python-cx_Oracle/test/UnicodeVar.py

235 lines
9.7 KiB
Python

"""Module for testing unicode variables."""
class TestUnicodeVar(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.failUnlessEqual(returnValue.getvalue(), 7)
def testBindUnicode(self):
"test binding in a unicode"
self.cursor.execute("""
select * from TestUnicodes
where UnicodeCol = :value""",
value = u"Unicode \u3042 5")
self.failUnlessEqual(self.cursor.fetchall(), [self.dataByKey[5]])
def testBindDifferentVar(self):
"test binding a different variable on second execution"
retval_1 = self.cursor.var(cx_Oracle.UNICODE, 30)
retval_2 = self.cursor.var(cx_Oracle.UNICODE, 30)
self.cursor.execute(r"begin :retval := unistr('Called \3042'); end;",
retval = retval_1)
self.failUnlessEqual(retval_1.getvalue(), u"Called \u3042")
self.cursor.execute("begin :retval := 'Called'; end;",
retval = retval_2)
self.failUnlessEqual(retval_2.getvalue(), "Called")
def testBindUnicodeAfterNumber(self):
"test binding in a unicode after setting input sizes to a number"
self.cursor.setinputsizes(value = cx_Oracle.NUMBER)
self.cursor.execute("""
select * from TestUnicodes
where UnicodeCol = :value""",
value = u"Unicode \u3042 6")
self.failUnlessEqual(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]
statement = """
begin
:retval := pkg_TestUnicodeArrays.TestInArrays(
:integerValue, :array);
end;"""
self.cursor.execute(statement,
retval = returnValue,
integerValue = 5,
array = array)
self.failUnlessEqual(returnValue.getvalue(), 116)
array = [ u"Unicode - \u3042 %d" % i for i in range(15) ]
self.cursor.execute(statement,
integerValue = 8,
array = array)
self.failUnlessEqual(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.UNICODE, 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.failUnlessEqual(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.UNICODE, 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.failUnlessEqual(returnValue.getvalue(), 118)
def testBindInOutUnicodeArrayByVar(self):
"test binding in/out a unicode array (with arrayvar)"
array = self.cursor.arrayvar(cx_Oracle.UNICODE, 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.failUnlessEqual(array.getvalue(), expectedData)
def testBindOutUnicodeArrayByVar(self):
"test binding out a unicode array (with arrayvar)"
array = self.cursor.arrayvar(cx_Oracle.UNICODE, 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.failUnlessEqual(array.getvalue(), expectedData)
def testBindNull(self):
"test binding in a null"
self.cursor.execute("""
select * from TestUnicodes
where UnicodeCol = :value""",
value = None)
self.failUnlessEqual(self.cursor.fetchall(), [])
def testBindOutSetInputSizesByType(self):
"test binding out with set input sizes defined (by type)"
vars = self.cursor.setinputsizes(value = cx_Oracle.UNICODE)
self.cursor.execute(r"""
begin
:value := unistr('TSI \3042');
end;""")
self.failUnlessEqual(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.UNICODE)
self.cursor.execute(r"""
begin
:value := :value || unistr(' TSI \3042');
end;""",
value = u"InVal \u3041")
self.failUnlessEqual(vars["value"].getvalue(),
u"InVal \u3041 TSI \u3042")
def testBindOutVar(self):
"test binding out with cursor.var() method"
var = self.cursor.var(cx_Oracle.UNICODE)
self.cursor.execute(r"""
begin
:value := unistr('TSI (VAR) \3042');
end;""",
value = var)
self.failUnlessEqual(var.getvalue(), u"TSI (VAR) \u3042")
def testBindInOutVarDirectSet(self):
"test binding in/out with cursor.var() method"
var = self.cursor.var(cx_Oracle.UNICODE)
var.setvalue(0, u"InVal \u3041")
self.cursor.execute(r"""
begin
:value := :value || unistr(' TSI (VAR) \3042');
end;""",
value = var)
self.failUnlessEqual(var.getvalue(), u"InVal \u3041 TSI (VAR) \u3042")
def testUnicodeMaximumReached(self):
"test that an error is raised when maximum unicode length exceeded"
var = self.cursor.setinputsizes(test = cx_Oracle.UNICODE)["test"]
inUnicode = u"1234567890" * 400
var.setvalue(0, inUnicode)
outUnicode = var.getvalue()
self.failUnlessEqual(inUnicode, outUnicode,
"output does not match: in was %d, out was %d" % \
(len(inUnicode), len(outUnicode)))
inUnicode = inUnicode + u"0"
self.failUnlessRaises(ValueError, var.setvalue, 0, inUnicode)
def testCursorDescription(self):
"test cursor description is accurate"
self.cursor.execute("select * from TestUnicodes")
self.failUnlessEqual(self.cursor.description,
[ ('INTCOL', cx_Oracle.NUMBER, 10, 22, 9, 0, 0),
('UNICODECOL', cx_Oracle.UNICODE, 20, 40, 0, 0, 0),
('FIXEDUNICODECOL',
cx_Oracle.FIXED_UNICODE, 40, 80, 0, 0, 0),
('NULLABLECOL', cx_Oracle.UNICODE, 50, 100, 0, 0, 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.failUnlessEqual(self.cursor.fetchall(), self.rawData)
self.failUnlessEqual(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.failUnlessEqual(self.cursor.fetchmany(3), self.rawData[0:3])
self.failUnlessEqual(self.cursor.fetchmany(2), self.rawData[3:5])
self.failUnlessEqual(self.cursor.fetchmany(4), self.rawData[5:9])
self.failUnlessEqual(self.cursor.fetchmany(3), self.rawData[9:])
self.failUnlessEqual(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.failUnlessEqual(self.cursor.fetchone(), self.dataByKey[3])
self.failUnlessEqual(self.cursor.fetchone(), self.dataByKey[4])
self.failUnlessEqual(self.cursor.fetchone(), None)