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
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
|
# -*- coding: utf-8 -*-
import types
import pytest
import sqlparse
from sqlparse import lexer
from sqlparse import sql, tokens as T
from sqlparse.compat import StringIO
def test_tokenize_simple():
s = 'select * from foo;'
stream = lexer.tokenize(s)
assert isinstance(stream, types.GeneratorType)
tokens = list(stream)
assert len(tokens) == 8
assert len(tokens[0]) == 2
assert tokens[0] == (T.Keyword.DML, 'select')
assert tokens[-1] == (T.Punctuation, ';')
def test_tokenize_backticks():
s = '`foo`.`bar`'
tokens = list(lexer.tokenize(s))
assert len(tokens) == 3
assert tokens[0] == (T.Name, '`foo`')
@pytest.mark.parametrize('s', ['foo\nbar\n', 'foo\rbar\r',
'foo\r\nbar\r\n', 'foo\r\nbar\n'])
def test_tokenize_linebreaks(s):
# issue1
tokens = lexer.tokenize(s)
assert ''.join(str(x[1]) for x in tokens) == s
def test_tokenize_inline_keywords():
# issue 7
s = "create created_foo"
tokens = list(lexer.tokenize(s))
assert len(tokens) == 3
assert tokens[0][0] == T.Keyword.DDL
assert tokens[2][0] == T.Name
assert tokens[2][1] == 'created_foo'
s = "enddate"
tokens = list(lexer.tokenize(s))
assert len(tokens) == 1
assert tokens[0][0] == T.Name
s = "join_col"
tokens = list(lexer.tokenize(s))
assert len(tokens) == 1
assert tokens[0][0] == T.Name
s = "left join_col"
tokens = list(lexer.tokenize(s))
assert len(tokens) == 3
assert tokens[2][0] == T.Name
assert tokens[2][1] == 'join_col'
def test_tokenize_negative_numbers():
s = "values(-1)"
tokens = list(lexer.tokenize(s))
assert len(tokens) == 4
assert tokens[2][0] == T.Number.Integer
assert tokens[2][1] == '-1'
def test_token_str():
token = sql.Token(None, 'FoO')
assert str(token) == 'FoO'
def test_token_repr():
token = sql.Token(T.Keyword, 'foo')
tst = "<Keyword 'foo' at 0x"
assert repr(token)[:len(tst)] == tst
token = sql.Token(T.Keyword, '1234567890')
tst = "<Keyword '123456...' at 0x"
assert repr(token)[:len(tst)] == tst
def test_token_flatten():
token = sql.Token(T.Keyword, 'foo')
gen = token.flatten()
assert isinstance(gen, types.GeneratorType)
lgen = list(gen)
assert lgen == [token]
def test_tokenlist_repr():
p = sqlparse.parse('foo, bar, baz')[0]
tst = "<IdentifierList 'foo, b...' at 0x"
assert repr(p.tokens[0])[:len(tst)] == tst
def test_single_quotes():
p = sqlparse.parse("'test'")[0]
tst = "<Single \"'test'\" at 0x"
assert repr(p.tokens[0])[:len(tst)] == tst
def test_tokenlist_first():
p = sqlparse.parse(' select foo')[0]
first = p.token_first()
assert first.value == 'select'
assert p.token_first(skip_ws=False).value == ' '
assert sql.TokenList([]).token_first() is None
def test_tokenlist_token_matching():
t1 = sql.Token(T.Keyword, 'foo')
t2 = sql.Token(T.Punctuation, ',')
x = sql.TokenList([t1, t2])
assert x.token_matching([lambda t: t.ttype is T.Keyword], 0) == t1
assert x.token_matching([lambda t: t.ttype is T.Punctuation], 0) == t2
assert x.token_matching([lambda t: t.ttype is T.Keyword], 1) is None
def test_stream_simple():
stream = StringIO("SELECT 1; SELECT 2;")
tokens = lexer.tokenize(stream)
assert len(list(tokens)) == 9
stream.seek(0)
tokens = list(lexer.tokenize(stream))
assert len(tokens) == 9
stream.seek(0)
tokens = list(lexer.tokenize(stream))
assert len(tokens) == 9
def test_stream_error():
stream = StringIO("FOOBAR{")
tokens = list(lexer.tokenize(stream))
assert len(tokens) == 2
assert tokens[1][0] == T.Error
@pytest.mark.parametrize('expr', [
'JOIN',
'LEFT JOIN',
'LEFT OUTER JOIN',
'FULL OUTER JOIN',
'NATURAL JOIN',
'CROSS JOIN',
'STRAIGHT JOIN',
'INNER JOIN',
'LEFT INNER JOIN'])
def test_parse_join(expr):
p = sqlparse.parse('{0} foo'.format(expr))[0]
assert len(p.tokens) == 3
assert p.tokens[0].ttype is T.Keyword
def test_parse_union(): # issue294
p = sqlparse.parse('UNION ALL')[0]
assert len(p.tokens) == 1
assert p.tokens[0].ttype is T.Keyword
@pytest.mark.parametrize('s', ['END IF', 'END IF', 'END\t\nIF',
'END LOOP', 'END LOOP', 'END\t\nLOOP'])
def test_parse_endifloop(s):
p = sqlparse.parse(s)[0]
assert len(p.tokens) == 1
assert p.tokens[0].ttype is T.Keyword
@pytest.mark.parametrize('s', [
'foo',
'Foo',
'FOO',
'v$name', # issue291
])
def test_parse_identifiers(s):
p = sqlparse.parse(s)[0]
assert len(p.tokens) == 1
token = p.tokens[0]
assert str(token) == s
assert isinstance(token, sql.Identifier)
|
