{{ message }}
forked from oracle/python-cx_Oracle
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathNCharVar.py
More file actions
236 lines (214 loc) · 9.68 KB
/
Copy pathNCharVar.py
File metadata and controls
236 lines (214 loc) · 9.68 KB
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
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
#------------------------------------------------------------------------------
# Copyright 2016, 2017, Oracle and/or its affiliates. All rights reserved.
#
# Portions Copyright 2007-2015, Anthony Tuininga. All rights reserved.
#
# Portions Copyright 2001-2007, Computronix (Canada) Ltd., Edmonton, Alberta,
# Canada. All rights reserved.
#------------------------------------------------------------------------------
"""Module for testing NCHAR variables."""
class TestNCharVar(BaseTestCase):
def setUp(self):
BaseTestCase.setUp(self)
self.rawData = []
self.dataByKey = {}
for i in range(1, 11):
unicodeCol = u"Unicode \u3042 %d" % i
fixedCharCol = (u"Fixed Unicode %d" % i).ljust(40)
if i % 2:
nullableCol = u"Nullable %d" % i
else:
nullableCol = None
dataTuple = (i, unicodeCol, fixedCharCol, nullableCol)
self.rawData.append(dataTuple)
self.dataByKey[i] = dataTuple
def testUnicodeLength(self):
"test value length"
returnValue = self.cursor.var(int)
self.cursor.execute("""
begin
:retval := LENGTH(:value);
end;""",
value = u"InVal \u3042",
retval = returnValue)
self.assertEqual(returnValue.getvalue(), 7)
def testBindUnicode(self):
"test binding in a unicode"
self.cursor.setinputsizes(value = cx_Oracle.NCHAR)
self.cursor.execute("""
select * from TestUnicodes
where UnicodeCol = :value""",
value = u"Unicode \u3042 5")
self.assertEqual(self.cursor.fetchall(), [self.dataByKey[5]])
def testBindDifferentVar(self):
"test binding a different variable on second execution"
retval_1 = self.cursor.var(cx_Oracle.NCHAR, 30)
retval_2 = self.cursor.var(cx_Oracle.NCHAR, 30)
self.cursor.execute(r"begin :retval := unistr('Called \3042'); end;",
retval = retval_1)
self.assertEqual(retval_1.getvalue(), u"Called \u3042")
self.cursor.execute("begin :retval := 'Called'; end;",
retval = retval_2)
self.assertEqual(retval_2.getvalue(), "Called")
def testBindUnicodeAfterNumber(self):
"test binding in a unicode after setting input sizes to a number"
unicodeVal = self.cursor.var(cx_Oracle.NCHAR)
unicodeVal.setvalue(0, u"Unicode \u3042 6")
self.cursor.setinputsizes(value = cx_Oracle.NUMBER)
self.cursor.execute("""
select * from TestUnicodes
where UnicodeCol = :value""",
value = unicodeVal)
self.assertEqual(self.cursor.fetchall(), [self.dataByKey[6]])
def testBindUnicodeArrayDirect(self):
"test binding in a unicode array"
returnValue = self.cursor.var(cx_Oracle.NUMBER)
array = [r[1] for r in self.rawData]
arrayVar = self.cursor.arrayvar(cx_Oracle.NCHAR, array)
statement = """
begin
:retval := pkg_TestUnicodeArrays.TestInArrays(
:integerValue, :array);
end;"""
self.cursor.execute(statement,
retval = returnValue,
integerValue = 5,
array = arrayVar)
self.assertEqual(returnValue.getvalue(), 116)
array = [ u"Unicode - \u3042 %d" % i for i in range(15) ]
arrayVar = self.cursor.arrayvar(cx_Oracle.NCHAR, array)
self.cursor.execute(statement,
integerValue = 8,
array = arrayVar)
self.assertEqual(returnValue.getvalue(), 208)
def testBindUnicodeArrayBySizes(self):
"test binding in a unicode array (with setinputsizes)"
returnValue = self.cursor.var(cx_Oracle.NUMBER)
self.cursor.setinputsizes(array = [cx_Oracle.NCHAR, 10])
array = [r[1] for r in self.rawData]
self.cursor.execute("""
begin
:retval := pkg_TestUnicodeArrays.TestInArrays(:integerValue,
:array);
end;""",
retval = returnValue,
integerValue = 6,
array = array)
self.assertEqual(returnValue.getvalue(), 117)
def testBindUnicodeArrayByVar(self):
"test binding in a unicode array (with arrayvar)"
returnValue = self.cursor.var(cx_Oracle.NUMBER)
array = self.cursor.arrayvar(cx_Oracle.NCHAR, 10, 20)
array.setvalue(0, [r[1] for r in self.rawData])
self.cursor.execute("""
begin
:retval := pkg_TestUnicodeArrays.TestInArrays(:integerValue,
:array);
end;""",
retval = returnValue,
integerValue = 7,
array = array)
self.assertEqual(returnValue.getvalue(), 118)
def testBindInOutUnicodeArrayByVar(self):
"test binding in/out a unicode array (with arrayvar)"
array = self.cursor.arrayvar(cx_Oracle.NCHAR, 10, 100)
originalData = [r[1] for r in self.rawData]
format = u"Converted element \u3042 # %d originally had length %d"
expectedData = [format % (i, len(originalData[i - 1])) \
for i in range(1, 6)] + originalData[5:]
array.setvalue(0, originalData)
self.cursor.execute("""
begin
pkg_TestUnicodeArrays.TestInOutArrays(:numElems, :array);
end;""",
numElems = 5,
array = array)
self.assertEqual(array.getvalue(), expectedData)
def testBindOutUnicodeArrayByVar(self):
"test binding out a unicode array (with arrayvar)"
array = self.cursor.arrayvar(cx_Oracle.NCHAR, 6, 100)
format = u"Test out element \u3042 # %d"
expectedData = [format % i for i in range(1, 7)]
self.cursor.execute("""
begin
pkg_TestUnicodeArrays.TestOutArrays(:numElems, :array);
end;""",
numElems = 6,
array = array)
self.assertEqual(array.getvalue(), expectedData)
def testBindNull(self):
"test binding in a null"
self.cursor.execute("""
select * from TestUnicodes
where UnicodeCol = :value""",
value = None)
self.assertEqual(self.cursor.fetchall(), [])
def testBindOutSetInputSizesByType(self):
"test binding out with set input sizes defined (by type)"
vars = self.cursor.setinputsizes(value = cx_Oracle.NCHAR)
self.cursor.execute(r"""
begin
:value := unistr('TSI \3042');
end;""")
self.assertEqual(vars["value"].getvalue(), u"TSI \u3042")
def testBindInOutSetInputSizesByType(self):
"test binding in/out with set input sizes defined (by type)"
vars = self.cursor.setinputsizes(value = cx_Oracle.NCHAR)
self.cursor.execute(r"""
begin
:value := :value || unistr(' TSI \3042');
end;""",
value = u"InVal \u3041")
self.assertEqual(vars["value"].getvalue(),
u"InVal \u3041 TSI \u3042")
def testBindOutVar(self):
"test binding out with cursor.var() method"
var = self.cursor.var(cx_Oracle.NCHAR)
self.cursor.execute(r"""
begin
:value := unistr('TSI (VAR) \3042');
end;""",
value = var)
self.assertEqual(var.getvalue(), u"TSI (VAR) \u3042")
def testBindInOutVarDirectSet(self):
"test binding in/out with cursor.var() method"
var = self.cursor.var(cx_Oracle.NCHAR)
var.setvalue(0, u"InVal \u3041")
self.cursor.execute(r"""
begin
:value := :value || unistr(' TSI (VAR) \3042');
end;""",
value = var)
self.assertEqual(var.getvalue(), u"InVal \u3041 TSI (VAR) \u3042")
def testCursorDescription(self):
"test cursor description is accurate"
self.cursor.execute("select * from TestUnicodes")
self.assertEqual(self.cursor.description,
[ ('INTCOL', cx_Oracle.NUMBER, 10, None, 9, 0, 0),
('UNICODECOL', cx_Oracle.NCHAR, 20, 80, None, None, 0),
('FIXEDUNICODECOL', cx_Oracle.FIXED_NCHAR, 40, 160, None,
None, 0),
('NULLABLECOL', cx_Oracle.NCHAR, 50, 200, None, None, 1) ])
def testFetchAll(self):
"test that fetching all of the data returns the correct results"
self.cursor.execute("select * From TestUnicodes order by IntCol")
self.assertEqual(self.cursor.fetchall(), self.rawData)
self.assertEqual(self.cursor.fetchall(), [])
def testFetchMany(self):
"test that fetching data in chunks returns the correct results"
self.cursor.execute("select * From TestUnicodes order by IntCol")
self.assertEqual(self.cursor.fetchmany(3), self.rawData[0:3])
self.assertEqual(self.cursor.fetchmany(2), self.rawData[3:5])
self.assertEqual(self.cursor.fetchmany(4), self.rawData[5:9])
self.assertEqual(self.cursor.fetchmany(3), self.rawData[9:])
self.assertEqual(self.cursor.fetchmany(3), [])
def testFetchOne(self):
"test that fetching a single row returns the correct results"
self.cursor.execute("""
select *
from TestUnicodes
where IntCol in (3, 4)
order by IntCol""")
self.assertEqual(self.cursor.fetchone(), self.dataByKey[3])
self.assertEqual(self.cursor.fetchone(), self.dataByKey[4])
self.assertEqual(self.cursor.fetchone(), None)
You can’t perform that action at this time.