1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import platform
import tempfile
import os
import pexpect
import unittest
import PexpectTestCase
# the program cat(1) may display ^D\x08\x08 when \x04 (EOF, Ctrl-D) is sent
_CAT_EOF = '^D\x08\x08'
class UnicodeTests(PexpectTestCase.PexpectTestCase):
def test_expect_basic (self):
p = pexpect.spawnu('cat')
p.sendline('Hello')
p.sendline('there')
p.sendline('Mr. þython') # þ is more like th than p, but never mind
p.expect('Hello')
p.expect('there')
p.expect('Mr. þython')
p.sendeof ()
p.expect (pexpect.EOF)
def test_expect_exact_basic (self):
p = pexpect.spawnu('cat')
p.sendline('Hello')
p.sendline('there')
p.sendline('Mr. þython')
p.expect_exact('Hello')
p.expect_exact('there')
p.expect_exact('Mr. þython')
p.sendeof()
p.expect_exact (pexpect.EOF)
def test_expect_echo (self):
'''This tests that echo can be turned on and off.
'''
p = pexpect.spawnu('cat', timeout=10)
self._expect_echo(p)
def test_expect_echo_exact (self):
'''Like test_expect_echo(), but using expect_exact().
'''
p = pexpect.spawnu('cat', timeout=10)
p.expect = p.expect_exact
self._expect_echo(p)
def _expect_echo (self, p):
p.sendline('1234') # Should see this twice (once from tty echo and again from cat).
index = p.expect (['1234', 'abcdé', 'wxyz', pexpect.EOF, pexpect.TIMEOUT])
assert index == 0, (index, p.before)
index = p.expect (['1234', 'abcdé', 'wxyz', pexpect.EOF])
assert index == 0, index
p.setecho(0) # Turn off tty echo
p.sendline('abcdé') # Now, should only see this once.
p.sendline('wxyz') # Should also be only once.
index = p.expect ([pexpect.EOF,pexpect.TIMEOUT, 'abcdé', 'wxyz', '1234'])
assert index == 2, index
index = p.expect ([pexpect.EOF, 'abcdé', 'wxyz', '7890'])
assert index == 2, index
p.setecho(1) # Turn on tty echo
p.sendline('7890') # Should see this twice.
index = p.expect ([pexpect.EOF, 'abcdé', 'wxyz', '7890'])
assert index == 3, index
index = p.expect ([pexpect.EOF, 'abcdé', 'wxyz', '7890'])
assert index == 3, index
p.sendeof()
def test_log_unicode(self):
msg = "abcΩ÷"
filename_send = tempfile.mktemp()
filename_read = tempfile.mktemp()
p = pexpect.spawnu('cat')
if platform.python_version_tuple() < ('3', '0', '0'):
import codecs
def open(fname, mode, **kwargs):
if 'newline' in kwargs:
del kwargs['newline']
return codecs.open(fname, mode, **kwargs)
else:
import io
open = io.open
p.logfile_send = open(filename_send, 'w', encoding='utf-8')
p.logfile_read = open(filename_read, 'w', encoding='utf-8')
p.sendline(msg)
p.sendeof()
p.expect(pexpect.EOF)
p.close()
p.logfile_send.close()
p.logfile_read.close()
# ensure the 'send' log is correct,
with open(filename_send, 'r', encoding='utf-8') as f:
self.assertEqual(f.read(), msg + '\n\x04')
# ensure the 'read' log is correct,
with open(filename_read, 'r', encoding='utf-8', newline='') as f:
output = f.read().replace(_CAT_EOF, '')
self.assertEqual(output, (msg + '\r\n')*2 )
def test_spawn_expect_ascii_unicode(self):
# A bytes-based spawn should be able to handle ASCII-only unicode, for
# backwards compatibility.
p = pexpect.spawn('cat')
p.sendline('Camelot')
p.expect('Camelot')
p.sendline('Aargh')
p.sendline('Aårgh')
p.expect_exact('Aargh')
try:
p.expect_exact('Aårgh')
assert False, 'should have raised UnicodeEncodeError'
except UnicodeEncodeError, err:
# basically assert the error that this fork of pexpect was meant to
# resolve, 'ascii' codec can't encode character u'\xe5' in
# position 1: ordinal not in range(128)
pass
p.sendeof()
p.expect(pexpect.EOF)
def test_spawn_send_unicode(self):
# A bytes-based spawn should be able to send arbitrary unicode
p = pexpect.spawn('cat')
p.sendline('3½')
p.sendeof()
p.expect(pexpect.EOF)
def test_utf8_driven_editor (self):
# requires 'ed' editor
if pexpect.which('ed') is None:
self.skipTest('ed(1) not found in path')
p = pexpect.spawnu('ed UTF-8-demo.txt')
# encoding='utf-8',
# env={'LANG':'en_US.UTF-8'})
# should report some number of characters upon opening
p.expect(u'14052', timeout=1)
# Search for term 'Greek anthem', then print the 2nd line following,
p.sendline(u'/Greek anthem/2p')
# echo back, and result
p.expect(u'/Greek anthem/2p', timeout=1)
p.expect(u'Σὲ γνωρίζω ἀπὸ τὴν κόψη', timeout=1)
# p.expect(u'\u03a3\u1f72 \u03b3\u03bd\u03c9\u03c1\u1f77\u03b6\u03c9 '
# u'\u1f00\u03c0\u1f78 \u03c4\u1f74\u03bd \u03ba\u1f79\u03c8\u03b7', timeout=1)
# bye!
p.sendline('q')
p.expect('q', timeout=1)
def test_utf8_driven_vim (self):
# requires 'vim' editor
if pexpect.which('vim') is None:
self.skipTest('vim(1) not found in path')
p = pexpect.spawnu('vim --nofork UTF-8-demo.txt')
# encoding='utf-8',
# env={'LANG':'en_US.UTF-8'})
# should report some number of characters upon opening
p.expect(u'14052', timeout=1)
# Search for term 'Greek anthem', then print the 2nd line following,
p.send('0G')
p.sendline(u'/Greek anthem')
p.send('jj')
# echo back, and result
# p.expect(u'/Greek anthem/2p', timeout=1)
p.expect(u'Σὲ γνωρίζω ἀπὸ τὴν κόψη', timeout=1)
# p.expect(u'\u03a3\u1f72 \u03b3\u03bd\u03c9\u03c1\u1f77\u03b6\u03c9 '
# u'\u1f00\u03c0\u1f78 \u03c4\u1f74\u03bd \u03ba\u1f79\u03c8\u03b7', timeout=1)
# bye!
p.sendline('!q')
p.expect('!q', timeout=1)
if __name__ == '__main__':
unittest.main()
suite = unittest.makeSuite(UnicodeTests, 'test')
|
