76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
from pytest import raises
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import sqlalchemy as sa
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from sqlalchemy_utils.types import TSVectorType
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from sqlalchemy_utils.expressions import (
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tsvector_match,
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tsvector_concat,
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to_tsquery,
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plainto_tsquery
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)
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from tests import TestCase
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class TSVectorTestCase(TestCase):
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dns = 'postgres://postgres@localhost/sqlalchemy_utils_test'
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def create_models(self):
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class Article(self.Base):
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__tablename__ = 'article'
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id = sa.Column(sa.Integer, primary_key=True)
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name = sa.Column(sa.Unicode(255))
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content = sa.Column(sa.UnicodeText)
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search_vector = sa.Column(TSVectorType)
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search_vector2 = sa.Column(TSVectorType)
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self.Article = Article
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class TestMatchTSVector(TSVectorTestCase):
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def test_raises_exception_if_less_than_2_parameters_given(self):
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with raises(Exception):
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str(
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tsvector_match(
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self.Article.search_vector,
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)
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)
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def test_supports_postgres(self):
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assert str(tsvector_match(
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self.Article.search_vector,
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to_tsquery('something'),
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)) == '(article.search_vector) @@ to_tsquery(:to_tsquery_1)'
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class TestToTSQuery(TSVectorTestCase):
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def test_requires_atleast_one_parameter(self):
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with raises(Exception):
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str(to_tsquery())
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def test_supports_postgres(self):
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assert str(to_tsquery('something')) == 'to_tsquery(:to_tsquery_1)'
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class TestPlainToTSQuery(TSVectorTestCase):
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def test_requires_atleast_one_parameter(self):
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with raises(Exception):
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str(plainto_tsquery())
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def test_supports_postgres(self):
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assert str(plainto_tsquery('s')) == (
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'plainto_tsquery(:plainto_tsquery_1)'
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)
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class TestConcatTSVector(TSVectorTestCase):
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def test_concatenate_search_vectors(self):
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assert str(tsvector_match(
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tsvector_concat(
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self.Article.search_vector,
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self.Article.search_vector2
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),
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to_tsquery('finnish', 'something'),
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)) == (
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'(article.search_vector || article.search_vector2) '
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'@@ to_tsquery(:to_tsquery_1, :to_tsquery_2)'
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)
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