Added an unit test for bug #871.

http://bugs.pyside.org/show_bug.cgi?id=871

Reviewed by Luciano Wolf <luciano.wolf@openbossa.org>
Reviewed by Renato Araújo <renato.filho@openbossa.org>

2 files changed, 42 insertions, 0 deletions

diff --git a/tests/QtGui/CMakeLists.txt b/tests/QtGui/CMakeLists.txt
index 5aaef04..9afe317 100644
--- a/tests/QtGui/CMakeLists.txt
+++ b/tests/QtGui/CMakeLists.txt
@@ -63,6 +63,7 @@ PYSIDE_TEST(bug_844.py)
 PYSIDE_TEST(bug_854.py)
 PYSIDE_TEST(bug_860.py)
 PYSIDE_TEST(bug_862.py)
+PYSIDE_TEST(bug_871.py)
 PYSIDE_TEST(customproxywidget_test.py)
 PYSIDE_TEST(deepcopy_test.py)
 PYSIDE_TEST(event_filter_test.py)
diff --git a/tests/QtGui/bug_871.py b/tests/QtGui/bug_871.py
new file mode 100644
index 0000000..a4fdbbf
--- /dev/null
+++ b/tests/QtGui/bug_871.py
@@ -0,0 +1,41 @@
+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()
+