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