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# -*- coding: utf-8 -*-
#
# Copyright (c) 2011-2020, Cédric Krier
# Copyright (c) 2013, Nicolas Évrard
# Copyright (c) 2011-2020, B2CK
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the <organization> nor the
# names of its contributors may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import unittest
from sql import Table, With
from sql.functions import Abs
class TestInsert(unittest.TestCase):
table = Table('t')
def test_insert_default(self):
query = self.table.insert()
self.assertEqual(str(query), 'INSERT INTO "t" DEFAULT VALUES')
self.assertEqual(tuple(query.params), ())
def test_insert_values(self):
query = self.table.insert([self.table.c1, self.table.c2],
[['foo', 'bar']])
self.assertEqual(str(query),
'INSERT INTO "t" ("c1", "c2") VALUES (%s, %s)')
self.assertEqual(tuple(query.params), ('foo', 'bar'))
def test_insert_many_values(self):
query = self.table.insert([self.table.c1, self.table.c2],
[['foo', 'bar'], ['spam', 'eggs']])
self.assertEqual(str(query),
'INSERT INTO "t" ("c1", "c2") VALUES (%s, %s), (%s, %s)')
self.assertEqual(tuple(query.params), ('foo', 'bar', 'spam', 'eggs'))
def test_insert_subselect(self):
t1 = Table('t1')
t2 = Table('t2')
subquery = t2.select(t2.c1, t2.c2)
query = t1.insert([t1.c1, t1.c2], subquery)
self.assertEqual(str(query),
'INSERT INTO "t1" ("c1", "c2") '
'SELECT "a"."c1", "a"."c2" FROM "t2" AS "a"')
self.assertEqual(tuple(query.params), ())
def test_insert_function(self):
query = self.table.insert([self.table.c], [[Abs(-1)]])
self.assertEqual(str(query),
'INSERT INTO "t" ("c") VALUES (ABS(%s))')
self.assertEqual(tuple(query.params), (-1,))
def test_insert_returning(self):
query = self.table.insert([self.table.c1, self.table.c2],
[['foo', 'bar']], returning=[self.table.c1, self.table.c2])
self.assertEqual(str(query),
'INSERT INTO "t" ("c1", "c2") VALUES (%s, %s) '
'RETURNING "t"."c1", "t"."c2"')
self.assertEqual(tuple(query.params), ('foo', 'bar'))
def test_insert_returning_select(self):
t1 = Table('t1')
t2 = Table('t2')
query = t1.insert([t1.c], [['foo']],
returning=[
t2.select(t2.c, where=(t2.c1 == t1.c) & (t2.c2 == 'bar'))])
self.assertEqual(str(query),
'INSERT INTO "t1" ("c") VALUES (%s) '
'RETURNING (SELECT "b"."c" FROM "t2" AS "b" '
'WHERE (("b"."c1" = "t1"."c") AND ("b"."c2" = %s)))')
self.assertEqual(tuple(query.params), ('foo', 'bar'))
def test_with(self):
t1 = Table('t1')
w = With(query=t1.select())
query = self.table.insert(
[self.table.c1],
with_=[w],
values=w.select())
self.assertEqual(str(query),
'WITH "b" AS (SELECT * FROM "t1" AS "c") '
'INSERT INTO "t" ("c1") SELECT * FROM "a" AS "a"')
self.assertEqual(tuple(query.params), ())
def test_schema(self):
t1 = Table('t1', 'default')
query = t1.insert([t1.c1], [['foo']])
self.assertEqual(str(query),
'INSERT INTO "default"."t1" ("c1") VALUES (%s)')
self.assertEqual(tuple(query.params), ('foo',))
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