Example #1
0
    def test_index(self):
        a = Ontology(from_obo_file=False)
        a._append(MockOntology(3))
        assert a[3].index == 3
        with self.assertRaises(KeyError) as err:
            a[0]
            self.assertEqual('No HPOTerm for index 0', str(err.exception))
        with self.assertRaises(KeyError) as err:
            a[2]
            self.assertEqual('No HPOTerm for index 2', str(err.exception))

        with self.assertRaises(KeyError) as err:
            a[4]
            self.assertEqual('No HPOTerm for index 4', str(err.exception))
Example #2
0
class TestBasicOntologyFeatures(unittest.TestCase):
    def setUp(self):
        items = make_terms()
        self.root = items[0]
        self.child_1_1 = items[1]
        self.child_1_2 = items[2]
        self.child_2_1 = items[3]
        self.child_3 = items[4]

        self.terms = Ontology(from_obo_file=False)
        self.terms._append(self.root)
        self.terms._append(self.child_1_1)
        self.terms._append(self.child_1_2)
        self.terms._append(self.child_2_1)
        self.terms._append(self.child_3)

        self.terms._connect_all()

    def test_parents(self):
        assert len(self.child_3.parents) == 2
        self.assertIn(self.child_2_1, self.child_3.parents)
        self.assertIn(self.child_1_2, self.child_3.parents)

        assert len(self.child_2_1.parents) == 1
        self.assertEqual(self.child_2_1.parents, set([self.child_1_1]))

        for p in self.child_2_1.parents:
            self.assertIn(self.root, p.parents)

        assert len(self.child_1_1.parents) == 1
        self.assertIn(self.root, self.child_1_1.parents)

        assert len(self.child_1_2.parents) == 1
        self.assertIn(self.root, self.child_1_2.parents)

        self.assertEqual(self.root.parents, set())

    def test_children(self):
        assert len(self.root.children) == 2
        self.assertEqual(set([self.child_1_1, self.child_1_2]),
                         self.root.children)

        assert self.child_1_1.children == set([self.child_2_1])

        assert self.child_1_2.children == set([self.child_3])

        assert self.child_2_1.children == set([self.child_3])

        assert self.child_3.children == set()
Example #3
0
    def setUp(self):
        items = make_terms()
        self.root = items[0]
        self.child_1_1 = items[1]
        self.child_1_2 = items[2]
        self.child_2_1 = items[3]
        self.child_3 = items[4]

        self.terms = Ontology(from_obo_file=False)
        self.terms._append(self.root)
        self.terms._append(self.child_1_1)
        self.terms._append(self.child_1_2)
        self.terms._append(self.child_2_1)
        self.terms._append(self.child_3)

        self.terms._connect_all()
Example #4
0
    def replace_obsolete(self, verbose: bool = False) -> 'HPOSet':
        """
        Replaces obsolete terms with the replacement term

        .. warning::

            Not all obsolete terms have a replacement

        Parameters
        ----------
        verbose: bool, default: ``False``
            Print warnings if an obsolete term does not have a replacement.

        Returns
        -------
        HPOSet
            A new HPOSet

        """
        ids: Set['pyhpo.HPOTerm'] = set()
        for term in self:
            if term.is_obsolete:
                try:
                    replaced = Ontology.get_hpo_object(term.replaced_by)
                    ids.add(replaced)
                except TypeError:
                    warnings.warn(
                        'The term {} is obsolete and has no replacement.'.
                        format(term), UserWarning)

            else:
                ids.add(term)
        return HPOSet(ids)
Example #5
0
    def from_queries(cls, queries: List[Union[int, str]]) -> 'HPOSet':
        """
        Builds an HPO set by specifying a list of queries to run on the
        :class:`pyhpo.ontology.Ontology`

        Parameters
        ----------
        queries: list of (string or int)
            The queries to be run the identify the HPOTerm from the ontology

        Returns
        -------
        :class:`pyhpo.set.HPOSet`
            A new HPOset

        Examples
        --------
            ::

                ci = HPOSet([
                    'Scoliosis',
                    'HP:0001234',
                    12
                ])

        """
        return cls([Ontology.get_hpo_object(query) for query in queries])
Example #6
0
 def test_sizes(self):
     a = Ontology(from_obo_file=False)
     assert len(a) == 0
     a._append(MockOntology(1))
     assert len(a) == 1
     a._append(MockOntology(5))
     assert len(a) == 2
     a._append(MockOntology(3))
     assert len(a) == 3
Example #7
0
def make_ontology() -> pyhpo.ontology.OntologyClass:
    items = make_terms()

    terms = Ontology(from_obo_file=False)
    for item in items:
        terms._append(item)

    terms._connect_all()

    return terms
Example #8
0
def make_ontology_with_annotation() -> pyhpo.ontology.OntologyClass:
    """
    Generates the following Ontology
    - HP:0001
        - HP:0011
            - HP:0021               <- Gene/Disease 0 / Negative Disease 2
                - HP:0031(*)
        - HP:0012                   <- Gene/Disease 1
            - HP:0031(*)
                - HP:0041
        - HP:0013

    """

    Gene.clear()
    Omim.clear()
    Orpha.clear()
    Decipher.clear()

    items = make_terms()

    terms = Ontology(from_obo_file=False)
    for item in items:
        terms._append(item)

    terms._connect_all()

    genes = make_genes(2)
    genes[0].hpo.add(21)
    genes[1].hpo.add(12)

    omim = make_omim(3)
    omim[0].hpo.add(21)
    omim[1].hpo.add(12)
    omim[2].negative_hpo.add(21)

    decipher = make_decipher(3)
    decipher[0].hpo.add(21)
    decipher[1].hpo.add(12)
    decipher[2].negative_hpo.add(21)

    orpha = make_orpha(3)
    orpha[0].hpo.add(21)
    orpha[1].hpo.add(12)
    orpha[2].negative_hpo.add(21)

    ds._add_omim_to_ontology(terms)
    ds._add_decipher_to_ontology(terms)
    ds._add_orpha_to_ontology(terms)
    _add_genes_to_ontology(terms)

    return terms
Example #9
0
    def from_serialized(cls, pickle: str) -> 'HPOSet':
        """
        Re-Builds an HPO set from a serialized HPOSet object

        Parameters
        ----------
        pickle: str
            The serialized HPOSet object

        Returns
        -------
        :class:`pyhpo.set.HPOSet`
            A new HPOset

        Examples
        --------
            ::

                ci = HPOSet(ontology, '12+24+66628')

        """
        return cls([
            Ontology.get_hpo_object(int(query)) for query in pickle.split('+')
        ])
Example #10
0
 def setUpClass(cls):
     cls.terms = Ontology()
     cls.gene_model = EnrichmentModel('gene')
     cls.omim_model = EnrichmentModel('omim')
Example #11
0
def build_ontology():
    _ = Ontology()
Example #12
0
def make_ontology_with_modifiers() -> pyhpo.ontology.OntologyClass:
    items = make_terms()

    terms = Ontology(from_obo_file=False)
    for item in items:
        terms._append(item)

    moi_root = HPOTerm(id='HP:0000005',
                       name='Mode of inheritance',
                       is_a=[terms[1].id])
    terms._append(moi_root)

    cm_root = HPOTerm(id='HP:0012823',
                      name='Clinical modifier',
                      is_a=[terms[1].id])
    terms._append(cm_root)

    moi_child1 = HPOTerm(id='HP:5000001', name='MOI - C1', is_a=[moi_root.id])
    terms._append(moi_child1)

    moi_child2 = HPOTerm(id='HP:5000002', name='MOI - C1', is_a=[moi_root.id])
    terms._append(moi_child2)

    moi_child3 = HPOTerm(id='HP:5100001',
                         name='MOI - C1',
                         is_a=[moi_child1.id])
    terms._append(moi_child3)

    terms._connect_all()

    return terms
Example #13
0
class TestOntologyTreeTraversal(unittest.TestCase):
    def setUp(self):
        items = make_terms()
        self.root = items[0]
        self.child_1_1 = items[1]
        self.child_1_2 = items[2]
        self.child_2_1 = items[3]
        self.child_3 = items[4]
        self.child_4 = items[5]
        self.child_1_3 = items[6]

        self.terms = Ontology(from_obo_file=False)
        self.terms._append(self.root)
        self.terms._append(self.child_1_1)
        self.terms._append(self.child_1_2)
        self.terms._append(self.child_2_1)
        self.terms._append(self.child_3)
        self.terms._append(self.child_4)
        self.terms._append(self.child_1_3)

        self.terms._connect_all()

    def test_hierarchy(self):

        self.assertEqual(self.root.hierarchy, ((self.root, ), ))

        self.assertEqual(self.child_1_1.hierarchy,
                         ((self.child_1_1, self.root), ))

        self.assertEqual(self.child_1_2.hierarchy,
                         ((self.child_1_2, self.root), ))

        self.assertEqual(self.child_2_1.hierarchy,
                         ((self.child_2_1, self.child_1_1, self.root), ))

        self.assertEqual(len(self.child_3.hierarchy), 2)
        self.assertIn(
            (self.child_3, self.child_2_1, self.child_1_1, self.root),
            self.child_3.hierarchy)
        self.assertIn(
            (self.child_3, self.child_1_2, self.root),
            self.child_3.hierarchy,
        )

        self.assertEqual(len(self.child_4.hierarchy), 2)
        self.assertIn((self.child_4, self.child_3, self.child_2_1,
                       self.child_1_1, self.root), self.child_4.hierarchy)
        self.assertIn((self.child_4, self.child_3, self.child_1_2, self.root),
                      self.child_4.hierarchy)

    def test_path_to_root_finding(self):

        assert self.root.longest_path_to_root() == 0
        assert self.root.shortest_path_to_root() == 0

        assert self.child_1_1.longest_path_to_root() == 1
        assert self.child_1_1.shortest_path_to_root() == 1

        assert self.child_1_2.longest_path_to_root() == 1
        assert self.child_1_2.shortest_path_to_root() == 1

        assert self.child_2_1.longest_path_to_root() == 2
        assert self.child_2_1.shortest_path_to_root() == 2

        assert self.child_3.longest_path_to_root() == 3
        assert self.child_3.shortest_path_to_root() == 2

        assert self.child_4.longest_path_to_root() == 4
        assert self.child_4.shortest_path_to_root() == 3

        assert self.child_1_3.longest_path_to_root() == 1
        assert self.child_1_3.shortest_path_to_root() == 1

    def test_path_to_bottom_finding(self):
        assert self.root.longest_path_to_bottom() == 4
        assert self.child_1_1.longest_path_to_bottom() == 3
        assert self.child_1_2.longest_path_to_bottom() == 2
        assert self.child_2_1.longest_path_to_bottom() == 2
        assert self.child_3.longest_path_to_bottom() == 1
        assert self.child_4.longest_path_to_bottom() == 0
        assert self.child_1_3.longest_path_to_bottom() == 0

    def test_path_to_parent(self):
        assert self.child_1_1.shortest_path_to_parent(
            self.root) == (1, (self.child_1_1, self.root))

        assert self.child_1_2.shortest_path_to_parent(
            self.root) == (1, (self.child_1_2, self.root))

        assert self.child_2_1.shortest_path_to_parent(
            self.root) == (2, (self.child_2_1, self.child_1_1, self.root))

        assert self.child_3.shortest_path_to_parent(
            self.root) == (2, (self.child_3, self.child_1_2, self.root))

        assert self.child_4.shortest_path_to_parent(
            self.root) == (3, (self.child_4, self.child_3, self.child_1_2,
                               self.root))

        assert self.child_4.shortest_path_to_parent(
            self.child_3) == (1, (self.child_4, self.child_3))

        assert self.child_4.shortest_path_to_parent(
            self.child_2_1) == (2, (self.child_4, self.child_3,
                                    self.child_2_1))

        assert self.child_4.shortest_path_to_parent(
            self.child_1_1) == (3, (self.child_4, self.child_3, self.child_2_1,
                                    self.child_1_1))

        assert self.child_4.shortest_path_to_parent(
            self.child_1_2) == (2, (self.child_4, self.child_3,
                                    self.child_1_2))

        with self.assertRaises(RuntimeError) as err:
            _ = self.child_4.shortest_path_to_parent(self.child_1_3)
        self.assertEqual(str(err.exception),
                         'HP:0013 is not a parent of HP:0041')

        with self.assertRaises(RuntimeError) as err:
            _ = self.child_1_2.shortest_path_to_parent(self.child_4)
        self.assertEqual(str(err.exception),
                         'HP:0041 is not a parent of HP:0012')

    @patch('pyhpo.term.sorted')
    def test_the_impossible(self, mock_sorted):
        """
        I was not able to figure out an actual test case
        to test the exception handling in shortest_path_to_parent.
        So I made this contrived test case here.
        """
        mock_sorted.return_value = []
        with self.assertRaises(RuntimeError) as err:
            _ = self.child_1_1.shortest_path_to_parent(self.root)
        self.assertEqual(str(err.exception),
                         'Unable to determine path to parent term Test root')

    def test_path_to_other(self):

        path = self.child_1_1.path_to_other(self.root)
        assert path == (1, (self.child_1_1, self.root), 1, 0)

        path = self.root.path_to_other(self.child_1_1)
        assert path == (1, (self.root, self.child_1_1), 0, 1)

        path = self.child_1_1.path_to_other(self.child_1_2)
        assert path == (2, (self.child_1_1, self.root, self.child_1_2), 1, 1)

        path = self.child_1_1.path_to_other(self.child_1_3)
        assert path == (2, (self.child_1_1, self.root, self.child_1_3), 1, 1)

        path = self.child_2_1.path_to_other(self.child_1_3)
        assert path == (3, (self.child_2_1, self.child_1_1, self.root,
                            self.child_1_3), 2, 1)

        path = self.child_4.path_to_other(self.child_1_3)
        assert path == (4, (self.child_4, self.child_3, self.child_1_2,
                            self.root, self.child_1_3), 3, 1)

        path = self.child_1_3.path_to_other(self.child_4)
        assert path == (4, (self.child_1_3, self.root, self.child_1_2,
                            self.child_3, self.child_4), 1, 3)

    def test_child_parent_checking(self):

        assert self.root.parent_of(self.child_1_1)
        assert self.root.parent_of(self.child_1_2)
        assert self.root.parent_of(self.child_2_1)
        assert self.root.parent_of(self.child_3)
        assert self.root.parent_of(self.child_4)
        assert self.root.parent_of(self.child_1_3)

        assert not self.root.child_of(self.child_1_1)
        assert not self.root.child_of(self.child_1_2)
        assert not self.root.child_of(self.child_2_1)
        assert not self.root.child_of(self.child_3)
        assert not self.root.child_of(self.child_4)
        assert not self.root.child_of(self.child_1_3)

        assert not self.child_1_1.parent_of(self.root)
        assert not self.child_1_1.parent_of(self.child_1_2)
        assert self.child_1_1.parent_of(self.child_2_1)
        assert self.child_1_1.parent_of(self.child_3)
        assert self.child_1_1.parent_of(self.child_4)
        assert not self.child_1_1.parent_of(self.child_1_3)

        assert self.child_1_1.child_of(self.root)
        assert not self.child_1_1.child_of(self.child_1_2)
        assert not self.child_1_1.child_of(self.child_2_1)
        assert not self.child_1_1.child_of(self.child_3)
        assert not self.child_1_1.child_of(self.child_4)
        assert not self.child_1_1.child_of(self.child_1_3)

        assert not self.child_1_2.parent_of(self.root)
        assert not self.child_1_2.parent_of(self.child_1_1)
        assert not self.child_1_2.parent_of(self.child_2_1)
        assert self.child_1_2.parent_of(self.child_3)
        assert self.child_1_2.parent_of(self.child_4)
        assert not self.child_1_2.parent_of(self.child_1_3)

        assert self.child_1_2.child_of(self.root)
        assert not self.child_1_2.child_of(self.child_1_1)
        assert not self.child_1_2.child_of(self.child_2_1)
        assert not self.child_1_2.child_of(self.child_3)
        assert not self.child_1_2.child_of(self.child_4)
        assert not self.child_1_2.child_of(self.child_1_3)

        assert not self.child_2_1.parent_of(self.root)
        assert not self.child_2_1.parent_of(self.child_1_1)
        assert not self.child_2_1.parent_of(self.child_1_2)
        assert self.child_2_1.parent_of(self.child_3)
        assert self.child_2_1.parent_of(self.child_4)
        assert not self.child_2_1.parent_of(self.child_1_3)

        assert self.child_2_1.child_of(self.root)
        assert self.child_2_1.child_of(self.child_1_1)
        assert not self.child_2_1.child_of(self.child_1_2)
        assert not self.child_2_1.child_of(self.child_3)
        assert not self.child_2_1.child_of(self.child_4)
        assert not self.child_2_1.child_of(self.child_1_3)

        assert not self.child_3.parent_of(self.root)
        assert not self.child_3.parent_of(self.child_1_1)
        assert not self.child_3.parent_of(self.child_1_2)
        assert not self.child_3.parent_of(self.child_2_1)
        assert self.child_3.parent_of(self.child_4)
        assert not self.child_3.parent_of(self.child_1_3)

        assert self.child_3.child_of(self.root)
        assert self.child_3.child_of(self.child_1_1)
        assert self.child_3.child_of(self.child_1_2)
        assert self.child_3.child_of(self.child_2_1)
        assert not self.child_3.child_of(self.child_4)
        assert not self.child_3.child_of(self.child_1_3)

        err_msg = 'An HPO term cannot be parent/child of itself'
        with self.assertRaises(RuntimeError) as err:
            self.child_3.child_of(self.child_3)
        assert str(err.exception) == err_msg

        with self.assertRaises(RuntimeError) as err:
            self.child_3.parent_of(self.child_3)
        assert str(err.exception) == err_msg

        with self.assertRaises(RuntimeError) as err:
            self.root.child_of(self.root)
        assert str(err.exception) == err_msg

        with self.assertRaises(RuntimeError) as err:
            self.root.parent_of(self.root)
        assert str(err.exception) == err_msg

    def test_parent_listing(self):

        assert self.root.count_parents() == 0
        assert self.child_1_1.count_parents() == 1
        assert self.child_1_2.count_parents() == 1
        assert self.child_2_1.count_parents() == 2
        assert self.child_3.count_parents() == 5
        assert self.child_4.count_parents() == 6
        assert self.child_1_3.count_parents() == 1

        assert self.root.parent_ids() == []
        assert self.child_1_1.parent_ids() == [1]
        assert self.child_1_2.parent_ids() == [1]
        assert self.child_2_1.parent_ids() == [11]
        assert self.child_3.parent_ids() == [21, 12]
        assert self.child_4.parent_ids() == [31]
        assert self.child_1_3.parent_ids() == [1]

    def test_builtins(self):
        assert int(self.root) == 1
        assert int(self.child_1_3) == 13

        assert self.child_1_3 > self.root
        assert self.child_3 > self.root
        assert self.child_3 > self.child_2_1

        assert not self.child_1_3 == self.root
        assert not self.child_3 == self.root
        assert not self.child_3 == self.child_2_1

        assert self.child_1_3 != self.root
        assert self.child_3 != self.root
        assert self.child_3 != self.child_2_1

        assert self.root == self.root
        assert self.child_1_3 == self.child_1_3
        assert self.child_3 == self.child_3

        assert str(self.root) == 'HP:0001 | Test root'
        self.assertEqual(repr(self.root),
                         "HPOTerm(id='HP:0001', name='Test root', is_a=[])")
Example #14
0
class TestDataframe(unittest.TestCase):
    def setUp(self):
        items = make_terms()
        self.root = items[0]
        self.child_1_1 = items[1]
        self.child_1_2 = items[2]
        self.child_2_1 = items[3]
        self.child_3 = items[4]
        self.child_4 = items[5]
        self.child_1_3 = items[6]

        self.terms = Ontology(from_obo_file=False)
        self.terms._append(self.root)
        self.terms._append(self.child_1_1)
        self.terms._append(self.child_1_2)
        self.terms._append(self.child_2_1)
        self.terms._append(self.child_3)
        self.terms._append(self.child_4)
        self.terms._append(self.child_1_3)
        self.terms._connect_all()

    @patch('pandas.DataFrame')
    def test_build_dataframe(self, mock_df):
        # mock_df = MagicMock()
        res = self.terms.to_dataframe()
        data = mock_df.call_args[0][0]

        assert mock_df.call_count == 1

        assert 'id' in data
        assert 'name' in data
        assert 'parents' in data
        assert 'children' in data

        assert isinstance(data['id'][0], str)
        assert isinstance(data['ic_omim'][0], float)
        assert isinstance(data['ic_orpha'][0], float)
        assert isinstance(data['ic_decipher'][0], float)
        assert isinstance(data['ic_gene'][0], float)
        assert isinstance(data['dTop_l'][0], int)
        assert isinstance(data['dTop_s'][0], int)
        assert isinstance(data['dBottom'][0], int)

        assert isinstance(res, MagicMock)
Example #15
0
class TestOntologyQueries(unittest.TestCase):
    def setUp(self):
        items = make_terms()
        self.root = items[0]
        self.child_1_1 = items[1]
        self.child_1_2 = items[2]
        self.child_2_1 = items[3]
        self.child_3 = items[4]
        self.child_4 = items[5]
        self.child_1_3 = items[6]

        self.terms = Ontology(from_obo_file=False)
        self.terms._append(self.root)
        self.terms._append(self.child_1_1)
        self.terms._append(self.child_1_2)
        self.terms._append(self.child_2_1)
        self.terms._append(self.child_3)
        self.terms._append(self.child_4)
        self.terms._append(self.child_1_3)
        self.terms._connect_all()

    def test_get_hpo_object(self):
        self.assertEqual(self.terms.get_hpo_object('Test child level 1-2'),
                         self.child_1_2)
        self.assertEqual(self.terms.get_hpo_object('HP:00012'), self.child_1_2)
        self.assertEqual(self.terms.get_hpo_object(12), self.child_1_2)
        with self.assertRaises(TypeError) as err:
            self.terms.get_hpo_object([1, 2, 3])
        assert 'Invalid type' in str(err.exception)

        with self.assertRaises(RuntimeError) as err:
            self.terms.get_hpo_object('Some invalid term')
            # The error is
        assert 'Unknown HPO term' == str(err.exception)

        with self.assertRaises(ValueError) as err:
            self.terms.get_hpo_object('HP:123foobar')
        assert str(err.exception) == 'Invalid id: HP:123foobar'

        with self.assertRaises(RuntimeError) as err:
            self.terms.get_hpo_object('HP:666666')
        assert str(err.exception) == 'Unknown HPO term'

        with self.assertRaises(RuntimeError) as err:
            self.terms.get_hpo_object(666666)
        assert str(err.exception) == 'Unknown HPO term'

    def test_matching(self):
        self.assertEqual(self.terms.match(self.root.name), self.root)
        self.assertEqual(self.terms.match(self.child_1_1.name), self.child_1_1)
        self.assertEqual(self.terms.match(self.child_1_2.name), self.child_1_2)
        self.assertEqual(self.terms.match(self.child_1_3.name), self.child_1_3)
        self.assertEqual(self.terms.match(self.child_1_2.name), self.child_1_2)
        self.assertEqual(self.terms.match(self.child_3.name), self.child_3)
        self.assertEqual(self.terms.match(self.child_4.name), self.child_4)

        with self.assertRaises(RuntimeError) as err:
            self.terms.match('Some invalid term')
        assert 'No HPO entry with name' in str(err.exception)

    @patch('pyhpo.Ontology.get_hpo_object')
    def test_path_unit(self, mock_gho):
        mock_term = MagicMock()
        mock_gho.return_value = mock_term
        self.terms.path('first query', 'second query')

        mock_gho.assert_any_call('first query')
        mock_gho.assert_any_call('second query')
        assert mock_gho.call_count == 2

        mock_term.path_to_other.assert_called_once_with(mock_term)

    def test_path_integration(self):
        path = self.terms.path('Test child level 1-1', 'Test root')
        self.assertEqual(path, (1, (self.child_1_1, self.root), 1, 0))

        path = self.terms.path('Test root', 'Test child level 1-1')
        self.assertEqual(path, (1, (self.root, self.child_1_1), 0, 1))

        path = self.terms.path('Test child level 1-1', 'Test child level 1-2')
        self.assertEqual(path,
                         (2,
                          (self.child_1_1, self.root, self.child_1_2), 1, 1))

    @patch('pyhpo.Ontology.synonym_search')
    def test_search(self, mock_syn_search):
        mock_syn_search.return_value = False

        self.assertEqual(list(self.terms.search('something')), [])
        # All terms will be searched for in synonyms
        self.assertEqual(mock_syn_search.call_count, 7)
        mock_syn_search.reset_mock()

        self.assertEqual(list(self.terms.search('Test root')), [self.root])
        # Root term will not be searched for in synonyms
        self.assertEqual(mock_syn_search.call_count, 6)
        mock_syn_search.reset_mock()

        self.assertEqual(list(self.terms.search('Test child level 1-1')),
                         [self.child_1_1])
        # Matched term will not be searched for in synonyms
        self.assertEqual(mock_syn_search.call_count, 6)

    def test_synonym_search(self):
        assert self.terms.synonym_search(self.child_1_2, 'not')
        assert self.terms.synonym_search(self.child_1_2, 'ther na')
        assert self.terms.synonym_search(self.child_1_2, 'another name')
        assert self.terms.synonym_search(self.child_1_2, 'name')
        assert self.terms.synonym_search(self.child_1_2, 'third name')
        assert not self.terms.synonym_search(self.child_1_2, 'xyz')

        assert not self.terms.synonym_search(self.child_1_3, 'not')
        assert not self.terms.synonym_search(self.child_1_3, 'ther na')
        assert not self.terms.synonym_search(self.child_1_3, 'another name')
        assert not self.terms.synonym_search(self.child_1_3, 'name')
        assert not self.terms.synonym_search(self.child_1_3, 'third name')
        assert not self.terms.synonym_search(self.child_1_3, 'xyz')

    def test_synonym_match(self):
        self.child_1_1.synonym.append('Test child level 1-2')

        self.assertEqual(self.terms.synonym_match('Test child level 1-2'),
                         self.child_1_2)
        self.assertEqual(self.terms.synonym_match('another name'),
                         self.child_1_2)
        self.assertEqual(self.terms.synonym_match('third name'),
                         self.child_1_2)

        self.child_1_2.Config.allow_mutation = True
        self.child_1_2.name = 'something else'
        self.assertEqual(self.terms.synonym_match('Test child level 1-2'),
                         self.child_1_1)

    def test_common_ancestors(self):
        ontology = make_ontology()

        ca = ontology[31].common_ancestors(ontology[41])
        assert ontology[12] in ca
        assert ontology[21] in ca
        assert ontology[11] in ca
        assert ontology[1] in ca
        assert ontology[31] in ca
        assert len(ca) == 5

    @unittest.skip('TODO')
    def test_loading_from_file(self):
        pass