/usr/share/pyshared/gluon/tests/test_dal.py is in python-gluon 1.99.7-1.
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# -*- coding: utf-8 -*-
"""
Unit tests for gluon.sql
"""
import sys
import os
if os.path.isdir('gluon'):
sys.path.append(os.path.realpath('gluon'))
else:
sys.path.append(os.path.realpath('../'))
import unittest
import datetime
from dal import DAL, Field, Table, SQLALL
ALLOWED_DATATYPES = [
'string',
'text',
'integer',
'boolean',
'double',
'blob',
'date',
'time',
'datetime',
'upload',
'password',
]
def setUpModule():
pass
def tearDownModule():
if os.path.isfile('sql.log'):
os.unlink('sql.log')
class TestFields(unittest.TestCase):
def testFieldName(self):
# Check that Fields cannot start with underscores
self.assertRaises(SyntaxError, Field, '_abc', 'string')
# Check that Fields cannot contain punctuation other than underscores
self.assertRaises(SyntaxError, Field, 'a.bc', 'string')
# Check that Fields cannot be a name of a method or property of Table
for x in ['drop', 'on', 'truncate']:
self.assertRaises(SyntaxError, Field, x, 'string')
# Check that Fields allows underscores in the body of a field name.
self.assert_(Field('a_bc', 'string'),
"Field isn't allowing underscores in fieldnames. It should.")
def testFieldTypes(self):
# Check that string, text, and password default length is 512
for typ in ['string', 'password']:
self.assert_(Field('abc', typ).length == 512,
"Default length for type '%s' is not 512 or 255" % typ)
# Check that upload default length is 512
self.assert_(Field('abc', 'upload').length == 512,
"Default length for type 'upload' is not 128")
# Check that Tables passed in the type creates a reference
self.assert_(Field('abc', Table(None, 'temp')).type
== 'reference temp',
'Passing an Table does not result in a reference type.')
def testFieldLabels(self):
# Check that a label is successfully built from the supplied fieldname
self.assert_(Field('abc', 'string').label == 'Abc',
'Label built is incorrect')
self.assert_(Field('abc_def', 'string').label == 'Abc Def',
'Label built is incorrect')
def testFieldFormatters(self): # Formatter should be called Validator
# Test the default formatters
for typ in ALLOWED_DATATYPES:
f = Field('abc', typ)
if typ not in ['date', 'time', 'datetime']:
isinstance(f.formatter('test'), str)
else:
isinstance(f.formatter(datetime.datetime.now()), str)
def testRun(self):
db = DAL('sqlite:memory:')
for ft in ['string', 'text', 'password', 'upload', 'blob']:
db.define_table('t', Field('a', ft, default=''))
self.assertEqual(db.t.insert(a='x'), 1)
self.assertEqual(db().select(db.t.a)[0].a, 'x')
db.t.drop()
db.define_table('t', Field('a', 'integer', default=1))
self.assertEqual(db.t.insert(a=3), 1)
self.assertEqual(db().select(db.t.a)[0].a, 3)
db.t.drop()
db.define_table('t', Field('a', 'double', default=1))
self.assertEqual(db.t.insert(a=3.1), 1)
self.assertEqual(db().select(db.t.a)[0].a, 3.1)
db.t.drop()
db.define_table('t', Field('a', 'boolean', default=True))
self.assertEqual(db.t.insert(a=True), 1)
self.assertEqual(db().select(db.t.a)[0].a, True)
db.t.drop()
db.define_table('t', Field('a', 'date',
default=datetime.date.today()))
t0 = datetime.date.today()
self.assertEqual(db.t.insert(a=t0), 1)
self.assertEqual(db().select(db.t.a)[0].a, t0)
db.t.drop()
db.define_table('t', Field('a', 'datetime',
default=datetime.datetime.today()))
t0 = datetime.datetime(
1971,
12,
21,
10,
30,
55,
0,
)
self.assertEqual(db.t.insert(a=t0), 1)
self.assertEqual(db().select(db.t.a)[0].a, t0)
db.t.drop()
db.define_table('t', Field('a', 'time', default='11:30'))
t0 = datetime.time(10, 30, 55)
self.assertEqual(db.t.insert(a=t0), 1)
self.assertEqual(db().select(db.t.a)[0].a, t0)
db.t.drop()
class TestAll(unittest.TestCase):
def setUp(self):
self.pt = Table(None,'PseudoTable',Field('name'),Field('birthdate'))
def testSQLALL(self):
ans = 'PseudoTable.id, PseudoTable.name, PseudoTable.birthdate'
self.assertEqual(str(SQLALL(self.pt)), ans)
class TestTable(unittest.TestCase):
def testTableCreation(self):
# Check for error when not passing type other than Field or Table
self.assertRaises(SyntaxError, Table, None, 'test', None)
persons = Table(None, 'persons',
Field('firstname','string'),
Field('lastname', 'string'))
# Does it have the correct fields?
self.assert_(set(persons.fields).issuperset(set(['firstname',
'lastname'])))
# ALL is set correctly
self.assert_('persons.firstname, persons.lastname'
in str(persons.ALL))
def testTableAlias(self):
db = DAL('sqlite:memory:')
persons = Table(db, 'persons', Field('firstname',
'string'), Field('lastname', 'string'))
aliens = persons.with_alias('aliens')
# Are the different table instances with the same fields
self.assert_(persons is not aliens)
self.assert_(set(persons.fields) == set(aliens.fields))
def testTableInheritance(self):
persons = Table(None, 'persons', Field('firstname',
'string'), Field('lastname', 'string'))
customers = Table(None, 'customers',
Field('items_purchased', 'integer'),
persons)
self.assert_(set(customers.fields).issuperset(set(
['items_purchased', 'firstname', 'lastname'])))
class TestInsert(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a'))
self.assertEqual(db.t.insert(a='1'), 1)
self.assertEqual(db.t.insert(a='1'), 2)
self.assertEqual(db.t.insert(a='1'), 3)
self.assertEqual(db(db.t.a == '1').count(), 3)
self.assertEqual(db(db.t.a == '1').update(a='2'), 3)
self.assertEqual(db(db.t.a == '2').count(), 3)
self.assertEqual(db(db.t.a == '2').delete(), 3)
db.t.drop()
class TestSelect(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a'))
self.assertEqual(db.t.insert(a='1'), 1)
self.assertEqual(db.t.insert(a='2'), 2)
self.assertEqual(db.t.insert(a='3'), 3)
self.assertEqual(len(db(db.t.id > 0).select()), 3)
self.assertEqual(db(db.t.id > 0).select(orderby=~db.t.a
| db.t.id)[0].a, '3')
self.assertEqual(len(db(db.t.id > 0).select(limitby=(1, 2))), 1)
self.assertEqual(db(db.t.id > 0).select(limitby=(1, 2))[0].a,
'2')
self.assertEqual(len(db().select(db.t.ALL)), 3)
self.assertEqual(len(db(db.t.a == None).select()), 0)
self.assertEqual(len(db(db.t.a != None).select()), 3)
self.assertEqual(len(db(db.t.a > '1').select()), 2)
self.assertEqual(len(db(db.t.a >= '1').select()), 3)
self.assertEqual(len(db(db.t.a == '1').select()), 1)
self.assertEqual(len(db(db.t.a != '1').select()), 2)
self.assertEqual(len(db(db.t.a < '3').select()), 2)
self.assertEqual(len(db(db.t.a <= '3').select()), 3)
self.assertEqual(len(db(db.t.a > '1')(db.t.a < '3').select()), 1)
self.assertEqual(len(db((db.t.a > '1') & (db.t.a < '3')).select()), 1)
self.assertEqual(len(db((db.t.a > '1') | (db.t.a < '3')).select()), 3)
self.assertEqual(len(db((db.t.a > '1') & ~(db.t.a > '2')).select()), 1)
self.assertEqual(len(db(~(db.t.a > '1') & (db.t.a > '2')).select()), 0)
db.t.drop()
class TestBelongs(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a'))
self.assertEqual(db.t.insert(a='1'), 1)
self.assertEqual(db.t.insert(a='2'), 2)
self.assertEqual(db.t.insert(a='3'), 3)
self.assertEqual(len(db(db.t.a.belongs(('1', '3'))).select()),
2)
self.assertEqual(len(db(db.t.a.belongs(db(db.t.id
> 2)._select(db.t.a))).select()), 1)
self.assertEqual(len(db(db.t.a.belongs(db(db.t.a.belongs(('1',
'3')))._select(db.t.a))).select()), 2)
self.assertEqual(len(db(db.t.a.belongs(db(db.t.a.belongs(db
(db.t.a.belongs(('1', '3')))._select(db.t.a)))._select(
db.t.a))).select()),
2)
db.t.drop()
class TestLike(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a'))
self.assertEqual(db.t.insert(a='abc'), 1)
self.assertEqual(len(db(db.t.a.like('a%')).select()), 1)
self.assertEqual(len(db(db.t.a.like('%b%')).select()), 1)
self.assertEqual(len(db(db.t.a.like('%c')).select()), 1)
self.assertEqual(len(db(db.t.a.like('%d%')).select()), 0)
self.assertEqual(len(db(db.t.a.lower().like('A%')).select()), 1)
self.assertEqual(len(db(db.t.a.lower().like('%B%')).select()),
1)
self.assertEqual(len(db(db.t.a.lower().like('%C')).select()), 1)
self.assertEqual(len(db(db.t.a.upper().like('A%')).select()), 1)
self.assertEqual(len(db(db.t.a.upper().like('%B%')).select()),
1)
self.assertEqual(len(db(db.t.a.upper().like('%C')).select()), 1)
db.t.drop()
class TestDatetime(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a', 'datetime'))
self.assertEqual(db.t.insert(a=datetime.datetime(1971, 12, 21,
11, 30)), 1)
self.assertEqual(db.t.insert(a=datetime.datetime(1971, 11, 21,
10, 30)), 2)
self.assertEqual(db.t.insert(a=datetime.datetime(1970, 12, 21,
9, 30)), 3)
self.assertEqual(len(db(db.t.a == datetime.datetime(1971, 12,
21, 11, 30)).select()), 1)
self.assertEqual(len(db(db.t.a.year() == 1971).select()), 2)
self.assertEqual(len(db(db.t.a.month() == 12).select()), 2)
self.assertEqual(len(db(db.t.a.day() == 21).select()), 3)
self.assertEqual(len(db(db.t.a.hour() == 11).select()), 1)
self.assertEqual(len(db(db.t.a.minutes() == 30).select()), 3)
self.assertEqual(len(db(db.t.a.seconds() == 0).select()), 3)
db.t.drop()
class TestExpressions(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a', 'integer'))
self.assertEqual(db.t.insert(a=1), 1)
self.assertEqual(db.t.insert(a=2), 2)
self.assertEqual(db.t.insert(a=3), 3)
self.assertEqual(db(db.t.a == 3).update(a=db.t.a + 1), 1)
self.assertEqual(len(db(db.t.a == 4).select()), 1)
db.t.drop()
class TestJoin(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t1', Field('a'))
db.define_table('t2', Field('a'), Field('b', db.t1))
i1 = db.t1.insert(a='1')
i2 = db.t1.insert(a='2')
i3 = db.t1.insert(a='3')
db.t2.insert(a='4', b=i1)
db.t2.insert(a='5', b=i2)
db.t2.insert(a='6', b=i2)
self.assertEqual(len(db(db.t1.id
== db.t2.b).select(orderby=db.t1.a
| db.t2.a)), 3)
self.assertEqual(db(db.t1.id == db.t2.b).select(orderby=db.t1.a
| db.t2.a)[2].t1.a, '2')
self.assertEqual(db(db.t1.id == db.t2.b).select(orderby=db.t1.a
| db.t2.a)[2].t2.a, '6')
self.assertEqual(len(db().select(db.t1.ALL, db.t2.ALL,
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a)), 4)
self.assertEqual(db().select(db.t1.ALL, db.t2.ALL,
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a)[2].t1.a, '2')
self.assertEqual(db().select(db.t1.ALL, db.t2.ALL,
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a)[2].t2.a, '6')
self.assertEqual(db().select(db.t1.ALL, db.t2.ALL,
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a)[3].t1.a, '3')
self.assertEqual(db().select(db.t1.ALL, db.t2.ALL,
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a)[3].t2.a, None)
self.assertEqual(len(db().select(db.t1.ALL, db.t2.id.count(),
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a, groupby=db.t1.a)),
3)
self.assertEqual(db().select(db.t1.ALL, db.t2.id.count(),
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a,
groupby=db.t1.a)[0]._extra[db.t2.id.count()],
1)
self.assertEqual(db().select(db.t1.ALL, db.t2.id.count(),
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a,
groupby=db.t1.a)[1]._extra[db.t2.id.count()],
2)
self.assertEqual(db().select(db.t1.ALL, db.t2.id.count(),
left=db.t2.on(db.t1.id == db.t2.b),
orderby=db.t1.a | db.t2.a,
groupby=db.t1.a)[2]._extra[db.t2.id.count()],
0)
db.t1.drop()
db.t2.drop()
class TestMinMaxSum(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a', 'integer'))
self.assertEqual(db.t.insert(a=1), 1)
self.assertEqual(db.t.insert(a=2), 2)
self.assertEqual(db.t.insert(a=3), 3)
s = db.t.a.min()
self.assertEqual(db(db.t.id > 0).select(s)[0]._extra[s], 1)
s = db.t.a.max()
self.assertEqual(db(db.t.id > 0).select(s)[0]._extra[s], 3)
s = db.t.a.sum()
self.assertEqual(db(db.t.id > 0).select(s)[0]._extra[s], 6)
s = db.t.a.count()
self.assertEqual(db(db.t.id > 0).select(s)[0]._extra[s], 3)
db.t.drop()
#class TestCache(unittest.
# def testRun(self):
# cache = cache.ram
# db = DAL('sqlite:memory:')
# db.define_table('t', Field('a'))
# db.t.insert(a='1')
# r1 = db().select(db.t.ALL, cache=(cache, 1000))
# db.t.insert(a='1')
# r2 = db().select(db.t.ALL, cache=(cache, 1000))
# self.assertEqual(r1.response, r2.response)
# db.t.drop()
class TestMigrations(unittest.TestCase):
def testRun(self):
db = DAL('sqlite://.storage.db')
db.define_table('t', Field('a'), migrate='.storage.table')
db.commit()
db = DAL('sqlite://.storage.db')
db.define_table('t', Field('a'), Field('b'),
migrate='.storage.table')
db.commit()
db = DAL('sqlite://.storage.db')
db.define_table('t', Field('a'), Field('b', 'text'),
migrate='.storage.table')
db.commit()
db = DAL('sqlite://.storage.db')
db.define_table('t', Field('a'), migrate='.storage.table')
db.t.drop()
db.commit()
def tearDown(self):
if os.path.exists('.storage.db'):
os.unlink('.storage.db')
if os.path.exists('.storage.table'):
os.unlink('.storage.table')
class TestReferece(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('name'), Field('a','reference t'))
db.commit()
x = db.t.insert(name='max')
assert x.id == 1
assert x['id'] == 1
x.a = x
assert x.a == 1
x.update_record()
y = db.t[1]
assert y.a == 1
assert y.a.a.a.a.a.a.name == 'max'
z=db.t.insert(name='xxx', a = y)
assert z.a == y.id
db.t.drop()
db.commit()
class TestClientLevelOps(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a'))
db.commit()
db.t.insert(a="test")
rows1 = db(db.t.id>0).select()
rows2 = db(db.t.id>0).select()
rows3 = rows1 & rows2
assert len(rows3) == 2
rows4 = rows1 | rows2
assert len(rows4) == 1
rows5 = rows1.find(lambda row: row.a=="test")
assert len(rows5) == 1
rows6 = rows2.exclude(lambda row: row.a=="test")
assert len(rows6) == 1
rows7 = rows5.sort(lambda row: row.a)
assert len(rows7) == 1
db.t.drop()
db.commit()
class TestVirtualFields(unittest.TestCase):
def testRun(self):
db = DAL('sqlite:memory:')
db.define_table('t', Field('a'))
db.commit()
db.t.insert(a="test")
class Compute:
def a_upper(row): return row.t.a.upper()
db.t.virtualfields.append(Compute())
assert db(db.t.id>0).select().first().a_upper == 'TEST'
db.t.drop()
db.commit()
if __name__ == '__main__':
unittest.main()
tearDownModule()
|