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Unbreak f-string wrong replacements

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This commit is contained in:
Daniele Varrazzo 2021-05-20 16:49:05 +02:00
parent 8f40c648af
commit 3db4abcfa4
2 changed files with 34 additions and 30 deletions
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2
lib/sql.py
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@ -442,7 +442,7 @@ class Placeholder(Composable):
def as_string(self, context):
if self._wrapped is not None:
return f"%{self._wrapped['%s']}"
return f"%({self._wrapped})"
else:
return "%s"

62
tests/dbapi20.py
View File

@ -101,10 +101,10 @@ class DatabaseAPI20Test(unittest.TestCase):
connect_kw_args = {} # Keyword arguments for connect
table_prefix = 'dbapi20test_' # If you need to specify a prefix for tables
ddl1 = f'create table {table_prefix}booze (name varchar(20))'
ddl2 = f'create table {table_prefix}barflys (name varchar(20))'
xddl1 = f'drop table {table_prefix}booze'
xddl2 = f'drop table {table_prefix}barflys'
ddl1 = 'create table %sbooze (name varchar(20))' % table_prefix
ddl2 = 'create table %sbarflys (name varchar(20))' % table_prefix
xddl1 = 'drop table %sbooze' % table_prefix
xddl2 = 'drop table %sbarflys' % table_prefix
lowerfunc = 'lower' # Name of stored procedure to convert string->lowercase
@ -265,7 +265,7 @@ class DatabaseAPI20Test(unittest.TestCase):
cur1.execute("insert into %sbooze values ('Victoria Bitter')" % (
self.table_prefix
))
cur2.execute(f"select name from {self.table_prefix}booze")
cur2.execute("select name from %sbooze" % self.table_prefix)
booze = cur2.fetchall()
self.assertEqual(len(booze),1)
self.assertEqual(len(booze[0]),1)
@ -282,7 +282,7 @@ class DatabaseAPI20Test(unittest.TestCase):
'cursor.description should be none after executing a '
'statement that can return no rows (such as DDL)'
)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
self.assertEqual(len(cur.description),1,
'cursor.description describes too many columns'
)
@ -322,7 +322,7 @@ class DatabaseAPI20Test(unittest.TestCase):
'cursor.rowcount should == number or rows inserted, or '
'set to -1 after executing an insert statement'
)
cur.execute(f"select name from {self.table_prefix}booze")
cur.execute("select name from %sbooze" % self.table_prefix)
self.failUnless(cur.rowcount in (-1,1),
'cursor.rowcount should == number of rows returned, or '
'set to -1 after executing a select statement'
@ -385,22 +385,24 @@ class DatabaseAPI20Test(unittest.TestCase):
def _paraminsert(self,cur):
self.executeDDL1(cur)
cur.execute(f"insert into {self.table_prefix}booze values ('Victoria Bitter')")
cur.execute("insert into %sbooze values ('Victoria Bitter')" % (
self.table_prefix
))
self.failUnless(cur.rowcount in (-1,1))
if self.driver.paramstyle == 'qmark':
cur.execute(
f'insert into {self.table_prefix}booze values (?)',
'insert into %sbooze values (?)' % self.table_prefix,
("Cooper's",)
)
elif self.driver.paramstyle == 'numeric':
cur.execute(
f'insert into {self.table_prefix}booze values (:1)',
'insert into %sbooze values (:1)' % self.table_prefix,
("Cooper's",)
)
elif self.driver.paramstyle == 'named':
cur.execute(
f'insert into {self.table_prefix}booze values (:beer)',
'insert into %sbooze values (:beer)' % self.table_prefix,
{'beer':"Cooper's"}
)
elif self.driver.paramstyle == 'format':
@ -410,14 +412,14 @@ class DatabaseAPI20Test(unittest.TestCase):
)
elif self.driver.paramstyle == 'pyformat':
cur.execute(
f"insert into %sbooze values (%{self.table_prefix['beer']})",
'insert into %sbooze values (%%(beer)s)' % self.table_prefix,
{'beer':"Cooper's"}
)
else:
self.fail('Invalid paramstyle')
self.failUnless(cur.rowcount in (-1,1))
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
res = cur.fetchall()
self.assertEqual(len(res),2,'cursor.fetchall returned too few rows')
beers = [res[0][0],res[1][0]]
@ -440,17 +442,17 @@ class DatabaseAPI20Test(unittest.TestCase):
margs = [ {'beer': "Cooper's"}, {'beer': "Boag's"} ]
if self.driver.paramstyle == 'qmark':
cur.executemany(
f'insert into {self.table_prefix}booze values (?)',
'insert into %sbooze values (?)' % self.table_prefix,
largs
)
elif self.driver.paramstyle == 'numeric':
cur.executemany(
f'insert into {self.table_prefix}booze values (:1)',
'insert into %sbooze values (:1)' % self.table_prefix,
largs
)
elif self.driver.paramstyle == 'named':
cur.executemany(
f'insert into {self.table_prefix}booze values (:beer)',
'insert into %sbooze values (:beer)' % self.table_prefix,
margs
)
elif self.driver.paramstyle == 'format':
@ -460,7 +462,9 @@ class DatabaseAPI20Test(unittest.TestCase):
)
elif self.driver.paramstyle == 'pyformat':
cur.executemany(
f"insert into %sbooze values (%{self.table_prefix['beer']})",
'insert into %sbooze values (%%(beer)s)' % (
self.table_prefix
),
margs
)
else:
@ -469,7 +473,7 @@ class DatabaseAPI20Test(unittest.TestCase):
'insert using cursor.executemany set cursor.rowcount to '
'incorrect value %r' % cur.rowcount
)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
res = cur.fetchall()
self.assertEqual(len(res),2,
'cursor.fetchall retrieved incorrect number of rows'
@ -495,7 +499,7 @@ class DatabaseAPI20Test(unittest.TestCase):
self.executeDDL1(cur)
self.assertRaises(self.driver.Error,cur.fetchone)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
self.assertEqual(cur.fetchone(),None,
'cursor.fetchone should return None if a query retrieves '
'no rows'
@ -509,7 +513,7 @@ class DatabaseAPI20Test(unittest.TestCase):
))
self.assertRaises(self.driver.Error,cur.fetchone)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
r = cur.fetchone()
self.assertEqual(len(r),1,
'cursor.fetchone should have retrieved a single row'
@ -556,7 +560,7 @@ class DatabaseAPI20Test(unittest.TestCase):
for sql in self._populate():
cur.execute(sql)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
r = cur.fetchmany()
self.assertEqual(len(r),1,
'cursor.fetchmany retrieved incorrect number of rows, '
@ -580,7 +584,7 @@ class DatabaseAPI20Test(unittest.TestCase):
# Same as above, using cursor.arraysize
cur.arraysize=4
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
r = cur.fetchmany() # Should get 4 rows
self.assertEqual(len(r),4,
'cursor.arraysize not being honoured by fetchmany'
@ -592,7 +596,7 @@ class DatabaseAPI20Test(unittest.TestCase):
self.failUnless(cur.rowcount in (-1,6))
cur.arraysize=6
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
rows = cur.fetchmany() # Should get all rows
self.failUnless(cur.rowcount in (-1,6))
self.assertEqual(len(rows),6)
@ -614,7 +618,7 @@ class DatabaseAPI20Test(unittest.TestCase):
self.failUnless(cur.rowcount in (-1,6))
self.executeDDL2(cur)
cur.execute(f'select name from {self.table_prefix}barflys')
cur.execute('select name from %sbarflys' % self.table_prefix)
r = cur.fetchmany() # Should get empty sequence
self.assertEqual(len(r),0,
'cursor.fetchmany should return an empty sequence if '
@ -642,7 +646,7 @@ class DatabaseAPI20Test(unittest.TestCase):
# after executing a a statement that cannot return rows
self.assertRaises(self.driver.Error,cur.fetchall)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
rows = cur.fetchall()
self.failUnless(cur.rowcount in (-1,len(self.samples)))
self.assertEqual(len(rows),len(self.samples),
@ -663,7 +667,7 @@ class DatabaseAPI20Test(unittest.TestCase):
self.failUnless(cur.rowcount in (-1,len(self.samples)))
self.executeDDL2(cur)
cur.execute(f'select name from {self.table_prefix}barflys')
cur.execute('select name from %sbarflys' % self.table_prefix)
rows = cur.fetchall()
self.failUnless(cur.rowcount in (-1,0))
self.assertEqual(len(rows),0,
@ -682,7 +686,7 @@ class DatabaseAPI20Test(unittest.TestCase):
for sql in self._populate():
cur.execute(sql)
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('select name from %sbooze' % self.table_prefix)
rows1 = cur.fetchone()
rows23 = cur.fetchmany(2)
rows4 = cur.fetchone()
@ -799,8 +803,8 @@ class DatabaseAPI20Test(unittest.TestCase):
try:
cur = con.cursor()
self.executeDDL1(cur)
cur.execute(f'insert into {self.table_prefix}booze values (NULL)')
cur.execute(f'select name from {self.table_prefix}booze')
cur.execute('insert into %sbooze values (NULL)' % self.table_prefix)
cur.execute('select name from %sbooze' % self.table_prefix)
r = cur.fetchall()
self.assertEqual(len(r),1)
self.assertEqual(len(r[0]),1)