| 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 | ## BUG bash stdout-json: "\\\u0002\n"
|
| 100 | ## STDOUT:
|
| 101 | \
|
| 102 | ## END
|
| 103 |
|
| 104 | #### Escaped backslash
|
| 105 | PS1='\\'
|
| 106 | echo "${PS1@P}"
|
| 107 | ## BUG bash stdout-json: "\\\u0002\n"
|
| 108 | ## STDOUT:
|
| 109 | \
|
| 110 | ## END
|
| 111 |
|
| 112 | #### \0001 octal literals are not supported
|
| 113 | PS1='[\0455]'
|
| 114 | echo "${PS1@P}"
|
| 115 | ## STDOUT:
|
| 116 | [%5]
|
| 117 | ## END
|
| 118 |
|
| 119 | #### \u0001 unicode literals not supported
|
| 120 | PS1='[\u0001]'
|
| 121 | USER=$(whoami)
|
| 122 | test "${PS1@P}" = "[${USER}0001]"
|
| 123 | echo status=$?
|
| 124 | ## STDOUT:
|
| 125 | status=0
|
| 126 | ## END
|
| 127 |
|
| 128 | #### constant string
|
| 129 | PS1='$ '
|
| 130 | echo "${PS1@P}"
|
| 131 | ## STDOUT:
|
| 132 | $
|
| 133 | ## END
|
| 134 |
|
| 135 | #### hostname
|
| 136 |
|
| 137 | # NOTE: This test is not hermetic. On my machine the short and long host name
|
| 138 | # are the same.
|
| 139 |
|
| 140 | PS1='\h '
|
| 141 | test "${PS1@P}" = "$(hostname -s) " # short name
|
| 142 | echo status=$?
|
| 143 | PS1='\H '
|
| 144 | test "${PS1@P}" = "$(hostname) "
|
| 145 | echo status=$?
|
| 146 | ## STDOUT:
|
| 147 | status=0
|
| 148 | status=0
|
| 149 | ## END
|
| 150 |
|
| 151 | #### username
|
| 152 | PS1='\u '
|
| 153 | USER=$(whoami)
|
| 154 | test "${PS1@P}" = "${USER} "
|
| 155 | echo status=$?
|
| 156 | ## STDOUT:
|
| 157 | status=0
|
| 158 | ## END
|
| 159 |
|
| 160 | #### current working dir
|
| 161 | PS1='\w '
|
| 162 | test "${PS1@P}" = "${PWD} "
|
| 163 | echo status=$?
|
| 164 | ## STDOUT:
|
| 165 | status=0
|
| 166 | ## END
|
| 167 |
|
| 168 | #### \W is basename of working dir
|
| 169 | PS1='\W '
|
| 170 | test "${PS1@P}" = "$(basename $PWD) "
|
| 171 | echo status=$?
|
| 172 | ## STDOUT:
|
| 173 | status=0
|
| 174 | ## END
|
| 175 |
|
| 176 | #### \A for 24 hour time
|
| 177 | PS1='foo \A bar'
|
| 178 | echo "${PS1@P}" | egrep -q 'foo [0-9][0-9]:[0-9][0-9] bar'
|
| 179 | echo matched=$?
|
| 180 | ## STDOUT:
|
| 181 | matched=0
|
| 182 | ## END
|
| 183 |
|
| 184 | #### \D{%H:%M} for strftime
|
| 185 | PS1='foo \D{%H:%M} bar'
|
| 186 | echo "${PS1@P}" | egrep -q 'foo [0-9][0-9]:[0-9][0-9] bar'
|
| 187 | echo matched=$?
|
| 188 |
|
| 189 | PS1='foo \D{%H:%M:%S} bar'
|
| 190 | echo "${PS1@P}" | egrep -q 'foo [0-9][0-9]:[0-9][0-9]:[0-9][0-9] bar'
|
| 191 | echo matched=$?
|
| 192 |
|
| 193 | ## STDOUT:
|
| 194 | matched=0
|
| 195 | matched=0
|
| 196 | ## END
|
| 197 |
|
| 198 | #### \D{} for locale specific strftime
|
| 199 |
|
| 200 | # In bash y.tab.c uses %X when string is empty
|
| 201 | # This doesn't seem to match exactly, but meh for now.
|
| 202 |
|
| 203 | PS1='foo \D{} bar'
|
| 204 | echo "${PS1@P}" | egrep -q '^foo [0-9][0-9]:[0-9][0-9]:[0-9][0-9]( ..)? bar$'
|
| 205 | echo matched=$?
|
| 206 | ## STDOUT:
|
| 207 | matched=0
|
| 208 | ## END
|
| 209 |
|
| 210 | #### \s and \v for shell and version
|
| 211 | PS1='foo \s bar'
|
| 212 | echo "${PS1@P}" | egrep -q '^foo (bash|osh) bar$'
|
| 213 | echo match=$?
|
| 214 |
|
| 215 | PS1='foo \v bar'
|
| 216 | echo "${PS1@P}" | egrep -q '^foo [0-9.]+ bar$'
|
| 217 | echo match=$?
|
| 218 |
|
| 219 | ## STDOUT:
|
| 220 | match=0
|
| 221 | match=0
|
| 222 | ## END
|
| 223 |
|
| 224 | #### @P with array
|
| 225 | $SH -c 'echo ${@@P}' dummy a b c
|
| 226 | echo status=$?
|
| 227 | $SH -c 'echo ${*@P}' dummy a b c
|
| 228 | echo status=$?
|
| 229 | $SH -c 'a=(x y); echo ${a@P}' dummy a b c
|
| 230 | echo status=$?
|
| 231 | ## STDOUT:
|
| 232 | a b c
|
| 233 | status=0
|
| 234 | a b c
|
| 235 | status=0
|
| 236 | x
|
| 237 | status=0
|
| 238 | ## END
|
| 239 | ## OK osh STDOUT:
|
| 240 | status=1
|
| 241 | status=1
|
| 242 | x
|
| 243 | status=0
|
| 244 | ## END
|
| 245 |
|
| 246 | #### default PS1
|
| 247 | #flags='--norc --noprofile'
|
| 248 | flags='--rcfile /dev/null'
|
| 249 |
|
| 250 | $SH $flags -i -c 'echo "_${PS1}_"'
|
| 251 |
|
| 252 | ## STDOUT:
|
| 253 | _\s-\v\$ _
|
| 254 | ## END
|
| 255 |
|