)

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0)
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.assertEquals(len(self.space), 3)

    def test_context_mgr_tmp(self):
        a = ConceptNode('a')
        with tmp_atomspace() as tmp_as:
             b = ConceptNode('b')
             self.assertTrue(a in self.space)
             # verify that current default atomspace is tmp_as
             self.assertFalse(b in self.space)
        c = ConceptNode('c')
        # verify that current default atomspace is self.space
        self.assertTrue(c in self.space)
Ejemplo n.º 6
0
class AtomSpaceTest(TestCase):
    def setUp(self):
        self.space = AtomSpace()

    def tearDown(self):
        del self.space

    def test_add_node(self):

        a1 = self.space.add_node(types.Node, "test")
        self.assertTrue(a1)
        # duplicates resolve to same handle
        a2 = self.space.add_node(types.Node, "test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        # self.assertRaises(RuntimeError, self.space.add_node(types.Link, "test"))
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # test adding with a truthvalue
        a3 = self.space.add_node(types.Node, "test_w_tv", TruthValue(0.5, 100))
        self.assertEquals(self.space.size(), 2)

        # test adding with prefixed node
        a1 = self.space.add_node(types.Node, "test", prefixed=True)
        a2 = self.space.add_node(types.Node, "test", prefixed=True)
        self.assertNotEqual(a1, a2)
        self.assertEquals(self.space.size(), 4)

        a3 = self.space.add_node(types.Node,
                                 "test",
                                 TruthValue(0.5, 100),
                                 prefixed=True)
        self.assertNotEqual(a1, a3)
        self.assertEquals(self.space.size(), 5)

        # tests with bad parameters
        # test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test",
                          0, True)
        # test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode",
                          "test", TruthValue(0.5, 100))

    def test_add_link(self):
        n1 = self.space.add_node(types.Node, "test1")
        n2 = self.space.add_node(types.Node, "test2")
        l1 = self.space.add_link(types.Link, [n1, n2])
        self.assertTrue(l1 is not None)
        l2 = self.space.add_link(types.Link, [n1, n2])
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = self.space.add_node(types.Node, "test3")
        l3 = self.space.add_link(types.Link, [n1, n3], TruthValue(0.5, 100))
        self.assertTrue(l3 is not None)
        # Test with a handle instead of atom
        l4 = self.space.add_link(types.Link, [n2.h, n3], TruthValue(0.5, 100))
        self.assertTrue(l4 is not None)

        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        h1 = self.space.add_node(types.Node, "test1")
        # check with Handle object
        self.assertTrue(self.space.is_valid(h1.h))
        # check with raw UUID
        self.assertTrue(self.space.is_valid(h1.h.value()))
        # check with bad UUID
        self.assertFalse(self.space.is_valid(2919))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 100)
        self.assertEqual(tv.mean, 0.5)
        self.assertEqual(tv.count, 100)
        # test confidence
        self.assertAlmostEqual(tv.confidence, 0.1111, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.111111)")

        # check equality
        tv2 = TruthValue(0.5, 100)
        tv3 = TruthValue(0.6, 100)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

    def test_get_by_name_and_type(self):
        n1 = self.space.add_node(types.Node, "test")
        n2 = self.space.add_node(types.ConceptNode, "test")
        n3 = self.space.add_node(types.PredicateNode, "test")

        # test recursive subtypes
        result = self.space.get_atoms_by_name(types.Node, "test")
        self.assertTrue(n1 in result)
        self.assertTrue(n2 in result)
        self.assertTrue(n3 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_name(types.Node,
                                              "test",
                                              subtype=False)
        self.assertTrue(n1 in result)
        self.assertTrue(n2 not in result)
        self.assertTrue(n3 not in result)

        # test empty
        result = self.space.get_atoms_by_name(types.AnchorNode,
                                              "test",
                                              subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_type(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 in result)
        self.assertTrue(h3 in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1, h2])
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 not in result)
        self.assertTrue(h3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_get_by_target_type(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_type(types.Node, types.Node)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1.h, h2.h])
        result = self.space.get_atoms_by_target_type(types.Link,
                                                     types.ConceptNode,
                                                     target_subtype=False)
        self.assertTrue(l1 in result)

        # test recursive target subtype
        result = self.space.get_atoms_by_target_type(types.Link,
                                                     types.Node,
                                                     target_subtype=True)
        self.assertTrue(l1 in result)

    def test_get_by_target_atom(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_atom(types.Node, h1)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink, [h1, h2])
        result = self.space.get_atoms_by_target_atom(types.Link, h1)
        self.assertTrue(l1 in result)
        result = self.space.get_atoms_by_target_atom(types.Link, h3)
        self.assertTrue(l1 not in result)

    def test_remove(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")

        self.assertTrue(h1 in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        self.space.remove(h1)
        self.assertTrue(h1 not in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        l = self.space.add_link(types.SimilarityLink, [h2, h3])
        self.space.remove(h2,
                          False)  # won't remove it unless recursive is True
        self.assertTrue(h2 in self.space)
        self.space.remove(h2, True)  # won't remove it unless recursive is True
        self.assertTrue(h2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        h1 = self.space.add_node(types.Node, "test1")
        h2 = self.space.add_node(types.ConceptNode, "test2")
        h3 = self.space.add_node(types.PredicateNode, "test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(len(self.space), 0)

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0)
        h = Handle(100)
        self.assertRaises(KeyError, self.space.__getitem__, "blah")
        self.assertRaises(IndexError, self.space.__getitem__, h)
        a1 = self.space.add_node(types.Node, "test1")
        a2 = self.space.add_node(types.ConceptNode, "test2")
        a3 = self.space.add_node(types.PredicateNode, "test3")
        h1 = a1.h
        h2 = a2.h
        self.assertEquals(a1, self.space[h1])

        self.assertTrue(h1 in self.space)
        self.assertTrue(a1 in self.space)
        self.assertTrue(h2 in self.space)

        self.assertTrue(len(self.space), 3)
Ejemplo n.º 7
0
class AtomSpaceTest(TestCase):
    def setUp(self):
        self.space = AtomSpace()
        initialize_opencog(self.space)

    def tearDown(self):
        finalize_opencog()
        del self.space

    def test_add_node(self):

        # Test long form atomspace node addition.

        # Test node add
        self.space.add_node(types.Node, "node")

        # Test with not a proper truthvalue
        self.assertRaises(TypeError, self.space.add_node, types.Node, "test",
                          0, True)
        # Test with bad type
        self.assertRaises(TypeError, self.space.add_node, "ConceptNode",
                          "test", TruthValue(0.5, 0.8))

        # From here on out we'll use the more compact type constructors
        a1 = Node("test")
        self.assertTrue(a1)
        # duplicates resolve to same atom
        a2 = Node("test")
        self.assertEquals(a1, a2)

        # Should fail when intentionally adding bad type
        caught = False
        try:
            self.space.add_node(types.Link, "test")
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

        # Test adding with a truthvalue
        a3 = Node("test_w_tv").truth_value(0.5, 0.8)
        self.assertEquals(self.space.size(), 3)

    def test_add_link(self):
        n1 = Node("test1")
        n2 = Node("test2")
        l1 = Link(n1, n2)
        self.assertTrue(l1 is not None)
        l2 = Link(n1, n2)
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = Node("test3")
        l3 = Link(n1, n3).truth_value(0.5, 0.8)
        self.assertTrue(l3 is not None)

        # Should fail when adding an intentionally bad type
        caught = False
        try:
            l1 = self.space.add_link(types.Node, [n1, n3])
        except RuntimeError:
            caught = True
        self.assertEquals(caught, True)

    def test_is_valid(self):
        a1 = Node("test1")
        # check with Atom object
        self.assertTrue(self.space.is_valid(a1))
        # check with bad type
        self.assertRaises(TypeError, self.space.is_valid, "test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 0.8)
        self.assertEqual(tv.mean, 0.5)
        self.assertAlmostEqual(tv.confidence, 0.8, places=4)
        # test string representation
        self.assertEqual(str(tv), "(stv 0.500000 0.800000)")

        # check equality
        tv2 = TruthValue(0.5, 0.8)
        tv3 = TruthValue(0.6, 0.8)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

        # check truth_value function of atom
        atom = Node("atom with tv")
        default_tv = atom.tv
        atom.truth_value(0.75, 0.9)
        new_tv = atom.tv
        self.assertFalse(new_tv == default_tv)
        self.assertEqual(new_tv.mean, 0.75)
        self.assertAlmostEqual(new_tv.confidence, 0.9, places=4)

    def test_get_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 in result)
        self.assertTrue(a3 in result)

        # links
        l1 = InheritanceLink(a1, a2)
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node, subtype=False)
        self.assertTrue(a1 in result)
        self.assertTrue(a2 not in result)
        self.assertTrue(a3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.AnchorNode, subtype=False)
        self.assertEqual(len(result), 0)

    def test_incoming_by_type(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        # test no incoming Node for a1
        result = a1.incoming_by_type(types.Node)
        self.assertTrue(a1 not in result)

        # now check links
        l1 = InheritanceLink(a1, a2)
        result = a1.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 in result)
        result = a2.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 in result)
        result = a3.incoming_by_type(types.InheritanceLink)
        self.assertTrue(l1 not in result)

    def test_include_incoming_outgoing(self):
        frog = ConceptNode("Frog")
        thing = ConceptNode("Thing")
        animal = ConceptNode("Animal")
        ConceptNode("SeparateThing")
        InheritanceLink(frog, animal)
        InheritanceLink(animal, thing)

        assert len(self.space.include_incoming([ConceptNode("Frog")])) == 2
        assert len(
            self.space.include_outgoing(
                self.space.include_incoming([ConceptNode("Frog")]))) == 3
        assert len(
            self.space.include_incoming(
                self.space.get_atoms_by_type(types.ConceptNode))) == 6
        assert len(
            self.space.include_outgoing(
                self.space.get_atoms_by_type(types.InheritanceLink))) == 5

    def test_remove(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.space.remove(a1)
        self.assertTrue(a1 not in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        l = SimilarityLink(a2, a3)
        self.space.remove(a2, True)  # won't remove it unless recursive is True
        self.assertTrue(a2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")
        self.space.clear()
        self.assertEquals(self.space.size(), 0)
        self.assertEquals(len(self.space), 0)

    def test_container_methods(self):
        self.assertEquals(len(self.space), 0)
        a1 = Node("test1")
        a2 = ConceptNode("test2")
        a3 = PredicateNode("test3")

        self.assertTrue(a1 in self.space)
        self.assertTrue(a2 in self.space)
        self.assertTrue(a3 in self.space)

        self.assertEquals(len(self.space), 3)

    def test_context_mgr_tmp(self):
        a = ConceptNode('a')
        with tmp_atomspace() as tmp_as:
            b = ConceptNode('b')
            self.assertTrue(a in self.space)
            # verify that current default atomspace is tmp_as
            self.assertFalse(b in self.space)
        c = ConceptNode('c')
        # verify that current default atomspace is self.space
        self.assertTrue(c in self.space)
Ejemplo n.º 8
0
class AtomSpaceTest(TestCase):

    def setUp(self):
        self.space = AtomSpace()

    def tearDown(self):
        del self.space

    def test_add_node(self):

        a1 = self.space.add_node(types.Node,"test")
        self.assertTrue(a1)
        # duplicates resolve to same handle
        a2 = self.space.add_node(types.Node,"test")
        self.assertEquals(a1,a2)

        # fails when adding with a link type
        a1 = self.space.add_node(types.Link,"test")
        self.assertEquals(a1,None)

        # test adding with a truthvalue
        a3 = self.space.add_node(types.Node,"test_w_tv",TruthValue(0.5,100))
        self.assertEquals(self.space.size(),2)

        # test adding with prefixed node
        a1 = self.space.add_node(types.Node,"test",prefixed=True)
        a2 = self.space.add_node(types.Node,"test",prefixed=True)
        self.assertNotEqual(a1,a2)
        self.assertEquals(self.space.size(),4)

        a3 = self.space.add_node(types.Node,"test",TruthValue(0.5,100),prefixed=True)
        self.assertNotEqual(a1,a3)
        self.assertEquals(self.space.size(),5)

        # tests with bad parameters
        # test with not a proper truthvalue
        self.assertRaises(TypeError,self.space.add_node,types.Node,"test",0,True)
        # test with bad type
        self.assertRaises(TypeError,self.space.add_node,"ConceptNode","test",TruthValue(0.5,100))

    def test_add_link(self):
        n1 = self.space.add_node(types.Node,"test1")
        n2 = self.space.add_node(types.Node,"test2")
        l1 = self.space.add_link(types.Link,[n1,n2])
        self.assertTrue(l1 is not None)
        l2 = self.space.add_link(types.Link,[n1,n2])
        self.assertTrue(l2 is not None)
        self.assertTrue(l2 == l1)

        n3 = self.space.add_node(types.Node,"test3")
        l3 = self.space.add_link(types.Link,[n1,n3],TruthValue(0.5,100))
        self.assertTrue(l3 is not None)
        # test with a handle instead of atom
        l4 = self.space.add_link(types.Link,[n2.h,n3],TruthValue(0.5,100))
        self.assertTrue(l4 is not None)

        # fails when adding with a node type
        l1 = self.space.add_link(1,[n1,n3])
        self.assertEquals(l1,None)

    def test_is_valid(self):
        h1 = self.space.add_node(types.Node,"test1")
        # check with Handle object
        self.assertTrue(self.space.is_valid(h1.h))
        # check with raw UUID
        self.assertTrue(self.space.is_valid(h1.h.value()))
        # check with bad UUID
        self.assertFalse(self.space.is_valid(2919))
        # check with bad type
        self.assertRaises(TypeError,self.space.is_valid,"test")

    def test_truth_value(self):
        # check attributes come back as assigned
        tv = TruthValue(0.5, 100)
        self.assertEqual(tv.mean,0.5)
        self.assertEqual(tv.count,100)
        # test confidence
        self.assertAlmostEqual(tv.confidence,0.1111,places=4)
        # test string representation
        self.assertEqual(str(tv),"[0.500000,100.000000=0.111111]")

        # check equality
        tv2 = TruthValue(0.5, 100)
        tv3 = TruthValue(0.6, 100)
        self.assertTrue(tv == tv2)
        self.assertFalse(tv == tv3)

    def test_get_by_name_and_type(self):
        n1 = self.space.add_node(types.Node,"test")
        n2 = self.space.add_node(types.ConceptNode,"test")
        n3 = self.space.add_node(types.PredicateNode,"test")

        # test recursive subtypes
        result = self.space.get_atoms_by_name(types.Node,"test")
        self.assertTrue(n1 in result)
        self.assertTrue(n2 in result)
        self.assertTrue(n3 in result)

        # test non-recursive subtype
        result = self.space.get_atoms_by_name(types.Node,"test",subtype=False)
        self.assertTrue(n1 in result)
        self.assertTrue(n2 not in result)
        self.assertTrue(n3 not in result)

        # test empty
        result = self.space.get_atoms_by_name(types.SemeNode,"test",subtype=False)
        self.assertEqual(len(result),0)

    def test_get_by_type(self):
        h1 = self.space.add_node(types.Node,"test1")
        h2 = self.space.add_node(types.ConceptNode,"test2")
        h3 = self.space.add_node(types.PredicateNode,"test3")

        # test recursive subtypes
        result = self.space.get_atoms_by_type(types.Node)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 in result)
        self.assertTrue(h3 in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink,[h1,h2])
        result = self.space.get_atoms_by_type(types.Link)
        self.assertTrue(l1 in result)
        
        # test non-recursive subtype
        result = self.space.get_atoms_by_type(types.Node,subtype=False)
        self.assertTrue(h1 in result)
        self.assertTrue(h2 not in result)
        self.assertTrue(h3 not in result)

        # test empty
        result = self.space.get_atoms_by_type(types.SemeNode,subtype=False)
        self.assertEqual(len(result),0)

    def test_get_by_target_type(self):
        h1 = self.space.add_node(types.Node,"test1")
        h2 = self.space.add_node(types.ConceptNode,"test2")
        h3 = self.space.add_node(types.PredicateNode,"test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_type(types.Node,types.Node)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink,[h1.h,h2.h])
        result = self.space.get_atoms_by_target_type(types.Link,types.ConceptNode,target_subtype=False)
        self.assertTrue(l1 in result)
        
        # test recursive target subtype
        result = self.space.get_atoms_by_target_type(types.Link,types.Node,target_subtype=True)
        self.assertTrue(l1 in result)

    def test_get_by_target_atom(self):
        h1 = self.space.add_node(types.Node,"test1")
        h2 = self.space.add_node(types.ConceptNode,"test2")
        h3 = self.space.add_node(types.PredicateNode,"test3")

        # test it doesn't apply to Nodes
        result = self.space.get_atoms_by_target_atom(types.Node,h1)
        self.assertTrue(h1 not in result)

        # links
        l1 = self.space.add_link(types.InheritanceLink,[h1,h2])
        result = self.space.get_atoms_by_target_atom(types.Link,h1)
        self.assertTrue(l1 in result)
        result = self.space.get_atoms_by_target_atom(types.Link,h3)
        self.assertTrue(l1 not in result)

    def test_remove(self):
        h1 = self.space.add_node(types.Node,"test1")
        h2 = self.space.add_node(types.ConceptNode,"test2")
        h3 = self.space.add_node(types.PredicateNode,"test3")

        self.assertTrue(h1 in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        self.space.remove(h1)
        self.assertTrue(h1 not in self.space)
        self.assertTrue(h2 in self.space)
        self.assertTrue(h3 in self.space)

        l = self.space.add_link(types.SimilarityLink,[h2,h3])
        self.space.remove(h2) # won't remove it unless recursive is True
        self.assertTrue(h2 in self.space)
        self.space.remove(h2,True) # won't remove it unless recursive is True
        self.assertTrue(h2 not in self.space)
        self.assertTrue(l not in self.space)

    def test_clear(self):
        h1 = self.space.add_node(types.Node,"test1")
        h2 = self.space.add_node(types.ConceptNode,"test2")
        h3 = self.space.add_node(types.PredicateNode,"test3")
        self.space.clear()
        self.assertEquals(self.space.size(),0) 
        self.assertEquals(self.space.size(),0) 
        self.assertEquals(len(self.space),0) 

    def test_container_methods(self):
        self.assertEquals(len(self.space),0) 
        h = Handle(100)
        self.assertRaises(KeyError,self.space.__getitem__,"blah")
        self.assertRaises(IndexError,self.space.__getitem__,h)
        a1 = self.space.add_node(types.Node,"test1")
        a2 = self.space.add_node(types.ConceptNode,"test2")
        a3 = self.space.add_node(types.PredicateNode,"test3")
        h1 = a1.h
        h2 = a2.h
        self.assertEquals(a1,self.space[h1])

        self.assertTrue(h1 in self.space)
        self.assertTrue(a1 in self.space)
        self.assertTrue(h2 in self.space)

        self.assertTrue(len(self.space), 3)