Coverage for idle_test/test_search.py: 7%

1"Test search, coverage 69%." 

2 

3from idlelib import search (empty)

4import unittest (empty)

5from test.support import requires (empty)

6requires('gui') (empty)

7from tkinter import Tk, Text, BooleanVar 

8from idlelib import searchengine 

9 

10# Does not currently test the event handler wrappers. 

11# A usage test should simulate clicks and check highlighting. 

12# Tests need to be coordinated with SearchDialogBase tests 

13# to avoid duplication. 

14 

15 

16class SearchDialogTest(unittest.TestCase): 

17 

18 @classmethod 

19 def setUpClass(cls): 

20 cls.root = Tk() 

21 

22 @classmethod 

23 def tearDownClass(cls): 

24 cls.root.destroy() 

25 del cls.root 

26 

27 def setUp(self): 

28 self.engine = searchengine.SearchEngine(self.root) 

29 self.dialog = search.SearchDialog(self.root, self.engine) 

30 self.dialog.bell = lambda: None 

31 self.text = Text(self.root) 

32 self.text.insert('1.0', 'Hello World!') 

33 

34 def test_find_again(self): 

35 # Search for various expressions 

36 text = self.text 

37 

38 self.engine.setpat('') 

39 self.assertFalse(self.dialog.find_again(text)) 

40 self.dialog.bell = lambda: None 

41 

42 self.engine.setpat('Hello') 

43 self.assertTrue(self.dialog.find_again(text)) 

44 

45 self.engine.setpat('Goodbye') 

46 self.assertFalse(self.dialog.find_again(text)) 

47 

48 self.engine.setpat('World!') 

49 self.assertTrue(self.dialog.find_again(text)) 

50 

51 self.engine.setpat('Hello World!') 

52 self.assertTrue(self.dialog.find_again(text)) 

53 

54 # Regular expression 

55 self.engine.revar = BooleanVar(self.root, True) 

56 self.engine.setpat('W[aeiouy]r') 

57 self.assertTrue(self.dialog.find_again(text)) 

58 

59 def test_find_selection(self): 

60 # Select some text and make sure it's found 

61 text = self.text 

62 # Add additional line to find 

63 self.text.insert('2.0', 'Hello World!') 

64 

65 text.tag_add('sel', '1.0', '1.4') # Select 'Hello' 

66 self.assertTrue(self.dialog.find_selection(text)) 

67 

68 text.tag_remove('sel', '1.0', 'end') 

69 text.tag_add('sel', '1.6', '1.11') # Select 'World!' 

70 self.assertTrue(self.dialog.find_selection(text)) 

71 

72 text.tag_remove('sel', '1.0', 'end') 

73 text.tag_add('sel', '1.0', '1.11') # Select 'Hello World!' 

74 self.assertTrue(self.dialog.find_selection(text)) 

75 

76 # Remove additional line 

77 text.delete('2.0', 'end') 

78 

79if __name__ == '__main__': 

80 unittest.main(verbosity=2, exit=2)