| 1 | #
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| 2 | # Test the length oeprator, which dash supports. Dash doesn't support most
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| 3 | # other ops.
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| 4 |
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| 5 | #### String length
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| 6 | v=foo
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| 7 | echo ${#v}
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| 8 | ## stdout: 3
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| 9 |
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| 10 | #### Unicode string length (UTF-8)
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| 11 | v=$'_\u03bc_'
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| 12 | echo ${#v}
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| 13 | ## stdout: 3
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| 14 | ## N-I dash stdout: 9
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| 15 | ## N-I mksh stdout: 4
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| 16 |
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| 17 | #### Unicode string length (spec/testdata/utf8-chars.txt)
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| 18 | v=$(cat $REPO_ROOT/spec/testdata/utf8-chars.txt)
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| 19 | echo ${#v}
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| 20 | ## stdout: 7
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| 21 | ## N-I dash stdout: 13
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| 22 | ## N-I mksh stdout: 13
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| 23 |
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| 24 | #### String length with incomplete utf-8
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| 25 | for num_bytes in 0 1 2 3 4 5 6 7 8 9 10 11 12 13; do
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| 26 | s=$(head -c $num_bytes $REPO_ROOT/spec/testdata/utf8-chars.txt)
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| 27 | echo ${#s}
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| 28 | done 2> $TMP/err.txt
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| 29 |
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| 30 | grep 'warning:' $TMP/err.txt
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| 31 | true # exit 0
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| 32 |
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| 33 | ## STDOUT:
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| 34 | 0
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| 35 | 1
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| 36 | 2
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| 37 | -1
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| 38 | 3
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| 39 | 4
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| 40 | -1
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| 41 | -1
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| 42 | 5
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| 43 | 6
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| 44 | -1
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| 45 | -1
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| 46 | -1
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| 47 | 7
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| 48 | [ stdin ]:3: warning: UTF-8 Error: Truncated Bytes at byte index 2 in string of length 3
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| 49 | [ stdin ]:3: warning: UTF-8 Error: Truncated Bytes at byte index 5 in string of length 6
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| 50 | [ stdin ]:3: warning: UTF-8 Error: Truncated Bytes at byte index 5 in string of length 7
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| 51 | [ stdin ]:3: warning: UTF-8 Error: Truncated Bytes at byte index 9 in string of length 10
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| 52 | [ stdin ]:3: warning: UTF-8 Error: Truncated Bytes at byte index 9 in string of length 11
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| 53 | [ stdin ]:3: warning: UTF-8 Error: Truncated Bytes at byte index 9 in string of length 12
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| 54 | ## END
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| 55 | # zsh behavior actually matches bash!
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| 56 | ## BUG bash/zsh stderr-json: ""
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| 57 | ## BUG bash/zsh STDOUT:
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| 58 | 0
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| 59 | 1
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| 60 | 2
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| 61 | 3
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| 62 | 3
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| 63 | 4
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| 64 | 5
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| 65 | 6
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| 66 | 5
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| 67 | 6
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| 68 | 7
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| 69 | 8
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| 70 | 9
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| 71 | 7
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| 72 | ## END
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| 73 | ## BUG dash/mksh stderr-json: ""
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| 74 | ## N-I dash/mksh STDOUT:
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| 75 | 0
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| 76 | 1
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| 77 | 2
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| 78 | 3
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| 79 | 4
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| 80 | 5
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| 81 | 6
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| 82 | 7
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| 83 | 8
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| 84 | 9
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| 85 | 10
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| 86 | 11
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| 87 | 12
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| 88 | 13
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| 89 | ## END
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| 90 |
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| 91 | #### String length with invalid utf-8 continuation bytes
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| 92 | for num_bytes in 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14; do
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| 93 | s=$(head -c $num_bytes $REPO_ROOT/spec/testdata/utf8-chars.txt)$(echo -e "\xFF")
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| 94 | echo ${#s}
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| 95 | done 2> $TMP/err.txt
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| 96 |
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| 97 | grep 'warning:' $TMP/err.txt
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| 98 | true
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| 99 |
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| 100 | ## STDOUT:
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| 101 | -1
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| 102 | -1
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| 103 | -1
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| 104 | -1
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| 105 | -1
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| 106 | -1
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| 107 | -1
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| 108 | -1
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| 109 | -1
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| 110 | -1
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| 111 | -1
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| 112 | -1
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| 113 | -1
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| 114 | -1
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| 115 | -1
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| 116 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 0 in string of length 1
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| 117 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 1 in string of length 2
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| 118 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 2 in string of length 3
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| 119 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 2 in string of length 4
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| 120 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 4 in string of length 5
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| 121 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 5 in string of length 6
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| 122 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 5 in string of length 7
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| 123 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 5 in string of length 8
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| 124 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 8 in string of length 9
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| 125 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 9 in string of length 10
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| 126 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 9 in string of length 11
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| 127 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 9 in string of length 12
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| 128 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 9 in string of length 13
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| 129 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 13 in string of length 14
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| 130 | [ stdin ]:3: warning: UTF-8 Error: Bad Encoding at byte index 13 in string of length 14
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| 131 | ## END
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| 132 | ## BUG bash/zsh stderr-json: ""
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| 133 | ## BUG bash/zsh STDOUT:
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| 134 | 1
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| 135 | 2
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| 136 | 3
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| 137 | 4
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| 138 | 4
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| 139 | 5
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| 140 | 6
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| 141 | 7
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| 142 | 6
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| 143 | 7
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| 144 | 8
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| 145 | 9
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| 146 | 10
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| 147 | 8
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| 148 | 8
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| 149 | ## N-I dash stderr-json: ""
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| 150 | ## N-I dash STDOUT:
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| 151 | 7
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| 152 | 8
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| 153 | 9
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| 154 | 10
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| 155 | 11
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| 156 | 12
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| 157 | 13
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| 158 | 14
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| 159 | 15
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| 160 | 16
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| 161 | 17
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| 162 | 18
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| 163 | 19
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| 164 | 20
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| 165 | 20
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| 166 | ## END
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| 167 | ## N-I mksh stderr-json: ""
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| 168 | ## N-I mksh STDOUT:
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| 169 | 1
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| 170 | 2
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| 171 | 3
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| 172 | 4
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| 173 | 5
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| 174 | 6
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| 175 | 7
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| 176 | 8
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| 177 | 9
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| 178 | 10
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| 179 | 11
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| 180 | 12
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| 181 | 13
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| 182 | 14
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| 183 | 14
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| 184 | ## END
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| 185 |
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| 186 | #### Length of undefined variable
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| 187 | echo ${#undef}
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| 188 | ## stdout: 0
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| 189 |
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| 190 | #### Length of undefined variable with nounset
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| 191 | set -o nounset
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| 192 | echo ${#undef}
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| 193 | ## status: 1
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| 194 | ## OK dash status: 2
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| 195 |
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| 196 | #### Length operator can't be followed by test operator
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| 197 | echo ${#x-default}
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| 198 |
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| 199 | x=''
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| 200 | echo ${#x-default}
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| 201 |
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| 202 | x='foo'
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| 203 | echo ${#x-default}
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| 204 |
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| 205 | ## status: 2
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| 206 | ## OK bash/mksh status: 1
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| 207 | ## stdout-json: ""
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| 208 | ## BUG zsh status: 0
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| 209 | ## BUG zsh STDOUT:
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| 210 | 7
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| 211 | 0
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| 212 | 3
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| 213 | ## END
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| 214 | ## BUG dash status: 0
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| 215 | ## BUG dash STDOUT:
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| 216 | 0
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| 217 | 0
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| 218 | 3
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| 219 | ## END
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