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test_field.py
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464 lines (300 loc) · 12.1 KB
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# ===========================================================================
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
# ===========================================================================
import sys, os, string, unittest, types
from Python.Test import FieldTest
from Python.Test import ShortEnum
import System
class FieldTests(unittest.TestCase):
"""Test CLR field support."""
def testPublicInstanceField(self):
"""Test public instance fields."""
object = FieldTest();
self.assertTrue(object.PublicField == 0)
object.PublicField = 1
self.assertTrue(object.PublicField == 1)
def test():
del FieldTest().PublicField
self.assertRaises(TypeError, test)
def testPublicStaticField(self):
"""Test public static fields."""
object = FieldTest();
self.assertTrue(FieldTest.PublicStaticField == 0)
FieldTest.PublicStaticField = 1
self.assertTrue(FieldTest.PublicStaticField == 1)
self.assertTrue(object.PublicStaticField == 1)
object.PublicStaticField = 0
self.assertTrue(object.PublicStaticField == 0)
def test():
del FieldTest.PublicStaticField
self.assertRaises(TypeError, test)
def test():
del FieldTest().PublicStaticField
self.assertRaises(TypeError, test)
def testProtectedInstanceField(self):
"""Test protected instance fields."""
object = FieldTest();
self.assertTrue(object.ProtectedField == 0)
object.ProtectedField = 1
self.assertTrue(object.ProtectedField == 1)
def test():
del FieldTest().ProtectedField
self.assertRaises(TypeError, test)
def testProtectedStaticField(self):
"""Test protected static fields."""
object = FieldTest();
self.assertTrue(FieldTest.ProtectedStaticField == 0)
FieldTest.ProtectedStaticField = 1
self.assertTrue(FieldTest.ProtectedStaticField == 1)
self.assertTrue(object.ProtectedStaticField == 1)
object.ProtectedStaticField = 0
self.assertTrue(object.ProtectedStaticField == 0)
def test():
del FieldTest.ProtectedStaticField
self.assertRaises(TypeError, test)
def test():
del FieldTest().ProtectedStaticField
self.assertRaises(TypeError, test)
def testReadOnlyInstanceField(self):
"""Test readonly instance fields."""
self.assertTrue(FieldTest().ReadOnlyField == 0)
def test():
FieldTest().ReadOnlyField = 1
self.assertRaises(TypeError, test)
def test():
del FieldTest().ReadOnlyField
self.assertRaises(TypeError, test)
def testReadOnlyStaticField(self):
"""Test readonly static fields."""
object = FieldTest();
self.assertTrue(FieldTest.ReadOnlyStaticField == 0)
self.assertTrue(object.ReadOnlyStaticField == 0)
def test():
FieldTest.ReadOnlyStaticField = 1
self.assertRaises(TypeError, test)
def test():
FieldTest().ReadOnlyStaticField = 1
self.assertRaises(TypeError, test)
def test():
del FieldTest.ReadOnlyStaticField
self.assertRaises(TypeError, test)
def test():
del FieldTest().ReadOnlyStaticField
self.assertRaises(TypeError, test)
def testConstantField(self):
"""Test const fields."""
object = FieldTest();
self.assertTrue(FieldTest.ConstField == 0)
self.assertTrue(object.ConstField == 0)
def test():
FieldTest().ConstField = 1
self.assertRaises(TypeError, test)
def test():
FieldTest.ConstField = 1
self.assertRaises(TypeError, test)
def test():
del FieldTest().ConstField
self.assertRaises(TypeError, test)
def test():
del FieldTest.ConstField
self.assertRaises(TypeError, test)
def testInternalField(self):
"""Test internal fields."""
def test():
f = FieldTest().InternalField
self.assertRaises(AttributeError, test)
def test():
f = FieldTest().InternalStaticField
self.assertRaises(AttributeError, test)
def test():
f = FieldTest.InternalStaticField
self.assertRaises(AttributeError, test)
def testPrivateField(self):
"""Test private fields."""
def test():
f = FieldTest().PrivateField
self.assertRaises(AttributeError, test)
def test():
f = FieldTest().PrivateStaticField
self.assertRaises(AttributeError, test)
def test():
f = FieldTest.PrivateStaticField
self.assertRaises(AttributeError, test)
def testFieldDescriptorGetSet(self):
"""Test field descriptor get / set."""
# This test ensures that setting an attribute implemented with
# a descriptor actually goes through the descriptor (rather than
# silently replacing the descriptor in the instance or type dict.
object = FieldTest()
self.assertTrue(FieldTest.PublicStaticField == 0)
self.assertTrue(object.PublicStaticField == 0)
descriptor = FieldTest.__dict__['PublicStaticField']
self.assertTrue(type(descriptor) != types.IntType)
object.PublicStaticField = 0
descriptor = FieldTest.__dict__['PublicStaticField']
self.assertTrue(type(descriptor) != types.IntType)
FieldTest.PublicStaticField = 0
descriptor = FieldTest.__dict__['PublicStaticField']
self.assertTrue(type(descriptor) != types.IntType)
def testFieldDescriptorWrongType(self):
"""Test setting a field using a value of the wrong type."""
def test():
FieldTest().PublicField = "spam"
self.assertRaises(TypeError, test)
def testFieldDescriptorAbuse(self):
"""Test field descriptor abuse."""
desc = FieldTest.__dict__['PublicField']
def test():
desc.__get__(0, 0)
self.assertRaises(TypeError, test)
def test():
desc.__set__(0, 0)
self.assertRaises(TypeError, test)
def testBooleanField(self):
"""Test boolean fields."""
# change this to true / false later for Python 2.3?
object = FieldTest()
self.assertTrue(object.BooleanField == False)
object.BooleanField = True
self.assertTrue(object.BooleanField == True)
object.BooleanField = False
self.assertTrue(object.BooleanField == False)
object.BooleanField = 1
self.assertTrue(object.BooleanField == True)
object.BooleanField = 0
self.assertTrue(object.BooleanField == False)
def testSByteField(self):
"""Test sbyte fields."""
object = FieldTest()
self.assertTrue(object.SByteField == 0)
object.SByteField = 1
self.assertTrue(object.SByteField == 1)
def testByteField(self):
"""Test byte fields."""
object = FieldTest()
self.assertTrue(object.ByteField == 0)
object.ByteField = 1
self.assertTrue(object.ByteField == 1)
def testCharField(self):
"""Test char fields."""
object = FieldTest()
self.assertTrue(object.CharField == u'A')
self.assertTrue(object.CharField == 'A')
object.CharField = 'B'
self.assertTrue(object.CharField == u'B')
self.assertTrue(object.CharField == 'B')
object.CharField = u'C'
self.assertTrue(object.CharField == u'C')
self.assertTrue(object.CharField == 'C')
def testInt16Field(self):
"""Test int16 fields."""
object = FieldTest()
self.assertTrue(object.Int16Field == 0)
object.Int16Field = 1
self.assertTrue(object.Int16Field == 1)
def testInt32Field(self):
"""Test int32 fields."""
object = FieldTest()
self.assertTrue(object.Int32Field == 0)
object.Int32Field = 1
self.assertTrue(object.Int32Field == 1)
def testInt64Field(self):
"""Test int64 fields."""
object = FieldTest()
self.assertTrue(object.Int64Field == 0)
object.Int64Field = 1
self.assertTrue(object.Int64Field == 1)
def testUInt16Field(self):
"""Test uint16 fields."""
object = FieldTest()
self.assertTrue(object.UInt16Field == 0)
object.UInt16Field = 1
self.assertTrue(object.UInt16Field == 1)
def testUInt32Field(self):
"""Test uint32 fields."""
object = FieldTest()
self.assertTrue(object.UInt32Field == 0)
object.UInt32Field = 1
self.assertTrue(object.UInt32Field == 1)
def testUInt64Field(self):
"""Test uint64 fields."""
object = FieldTest()
self.assertTrue(object.UInt64Field == 0)
object.UInt64Field = 1
self.assertTrue(object.UInt64Field == 1)
def testSingleField(self):
"""Test single fields."""
object = FieldTest()
self.assertTrue(object.SingleField == 0.0)
object.SingleField = 1.1
self.assertTrue(object.SingleField == 1.1)
def testDoubleField(self):
"""Test double fields."""
object = FieldTest()
self.assertTrue(object.DoubleField == 0.0)
object.DoubleField = 1.1
self.assertTrue(object.DoubleField == 1.1)
def testDecimalField(self):
"""Test decimal fields."""
object = FieldTest()
self.assertTrue(object.DecimalField == System.Decimal(0))
object.DecimalField = System.Decimal(1)
self.assertTrue(object.DecimalField == System.Decimal(1))
def testStringField(self):
"""Test string fields."""
object = FieldTest()
self.assertTrue(object.StringField == "spam")
object.StringField = "eggs"
self.assertTrue(object.StringField == "eggs")
def testInterfaceField(self):
"""Test interface fields."""
from Python.Test import Spam, ISpam
object = FieldTest()
self.assertTrue(ISpam(object.SpamField).GetValue() == "spam")
self.assertTrue(object.SpamField.GetValue() == "spam")
object.SpamField = Spam("eggs")
self.assertTrue(ISpam(object.SpamField).GetValue() == "eggs")
self.assertTrue(object.SpamField.GetValue() == "eggs")
def testObjectField(self):
"""Test object fields."""
object = FieldTest()
self.assertTrue(object.ObjectField == None)
object.ObjectField = System.String("spam")
self.assertTrue(object.ObjectField == "spam")
object.ObjectField = System.Int32(1)
self.assertTrue(object.ObjectField == 1)
object.ObjectField = None
self.assertTrue(object.ObjectField == None)
def testEnumField(self):
"""Test enum fields."""
object = FieldTest()
self.assertTrue(object.EnumField == ShortEnum.Zero)
object.EnumField = ShortEnum.One
self.assertTrue(object.EnumField == ShortEnum.One)
def testNullableField(self):
"""Test nullable fields."""
object = FieldTest()
object.StringField = None
self.assertTrue(object.StringField == None)
object.ObjectField = None
self.assertTrue(object.ObjectField == None)
object.SpamField = None
self.assertTrue(object.SpamField == None)
# Primitive types and enums should not be set to null.
def test():
FieldTest().Int32Field = None
self.assertRaises(TypeError, test)
def test():
FieldTest().EnumField = None
self.assertRaises(TypeError, test)
def test_suite():
return unittest.makeSuite(FieldTests)
def main():
unittest.TextTestRunner().run(test_suite())
if __name__ == '__main__':
main()