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annotate test/test_cmdexpand.py @ 309:3749b8285b93

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author Bernhard Herzog <bh@intevation.de>
date Tue, 01 Dec 2009 18:54:34 +0000
parents a2ce575ce82b
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44
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1 # Copyright (C) 2007 by Intevation GmbH
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2 # Authors:
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3 # Bernhard Herzog <bh@intevation.de>
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4 #
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5 # This program is free software under the GPL (>=v2)
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6 # Read the file COPYING coming with the software for details.
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7
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8 """Tests for the cmdexpand function"""
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9
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10 import unittest
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11
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12 from treepkg.cmdexpand import cmdexpand
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13
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14
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15 class TestCMDExpand(unittest.TestCase):
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16
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17 def test_words(self):
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18 """Test cmdexpand with simple whitespace separated words"""
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19 self.assertEquals(cmdexpand("abc defg xyz zy"),
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20 ['abc', 'defg', 'xyz', 'zy'])
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21
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22 def test_single_quoted(self):
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23 """Test cmdexpand with some single quoted words"""
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24 self.assertEquals(cmdexpand("abc 'defg xyz' zy"),
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25 ['abc', 'defg xyz', 'zy'])
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26
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27 def test_double_quoted(self):
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28 """Test cmdexpand with some double quoted words"""
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29 self.assertEquals(cmdexpand('abc "defg xyz" zy'),
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30 ['abc', 'defg xyz', 'zy'])
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31
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32 def test_word_expansion(self):
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33 """Test cmdexpand with simple word expansion"""
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34 self.assertEquals(cmdexpand('abc $foo ghi', foo="def"),
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35 ['abc', 'def', 'ghi'])
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36 self.assertEquals(cmdexpand('abc $foo ghi $bar', foo="def", bar="X"),
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37 ['abc', 'def', 'ghi', 'X'])
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38
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39 def test_word_expansion_braced_name(self):
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40 """Test cmdexpand with word expansion using braced names"""
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41 self.assertEquals(cmdexpand('abc ${foo} x${foo}y ghi', foo="def"),
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42 ['abc', 'def', 'xdefy', 'ghi'])
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43
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44 def test_word_expansion_non_byte_string(self):
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45 """Test cmdexpand quoting of dollar signs"""
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46 self.assertEquals(cmdexpand('abc $foo $bar ghi', foo=123, bar=u"1 2 3"),
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47 ['abc', '123', '1 2 3', 'ghi'])
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48
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49 def test_word_expansion_non_identifier(self):
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50 """Test cmdexpand word expansion if dollar not followed by identifier"""
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51 # $ immediately followed by a non-identifier character
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52 self.assertRaises(ValueError, cmdexpand, 'abc $#foo bar', foo="def")
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53
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54 def test_word_expansion_inside_words(self):
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55 """Test cmdexpand word expansions in parts of words"""
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56 self.assertEquals(cmdexpand("$foo x$bar y$baz.",
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57 foo="abc", bar="yz", baz="zx"),
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58 ["abc", "xyz", "yzx."])
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59 self.assertEquals(cmdexpand("$foo x$bar-$baz.",
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60 foo="abc", bar="yz", baz="zx"),
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61 ["abc", "xyz-zx."])
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62
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63 def test_case_sensitivity(self):
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64 """Test case sensitivity of expansion keys"""
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65 self.assertEquals(cmdexpand('abc $foo $Foo $FOO',
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66 foo="def", Foo="DEF", FOO="Def"),
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67 ['abc', 'def', 'DEF', 'Def'])
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68
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69 def test_list_expansion(self):
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70 """Test cmdexpand with list expansion"""
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71 self.assertEquals(cmdexpand('abc @foo ghi', foo=["d", "e", "f"]),
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72 ['abc', 'd', 'e', 'f', 'ghi'])
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73
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74 def test_list_expansion_non_string(self):
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75 """Test cmdexpand with list expansion"""
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76 self.assertEquals(cmdexpand('abc @foo ghi', foo=[1, 1.0, None]),
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77 ['abc', '1', '1.0', 'None', 'ghi'])
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78
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79 def test_list_expansion_with_iterators(self):
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80 """Test cmdexpand with list expansion using an iterator"""
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81 self.assertEquals(cmdexpand('abc @foo ghi',
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82 foo=(i**2 for i in range(3))),
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83 ['abc', '0', '1', '4', 'ghi'])
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84
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85 def test_list_expansion_non_identifier(self):
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86 """Test cmdexpand with at-sign not followed by identifier"""
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87 # @+identifier do not cover entire word
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88 self.assertRaises(ValueError, cmdexpand, 'abc @foo, ghi',
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89 foo=["d", "e", "f"])
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90
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91 # @ immediately followed by a non-identifier character
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92 self.assertRaises(ValueError, cmdexpand, 'abc @. z')
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93
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94 def test_list_expansion_inside_word(self):
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95 """Test whether cmdexpand raises ValueError for at-signs inside words"""
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96 self.assertRaises(ValueError, cmdexpand, 'abc x@foo ghi',
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97 foo=["d", "e", "f"])
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98
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99
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100 def test_dollar_quoting(self):
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101 """Test cmdexpand quoting of dollar signs"""
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102 self.assertEquals(cmdexpand('abc $$foo $foo g$$hi', foo="def"),
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103 ['abc', '$foo', 'def', 'g$hi'])
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104
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105 def test_atsign_quoting(self):
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106 """Test cmdexpand quoting of at-signs"""
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107 self.assertEquals(cmdexpand('abc @foo $@foo g$@i', foo=["d", "e", "f"]),
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108 ['abc', 'd', 'e', 'f', '@foo', 'g@i'])
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109
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110 def test_interaction_with_shlex_quoting(self):
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111 """Test cmdexpand's interaction with shlex's quoting"""
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112 # Unlike unix-shells the expansion isn't influenced much by
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113 # shell quoting as supported by shlex.
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114 self.assertEquals(cmdexpand('abc "@foo" \'@foo\' ghi',
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115 foo=["d", "e", "f"]),
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116 ['abc', 'd', 'e', 'f', 'd', 'e', 'f', 'ghi'])
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117 self.assertEquals(cmdexpand('abc "$foo" \'$foo\' ghi', foo="def"),
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118 ['abc', 'def', 'def', 'ghi'])
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119 self.assertEquals(cmdexpand('abc " $foo" \'a $foo\' ghi', foo="def"),
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120 ['abc', ' def', 'a def', 'ghi'])
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121
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122
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123 if __name__ == "__main__":
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124 unittest.main()
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