a11e57aacc
Although POSIX leaves things like ${*#X} unspecified, it occasionally occurs
in practice. Add some tests that seem to work sensibly.
62 lines
2.0 KiB
Plaintext
62 lines
2.0 KiB
Plaintext
# $FreeBSD$
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# POSIX does not specify these but they occasionally occur in the wild.
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# This just serves to keep working what currently works.
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failures=''
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ok=''
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testcase() {
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code="$1"
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expected="$2"
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oIFS="$IFS"
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eval "$code"
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IFS='|'
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result="$#|$*"
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IFS="$oIFS"
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if [ "x$result" = "x$expected" ]; then
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ok=x$ok
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else
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failures=x$failures
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echo "For $code, expected $expected actual $result"
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fi
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}
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testcase 'shift $#; set -- "${*#Q}"' '1|'
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testcase 'shift $#; set -- "${*##Q}"' '1|'
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testcase 'shift $#; set -- "${*%Q}"' '1|'
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testcase 'shift $#; set -- "${*%%Q}"' '1|'
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testcase 'set -- Q R; set -- "${*#Q}"' '1| R'
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testcase 'set -- Q R; set -- "${*##Q}"' '1| R'
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testcase 'set -- Q R; set -- "${*%R}"' '1|Q '
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testcase 'set -- Q R; set -- "${*%%R}"' '1|Q '
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testcase 'set -- Q R; set -- "${*#S}"' '1|Q R'
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testcase 'set -- Q R; set -- "${*##S}"' '1|Q R'
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testcase 'set -- Q R; set -- "${*%S}"' '1|Q R'
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testcase 'set -- Q R; set -- "${*%%S}"' '1|Q R'
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testcase 'set -- Q R; set -- ${*#Q}' '1|R'
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testcase 'set -- Q R; set -- ${*##Q}' '1|R'
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testcase 'set -- Q R; set -- ${*%R}' '1|Q'
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testcase 'set -- Q R; set -- ${*%%R}' '1|Q'
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testcase 'set -- Q R; set -- ${*#S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${*##S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${*%S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${*%%S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${@#Q}' '1|R'
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testcase 'set -- Q R; set -- ${@##Q}' '1|R'
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testcase 'set -- Q R; set -- ${@%R}' '1|Q'
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testcase 'set -- Q R; set -- ${@%%R}' '1|Q'
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testcase 'set -- Q R; set -- ${@#S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${@##S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${@%S}' '2|Q|R'
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testcase 'set -- Q R; set -- ${@%%S}' '2|Q|R'
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testcase 'set -- Q R; set -- "${@#Q}"' '2||R'
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testcase 'set -- Q R; set -- "${@%R}"' '2|Q|'
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testcase 'set -- Q R; set -- "${@%%R}"' '2|Q|'
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testcase 'set -- Q R; set -- "${@#S}"' '2|Q|R'
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testcase 'set -- Q R; set -- "${@##S}"' '2|Q|R'
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testcase 'set -- Q R; set -- "${@%S}"' '2|Q|R'
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testcase 'set -- Q R; set -- "${@%%S}"' '2|Q|R'
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test "x$failures" = x
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