55 lines
2.0 KiB
Python
55 lines
2.0 KiB
Python
import sqlalchemy as sa
|
|
from sqlalchemy_utils import escape_like, sort_query, defer_except
|
|
from tests import TestCase
|
|
|
|
|
|
class TestEscapeLike(TestCase):
|
|
def test_escapes_wildcards(self):
|
|
assert escape_like('_*%') == '*_***%'
|
|
|
|
|
|
class TestDeferExcept(TestCase):
|
|
def test_deferred_loads_all_columns_except_the_ones_given(self):
|
|
query = self.session.query(self.Article)
|
|
query = defer_except(query, ['id'])
|
|
assert str(query) == 'SELECT article.id AS article_id \nFROM article'
|
|
|
|
|
|
class TestSortQuery(TestCase):
|
|
def test_without_sort_param_returns_the_query_object_untouched(self):
|
|
query = self.session.query(self.Article)
|
|
sorted_query = sort_query(query, '')
|
|
assert query == sorted_query
|
|
|
|
def test_sort_by_column_ascending(self):
|
|
query = sort_query(self.session.query(self.Article), 'name')
|
|
assert 'ORDER BY article.name ASC' in str(query)
|
|
|
|
def test_sort_by_column_descending(self):
|
|
query = sort_query(self.session.query(self.Article), '-name')
|
|
assert 'ORDER BY article.name DESC' in str(query)
|
|
|
|
def test_skips_unknown_columns(self):
|
|
query = self.session.query(self.Article)
|
|
sorted_query = sort_query(query, '-unknown')
|
|
assert query == sorted_query
|
|
|
|
def test_sort_by_calculated_value_ascending(self):
|
|
query = self.session.query(
|
|
self.Category, sa.func.count(self.Article.id).label('articles')
|
|
)
|
|
query = sort_query(query, 'articles')
|
|
assert 'ORDER BY articles ASC' in str(query)
|
|
|
|
def test_sort_by_calculated_value_descending(self):
|
|
query = self.session.query(
|
|
self.Category, sa.func.count(self.Article.id).label('articles')
|
|
)
|
|
query = sort_query(query, '-articles')
|
|
assert 'ORDER BY articles DESC' in str(query)
|
|
|
|
def test_sort_by_joined_table_column(self):
|
|
query = self.session.query(self.Article).join(self.Article.category)
|
|
sorted_query = sort_query(query, 'category-name')
|
|
assert 'category.name ASC' in str(sorted_query)
|