| 1 | ## compare_shells: bash dash mksh zsh ash
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| 2 | ## oils_failures_allowed: 0
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| 3 |
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| 4 | # TODO: case #25 need this locally, but not in CI?
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| 5 | # oils_cpp_failures_allowed: 1
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| 6 |
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| 7 | #### echo keyword
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| 8 | echo done
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| 9 | ## stdout: done
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| 10 |
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| 11 | #### if/else
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| 12 | if false; then
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| 13 | echo THEN
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| 14 | else
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| 15 | echo ELSE
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| 16 | fi
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| 17 | ## stdout: ELSE
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| 18 |
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| 19 | #### Turn an array into an integer.
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| 20 | a=(1 2 3)
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| 21 | (( a = 42 ))
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| 22 | echo $a
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| 23 | ## stdout: 42
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| 24 | ## N-I dash/ash stdout-json: ""
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| 25 | ## N-I dash/ash status: 2
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| 26 |
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| 27 |
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| 28 | #### assign readonly -- one line
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| 29 | readonly x=1; x=2; echo hi
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| 30 | ## status: 1
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| 31 | ## OK dash/mksh/ash status: 2
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| 32 | ## STDOUT:
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| 33 | ## END
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| 34 |
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| 35 | #### assign readonly -- multiple lines
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| 36 | readonly x=1
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| 37 | x=2
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| 38 | echo hi
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| 39 | ## status: 1
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| 40 | ## OK dash/mksh/ash status: 2
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| 41 | ## STDOUT:
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| 42 | ## END
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| 43 | ## BUG bash status: 0
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| 44 | ## BUG bash STDOUT:
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| 45 | hi
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| 46 | ## END
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| 47 |
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| 48 | #### assign readonly -- multiple lines -- set -o posix
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| 49 | set -o posix
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| 50 | readonly x=1
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| 51 | x=2
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| 52 | echo hi
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| 53 | ## status: 1
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| 54 | ## OK dash/mksh/ash status: 2
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| 55 | ## STDOUT:
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| 56 | ## END
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| 57 |
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| 58 | #### unset readonly -- one line
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| 59 | readonly x=1; unset x; echo hi
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| 60 | ## STDOUT:
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| 61 | hi
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| 62 | ## END
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| 63 | ## OK dash/ash status: 2
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| 64 | ## OK zsh status: 1
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| 65 | ## OK dash/ash stdout-json: ""
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| 66 | ## OK zsh stdout-json: ""
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| 67 |
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| 68 | #### unset readonly -- multiple lines
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| 69 | readonly x=1
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| 70 | unset x
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| 71 | echo hi
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| 72 | ## OK dash/ash status: 2
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| 73 | ## OK zsh status: 1
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| 74 | ## OK dash/ash stdout-json: ""
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| 75 | ## OK zsh stdout-json: ""
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| 76 |
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| 77 | #### First word like foo$x() and foo$[1+2] (regression)
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| 78 |
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| 79 | # Problem: $x() func call broke this error message
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| 80 | foo$identity('z')
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| 81 |
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| 82 | foo$[1+2]
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| 83 |
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| 84 | echo DONE
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| 85 |
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| 86 | ## status: 2
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| 87 | ## OK mksh/zsh status: 1
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| 88 | ## STDOUT:
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| 89 | ## END
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| 90 |
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| 91 | #### Function names
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| 92 | foo$x() {
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| 93 | echo hi
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| 94 | }
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| 95 |
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| 96 | foo $x() {
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| 97 | echo hi
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| 98 | }
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| 99 |
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| 100 | ## status: 2
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| 101 | ## OK mksh/zsh status: 1
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| 102 | ## BUG zsh status: 0
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| 103 | ## STDOUT:
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| 104 | ## END
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| 105 |
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| 106 |
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| 107 | #### file with NUL byte
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| 108 | echo -e 'echo one \0 echo two' > tmp.sh
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| 109 | $SH tmp.sh
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| 110 | ## STDOUT:
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| 111 | one echo two
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| 112 | ## END
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| 113 | ## OK osh STDOUT:
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| 114 | one
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| 115 | ## END
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| 116 | ## N-I dash stdout-json: ""
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| 117 | ## N-I dash status: 127
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| 118 | ## OK bash stdout-json: ""
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| 119 | ## OK bash status: 126
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| 120 | ## OK zsh stdout-json: "one \u0000echo two\n"
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| 121 |
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| 122 | #### fastlex: PS1 format string that's incomplete / with NUL byte
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| 123 | case $SH in bash) exit ;; esac
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| 124 |
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| 125 | x=$'\\D{%H:%M' # leave off trailing }
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| 126 | echo x=${x@P}
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| 127 |
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| 128 | ## STDOUT:
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| 129 | x=\D{%H:%M
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| 130 | ## END
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| 131 |
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| 132 | # bash just ignores the missing }
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| 133 | ## BUG bash stdout-json: ""
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| 134 |
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| 135 | # These shells don't understand @P
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| 136 |
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| 137 | ## N-I dash/ash stdout-json: ""
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| 138 | ## N-I dash/ash status: 2
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| 139 |
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| 140 | ## N-I zsh stdout-json: ""
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| 141 | ## N-I zsh status: 1
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| 142 |
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| 143 |
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| 144 | #### 'echo' and printf fail on writing to full disk
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| 145 |
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| 146 | # Inspired by https://blog.sunfishcode.online/bugs-in-hello-world/
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| 147 |
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| 148 | echo hi > /dev/full
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| 149 | echo status=$?
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| 150 |
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| 151 | printf '%s\n' hi > /dev/full
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| 152 | echo status=$?
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| 153 |
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| 154 | ## STDOUT:
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| 155 | status=1
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| 156 | status=1
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| 157 | ## END
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| 158 |
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| 159 | #### other builtins fail on writing to full disk
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| 160 |
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| 161 | type echo > /dev/full
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| 162 | echo status=$?
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| 163 |
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| 164 | # other random builtin
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| 165 | ulimit -a > /dev/full
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| 166 | echo status=$?
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| 167 |
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| 168 | ## STDOUT:
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| 169 | status=1
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| 170 | status=1
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| 171 | ## END
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| 172 |
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| 173 | ## BUG mksh/zsh STDOUT:
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| 174 | status=0
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| 175 | status=0
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| 176 | ## END
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| 177 |
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| 178 | #### subshell while running a script (regression)
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| 179 | # Ensures that spawning a subshell doesn't cause a seek on the file input stream
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| 180 | # representing the current script (issue #1233).
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| 181 | cat >tmp.sh <<'EOF'
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| 182 | echo start
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| 183 | (:)
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| 184 | echo end
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| 185 | EOF
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| 186 | $SH tmp.sh
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| 187 | ## STDOUT:
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| 188 | start
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| 189 | end
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| 190 | ## END
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| 191 |
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| 192 | #### for loop (issue #1446)
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| 193 | case $SH in (dash|mksh|ash) exit ;; esac
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| 194 |
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| 195 | for (( n=0; n<(3-(1)); n++ )) ; do echo $n; done
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| 196 |
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| 197 | ## STDOUT:
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| 198 | 0
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| 199 | 1
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| 200 | ## END
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| 201 | ## N-I dash/mksh/ash STDOUT:
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| 202 | ## END
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| 203 |
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| 204 |
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| 205 |
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| 206 | #### for loop 2 (issue #1446)
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| 207 | case $SH in (dash|mksh|ash) exit ;; esac
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| 208 |
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| 209 |
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| 210 | for (( n=0; n<(3- (1)); n++ )) ; do echo $n; done
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| 211 |
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| 212 | ## STDOUT:
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| 213 | 0
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| 214 | 1
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| 215 | ## END
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| 216 | ## N-I dash/mksh/ash STDOUT:
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| 217 | ## END
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| 218 |
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| 219 | #### autoconf word split (#1449)
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| 220 |
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| 221 | mysed() {
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| 222 | for line in "$@"; do
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| 223 | echo "[$line]"
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| 224 | done
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| 225 | }
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| 226 |
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| 227 | sedinputs="f1 f2"
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| 228 | sedscript='my sed command'
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| 229 |
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| 230 | # Parsed and evaluated correctly: with word_part.EscapedLiteral \"
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| 231 |
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| 232 | x=$(eval "mysed -n \"\$sedscript\" $sedinputs")
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| 233 | echo '--- $()'
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| 234 | echo "$x"
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| 235 |
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| 236 | # With backticks, the \" gets lost somehow
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| 237 |
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| 238 | x=`eval "mysed -n \"\$sedscript\" $sedinputs"`
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| 239 | echo '--- backticks'
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| 240 | echo "$x"
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| 241 |
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| 242 |
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| 243 | # Test it in a case statement
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| 244 |
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| 245 | case `eval "mysed -n \"\$sedscript\" $sedinputs"` in
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| 246 | (*'[my sed command]'*)
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| 247 | echo 'NOT SPLIT'
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| 248 | ;;
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| 249 | esac
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| 250 |
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| 251 | ## STDOUT:
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| 252 | --- $()
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| 253 | [-n]
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| 254 | [my sed command]
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| 255 | [f1]
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| 256 | [f2]
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| 257 | --- backticks
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| 258 | [-n]
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| 259 | [my sed command]
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| 260 | [f1]
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| 261 | [f2]
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| 262 | NOT SPLIT
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| 263 | ## END
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| 264 |
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| 265 | #### autoconf arithmetic - relaxed eval_unsafe_arith (#1450)
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| 266 |
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| 267 | as_fn_arith ()
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| 268 | {
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| 269 | as_val=$(( $* ))
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| 270 | }
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| 271 | as_fn_arith 1 + 1
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| 272 | echo $as_val
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| 273 |
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| 274 | ## STDOUT:
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| 275 | 2
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| 276 | ## END
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| 277 |
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| 278 | #### command execution $(echo 42 | tee PWNED) not allowed
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| 279 |
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| 280 | rm -f PWNED
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| 281 |
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| 282 | x='a[$(echo 42 | tee PWNED)]=1'
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| 283 | echo $(( x ))
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| 284 |
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| 285 | if test -f PWNED; then
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| 286 | cat PWNED
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| 287 | else
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| 288 | echo NOPE
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| 289 | fi
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| 290 |
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| 291 | ## status: 1
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| 292 | ## OK dash/ash status: 2
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| 293 | ## stdout-json: ""
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| 294 | ## BUG bash/mksh/zsh status: 0
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| 295 | ## BUG bash/mksh/zsh STDOUT:
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| 296 | 1
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| 297 | 42
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| 298 | ## END
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| 299 |
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| 300 | #### process sub <(echo 42 | tee PWNED) not allowed
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| 301 |
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| 302 | rm -f PWNED
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| 303 |
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| 304 | x='a[<(echo 42 | tee PWNED)]=1'
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| 305 | echo $(( x ))
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| 306 |
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| 307 | if test -f PWNED; then
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| 308 | cat PWNED
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| 309 | else
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| 310 | echo NOPE
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| 311 | fi
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| 312 |
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| 313 | ## status: 1
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| 314 | ## stdout-json: ""
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| 315 |
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| 316 | ## OK dash/ash status: 2
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| 317 |
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| 318 | # bash keeps going
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| 319 | ## BUG bash status: 0
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| 320 | ## BUG bash STDOUT:
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| 321 | NOPE
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| 322 | ## END
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| 323 |
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| 324 |
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| 325 | #### unset doesn't allow command execution
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| 326 |
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| 327 | typeset -a a # for mksh
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| 328 | a=(42)
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| 329 | echo len=${#a[@]}
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| 330 |
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| 331 | unset -v 'a[$(echo 0 | tee PWNED)]'
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| 332 | echo len=${#a[@]}
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| 333 |
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| 334 | if test -f PWNED; then
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| 335 | echo PWNED
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| 336 | cat PWNED
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| 337 | else
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| 338 | echo NOPE
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| 339 | fi
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| 340 |
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| 341 | ## status: 1
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| 342 | ## STDOUT:
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| 343 | len=1
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| 344 | ## END
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| 345 |
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| 346 | ## N-I dash/ash status: 2
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| 347 | ## N-I dash/ash stdout-json: ""
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| 348 |
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| 349 | ## BUG bash/mksh status: 0
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| 350 | ## BUG bash/mksh STDOUT:
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| 351 | len=1
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| 352 | len=0
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| 353 | PWNED
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| 354 | 0
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| 355 | ## END
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| 356 |
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| 357 | ## BUG zsh status: 0
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| 358 | ## BUG zsh STDOUT:
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| 359 | len=1
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| 360 | len=1
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| 361 | PWNED
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| 362 | 0
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| 363 | ## END
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| 364 |
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| 365 | #### printf integer size bug
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| 366 |
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| 367 | # from Koiche on Zulip
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| 368 |
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| 369 | printf '%x\n' 2147483648
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| 370 | printf '%u\n' 2147483648
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| 371 | ## STDOUT:
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| 372 | 80000000
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| 373 | 2147483648
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| 374 | ## END
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| 375 |
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| 376 | #### (( status bug
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| 377 |
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| 378 | # from Koiche on Zulip
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| 379 |
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| 380 | case $SH in dash|ash) exit ;; esac
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| 381 |
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| 382 | (( 1 << 32 ))
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| 383 | echo status=$?
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| 384 |
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| 385 | (( 1 << 32 )) && echo yes
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| 386 |
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| 387 | ## STDOUT:
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| 388 | status=0
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| 389 | yes
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| 390 | ## END
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| 391 |
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| 392 | ## N-I dash/ash STDOUT:
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| 393 | ## END
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| 394 |
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| 395 | #### autotools as_fn_arith bug in configure
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| 396 |
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| 397 | # Causes 'grep -e' check to infinite loop.
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| 398 | # Reduced from a configure script.
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| 399 |
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| 400 | as_fn_arith() {
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| 401 | as_val=$(( $* ))
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| 402 | }
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| 403 |
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| 404 | as_fn_arith 0 + 1
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| 405 | echo as_val=$as_val
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| 406 | ## STDOUT:
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| 407 | as_val=1
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| 408 | ## END
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| 409 |
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| 410 | #### osh-native duplicates stdin - is this a test harness issue?
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| 411 |
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| 412 | echo $0 | grep -o sh
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| 413 |
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| 414 | ## STDOUT:
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| 415 | sh
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| 416 | ## END
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| 417 |
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| 418 | #### bug from pnut: negative number $((-1))
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| 419 |
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| 420 | # https://lobste.rs/s/lplim1/design_self_compiling_c_transpiler#c_km2ywc
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| 421 |
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| 422 | [ $((-42)) -le 0 ]
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| 423 | echo status=$?
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| 424 |
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| 425 | [ $((-1)) -le 0 ]
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| 426 | echo status=$?
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| 427 |
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| 428 | echo
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| 429 |
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| 430 | [ -1 -le 0 ]
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| 431 | echo status=$?
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| 432 |
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| 433 | [ -42 -le 0 ]
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| 434 | echo status=$?
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| 435 |
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| 436 | echo
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| 437 |
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| 438 | test -1 -le 0
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| 439 | echo status=$?
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| 440 |
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| 441 | test -42 -le 0
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| 442 | echo status=$?
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| 443 |
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| 444 | ## STDOUT:
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| 445 | status=0
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| 446 | status=0
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| 447 |
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| 448 | status=0
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| 449 | status=0
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| 450 |
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| 451 | status=0
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| 452 | status=0
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| 453 | ## END
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| 454 |
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| 455 | #### negative octal numbers, etc.
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| 456 |
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| 457 | # zero
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| 458 | [ -0 -eq 0 ]
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| 459 | echo zero=$?
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| 460 |
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| 461 | # octal numbers can be negative
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| 462 | [ -0123 -eq -83 ]
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| 463 | echo octal=$?
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| 464 |
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| 465 | # hex doesn't have negative numbers?
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| 466 | [ -0xff -eq -255 ]
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| 467 | echo hex=$?
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| 468 |
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| 469 | # base N doesn't either
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| 470 | [ -64#a -eq -10 ]
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| 471 | echo baseN=$?
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| 472 |
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| 473 | ## STDOUT:
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| 474 | zero=0
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| 475 | octal=1
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| 476 | hex=2
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| 477 | baseN=2
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| 478 | ## END
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| 479 |
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| 480 | #### More negative numbers
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| 481 | case $SH in dash) exit ;; esac
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| 482 |
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| 483 | [[ -1 -le 0 ]]
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| 484 | echo status=$?
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| 485 |
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| 486 | [[ $((-1)) -le 0 ]]
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| 487 | echo status=$?
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| 488 |
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| 489 | ## STDOUT:
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| 490 | status=0
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| 491 | status=0
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| 492 | ## END
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| 493 |
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| 494 | ## N-I dash STDOUT:
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| 495 | ## END
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| 496 |
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