awk/testdir/T.re
Arnold D. Robbins d6c466c367 Extract testdir.
2019-06-23 03:13:57 -06:00

341 lines
2.7 KiB
C++
Executable File

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