#!./perl
-# $RCSfile: pack.t,v $$Revision: 4.1 $$Date: 92/08/07 18:28:11 $
+BEGIN {
+ chdir 't' if -d 't';
+ unshift @INC, '../lib' if -d '../lib';
+ require Config; import Config;
+}
-print "1..60\n";
+print "1..148\n";
$format = "c2 x5 C C x s d i l a6";
# Need the expression in here to force ary[5] to be numeric. This avoids
? "ok 6\n" : "not ok 6 $x\n";
my $sum = 129; # ASCII
-$sum = 103 if ($^O eq 'os390'); # An EBCDIC variant.
+$sum = 103 if ($Config{ebcdic} eq 'define');
print +($x = unpack("%32B*", "Now is the time for all good blurfl")) == $sum
? "ok 7\n" : "not ok 7 $x\n";
# 57..60: uuencode/decode
-$in = join "", map { chr } 0..255;
+# Note that first uuencoding known 'text' data and then checking the
+# binary values of the uuencoded version would not be portable between
+# character sets. Uuencoding is meant for encoding binary data, not
+# text data.
+
+$in = pack 'C*', 0 .. 255;
# just to be anal, we do some random tr/`/ /
$uu = <<'EOUU';
print "not " unless unpack('u', $uu) eq $in;
print "ok ", $test++, "\n";
-# Note that first uuencoding known 'text' data and then checking the
-# binary values of the uuencoded version would not be portable between
-# character sets. Uuencoding is meant for encoding binary data, not
-# text data.
+# 61..72: test the ascii template types (A, a, Z)
+
+print "not " unless pack('A*', "foo\0bar\0 ") eq "foo\0bar\0 ";
+print "ok ", $test++, "\n";
+
+print "not " unless pack('A11', "foo\0bar\0 ") eq "foo\0bar\0 ";
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('A*', "foo\0bar \0") eq "foo\0bar";
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('A8', "foo\0bar \0") eq "foo\0bar";
+print "ok ", $test++, "\n";
+
+print "not " unless pack('a*', "foo\0bar\0 ") eq "foo\0bar\0 ";
+print "ok ", $test++, "\n";
+
+print "not " unless pack('a11', "foo\0bar\0 ") eq "foo\0bar\0 \0\0";
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('a*', "foo\0bar \0") eq "foo\0bar \0";
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('a8', "foo\0bar \0") eq "foo\0bar ";
+print "ok ", $test++, "\n";
+
+print "not " unless pack('Z*', "foo\0bar\0 ") eq "foo\0bar\0 ";
+print "ok ", $test++, "\n";
+
+print "not " unless pack('Z11', "foo\0bar\0 ") eq "foo\0bar\0 \0\0";
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('Z*', "foo\0bar \0") eq "foo";
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('Z8', "foo\0bar \0") eq "foo";
+print "ok ", $test++, "\n";
+
+# 73..78: packing native shorts/ints/longs
+
+print "not " unless length(pack("s!", 0)) == $Config{shortsize};
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("i!", 0)) == $Config{intsize};
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("l!", 0)) == $Config{longsize};
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("s!", 0)) <= length(pack("i!", 0));
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("i!", 0)) <= length(pack("l!", 0));
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("i!", 0)) == length(pack("i", 0));
+print "ok ", $test++, "\n";
+
+# 79..138: pack <-> unpack bijectionism
+
+# 79.. 83 c
+foreach my $c (-128, -1, 0, 1, 127) {
+ print "not " unless unpack("c", pack("c", $c)) == $c;
+ print "ok ", $test++, "\n";
+}
+
+# 84.. 88: C
+foreach my $C (0, 1, 127, 128, 255) {
+ print "not " unless unpack("C", pack("C", $C)) == $C;
+ print "ok ", $test++, "\n";
+}
+
+# 89.. 93: s
+foreach my $s (-32768, -1, 0, 1, 32767) {
+ print "not " unless unpack("s", pack("s", $s)) == $s;
+ print "ok ", $test++, "\n";
+}
+
+# 94.. 98: S
+foreach my $S (0, 1, 32767, 32768, 65535) {
+ print "not " unless unpack("S", pack("S", $S)) == $S;
+ print "ok ", $test++, "\n";
+}
+
+# 99..103: i
+foreach my $i (-2147483648, -1, 0, 1, 2147483647) {
+ print "not " unless unpack("i", pack("i", $i)) == $i;
+ print "ok ", $test++, "\n";
+}
+
+# 104..108: I
+foreach my $I (0, 1, 2147483647, 2147483648, 4294967295) {
+ print "not " unless unpack("I", pack("I", $I)) == $I;
+ print "ok ", $test++, "\n";
+}
+
+# 109..113: l
+foreach my $l (-2147483648, -1, 0, 1, 2147483647) {
+ print "not " unless unpack("l", pack("l", $l)) == $l;
+ print "ok ", $test++, "\n";
+}
+
+# 114..118: L
+foreach my $L (0, 1, 2147483647, 2147483648, 4294967295) {
+ print "not " unless unpack("L", pack("L", $L)) == $L;
+ print "ok ", $test++, "\n";
+}
+
+# 119..123: n
+foreach my $n (0, 1, 32767, 32768, 65535) {
+ print "not " unless unpack("n", pack("n", $n)) == $n;
+ print "ok ", $test++, "\n";
+}
+
+# 124..128: v
+foreach my $v (0, 1, 32767, 32768, 65535) {
+ print "not " unless unpack("v", pack("v", $v)) == $v;
+ print "ok ", $test++, "\n";
+}
+
+# 129..133: N
+foreach my $N (0, 1, 2147483647, 2147483648, 4294967295) {
+ print "not " unless unpack("N", pack("N", $N)) == $N;
+ print "ok ", $test++, "\n";
+}
+
+# 134..138: V
+foreach my $V (0, 1, 2147483647, 2147483648, 4294967295) {
+ print "not " unless unpack("V", pack("V", $V)) == $V;
+ print "ok ", $test++, "\n";
+}
+
+# 139..142: pack nvNV byteorders
+
+print "not " unless pack("n", 0xdead) eq "\xde\xad";
+print "ok ", $test++, "\n";
+
+print "not " unless pack("v", 0xdead) eq "\xad\xde";
+print "ok ", $test++, "\n";
+
+print "not " unless pack("N", 0xdeadbeef) eq "\xde\xad\xbe\xef";
+print "ok ", $test++, "\n";
+
+print "not " unless pack("V", 0xdeadbeef) eq "\xef\xbe\xad\xde";
+print "ok ", $test++, "\n";
+
+# 143..148: #
+
+my $z;
+eval { ($x) = unpack '#a*','hello' };
+print 'not ' unless $@; print "ok $test\n"; $test++;
+eval { ($z,$x,$y) = unpack 'a3#A C#a* C#Z', "003ok \003yes\004z\000abc" };
+print $@ eq '' && $z eq 'ok' ? "ok $test\n" : "not ok $test\n"; $test++;
+print $@ eq '' && $x eq 'yes' ? "ok $test\n" : "not ok $test\n"; $test++;
+print $@ eq '' && $y eq 'z' ? "ok $test\n" : "not ok $test\n"; $test++;
+
+eval { ($x) = pack '#a*','hello' };
+print 'not ' unless $@; print "ok $test\n"; $test++;
+$z = pack 'n#a* w#A*','string','etc';
+print 'not ' unless $z eq "\000\006string\003etc"; print "ok $test\n"; $test++;
+
projects / p5sagit/p5-mst-13.2.git / blobdiff