def test_middle_of_line(self):
     e = get_excerpt("some text <!-- split --> more text")
     self.assertEquals(e, "some text <!-- split --> more text")

 def test_auto_split(self):
     e = get_excerpt("para one\n\npara two\n\npara three")
     self.assertEquals(e, 'para one\n\npara two')

 def test_middle_of_para(self):
     e = get_excerpt("some text\n<!-- split -->\nmore text")
     self.assertEquals(e, 'some text')

 def test_split(self):
     e = get_excerpt("some content\n\n<!-- split -->\n\nsome more")
     self.assertEquals(e, 'some content\n')