def test_printer(self):
watch.restore()
s = io.StringIO()
with redirect_stdout(s):
watch.config(file=sys.stdout)
a = [1, 2, 3]
watch(a)
a[0] = 2
unwatch()
self.assertNotEqual(s.getvalue(), "")
def test_stack_limit(self):
watch.restore()
watch.config(stack_limit=1)
s = io.StringIO()
with redirect_stdout(s):
watch.config(file=sys.stdout)
a = [1, 2, 3]
watch(a)
a[0] = 2
unwatch()
self.assertEqual(s.getvalue().count("> "), 1)
def setUp(self):
unwatch()
watch.restore()
def tearDown(self):
watch.restore()
return super().tearDown()