| 1 | ## oils_failures_allowed: 0
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| 2 | ## compare_shells: bash mksh zsh
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| 3 |
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| 4 | #### OSH source code doesn't have to be valid Unicode (like other shells)
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| 5 |
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| 6 | # Should YSH be different? It would be nice.
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| 7 | # We would have to validate all Lit_Chars tokens, and the like.
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| 8 | #
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| 9 | # The logical place to put that would be in osh/word_parse.py where we read
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| 10 | # single and double quoted strings. Although there might be a global lexer
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| 11 | # hack for Id.Lit_Chars tokens. Would that catch here docs though?
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| 12 |
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| 13 | # Test all the lexing contexts
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| 14 | cat >unicode.sh << 'EOF'
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| 15 | echo μ 'μ' "μ" $'μ'
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| 16 | EOF
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| 17 |
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| 18 | # Show that all lexer modes recognize unicode sequences
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| 19 | #
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| 20 | # Oh I guess we need to check here docs too?
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| 21 |
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| 22 | #$SH -n unicode.sh
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| 23 |
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| 24 | $SH unicode.sh
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| 25 |
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| 26 | # Trim off the first byte of mu
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| 27 | sed 's/\xce//g' unicode.sh > not-unicode.sh
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| 28 |
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| 29 | echo --
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| 30 | $SH not-unicode.sh | od -A n -t x1
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| 31 |
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| 32 | ## STDOUT:
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| 33 | μ μ μ μ
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| 34 | --
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| 35 | bc 20 bc 20 bc 20 bc 0a
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| 36 | ## END
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| 37 |
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| 38 |
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| 39 | # dash and ash don't support $''
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| 40 |
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| 41 | #### Unicode escapes \u03bc \U000003bc in $'', echo -e, printf
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| 42 |
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| 43 | case $SH in dash|ash) exit ;; esac
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| 44 |
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| 45 | echo $'\u03bc \U000003bc'
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| 46 |
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| 47 | echo -e '\u03bc \U000003bc'
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| 48 |
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| 49 | printf '\u03bc \U000003bc\n'
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| 50 |
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| 51 | ## STDOUT:
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| 52 | μ μ
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| 53 | μ μ
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| 54 | μ μ
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| 55 | ## END
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| 56 |
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| 57 | ## N-I dash/ash STDOUT:
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| 58 | ## END
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| 59 |
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| 60 | #### Max code point U+10ffff can escaped with $'' printf echo -e
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| 61 |
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| 62 | case $SH in dash|ash) exit ;; esac
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| 63 |
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| 64 | py-repr() {
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| 65 | python2 -c 'import sys; print repr(sys.argv[1])' "$@"
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| 66 | }
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| 67 |
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| 68 | py-repr $'\U0010ffff'
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| 69 | py-repr $(echo -e '\U0010ffff')
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| 70 | py-repr $(printf '\U0010ffff')
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| 71 |
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| 72 | ## STDOUT:
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| 73 | '\xf4\x8f\xbf\xbf'
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| 74 | '\xf4\x8f\xbf\xbf'
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| 75 | '\xf4\x8f\xbf\xbf'
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| 76 | ## END
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| 77 |
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| 78 | ## N-I dash/ash STDOUT:
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| 79 | ## END
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| 80 |
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| 81 | # Unicode replacement char
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| 82 |
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| 83 | ## BUG mksh STDOUT:
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| 84 | '\xef\xbf\xbd'
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| 85 | '\xef\xbf\xbd'
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| 86 | '\xf4\x8f\xbf\xbf'
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| 87 | ## END
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| 88 |
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| 89 | #### $'' does NOT check that 0x110000 is too big at parse time
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| 90 |
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| 91 | py-repr() {
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| 92 | python2 -c 'import sys; print repr(sys.argv[1])' "$@"
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| 93 | }
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| 94 |
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| 95 | py-repr $'\U00110000'
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| 96 |
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| 97 | ## STDOUT:
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| 98 | '\xf4\x90\x80\x80'
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| 99 | ## END
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| 100 |
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| 101 | ## BUG mksh STDOUT:
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| 102 | '\xef\xbf\xbd'
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| 103 | ## END
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| 104 |
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| 105 | #### $'' does not check for surrogate range at parse time
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| 106 |
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| 107 | py-repr() {
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| 108 | python2 -c 'import sys; print repr(sys.argv[1])' "$@"
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| 109 | }
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| 110 |
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| 111 | py-repr $'\udc00'
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| 112 |
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| 113 | py-repr $'\U0000dc00'
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| 114 |
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| 115 | ## STDOUT:
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| 116 | '\xed\xb0\x80'
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| 117 | '\xed\xb0\x80'
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| 118 | ## END
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| 119 |
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| 120 | ## OK zsh status: 1
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| 121 | ## OK zsh STDOUT:
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| 122 | ## END
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| 123 |
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| 124 |
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| 125 | #### printf / echo -e do NOT check max code point at runtime
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| 126 | case $SH in mksh) exit ;; esac
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| 127 |
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| 128 | py-repr() {
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| 129 | python2 -c 'import sys; print repr(sys.argv[1])' "$@"
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| 130 | }
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| 131 |
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| 132 | e="$(echo -e '\U00110000')"
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| 133 | echo status=$?
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| 134 | py-repr "$e"
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| 135 |
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| 136 | p="$(printf '\U00110000')"
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| 137 | echo status=$?
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| 138 | py-repr "$p"
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| 139 |
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| 140 | ## STDOUT:
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| 141 | status=0
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| 142 | '\xf4\x90\x80\x80'
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| 143 | status=0
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| 144 | '\xf4\x90\x80\x80'
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| 145 | ## END
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| 146 |
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| 147 | ## BUG mksh STDOUT:
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| 148 | ## END
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| 149 |
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| 150 | #### printf / echo -e do NOT check surrogates at runtime
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| 151 | case $SH in mksh) exit ;; esac
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| 152 |
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| 153 | py-repr() {
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| 154 | python2 -c 'import sys; print repr(sys.argv[1])' "$@"
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| 155 | }
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| 156 |
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| 157 | e="$(echo -e '\udc00')"
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| 158 | echo status=$?
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| 159 | py-repr "$e"
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| 160 |
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| 161 | e="$(echo -e '\U0000dc00')"
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| 162 | echo status=$?
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| 163 | py-repr "$e"
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| 164 |
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| 165 | p="$(printf '\udc00')"
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| 166 | echo status=$?
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| 167 | py-repr "$p"
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| 168 |
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| 169 | p="$(printf '\U0000dc00')"
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| 170 | echo status=$?
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| 171 | py-repr "$p"
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| 172 |
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| 173 | ## STDOUT:
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| 174 | status=0
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| 175 | '\xed\xb0\x80'
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| 176 | status=0
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| 177 | '\xed\xb0\x80'
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| 178 | status=0
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| 179 | '\xed\xb0\x80'
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| 180 | status=0
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| 181 | '\xed\xb0\x80'
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| 182 | ## END
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| 183 |
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| 184 | ## BUG zsh STDOUT:
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| 185 | status=0
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| 186 | ''
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| 187 | status=0
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| 188 | ''
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| 189 | status=0
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| 190 | ''
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| 191 | status=0
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| 192 | ''
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| 193 | ## END
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| 194 |
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| 195 | ## BUG mksh STDOUT:
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| 196 | ## END
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