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import unittest
from helper import UsesQApplication
from PySide.QtGui import QLineEdit, QValidator, QIntValidator
'''Bug #871 - http://bugs.pyside.org/show_bug.cgi?id=871'''
class BlankIntValidator(QIntValidator):
def validate(self,input,pos):
if input == '':
return QValidator.Acceptable, input, pos
else:
return QIntValidator.validate(self,input,pos)
class Bug871Test(UsesQApplication):
def testWithoutValidator(self):
edit = QLineEdit()
self.assertEqual(edit.text(), '')
edit.insert('1')
self.assertEqual(edit.text(), '1')
edit.insert('a')
self.assertEqual(edit.text(), '1a')
edit.insert('2')
self.assertEqual(edit.text(), '1a2')
def testWithIntValidator(self):
edit = QLineEdit()
edit.setValidator(BlankIntValidator(edit))
self.assertEqual(edit.text(), '')
edit.insert('1')
self.assertEqual(edit.text(), '1')
edit.insert('a')
self.assertEqual(edit.text(), '1')
edit.insert('2')
self.assertEqual(edit.text(), '12')
if __name__ == "__main__":
unittest.main()
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