Use specific asserts in tkinter tests #63801

assignee = 'https://github.com/serhiy-storchaka'
closed_at = <Date 2013-11-17.12:48:30.270>
created_at = <Date 2013-11-15.08:09:59.002>
labels = ['tests', 'type-feature', 'expert-tkinter']
title = 'Use specific asserts in tkinter tests'
updated_at = <Date 2013-11-17.12:48:30.270>
user = 'https://github.com/serhiy-storchaka'

activity = <Date 2013-11-17.12:48:30.270>
actor = 'serhiy.storchaka'
assignee = 'serhiy.storchaka'
closed = True
closed_date = <Date 2013-11-17.12:48:30.270>
closer = 'serhiy.storchaka'
components = ['Tests', 'Tkinter']
creation = <Date 2013-11-15.08:09:59.002>
creator = 'serhiy.storchaka'
dependencies = []
files = ['32633']
hgrepos = []
issue_num = 19602
keywords = ['patch']
message_count = 3.0
messages = ['202924', '203094', '203137']
nosy_count = 3.0
nosy_names = ['ezio.melotti', 'python-dev', 'serhiy.storchaka']
pr_nums = []
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue19602'
versions = ['Python 2.7', 'Python 3.3', 'Python 3.4']