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# Test-script for MAWK
###############################################################################
# copyright 2026, Thomas E. Dickey
#
# This is a source file for mawk, an implementation of
# the AWK programming language.
#
# Mawk is distributed without warranty under the terms of
# the GNU General Public License, version 2, 1991.
###############################################################################
function test(x) {
printf "testing \"%f\"\n", x;
print x;
print "..compare to self";
print (x == x);
print (x != x);
print (x < x);
print (x <= x);
print (x > x);
print (x >= x);
print "..compare to zero";
print (x == 0);
print (x != 0);
print (x < 0);
print (x <= 0);
print (x > 0);
print (x >= 0);
print "..compare from zero";
print (0 == x);
print (0 != x);
print (0 < x);
print (0 <= x);
print (0 > x);
print (0 >= x);
print "..functions";
print atan2(0,x);
print atan2(x,0);
print cos(x);
print exp(x);
print int(x);
print log(x);
print sin(x);
print sqrt(x)
}
BEGIN {
test("-NaN");
test("+NaN");
test("+NaN" + 0);
test("-Inf");
test("-Inf" + "-Nan" );
test("-Inf" * "-Nan" );
test("-Inf" / "-Nan" );
test("-Inf" % "-Nan" );
test("+Inf");
test("+Inf" + 0);
test("+Inf" + "-Nan" );
test("+Inf" * "-Nan" );
test("+Inf" / "-Nan" );
test("+Inf" % "-Nan" );
}
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