1 ## compare_shells: bash
2
3 #### sh -i
4 # Notes:
5 # - OSH prompt goes to stdout and bash goes to stderr
6 # - This test seems to fail on the system bash, but succeeds with spec-bin/bash
7 echo 'echo foo' | PS1='[prompt] ' $SH --rcfile /dev/null -i >out.txt 2>err.txt
8 fgrep -q '[prompt]' out.txt err.txt
9 echo match=$?
10 ## STDOUT:
11 match=0
12 ## END
13
14 #### \[\] are non-printing
15 PS1='\[foo\]\$'
16 echo "${PS1@P}"
17 ## STDOUT:
18 foo$
19 ## END
20
21 #### literal escapes
22 PS1='\a\e\r\n'
23 echo "${PS1@P}"
24 ## stdout-json: "\u0007\u001b\r\n\n"
25
26 #### special case for $
27 # NOTE: This might be broken for # but it's hard to tell since we don't have
28 # root. Could inject __TEST_EUID or something.
29 PS1='$'
30 echo "${PS1@P}"
31 PS1='\$'
32 echo "${PS1@P}"
33 PS1='\\$'
34 echo "${PS1@P}"
35 PS1='\\\$'
36 echo "${PS1@P}"
37 PS1='\\\\$'
38 echo "${PS1@P}"
39 ## STDOUT:
40 $
41 $
42 $
43 \$
44 \$
45 ## END
46
47 #### PS1 evaluation order
48 x='\'
49 y='h'
50 PS1='$x$y'
51 echo "${PS1@P}"
52 ## STDOUT:
53 \h
54 ## END
55
56 #### PS1 evaluation order 2
57 foo=foo_value
58 dir=$TMP/'$foo' # Directory name with a dollar!
59 mkdir -p $dir
60 cd $dir
61 PS1='\w $foo'
62 test "${PS1@P}" = "$PWD foo_value"
63 echo status=$?
64 ## STDOUT:
65 status=0
66 ## END
67
68 #### \1004
69 PS1='\1004$'
70 echo "${PS1@P}"
71 ## STDOUT:
72 @4$
73 ## END
74
75 #### \001 octal literals are supported
76 PS1='[\045]'
77 echo "${PS1@P}"
78 ## STDOUT:
79 [%]
80 ## END
81
82 #### \555 is beyond max octal byte of \377 and wrapped to m
83 PS1='\555$'
84 echo "${PS1@P}"
85 ## STDOUT:
86 m$
87 ## END
88
89 #### \x55 hex literals not supported
90 PS1='[\x55]'
91 echo "${PS1@P}"
92 ## STDOUT:
93 [\x55]
94 ## END
95
96 #### Single backslash
97 PS1='\'
98 echo "${PS1@P}"
99 ## STDOUT:
100 \
101 ## END
102
103 #### Escaped backslash
104 PS1='\\'
105 echo "${PS1@P}"
106 ## STDOUT:
107 \
108 ## END
109
110 #### \0001 octal literals are not supported
111 PS1='[\0455]'
112 echo "${PS1@P}"
113 ## STDOUT:
114 [%5]
115 ## END
116
117 #### \u0001 unicode literals not supported
118 PS1='[\u0001]'
119 USER=$(whoami)
120 test "${PS1@P}" = "[${USER}0001]"
121 echo status=$?
122 ## STDOUT:
123 status=0
124 ## END
125
126 #### constant string
127 PS1='$ '
128 echo "${PS1@P}"
129 ## STDOUT:
130 $
131 ## END
132
133 #### hostname
134
135 # NOTE: This test is not hermetic. On my machine the short and long host name
136 # are the same.
137
138 PS1='\h '
139 test "${PS1@P}" = "$(hostname -s) " # short name
140 echo status=$?
141 PS1='\H '
142 test "${PS1@P}" = "$(hostname) "
143 echo status=$?
144 ## STDOUT:
145 status=0
146 status=0
147 ## END
148
149 #### username
150 PS1='\u '
151 USER=$(whoami)
152 test "${PS1@P}" = "${USER} "
153 echo status=$?
154 ## STDOUT:
155 status=0
156 ## END
157
158 #### current working dir
159 PS1='\w '
160 test "${PS1@P}" = "${PWD} "
161 echo status=$?
162 ## STDOUT:
163 status=0
164 ## END
165
166 #### \W is basename of working dir
167 PS1='\W '
168 test "${PS1@P}" = "$(basename $PWD) "
169 echo status=$?
170 ## STDOUT:
171 status=0
172 ## END
173
174 #### \A for 24 hour time
175 PS1='foo \A bar'
176 echo "${PS1@P}" | egrep -q 'foo [0-9][0-9]:[0-9][0-9] bar'
177 echo matched=$?
178 ## STDOUT:
179 matched=0
180 ## END
181
182 #### \D{%H:%M} for strftime
183 PS1='foo \D{%H:%M} bar'
184 echo "${PS1@P}" | egrep -q 'foo [0-9][0-9]:[0-9][0-9] bar'
185 echo matched=$?
186
187 PS1='foo \D{%H:%M:%S} bar'
188 echo "${PS1@P}" | egrep -q 'foo [0-9][0-9]:[0-9][0-9]:[0-9][0-9] bar'
189 echo matched=$?
190
191 ## STDOUT:
192 matched=0
193 matched=0
194 ## END
195
196 #### \D{} for locale specific strftime
197
198 # In bash y.tab.c uses %X when string is empty
199 # This doesn't seem to match exactly, but meh for now.
200
201 PS1='foo \D{} bar'
202 echo "${PS1@P}" | egrep -q '^foo [0-9][0-9]:[0-9][0-9]:[0-9][0-9]( ..)? bar$'
203 echo matched=$?
204 ## STDOUT:
205 matched=0
206 ## END
207
208 #### \s and \v for shell and version
209 PS1='foo \s bar'
210 echo "${PS1@P}" | egrep -q '^foo (bash|osh) bar$'
211 echo match=$?
212
213 PS1='foo \v bar'
214 echo "${PS1@P}" | egrep -q '^foo [0-9.]+ bar$'
215 echo match=$?
216
217 ## STDOUT:
218 match=0
219 match=0
220 ## END
221
222 #### @P with array
223 $SH -c 'echo ${@@P}' dummy a b c
224 echo status=$?
225 $SH -c 'echo ${*@P}' dummy a b c
226 echo status=$?
227 $SH -c 'a=(x y); echo ${a@P}' dummy a b c
228 echo status=$?
229 ## STDOUT:
230 a b c
231 status=0
232 a b c
233 status=0
234 x
235 status=0
236 ## END
237 ## OK osh STDOUT:
238 status=1
239 status=1
240 x
241 status=0
242 ## END
243
244 #### default PS1
245 #flags='--norc --noprofile'
246 flags='--rcfile /dev/null'
247
248 $SH $flags -i -c 'echo "_${PS1}_"'
249
250 ## STDOUT:
251 _\s-\v\$ _
252 ## END
253