515bca0f96
things that need to be dealt with but the majority of the code has now been transformed to use either Unicode or encoded strings with Oracle.
91 lines
3.5 KiB
Python
91 lines
3.5 KiB
Python
"""Module for testing long and long raw variables."""
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class TestLongVar(BaseTestCase):
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def __PerformTest(self, a_Type, a_InputType):
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self.cursor.execute(u"truncate table Test%ss" % a_Type)
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if a_InputType == cx_Oracle.LONG_STRING:
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longString = u""
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else:
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longString = ""
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for i in range(1, 11):
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if a_InputType == cx_Oracle.LONG_STRING:
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char = unichr(ord('A') + i - 1)
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else:
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char = chr(ord('A') + i - 1)
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longString += char * 25000
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self.cursor.setinputsizes(p_LongString = a_InputType)
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self.cursor.execute(u"""
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insert into Test%ss (
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IntCol,
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%sCol
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) values (
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:p_IntegerValue,
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:p_LongString
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)""" % (a_Type, a_Type),
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p_IntegerValue = i,
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p_LongString = longString)
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self.connection.commit()
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self.cursor.setoutputsize(250000, 2)
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self.cursor.execute(u"""
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select *
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from Test%ss
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order by IntCol""" % a_Type)
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longString = ""
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while 1:
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row = self.cursor.fetchone()
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if row is None:
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break
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integerValue, fetchedValue = row
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char = unichr(ord('A') + integerValue - 1)
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longString += char * 25000
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self.failUnlessEqual(len(fetchedValue), integerValue * 25000)
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self.failUnlessEqual(fetchedValue, longString)
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def testLongs(self):
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"test binding and fetching long data"
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self.__PerformTest("Long", cx_Oracle.LONG_STRING)
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def testLongRaws(self):
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"test binding and fetching long raw data"
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self.__PerformTest("LongRaw", cx_Oracle.LONG_BINARY)
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def testLongCursorDescription(self):
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"test cursor description is accurate for longs"
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self.cursor.execute(u"select * from TestLongs")
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self.failUnlessEqual(self.cursor.description,
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[ (u'INTCOL', cx_Oracle.NUMBER, 10, 22, 9, 0, 0),
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(u'LONGCOL', cx_Oracle.LONG_STRING, -1, 0, 0, 0, 0) ])
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def testLongRawCursorDescription(self):
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"test cursor description is accurate for long raws"
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self.cursor.execute(u"select * from TestLongRaws")
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self.failUnlessEqual(self.cursor.description,
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[ (u'INTCOL', cx_Oracle.NUMBER, 10, 22, 9, 0, 0),
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(u'LONGRAWCOL', cx_Oracle.LONG_BINARY, -1, 0, 0, 0, 0) ])
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def testSetOutputSizesAll(self):
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"test setoutputsizes is valid (all)"
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self.cursor.setoutputsize(25000)
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longVar = self.cursor.execute(u"select * from TestLongRaws")[1]
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self.failUnlessEqual(longVar.maxlength, 25004)
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def testSetOutputSizesWrongColumn(self):
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"test setoutputsizes is valid (wrong column)"
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self.cursor.setoutputsize(25000, 1)
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longVar = self.cursor.execute(u"select * from TestLongRaws")[1]
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self.failUnlessEqual(longVar.maxlength, 131072)
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def testSetOutputSizesRightColumn(self):
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"test setoutputsizes is valid (right column)"
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self.cursor.setoutputsize(35000, 2)
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longVar = self.cursor.execute(u"select * from TestLongs")[1]
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self.failUnlessEqual(longVar.maxlength, 70008)
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def testArraySizeTooLarge(self):
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"test array size too large generates an exception"
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self.cursor.arraysize = 65536
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self.failUnlessRaises(ValueError, self.cursor.execute,
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u"select * from TestLongRaws")
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