142 lines
4.0 KiB
Python
142 lines
4.0 KiB
Python
"""Unit tests for idlelib.AutoExpand"""
|
|
import unittest
|
|
from test.test_support import requires
|
|
from Tkinter import Text, Tk
|
|
#from idlelib.idle_test.mock_tk import Text
|
|
from idlelib.AutoExpand import AutoExpand
|
|
|
|
|
|
class Dummy_Editwin:
|
|
# AutoExpand.__init__ only needs .text
|
|
def __init__(self, text):
|
|
self.text = text
|
|
|
|
class AutoExpandTest(unittest.TestCase):
|
|
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
if 'Tkinter' in str(Text):
|
|
requires('gui')
|
|
cls.tk = Tk()
|
|
cls.text = Text(cls.tk)
|
|
else:
|
|
cls.text = Text()
|
|
cls.auto_expand = AutoExpand(Dummy_Editwin(cls.text))
|
|
|
|
@classmethod
|
|
def tearDownClass(cls):
|
|
del cls.text, cls.auto_expand
|
|
if hasattr(cls, 'tk'):
|
|
cls.tk.destroy()
|
|
del cls.tk
|
|
|
|
def tearDown(self):
|
|
self.text.delete('1.0', 'end')
|
|
|
|
def test_get_prevword(self):
|
|
text = self.text
|
|
previous = self.auto_expand.getprevword
|
|
equal = self.assertEqual
|
|
|
|
equal(previous(), '')
|
|
|
|
text.insert('insert', 't')
|
|
equal(previous(), 't')
|
|
|
|
text.insert('insert', 'his')
|
|
equal(previous(), 'this')
|
|
|
|
text.insert('insert', ' ')
|
|
equal(previous(), '')
|
|
|
|
text.insert('insert', 'is')
|
|
equal(previous(), 'is')
|
|
|
|
text.insert('insert', '\nsample\nstring')
|
|
equal(previous(), 'string')
|
|
|
|
text.delete('3.0', 'insert')
|
|
equal(previous(), '')
|
|
|
|
text.delete('1.0', 'end')
|
|
equal(previous(), '')
|
|
|
|
def test_before_only(self):
|
|
previous = self.auto_expand.getprevword
|
|
expand = self.auto_expand.expand_word_event
|
|
equal = self.assertEqual
|
|
|
|
self.text.insert('insert', 'ab ac bx ad ab a')
|
|
equal(self.auto_expand.getwords(), ['ab', 'ad', 'ac', 'a'])
|
|
expand('event')
|
|
equal(previous(), 'ab')
|
|
expand('event')
|
|
equal(previous(), 'ad')
|
|
expand('event')
|
|
equal(previous(), 'ac')
|
|
expand('event')
|
|
equal(previous(), 'a')
|
|
|
|
def test_after_only(self):
|
|
# Also add punctuation 'noise' that shoud be ignored.
|
|
text = self.text
|
|
previous = self.auto_expand.getprevword
|
|
expand = self.auto_expand.expand_word_event
|
|
equal = self.assertEqual
|
|
|
|
text.insert('insert', 'a, [ab] ac: () bx"" cd ac= ad ya')
|
|
text.mark_set('insert', '1.1')
|
|
equal(self.auto_expand.getwords(), ['ab', 'ac', 'ad', 'a'])
|
|
expand('event')
|
|
equal(previous(), 'ab')
|
|
expand('event')
|
|
equal(previous(), 'ac')
|
|
expand('event')
|
|
equal(previous(), 'ad')
|
|
expand('event')
|
|
equal(previous(), 'a')
|
|
|
|
def test_both_before_after(self):
|
|
text = self.text
|
|
previous = self.auto_expand.getprevword
|
|
expand = self.auto_expand.expand_word_event
|
|
equal = self.assertEqual
|
|
|
|
text.insert('insert', 'ab xy yz\n')
|
|
text.insert('insert', 'a ac by ac')
|
|
|
|
text.mark_set('insert', '2.1')
|
|
equal(self.auto_expand.getwords(), ['ab', 'ac', 'a'])
|
|
expand('event')
|
|
equal(previous(), 'ab')
|
|
expand('event')
|
|
equal(previous(), 'ac')
|
|
expand('event')
|
|
equal(previous(), 'a')
|
|
|
|
def test_other_expand_cases(self):
|
|
text = self.text
|
|
expand = self.auto_expand.expand_word_event
|
|
equal = self.assertEqual
|
|
|
|
# no expansion candidate found
|
|
equal(self.auto_expand.getwords(), [])
|
|
equal(expand('event'), 'break')
|
|
|
|
text.insert('insert', 'bx cy dz a')
|
|
equal(self.auto_expand.getwords(), [])
|
|
|
|
# reset state by successfully expanding once
|
|
# move cursor to another position and expand again
|
|
text.insert('insert', 'ac xy a ac ad a')
|
|
text.mark_set('insert', '1.7')
|
|
expand('event')
|
|
initial_state = self.auto_expand.state
|
|
text.mark_set('insert', '1.end')
|
|
expand('event')
|
|
new_state = self.auto_expand.state
|
|
self.assertNotEqual(initial_state, new_state)
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main(verbosity=2)
|