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Commit | Line | Data |
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4710c53d | 1 | import pipes\r |
2 | import os\r | |
3 | import string\r | |
4 | import unittest\r | |
5 | from test.test_support import TESTFN, run_unittest, unlink, reap_children\r | |
6 | \r | |
7 | if os.name != 'posix':\r | |
8 | raise unittest.SkipTest('pipes module only works on posix')\r | |
9 | \r | |
10 | TESTFN2 = TESTFN + "2"\r | |
11 | \r | |
12 | # tr a-z A-Z is not portable, so make the ranges explicit\r | |
13 | s_command = 'tr %s %s' % (string.ascii_lowercase, string.ascii_uppercase)\r | |
14 | \r | |
15 | class SimplePipeTests(unittest.TestCase):\r | |
16 | def tearDown(self):\r | |
17 | for f in (TESTFN, TESTFN2):\r | |
18 | unlink(f)\r | |
19 | \r | |
20 | def testSimplePipe1(self):\r | |
21 | t = pipes.Template()\r | |
22 | t.append(s_command, pipes.STDIN_STDOUT)\r | |
23 | f = t.open(TESTFN, 'w')\r | |
24 | f.write('hello world #1')\r | |
25 | f.close()\r | |
26 | with open(TESTFN) as f:\r | |
27 | self.assertEqual(f.read(), 'HELLO WORLD #1')\r | |
28 | \r | |
29 | def testSimplePipe2(self):\r | |
30 | with open(TESTFN, 'w') as f:\r | |
31 | f.write('hello world #2')\r | |
32 | t = pipes.Template()\r | |
33 | t.append(s_command + ' < $IN > $OUT', pipes.FILEIN_FILEOUT)\r | |
34 | t.copy(TESTFN, TESTFN2)\r | |
35 | with open(TESTFN2) as f:\r | |
36 | self.assertEqual(f.read(), 'HELLO WORLD #2')\r | |
37 | \r | |
38 | def testSimplePipe3(self):\r | |
39 | with open(TESTFN, 'w') as f:\r | |
40 | f.write('hello world #2')\r | |
41 | t = pipes.Template()\r | |
42 | t.append(s_command + ' < $IN', pipes.FILEIN_STDOUT)\r | |
43 | with t.open(TESTFN, 'r') as f:\r | |
44 | self.assertEqual(f.read(), 'HELLO WORLD #2')\r | |
45 | \r | |
46 | def testEmptyPipeline1(self):\r | |
47 | # copy through empty pipe\r | |
48 | d = 'empty pipeline test COPY'\r | |
49 | with open(TESTFN, 'w') as f:\r | |
50 | f.write(d)\r | |
51 | with open(TESTFN2, 'w') as f:\r | |
52 | f.write('')\r | |
53 | t=pipes.Template()\r | |
54 | t.copy(TESTFN, TESTFN2)\r | |
55 | with open(TESTFN2) as f:\r | |
56 | self.assertEqual(f.read(), d)\r | |
57 | \r | |
58 | def testEmptyPipeline2(self):\r | |
59 | # read through empty pipe\r | |
60 | d = 'empty pipeline test READ'\r | |
61 | with open(TESTFN, 'w') as f:\r | |
62 | f.write(d)\r | |
63 | t=pipes.Template()\r | |
64 | with t.open(TESTFN, 'r') as f:\r | |
65 | self.assertEqual(f.read(), d)\r | |
66 | \r | |
67 | def testEmptyPipeline3(self):\r | |
68 | # write through empty pipe\r | |
69 | d = 'empty pipeline test WRITE'\r | |
70 | t = pipes.Template()\r | |
71 | with t.open(TESTFN, 'w') as f:\r | |
72 | f.write(d)\r | |
73 | with open(TESTFN) as f:\r | |
74 | self.assertEqual(f.read(), d)\r | |
75 | \r | |
76 | def testQuoting(self):\r | |
77 | safeunquoted = string.ascii_letters + string.digits + '@%_-+=:,./'\r | |
78 | unsafe = '"`$\\!'\r | |
79 | \r | |
80 | self.assertEqual(pipes.quote(''), "''")\r | |
81 | self.assertEqual(pipes.quote(safeunquoted), safeunquoted)\r | |
82 | self.assertEqual(pipes.quote('test file name'), "'test file name'")\r | |
83 | for u in unsafe:\r | |
84 | self.assertEqual(pipes.quote('test%sname' % u),\r | |
85 | "'test%sname'" % u)\r | |
86 | for u in unsafe:\r | |
87 | self.assertEqual(pipes.quote("test%s'name'" % u),\r | |
88 | "'test%s'\"'\"'name'\"'\"''" % u)\r | |
89 | \r | |
90 | def testRepr(self):\r | |
91 | t = pipes.Template()\r | |
92 | self.assertEqual(repr(t), "<Template instance, steps=[]>")\r | |
93 | t.append('tr a-z A-Z', pipes.STDIN_STDOUT)\r | |
94 | self.assertEqual(repr(t),\r | |
95 | "<Template instance, steps=[('tr a-z A-Z', '--')]>")\r | |
96 | \r | |
97 | def testSetDebug(self):\r | |
98 | t = pipes.Template()\r | |
99 | t.debug(False)\r | |
100 | self.assertEqual(t.debugging, False)\r | |
101 | t.debug(True)\r | |
102 | self.assertEqual(t.debugging, True)\r | |
103 | \r | |
104 | def testReadOpenSink(self):\r | |
105 | # check calling open('r') on a pipe ending with\r | |
106 | # a sink raises ValueError\r | |
107 | t = pipes.Template()\r | |
108 | t.append('boguscmd', pipes.SINK)\r | |
109 | self.assertRaises(ValueError, t.open, 'bogusfile', 'r')\r | |
110 | \r | |
111 | def testWriteOpenSource(self):\r | |
112 | # check calling open('w') on a pipe ending with\r | |
113 | # a source raises ValueError\r | |
114 | t = pipes.Template()\r | |
115 | t.prepend('boguscmd', pipes.SOURCE)\r | |
116 | self.assertRaises(ValueError, t.open, 'bogusfile', 'w')\r | |
117 | \r | |
118 | def testBadAppendOptions(self):\r | |
119 | t = pipes.Template()\r | |
120 | \r | |
121 | # try a non-string command\r | |
122 | self.assertRaises(TypeError, t.append, 7, pipes.STDIN_STDOUT)\r | |
123 | \r | |
124 | # try a type that isn't recognized\r | |
125 | self.assertRaises(ValueError, t.append, 'boguscmd', 'xx')\r | |
126 | \r | |
127 | # shouldn't be able to append a source\r | |
128 | self.assertRaises(ValueError, t.append, 'boguscmd', pipes.SOURCE)\r | |
129 | \r | |
130 | # check appending two sinks\r | |
131 | t = pipes.Template()\r | |
132 | t.append('boguscmd', pipes.SINK)\r | |
133 | self.assertRaises(ValueError, t.append, 'boguscmd', pipes.SINK)\r | |
134 | \r | |
135 | # command needing file input but with no $IN\r | |
136 | t = pipes.Template()\r | |
137 | self.assertRaises(ValueError, t.append, 'boguscmd $OUT',\r | |
138 | pipes.FILEIN_FILEOUT)\r | |
139 | t = pipes.Template()\r | |
140 | self.assertRaises(ValueError, t.append, 'boguscmd',\r | |
141 | pipes.FILEIN_STDOUT)\r | |
142 | \r | |
143 | # command needing file output but with no $OUT\r | |
144 | t = pipes.Template()\r | |
145 | self.assertRaises(ValueError, t.append, 'boguscmd $IN',\r | |
146 | pipes.FILEIN_FILEOUT)\r | |
147 | t = pipes.Template()\r | |
148 | self.assertRaises(ValueError, t.append, 'boguscmd',\r | |
149 | pipes.STDIN_FILEOUT)\r | |
150 | \r | |
151 | \r | |
152 | def testBadPrependOptions(self):\r | |
153 | t = pipes.Template()\r | |
154 | \r | |
155 | # try a non-string command\r | |
156 | self.assertRaises(TypeError, t.prepend, 7, pipes.STDIN_STDOUT)\r | |
157 | \r | |
158 | # try a type that isn't recognized\r | |
159 | self.assertRaises(ValueError, t.prepend, 'tr a-z A-Z', 'xx')\r | |
160 | \r | |
161 | # shouldn't be able to prepend a sink\r | |
162 | self.assertRaises(ValueError, t.prepend, 'boguscmd', pipes.SINK)\r | |
163 | \r | |
164 | # check prepending two sources\r | |
165 | t = pipes.Template()\r | |
166 | t.prepend('boguscmd', pipes.SOURCE)\r | |
167 | self.assertRaises(ValueError, t.prepend, 'boguscmd', pipes.SOURCE)\r | |
168 | \r | |
169 | # command needing file input but with no $IN\r | |
170 | t = pipes.Template()\r | |
171 | self.assertRaises(ValueError, t.prepend, 'boguscmd $OUT',\r | |
172 | pipes.FILEIN_FILEOUT)\r | |
173 | t = pipes.Template()\r | |
174 | self.assertRaises(ValueError, t.prepend, 'boguscmd',\r | |
175 | pipes.FILEIN_STDOUT)\r | |
176 | \r | |
177 | # command needing file output but with no $OUT\r | |
178 | t = pipes.Template()\r | |
179 | self.assertRaises(ValueError, t.prepend, 'boguscmd $IN',\r | |
180 | pipes.FILEIN_FILEOUT)\r | |
181 | t = pipes.Template()\r | |
182 | self.assertRaises(ValueError, t.prepend, 'boguscmd',\r | |
183 | pipes.STDIN_FILEOUT)\r | |
184 | \r | |
185 | def testBadOpenMode(self):\r | |
186 | t = pipes.Template()\r | |
187 | self.assertRaises(ValueError, t.open, 'bogusfile', 'x')\r | |
188 | \r | |
189 | def testClone(self):\r | |
190 | t = pipes.Template()\r | |
191 | t.append('tr a-z A-Z', pipes.STDIN_STDOUT)\r | |
192 | \r | |
193 | u = t.clone()\r | |
194 | self.assertNotEqual(id(t), id(u))\r | |
195 | self.assertEqual(t.steps, u.steps)\r | |
196 | self.assertNotEqual(id(t.steps), id(u.steps))\r | |
197 | self.assertEqual(t.debugging, u.debugging)\r | |
198 | \r | |
199 | def test_main():\r | |
200 | run_unittest(SimplePipeTests)\r | |
201 | reap_children()\r | |
202 | \r | |
203 | if __name__ == "__main__":\r | |
204 | test_main()\r |