| 1 | ## oils_failures_allowed: 1
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| 2 |
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| 3 | #### ${#s} and len(s)
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| 4 |
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| 5 | source $REPO_ROOT/spec/testdata/unicode.sh
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| 6 |
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| 7 | # bash agrees
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| 8 | echo "farmer scalars =" ${#farmer}
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| 9 |
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| 10 | echo "facepalm scalars =" ${#facepalm}
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| 11 |
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| 12 | echo "farmer len =" $[len(farmer)]
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| 13 |
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| 14 | echo "facepalm len =" $[len(facepalm)]
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| 15 |
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| 16 | ## STDOUT:
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| 17 | farmer scalars = 4
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| 18 | facepalm scalars = 5
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| 19 | farmer len = 15
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| 20 | facepalm len = 17
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| 21 | ## END
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| 22 |
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| 23 |
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| 24 | #### JSON \uXXXX\uYYYY as max code point - can't go above
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| 25 |
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| 26 | py-decode() {
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| 27 | python2 -c 'import json, sys; print json.load(sys.stdin).encode("utf-8")'
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| 28 | }
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| 29 |
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| 30 | to-hex() {
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| 31 | od -A n -t x1
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| 32 | }
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| 33 |
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| 34 | max='"\udbff\udfff"'
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| 35 |
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| 36 | # incrementing by one gives invalid surrogates
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| 37 | # the encoding is "tight"
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| 38 | # too_big='"\udc00\udfff"'
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| 39 |
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| 40 | echo "$max" | py-decode | to-hex
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| 41 |
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| 42 | echo "$max" | json read
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| 43 | echo "$_reply" | to-hex
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| 44 |
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| 45 | ## STDOUT:
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| 46 | f4 8f bf bf 0a
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| 47 | f4 8f bf bf 0a
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| 48 | ## END
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| 49 |
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| 50 |
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| 51 |
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| 52 | #### Parsing data - J8 rejects \u{110000}
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| 53 |
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| 54 | json8 read <<EOF
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| 55 | u'\u{110000}'
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| 56 | EOF
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| 57 | echo status=$?
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| 58 |
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| 59 | ## STDOUT:
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| 60 | status=1
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| 61 | ## END
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| 62 |
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| 63 |
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| 64 | #### Parsing source code - YSH rejects \u{110000}
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| 65 |
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| 66 | # Sanity check first: Python interpreter DOES check big code points,
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| 67 | # whereas shells don't
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| 68 |
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| 69 | max=$(python2 -c 'print u"\U0010ffff".encode("utf-8")')
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| 70 | echo status max=$?
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| 71 |
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| 72 | too_big=$(python2 -c 'print u"\U00110000".encode("utf-8")')
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| 73 | echo status too_big=$?
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| 74 |
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| 75 | #echo py max=$max
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| 76 | #echo py too_big=$too_big
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| 77 |
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| 78 | # python2 -c 'import sys; c = sys.argv[1].decode("utf-8"); print len(c)' "$ok"
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| 79 | # python2 -c 'import sys; c = sys.argv[1].decode("utf-8"); print len(c)' "$too_big"
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| 80 |
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| 81 | var max = u'\u{10ffff}'
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| 82 | pp line (max)
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| 83 |
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| 84 | var too_big = u'\u{110000}'
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| 85 | pp line (too_big) # should not get here
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| 86 |
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| 87 | # These are errors too
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| 88 | var max = b'\u{10ffff}'
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| 89 | var too_big = b'\u{110000}'
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| 90 |
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| 91 | ## status: 2
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| 92 | ## STDOUT:
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| 93 | status max=0
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| 94 | status too_big=1
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| 95 | (Str) ""
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| 96 | ## END
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| 97 |
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| 98 |
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| 99 | #### Parsing source code - YSH source code rejects encoded string
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| 100 |
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| 101 | max=$(bash <<'EOF'
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| 102 | echo $'\U0010ffff'
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| 103 | EOF
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| 104 | )
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| 105 |
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| 106 | # bash allows the bad one
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| 107 | too_big=$(bash <<'EOF'
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| 108 | echo $'\U00110000'
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| 109 | EOF
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| 110 | )
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| 111 |
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| 112 | echo "var x = u'"$max"'; = x" | $SH
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| 113 | echo status=$?
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| 114 | #pp line (_reply)
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| 115 |
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| 116 | echo "var x = u'"$too_big"'; = x" | $SH
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| 117 | echo status=$?
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| 118 | #pp line (_reply)
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| 119 |
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| 120 | ## STDOUT:
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| 121 | ## END
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| 122 |
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| 123 |
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| 124 | #### JSON and J8 reject encoded string above max code point
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| 125 |
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| 126 | max=$(bash <<'EOF'
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| 127 | echo $'\U0010ffff'
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| 128 | EOF
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| 129 | )
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| 130 |
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| 131 | # bash allows the bad one
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| 132 | too_big=$(bash <<'EOF'
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| 133 | echo $'\U00110000'
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| 134 | EOF
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| 135 | )
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| 136 |
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| 137 | # JSON string
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| 138 |
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| 139 | echo '"'$max'"' | json read
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| 140 | echo status=$?
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| 141 | #pp line (_reply)
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| 142 |
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| 143 | # Need to propagate the reason here
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| 144 |
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| 145 | echo '"'$too_big'"' | json read
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| 146 | echo status=$?
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| 147 | #pp line (_reply)
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| 148 |
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| 149 |
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| 150 | # J8 string
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| 151 |
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| 152 | echo "u'"$max"'" | json8 read
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| 153 | echo status=$?
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| 154 | #pp line (_reply)
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| 155 |
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| 156 | echo "u'"$too_big"'" | json8 read
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| 157 | echo status=$?
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| 158 | #pp line (_reply)
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| 159 |
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| 160 | ## STDOUT:
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| 161 | status=0
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| 162 | status=1
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| 163 | status=0
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| 164 | status=1
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| 165 | ## END
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| 166 |
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| 167 | #### Max code point: json, json8, = keyword, pp line
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| 168 |
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| 169 | var max = u'\u{10ffff}'
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| 170 |
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| 171 | json write (max)
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| 172 | json8 write (max)
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| 173 |
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| 174 | = max
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| 175 | pp line (max)
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| 176 |
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| 177 | #echo "var x = u'"$max"'; = x" | $SH
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| 178 |
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| 179 | ## STDOUT:
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| 180 | ""
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| 181 | ""
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| 182 | (Str) ""
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| 183 | (Str) ""
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| 184 | ## END
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