awk/testdir/T.builtin

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2019-06-23 05:13:57 -04:00
echo T.builtin: test miscellaneous builtin functions
awk=${awk-../a.out}
$awk 'BEGIN { print index(123, substr(123, 2)) }' >foo1
echo 2 >foo2
diff foo1 foo2 || echo 'BAD: T.builtin (index/substr)'
$awk 'BEGIN {
pi = 2 * atan2(1, 0)
printf("%.5f %.3f %.3f %.5f %.3f\n",
pi, sin(pi), cos(pi/2), exp(log(pi)), log(exp(10)))
}' >foo1
echo '3.14159 0.000 0.000 3.14159 10.000' >foo2
diff foo1 foo2 || echo 'BAD: T.builtin (sin/cos)'
$awk 'BEGIN {
s = srand(1) # set a real random start
for (i = 1; i <= 10; i++)
print rand() >"foo1"
srand(s) # reset it
for (i = 1; i <= 10; i++)
print rand() >"foo2"
}'
diff foo1 foo2 || echo 'BAD: T.builtin (rand)'
echo 'hello, WORLD!' |
$awk '{ printf("%s|%s|%s\n", tolower($0), toupper($0), $0)}' >foo1
echo 'hello, world!|HELLO, WORLD!|hello, WORLD!' >foo2
diff foo1 foo2 || echo 'BAD: T.builtin (toupper/tolower)'
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if locale -a | grep -qsi de_DE.UTF-8; then
(export LANG=de_DE.UTF-8 && echo 'Dürst' |
$awk '{ printf("%s|%s|%s\n", tolower($0), toupper($0), $0)}') >foo1
echo 'dürst|DÜRST|Dürst' >foo2
diff foo1 foo2 || echo 'BAD: T.builtin (toupper/tolower) for utf-8'
(export LC_NUMERIC=de_DE.UTF-8 && $awk 'BEGIN { print 0.01 }' /dev/null) >foo1
echo "0.01" >foo2
diff foo1 foo2 || echo 'BAD: T.builtin LC_NUMERIC radix (.) handling'
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fi
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$awk 'BEGIN {
j = 1; sprintf("%d", 99, ++j) # does j get incremented?
if (j != 2)
print "BAD: T.builtin (printf arg list not evaluated)"
}'
$awk 'BEGIN {
j = 1; substr("", 1, ++j) # does j get incremented?
if (j != 2)
print "BAD: T.builtin (substr arg list not evaluated)"
}'
$awk 'BEGIN {
j = 1; sub(/1/, ++j, z) # does j get incremented?
if (j != 2)
print "BAD: T.builtin (sub() arg list not evaluated)"
}'
$awk 'BEGIN {
j = 1; length("zzzz", ++j, ++j) # does j get incremented?
if (j != 3)
print "BAD: T.builtin (excess length args not evaluated)"
}' 2>foo
grep 'too many arg' foo >/dev/null || echo 'T.bad: too many args not caught'
echo 'a
a b
a b c' >foo0
echo '1
2
3' >foo1
$awk '{ n = split($0, x); print length(x) }' <foo0 >foo2
diff foo1 foo2 || echo 'BAD: T.builtin length array'
# Test for backslash handling
cat << \EOF >foo0
BEGIN {
print "A\
B";
print "CD"
}
EOF
$awk -f foo0 /dev/null >foo1
cat << \EOF >foo2
AB
CD
EOF
diff foo1 foo2 || echo 'BAD: T.builtin continuation handling (backslash)'