341 lines
2.7 KiB
C++
Executable File
341 lines
2.7 KiB
C++
Executable File
echo T.re: tests of regular expression code
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awk '
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BEGIN {
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FS = "\t"
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awk = "../a.out"
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}
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NF == 0 {
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next
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}
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$1 != "" { # new test
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re = $1
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}
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$2 != "" { # either ~ or !~
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op = $2
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if (op == "~")
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neg = "!"
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else if (op == "!~")
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neg = ""
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}
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$3 != "" { # new test string
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str = $3
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}
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$3 == "\"\"" { # explicit empty line
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$3 = ""
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}
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NF > 2 { # generate a test
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input = $3
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test = sprintf("./echo '"'"'%s'"'"' | %s '"'"'%s/%s/ {print \"%d fails %s %s %s\"}'"'"'",
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input, awk, neg, re, NR, re, op, input)
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# printf(" %3d %s %s %s:\n", NR, re, op, input)
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# print "test is |" test "|"
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system(test)
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# system("bprint -c ../a.out")
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nt++
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}
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END { print " " nt, "tests" }
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' <<\!!!!
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~ a
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aa
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aaa
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""
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a ~ a
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ba
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bab
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!~ ""
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x
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xxxxx
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= ~ =
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b=
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b=b
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!~ ""
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x
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xxxxx
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. ~ x
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xxx
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!~ ""
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.a ~ xa
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xxa
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xax
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!~ a
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ax
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""
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$ ~ x
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""
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.$ ~ x
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xx
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!~ ""
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a$ ~ a
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ba
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bbba
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!~ ab
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x
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""
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^ ~ x
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""
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^
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^a$ ~ a
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!~ xa
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ax
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xax
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""
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^a.$ ~ ax
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aa
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!~ xa
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aaa
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axy
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""
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^$ ~ ""
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!~ x
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^
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^.a ~ xa
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xaa
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!~ a
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""
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^.*a ~ a
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xa
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xxxxxxa
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!~ ""
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^.+a ~ xa
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xxxxxxa
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!~ ""
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a
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ax
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a* ~ ""
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a
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aaaa
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xa
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xxxx
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aa* ~ a
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aaa
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xa
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!~ xxxx
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""
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\$ ~ x$
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$
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$x
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x$x
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!~ ""
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x
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\. ~ .
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!~ x
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""
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xr+y ~ xry
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xrry
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xrrrrrry
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!~ ry
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xy
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xr
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xr?y ~ xy
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xry
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!~ xrry
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a?b?c? ~ ""
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x
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^a?b?x ~ x
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ax
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bx
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abx
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xa
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!~ ""
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ab
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aba
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[0-9] ~ 1
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567
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x0y
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!~ abc
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""
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[^0-9] !~ 1
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567
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""
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~ abc
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x0y
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[0-25-69] ~ 0
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1
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2
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5
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6
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9
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!~ 3
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4
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7
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8
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[[:lower:]] ~ a
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b
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z
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!~ A
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Z
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1
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:
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[
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]
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[[:upper:]] ~ A
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B
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Z
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!~ a
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z
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1
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:
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[
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]
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[[:digit:]] ~ 0
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1
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9
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!~ d
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:
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[
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]
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x[0-9]+y ~ x0y
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x23y
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x12345y
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!~ 0y
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xy
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x[0-9]?y ~ xy
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x1y
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!~ x23y
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x[[]y ~ x[y
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!~ xy
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x[[]y
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x]y
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x[[-]y ~ x[y
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x-y
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!~ xy
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x[[]y
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x]y
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x[[-a]y ~ x[y
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xay
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x]y
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!~ xy
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x[[]y
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x-y
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x[]-a]y ~ x]y
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xay
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!~ xy
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x[y
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x-y
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x[]]y ~ x]y
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!~ xy
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x[]]y
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x[y
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x[^[]y ~ xay
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!~ x[y
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x[-]y ~ x-y
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!~ xy
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x+y
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x[^-]y ~ x+y
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!~ x-y
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xy
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x[][]y ~ x[y
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x]y
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!~ xy
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x][y
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x[]y
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x[z-a]y ~ xy
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!~ x
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y
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xay
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xzy
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x-y
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[0\-9] ~ 0
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-
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9
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!~ 1
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""
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[-1] ~ -
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1
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!~ 0
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[0-] ~ 0
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-
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!~ 1
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[^-0] ~ x
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^
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!~ -
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0
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""
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[^0-] ~ x
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^
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!~ -
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0
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""
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x|y ~ x
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y
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xy
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!~ a
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""
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^abc|xyz$ ~ abc
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abcd
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axyz
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xyz
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!~ xabc
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xyza
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^(abc|xyz)$ ~ abc
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xyz
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!~ abcxyz
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abcx
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cxyz
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^x\|y$ ~ x|y
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!~ xy
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^x\\y$ ~ x\y
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!~ xy
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x\\y
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xay
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\141\142 ~ ab
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xab
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abx
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!~ a
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b
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ax
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axb
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x\056y ~ x.y
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!~ x.
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.x
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xxx
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xby because \056 is not the metacharacter .
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xcy ditto
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[\60-\62\65-6\71] ~ 0
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1
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2
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5
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6
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9
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!~ 3
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4
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7
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8
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[\60-2\65-6\71] ~ 0
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1
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2
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5
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6
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9
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!~ 3
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4
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7
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8
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[\x30-\x32\x35-6\71] ~ 0
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1
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2
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5
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6
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9
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!~ 3
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4
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7
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8
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[\x30-2\x35-6\x39] ~ 0
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1
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2
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5
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6
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9
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!~ 3
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4
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7
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8
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\f !~ x
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\b !~ x
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\r !~ x
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\n !~ x
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...) ~ abc)
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!!!!
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