'Navigate to the course wiki tab. When the wiki is accessed for
the first time, it is created on the fly.'

def test_wiki_tab_first_time(self):

    course_wiki = CourseWikiPage(self.browser, self.course_id)
    self.course_info_page.visit()
    self.tab_nav.go_to_tab('Wiki')
    self.assertTrue(self.tab_nav.is_on_tab('Wiki'))
    expected_article_name = '{org}.{course_number}.{course_run}'.format(org=self.course_info['org'], course_number=self.course_info['number'], course_run=self.course_info['run'])
    self.assertEqual(expected_article_name, course_wiki.article_name)
