freebsd-dev/contrib/one-true-awk/testdir/T.expr
Warner Losh 23f24377b1 awk: Merge 20210729 from One True Awk upstream (0592de4a)
July 27, 2021:
	As per IEEE Std 1003.1-2008, -F "str" is now consistent with
	-v FS="str" when str is null. Thanks to Warner Losh.

July 24, 2021:
	Fix readrec's definition of a record. This fixes an issue
	with NetBSD's RS regular expression support that can cause
	an infinite read loop. Thanks to Miguel Pineiro Jr.

	Fix regular expression RS ^-anchoring. RS ^-anchoring needs to
	know if it is reading the first record of a file. This change
	restores a missing line that was overlooked when porting NetBSD's
	RS regex functionality. Thanks to Miguel Pineiro Jr.

	Fix size computation in replace_repeat() for special case
	REPEAT_WITH_Q. Thanks to Todd C. Miller.

Also, included the tests from upstream, though they aren't yet connected
to the tree.

Sponsored by:		Netflix
2021-08-01 10:22:39 -06:00

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#!/bin/sh
echo T.expr: tests of miscellaneous expressions
awk=${awk-../a.out}
$awk '
BEGIN {
FS = "\t"
awk = "../a.out"
}
NF == 0 || $1 ~ /^#/ {
next
}
$1 ~ /try/ { # new test
nt++
sub(/try /, "")
prog = $0
printf("%3d %s\n", nt, prog)
prog = sprintf("%s -F\"\\t\" '"'"'%s'"'"'", awk, prog)
# print "prog is", prog
nt2 = 0
while (getline > 0) {
if (NF == 0) # blank line terminates a sequence
break
input = $1
for (i = 2; i < NF; i++) # input data
input = input "\t" $i
test = sprintf("./echo '"'"'%s'"'"' | %s >foo1; ",
input, prog)
if ($NF == "\"\"")
output = ">foo2;"
else
output = sprintf("./echo '"'"'%s'"'"' >foo2; ", $NF)
gsub(/\\t/, "\t", output)
gsub(/\\n/, "\n", output)
run = sprintf("cmp foo1 foo2 || echo test %d.%d failed",
nt, ++nt2)
# print "input is", input
# print "test is", test
# print "output is", output
# print "run is", run
system(test output run)
}
tt += nt2
}
END { print tt, "tests" }
' <<\!!!!
# General format:
# try program as rest of line
# $1 $2 $3 output1 (\t for tab, \n for newline,
# $1 $2 $3 output2 ("" for null)
# ... terminated by blank line
# try another program...
try { print ($1 == 1) ? "yes" : "no" }
1 yes
1.0 yes
1E0 yes
0.1E1 yes
10E-1 yes
01 yes
10 no
10E-2 no
try $1 > 0
1 1
2 2
0 ""
-1 ""
1e0 1e0
0e1 ""
-2e64 ""
3.1e4 3.1e4
try { print NF }
0
x 1
x y 2
y 2
x 2
try { print NF, $NF }
0
x 1 x
x y 2 y
x yy zzz 3 zzz
# this horror prints $($2+1)
try { i=1; print ($++$++i) }
1 1
1 2 3 3
abc abc
# concatenate $1 and ++$2; print new $1 and concatenated value
try { x = $1++++$2; print $1, x }
1 3 2 14
# do we get the precedence of ! right?
try $1 !$2
0 0 0\t0
0 1 0\t1
1 0 1\t0
1 1 1\t1
# another ava special
try { print ($1~/abc/ !$2) }
0 0 01
0 1 00
abc 0 11
xabcd 1 10
try { print !$1 + $2 }
1 3 3
0 3 4
-1 3 3
# aside: !$1 = $2 is now a syntax error
# the definition of "number" changes with isnumber.
# 2e100 is ok according to strtod.
# try 1
try { print ($1 == $2) }
0 0 1
0 1 0
0 00 1
0 "" 0
+0 -0 1
1 1.0 1
1 1e0 1
2e10 2.00e10 1
2e10 2e+10 1
2e-10 2e-10 1
2e10 2e-10 0
2e10 20e9 1
2e100 2.000e100 1
2e1000 2.0e1000 0
# this one (3 & 4) may "fail" if a negative 0 is printed as -0,
# but i think this might be a type-coercion problem.
try { print $1, +$1, -$1, - -$1 }
1 1 1 -1 1
-1 -1 -1 1 -1
0 0 0 0 0
x x 0 0 0
try { printf("a%*sb\n", $1, $2) }
1 x axb
2 x a xb
3 x a xb
try { printf("a%-*sb\n", $1, $2) }
1 x axb
2 x ax b
3 x ax b
try { printf("a%*.*sb\n", $1, $2, "hello") }
1 1 ahb
2 1 a hb
3 1 a hb
try { printf("a%-*.*sb\n", $1, $2, "hello") }
1 1 ahb
2 1 ah b
3 1 ah b
try { printf("%d %ld %lld %zd %jd %hd %hhd\n", $1, $1, $1, $1, $1, $1, $1) }
1 1 1 1 1 1 1 1
10 10 10 10 10 10 10 10
10000 10000 10000 10000 10000 10000 10000 10000
try { printf("%x %lx %llx %zx %jx %hx %hhx\n", $1, $1, $1, $1, $1, $1, $1) }
1 1 1 1 1 1 1 1
10 a a a a a a a
10000 2710 2710 2710 2710 2710 2710 2710
try { if ($1 ~ $2) print 1; else print 0 }
a \141 1
a \142 0
a \x61 1
a \x061 0
a \x62 0
0 \060 1
0 \60 1
0 \0060 0
Z \x5a 1
Z \x5A 1
try { print $1 ~ $2 }
a \141 1
a \142 0
a \x61 1
a \x061 0
a \x62 0
0 \060 1
0 \60 1
0 \0060 0
Z \x5a 1
Z \x5A 1
try { print $1 || $2 }
0
1 1
0 0 0
1 0 1
0 1 1
1 1 1
a b 1
try { print $1 && $2 }
0
1 0
0 0 0
1 0 0
0 1 0
1 1 1
a b 1
try { $1 = $2; $1 = $1; print $1 }
abc def def
abc def ghi def
# $f++ => ($f)++
try { f = 1; $f++; print f, $f }
11 22 33 1 12
# $f[1]++ => ($f[1])++
try { f[1]=1; f[2]=2; print $f[1], $f[1]++, $f[2], f[1], f[2] }
111 222 333 111 111 222 2 2
!!!!