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Issue #20067: Tkinter variables now work when wantobjects is false.

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This commit is contained in:
Serhiy Storchaka 2013-12-26 20:06:05 +02:00
parent e80e806b3a
commit d97c01ff28
3 changed files with 14 additions and 9 deletions
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15
Lib/tkinter/test/test_tkinter/test_variables.py
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@ -24,6 +24,9 @@ class TestBase(unittest.TestCase):
class TestVariable(TestBase):
def info_exists(self, *args):
return self.root.getboolean(self.root.call("info", "exists", *args))
def test_default(self):
v = Variable(self.root)
self.assertEqual("", v.get())
@ -35,21 +38,21 @@ class TestVariable(TestBase):
self.assertEqual("varname", str(v))
def test___del__(self):
self.assertFalse(self.root.call("info", "exists", "varname"))
self.assertFalse(self.info_exists("varname"))
v = Variable(self.root, "sample string", "varname")
self.assertTrue(self.root.call("info", "exists", "varname"))
self.assertTrue(self.info_exists("varname"))
del v
self.assertFalse(self.root.call("info", "exists", "varname"))
self.assertFalse(self.info_exists("varname"))
def test_dont_unset_not_existing(self):
self.assertFalse(self.root.call("info", "exists", "varname"))
self.assertFalse(self.info_exists("varname"))
v1 = Variable(self.root, name="name")
v2 = Variable(self.root, name="name")
del v1
self.assertFalse(self.root.call("info", "exists", "name"))
self.assertFalse(self.info_exists("name"))
# shouldn't raise exception
del v2
self.assertFalse(self.root.call("info", "exists", "name"))
self.assertFalse(self.info_exists("name"))
def test___eq__(self):
# values doesn't matter, only class and name are checked