1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
# -*- coding: utf-8 -*-
import unittest
import types
import sqlparse
from sqlparse import lexer
from sqlparse import sql
from sqlparse.tokens import *
class TestTokenize(unittest.TestCase):
def test_simple(self):
sql = 'select * from foo;'
stream = lexer.tokenize(sql)
self.assert_(type(stream) is types.GeneratorType)
tokens = list(stream)
self.assertEqual(len(tokens), 8)
self.assertEqual(len(tokens[0]), 2)
self.assertEqual(tokens[0], (Keyword.DML, u'select'))
self.assertEqual(tokens[-1], (Punctuation, u';'))
def test_backticks(self):
sql = '`foo`.`bar`'
tokens = list(lexer.tokenize(sql))
self.assertEqual(len(tokens), 3)
self.assertEqual(tokens[0], (Name, u'`foo`'))
def test_linebreaks(self): # issue1
sql = 'foo\nbar\n'
tokens = lexer.tokenize(sql)
self.assertEqual(''.join(str(x[1]) for x in tokens), sql)
sql = 'foo\rbar\r'
tokens = lexer.tokenize(sql)
self.assertEqual(''.join(str(x[1]) for x in tokens), sql)
sql = 'foo\r\nbar\r\n'
tokens = lexer.tokenize(sql)
self.assertEqual(''.join(str(x[1]) for x in tokens), sql)
sql = 'foo\r\nbar\n'
tokens = lexer.tokenize(sql)
self.assertEqual(''.join(str(x[1]) for x in tokens), sql)
def test_inline_keywords(self): # issue 7
sql = "create created_foo"
tokens = list(lexer.tokenize(sql))
self.assertEqual(len(tokens), 3)
self.assertEqual(tokens[0][0], Keyword.DDL)
self.assertEqual(tokens[2][0], Name)
self.assertEqual(tokens[2][1], u'created_foo')
sql = "enddate"
tokens = list(lexer.tokenize(sql))
self.assertEqual(len(tokens), 1)
self.assertEqual(tokens[0][0], Name)
sql = "join_col"
tokens = list(lexer.tokenize(sql))
self.assertEqual(len(tokens), 1)
self.assertEqual(tokens[0][0], Name)
sql = "left join_col"
tokens = list(lexer.tokenize(sql))
self.assertEqual(len(tokens), 3)
self.assertEqual(tokens[2][0], Name)
self.assertEqual(tokens[2][1], 'join_col')
def test_negative_numbers(self):
sql = "values(-1)"
tokens = list(lexer.tokenize(sql))
self.assertEqual(len(tokens), 4)
self.assertEqual(tokens[2][0], Number.Integer)
self.assertEqual(tokens[2][1], '-1')
def test_tab_expansion(self):
sql = "\t"
lex = lexer.Lexer()
lex.tabsize = 5
tokens = list(lex.get_tokens(sql))
self.assertEqual(tokens[0][1], " " * 5)
class TestToken(unittest.TestCase):
def test_str(self):
token = sql.Token(None, 'FoO')
self.assertEqual(str(token), 'FoO')
def test_repr(self):
token = sql.Token(Keyword, 'foo')
tst = "<Keyword 'foo' at 0x"
self.assertEqual(repr(token)[:len(tst)], tst)
token = sql.Token(Keyword, '1234567890')
tst = "<Keyword '123456...' at 0x"
self.assertEqual(repr(token)[:len(tst)], tst)
def test_flatten(self):
token = sql.Token(Keyword, 'foo')
gen = token.flatten()
self.assertEqual(type(gen), types.GeneratorType)
lgen = list(gen)
self.assertEqual(lgen, [token])
class TestTokenList(unittest.TestCase):
def test_repr(self):
p = sqlparse.parse('foo, bar, baz')[0]
tst = "<IdentifierList 'foo, b...' at 0x"
self.assertEqual(repr(p.tokens[0])[:len(tst)], tst)
def test_token_first(self):
p = sqlparse.parse(' select foo')[0]
first = p.token_first()
self.assertEqual(first.value, 'select')
self.assertEqual(p.token_first(ignore_whitespace=False).value, ' ')
self.assertEqual(sql.TokenList([]).token_first(), None)
def test_token_matching(self):
t1 = sql.Token(Keyword, 'foo')
t2 = sql.Token(Punctuation, ',')
x = sql.TokenList([t1, t2])
self.assertEqual(x.token_matching(0, [lambda t: t.ttype is Keyword]),
t1)
self.assertEqual(x.token_matching(0,
[lambda t: t.ttype is Punctuation]),
t2)
self.assertEqual(x.token_matching(1, [lambda t: t.ttype is Keyword]),
None)
class TestStream(unittest.TestCase):
def test_simple(self):
import types
from cStringIO import StringIO
stream = StringIO("SELECT 1; SELECT 2;")
lex = lexer.Lexer()
tokens = lex.get_tokens(stream)
self.assertEqual(len(list(tokens)), 9)
stream.seek(0)
lex.bufsize = 4
tokens = list(lex.get_tokens(stream))
self.assertEqual(len(tokens), 9)
stream.seek(0)
lex.bufsize = len(stream.getvalue())
tokens = list(lex.get_tokens(stream))
self.assertEqual(len(tokens), 9)
def test_error(self):
from cStringIO import StringIO
stream = StringIO("FOOBAR{")
lex = lexer.Lexer()
lex.bufsize = 4
tokens = list(lex.get_tokens(stream))
self.assertEqual(len(tokens), 2)
self.assertEqual(tokens[1][0], Error)
|
