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