'Even if a title already exists the copy is successfull, the original
title remains untouched'

def test_copy_existing_title(self):

    site = 1
    number_start_plugins = CMSPlugin.objects.all().count()
    root_page = Page.objects.on_site(site).get_home()
    create_title(u'de', u'root    page    de', root_page)
    out = StringIO()
    management.call_command(u'cms', u'copy', u'lang', u'--from-lang=en', u'--to-lang=de', interactive=False, stdout=out)
    pages = Page.objects.on_site(site).drafts()
    for page in pages:
        self.assertEqual(set((u'en', u'de')), set(page.get_languages()))
    self.assertEqual(u'root    page    de', Page.objects.on_site(site).get_home().get_title(u'de'))
    self.assertEqual(CMSPlugin.objects.all().count(), (number_start_plugins * 2))
    self.assertEqual(CMSPlugin.objects.filter(language=u'en').count(), number_start_plugins)
    self.assertEqual(CMSPlugin.objects.filter(language=u'de').count(), number_start_plugins)
