mirror of https://github.com/python/cpython
96 lines
3.1 KiB
Python
96 lines
3.1 KiB
Python
"Test editor, coverage 35%."
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from idlelib import editor
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import unittest
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from test.support import requires
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from tkinter import Tk
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Editor = editor.EditorWindow
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class EditorWindowTest(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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requires('gui')
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cls.root = Tk()
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cls.root.withdraw()
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@classmethod
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def tearDownClass(cls):
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cls.root.update_idletasks()
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for id in cls.root.tk.call('after', 'info'):
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cls.root.after_cancel(id)
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cls.root.destroy()
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del cls.root
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def test_init(self):
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e = Editor(root=self.root)
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self.assertEqual(e.root, self.root)
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e._close()
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class TestGetLineIndent(unittest.TestCase):
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def test_empty_lines(self):
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for tabwidth in [1, 2, 4, 6, 8]:
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for line in ['', '\n']:
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with self.subTest(line=line, tabwidth=tabwidth):
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self.assertEqual(
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editor.get_line_indent(line, tabwidth=tabwidth),
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(0, 0),
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)
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def test_tabwidth_4(self):
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# (line, (raw, effective))
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tests = (('no spaces', (0, 0)),
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# Internal space isn't counted.
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(' space test', (4, 4)),
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('\ttab test', (1, 4)),
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('\t\tdouble tabs test', (2, 8)),
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# Different results when mixing tabs and spaces.
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(' \tmixed test', (5, 8)),
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(' \t mixed test', (5, 6)),
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('\t mixed test', (5, 8)),
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# Spaces not divisible by tabwidth.
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(' \tmixed test', (3, 4)),
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(' \t mixed test', (3, 5)),
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('\t mixed test', (3, 6)),
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# Only checks spaces and tabs.
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('\nnewline test', (0, 0)))
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for line, expected in tests:
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with self.subTest(line=line):
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self.assertEqual(
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editor.get_line_indent(line, tabwidth=4),
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expected,
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)
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def test_tabwidth_8(self):
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# (line, (raw, effective))
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tests = (('no spaces', (0, 0)),
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# Internal space isn't counted.
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(' space test', (8, 8)),
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('\ttab test', (1, 8)),
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('\t\tdouble tabs test', (2, 16)),
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# Different results when mixing tabs and spaces.
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(' \tmixed test', (9, 16)),
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(' \t mixed test', (9, 10)),
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('\t mixed test', (9, 16)),
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# Spaces not divisible by tabwidth.
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(' \tmixed test', (3, 8)),
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(' \t mixed test', (3, 9)),
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('\t mixed test', (3, 10)),
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# Only checks spaces and tabs.
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('\nnewline test', (0, 0)))
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for line, expected in tests:
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with self.subTest(line=line):
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self.assertEqual(
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editor.get_line_indent(line, tabwidth=8),
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expected,
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)
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if __name__ == '__main__':
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unittest.main(verbosity=2)
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