def test_mixed_query_chained_explicit_implicit_joins(self):
query = Query(None, 'product_product')
query.add_table('product_template')
query.add_where("product_product.template_id = product_template.id")
# add inner join
alias = query.join("product_template", "categ_id", "product_category",
"id", "categ_id")
self.assertEqual(alias, 'product_template__categ_id')
# add CHAINED left join
alias = query.left_join("product_template__categ_id", "user_id",
"res_user", "id", "user_id")
self.assertEqual(alias, 'product_template__categ_id__user_id')
# additional implicit join
query.add_table('account.account')
query.add_where(
"product_category.expense_account_id = account_account.id")
from_clause, where_clause, where_params = query.get_sql()
self.assertEqual(
from_clause,
'"product_product", "product_template", "account.account" JOIN "product_category" AS "product_template__categ_id" ON ("product_template"."categ_id" = "product_template__categ_id"."id") LEFT JOIN "res_user" AS "product_template__categ_id__user_id" ON ("product_template__categ_id"."user_id" = "product_template__categ_id__user_id"."id")'
)
self.assertEqual(
where_clause,
"product_product.template_id = product_template.id AND product_category.expense_account_id = account_account.id"
)
def test_basic_query(self):
query = Query(None, 'product_product')
query.add_table('product_template')
query.add_where("product_product.template_id = product_template.id")
# add inner join
alias = query.join("product_template", "categ_id", "product_category",
"id", "categ_id")
self.assertEqual(alias, 'product_template__categ_id')
# add left join
alias = query.left_join("product_product", "user_id", "res_user", "id",
"user_id")
self.assertEqual(alias, 'product_product__user_id')
from_clause, where_clause, where_params = query.get_sql()
self.assertEqual(
from_clause,
'"product_product", "product_template" JOIN "product_category" AS "product_template__categ_id" ON ("product_template"."categ_id" = "product_template__categ_id"."id") LEFT JOIN "res_user" AS "product_product__user_id" ON ("product_product"."user_id" = "product_product__user_id"."id")'
)
self.assertEqual(where_clause,
"product_product.template_id = product_template.id")
def test_table_expression(self):
query = Query(None, 'foo')
from_clause, where_clause, where_params = query.get_sql()
self.assertEqual(from_clause, '"foo"')
query = Query(None, 'bar', 'SELECT id FROM foo')
from_clause, where_clause, where_params = query.get_sql()
self.assertEqual(from_clause, '(SELECT id FROM foo) AS "bar"')
query = Query(None, 'foo')
query.add_table('bar', 'SELECT id FROM foo')
from_clause, where_clause, where_params = query.get_sql()
self.assertEqual(from_clause, '"foo", (SELECT id FROM foo) AS "bar"')
query = Query(None, 'foo')
query.join('foo', 'bar_id', 'SELECT id FROM foo', 'id', 'bar')
from_clause, where_clause, where_params = query.get_sql()
self.assertEqual(
from_clause,
'"foo" JOIN (SELECT id FROM foo) AS "foo__bar" ON ("foo"."bar_id" = "foo__bar"."id")'
)