X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fop%2Fpack.t;h=1c6222efe72e4fa7d4094ce8ab8c98686b020bf0;hb=a4c04bdcc508b6a45f83e703d0f82401445aa55b;hp=aa498c5846fa1089cd18a63cd0bdb1ee4b1f7b3a;hpb=fe14fcc35f78a371a174a1d14256c2f35ae4262b;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/op/pack.t b/t/op/pack.t
old mode 100644
new mode 100755
index aa498c5..1c6222e
--- a/t/op/pack.t
+++ b/t/op/pack.t
@@ -1,20 +1,463 @@
-#!./perl
+#!./perl -Tw
 
-# $Header: pack.t,v 4.0 91/03/20 01:53:57 lwall Locked $
+BEGIN {
+    chdir 't' if -d 't';
+    @INC = '../lib';
+}
 
-print "1..3\n";
+use Config;
 
-$format = "c2x5CCxsdila6";
+$Is_EBCDIC = (defined $Config{ebcdic} && $Config{ebcdic} eq 'define');
+
+my $test = 1;
+sub ok {
+    my($ok) = @_;
+
+    # You have to do it this way or VMS will get confused.
+    my $out = '';
+    $out =  "not " unless $ok;
+    $out .= "ok $test\n";
+    print $out;
+
+    printf "# Failed test at line %d\n", (caller)[2] unless $ok;
+
+    $test++;
+    return $ok;
+}
+
+
+print "1..161\n";
+
+# Note: All test numbers in comments are off by 1 after the comment below..
+
+$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
 # test2 failing because ary2 goes str->numeric->str and ary doesn't.
 @ary = (1,-100,127,128,32767,987.654321098 / 100.0,12345,123456,"abcdef");
 $foo = pack($format,@ary);
 @ary2 = unpack($format,$foo);
 
-print ($#ary == $#ary2 ? "ok 1\n" : "not ok 1\n");
+ok($#ary == $#ary2);
 
 $out1=join(':',@ary);
 $out2=join(':',@ary2);
-print ($out1 eq $out2 ? "ok 2\n" : "not ok 2\n");
+# Using long double NVs may introduce greater accuracy than wanted.
+$out1 =~ s/:9\.87654321097999\d*:/:9.87654321098:/;
+$out2 =~ s/:9\.87654321097999\d*:/:9.87654321098:/;
+ok($out1 eq $out2);
+
+ok($foo =~ /def/);
+
+# How about counting bits?
+
+ok( ($x = unpack("%32B*", "\001\002\004\010\020\040\100\200\377")) == 16 );
+
+ok( ($x = unpack("%32b69", "\001\002\004\010\020\040\100\200\017")) == 12 );
+
+ok( ($x = unpack("%32B69", "\001\002\004\010\020\040\100\200\017")) == 9 );
+
+my $sum = 129; # ASCII
+$sum = 103 if $Is_EBCDIC;
+
+ok( ($x = unpack("%32B*", "Now is the time for all good blurfl")) == $sum );
+
+open(BIN, "./perl") || open(BIN, "./perl.exe") || open(BIN, $^X)
+    || die "Can't open ../perl or ../perl.exe: $!\n";
+sysread BIN, $foo, 8192;
+close BIN;
+
+$sum = unpack("%32b*", $foo);
+$longway = unpack("b*", $foo);
+ok( $sum == $longway =~ tr/1/1/ );
+
+ok( ($x = unpack("I",pack("I", 0xFFFFFFFF))) == 0xFFFFFFFF );
+
+# check 'w'
+my @x = (5,130,256,560,32000,3097152,268435455,1073741844, 2**33,
+         '4503599627365785','23728385234614992549757750638446');
+my $x = pack('w*', @x);
+my $y = pack 'H*', '0581028200843081fa0081bd8440ffffff7f8480808014A08080800087ffffffffffdb19caefe8e1eeeea0c2e1e3e8ede1ee6e';
+
+if ($x eq $y) {
+  print "ok $test\n";
+} else {
+  printf "not ok $test # %s\n", unpack 'H*', $x;
+}
+$test++;
+
+@y = unpack('w*', $y);
+my $a;
+while ($a = pop @x) {
+  my $b = pop @y;
+  print $a eq $b ? "ok $test\n" : "not ok $test\n$a\n$b\n"; $test++;
+}
+
+# XXX All test numbers in comments are off by 1 after this point.
+
+@y = unpack('w2', $x);
+
+print scalar(@y) == 2 ? "ok $test\n" : "not ok $test\n"; $test++;
+print $y[1] == 130 ? "ok $test\n" : "not ok $test # $y[1]\n"; $test++;
+
+# test exeptions
+eval { $x = unpack 'w', pack 'C*', 0xff, 0xff};
+print $@ ne '' ? "ok $test\n" : "not ok $test\n"; $test++;
+
+eval { $x = unpack 'w', pack 'C*', 0xff, 0xff, 0xff, 0xff};
+print $@ ne '' ? "ok $test\n" : "not ok $test\n"; $test++;
+
+eval { $x = unpack 'w', pack 'C*', 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+print $@ ne '' ? "ok $test\n" : "not ok $test\n"; $test++;
+
+#
+# test the "p" template
+
+# literals
+print((unpack("p",pack("p","foo")) eq "foo" ? "ok " : "not ok "),$test++,"\n");
+
+# scalars
+print((unpack("p",pack("p",$test)) == $test ? "ok " : "not ok "),$test++,"\n");
+
+# temps
+sub foo { my $a = "a"; return $a . $a++ . $a++ }
+{
+  use warnings;
+  my $last = $test;
+  local $SIG{__WARN__} = sub {
+	print "ok ",$test++,"\n" if $_[0] =~ /temporary val/
+  };
+  my $junk = pack("p", &foo);
+  print "not ok ", $test++, "\n" if $last == $test;
+}
+
+# undef should give null pointer
+print((pack("p", undef) =~ /^\0+/ ? "ok " : "not ok "),$test++,"\n");
+
+# Check for optimizer bug (e.g.  Digital Unix GEM cc with -O4 on DU V4.0B gives
+#                                4294967295 instead of -1)
+#				 see #ifdef __osf__ in pp.c pp_unpack
+# Test 30:
+print( ((unpack("i",pack("i",-1))) == -1 ? "ok " : "not ok "),$test++,"\n");
+
+# 31..36: test the pack lengths of s S i I l L
+print "not " unless length(pack("s", 0)) == 2;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("S", 0)) == 2;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("i", 0)) >= 4;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("I", 0)) >= 4;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("l", 0)) == 4;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("L", 0)) == 4;
+print "ok ", $test++, "\n";
+
+# 37..40: test the pack lengths of n N v V
+
+print "not " unless length(pack("n", 0)) == 2;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("N", 0)) == 4;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("v", 0)) == 2;
+print "ok ", $test++, "\n";
+
+print "not " unless length(pack("V", 0)) == 4;
+print "ok ", $test++, "\n";
+
+# 41..56: test unpack-pack lengths
+
+my @templates = qw(c C i I s S l L n N v V f d);
+
+# quads not supported everywhere: if not, retest floats/doubles
+# to preserve the test count...
+eval { my $q = pack("q",0) };
+push @templates, $@ !~ /Invalid type in pack/ ? qw(q Q) : qw(f d);
+
+foreach my $t (@templates) {
+    my @t = unpack("$t*", pack("$t*", 12, 34));
+    print "not "
+      unless @t == 2 and (($t[0] == 12 and $t[1] == 34) or ($t =~ /[nv]/i));
+    print "ok ", $test++, "\n";
+}
+
+# 57..60: uuencode/decode
+
+# Note that first uuencoding known 'text' data and then checking the
+# binary values of the uuencoded version would not be portable between
+# character sets.  Uuencoding is meant for encoding binary data, not
+# text data.
+
+$in = pack 'C*', 0 .. 255;
+
+# just to be anal, we do some random tr/`/ /
+$uu = <<'EOUU';
+M` $"`P0%!@<("0H+# T.#Q`1$A,4%187&!D:&QP='A\@(2(C)"4F)R@I*BLL
+M+2XO,#$R,S0U-C<X.3H[/#T^/T!!0D-$149'2$E*2TQ-3D]045)35%565UA9
+M6EM<75Y?8&%B8V1E9F=H:6IK;&UN;W!Q<G-T=79W>'EZ>WQ]?G^`@8*#A(6&
+MAXB)BHN,C8Z/D)&2DY25EI>8F9J;G)V>GZ"AHJ.DI::GJ*FJJZRMKJ^PL;*S
+MM+6VM[BYNKN\O;Z_P,'"P\3%QL?(R<K+S,W.S]#1TM/4U=;7V-G:V]S=WM_@
+?X>+CY.7FY^CIZNOL[>[O\/'R\_3U]O?X^?K[_/W^_P `
+EOUU
+
+$_ = $uu;
+tr/ /`/;
+print "not " unless pack('u', $in) eq $_;
+print "ok ", $test++, "\n";
+
+print "not " unless unpack('u', $uu) eq $in;
+print "ok ", $test++, "\n";
+
+$in = "\x1f\x8b\x08\x08\x58\xdc\xc4\x35\x02\x03\x4a\x41\x50\x55\x00\xf3\x2a\x2d\x2e\x51\x48\xcc\xcb\x2f\xc9\x48\x2d\x52\x08\x48\x2d\xca\x51\x28\x2d\x4d\xce\x4f\x49\x2d\xe2\x02\x00\x64\x66\x60\x5c\x1a\x00\x00\x00";
+$uu = <<'EOUU';
+M'XL("%C<Q#4"`TI!4%4`\RHM+E%(S,LOR4@M4@A(+<I1*"U-SD])+>("`&1F
+&8%P:````
+EOUU
+
+print "not " unless unpack('u', $uu) eq $in;
+print "ok ", $test++, "\n";
+
+# 60 identical to 59 except that backquotes have been changed to spaces
+
+$uu = <<'EOUU';
+M'XL("%C<Q#4" TI!4%4 \RHM+E%(S,LOR4@M4@A(+<I1*"U-SD])+>(" &1F
+&8%P:
+EOUU
+
+print "not " unless unpack('u', $uu) eq $in;
+print "ok ", $test++, "\n";
+
+# 61..73: 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 \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 pack('Z3', "foo") eq "fo\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";
+
+# 74..79: 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";
+
+# 80..139: pack <-> unpack bijectionism
+
+#  80.. 84 c
+foreach my $c (-128, -1, 0, 1, 127) {
+    print "not " unless unpack("c", pack("c", $c)) == $c;
+    print "ok ", $test++, "\n";
+}
+
+#  85.. 89: C
+foreach my $C (0, 1, 127, 128, 255) {
+    print "not " unless unpack("C", pack("C", $C)) == $C;
+    print "ok ", $test++, "\n";
+}
+
+#  90.. 94: s
+foreach my $s (-32768, -1, 0, 1, 32767) {
+    print "not " unless unpack("s", pack("s", $s)) == $s;
+    print "ok ", $test++, "\n";
+}
+
+#  95.. 99: S
+foreach my $S (0, 1, 32767, 32768, 65535) {
+    print "not " unless unpack("S", pack("S", $S)) == $S;
+    print "ok ", $test++, "\n";
+}
+
+#  100..104: i
+foreach my $i (-2147483648, -1, 0, 1, 2147483647) {
+    print "not " unless unpack("i", pack("i", $i)) == $i;
+    print "ok ", $test++, "\n";
+}
+
+# 105..109: I
+foreach my $I (0, 1, 2147483647, 2147483648, 4294967295) {
+    print "not " unless unpack("I", pack("I", $I)) == $I;
+    print "ok ", $test++, "\n";
+}
+
+# 110..114: l
+foreach my $l (-2147483648, -1, 0, 1, 2147483647) {
+    print "not " unless unpack("l", pack("l", $l)) == $l;
+    print "ok ", $test++, "\n";
+}
+
+# 115..119: L
+foreach my $L (0, 1, 2147483647, 2147483648, 4294967295) {
+    print "not " unless unpack("L", pack("L", $L)) == $L;
+    print "ok ", $test++, "\n";
+}
+
+# 120..124: n
+foreach my $n (0, 1, 32767, 32768, 65535) {
+    print "not " unless unpack("n", pack("n", $n)) == $n;
+    print "ok ", $test++, "\n";
+}
+
+# 125..129: v
+foreach my $v (0, 1, 32767, 32768, 65535) {
+    print "not " unless unpack("v", pack("v", $v)) == $v;
+    print "ok ", $test++, "\n";
+}
+
+# 130..134: N
+foreach my $N (0, 1, 2147483647, 2147483648, 4294967295) {
+    print "not " unless unpack("N", pack("N", $N)) == $N;
+    print "ok ", $test++, "\n";
+}
+
+# 135..139: V
+foreach my $V (0, 1, 2147483647, 2147483648, 4294967295) {
+    print "not " unless unpack("V", pack("V", $V)) == $V;
+    print "ok ", $test++, "\n";
+}
+
+# 140..143: 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 ", $test++, "\n";
+
+# 144..152: /
+
+# Using Test considered bad plan in op/*.t ?
+
+sub report {
+  my ($pass, $test, $err, $wrong) = @_;
+  if ($pass) {
+    print "ok $test\n"
+  } else {
+    if ($err) {
+      chomp $err;
+      print "not ok $test # \$\@ = $err\n";
+    } else {
+      $wrong =~ s/([[:cntrl:]\177 ])/sprintf "\\%03o", ord $1/ge;
+      print "not ok $test # got $wrong\n";
+    }
+  }
+}
+
+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* N/Z* w/A*','string','hi there ','etc';
+my $expect = "\000\006string\0\0\0\012hi there \000\003etc";
+report ($z eq $expect, $test++, '', $z);
+
+eval { ($x) = unpack 'a/a*/a*', '212ab345678901234567' };
+print $@ eq '' && $x eq 'ab3456789012' ? "ok $test\n" : "#$x,$@\nnot ok $test\n";
+$test++;
+
+eval { ($x) = unpack 'a/a*/a*', '3012ab345678901234567' };
+print $@ eq '' && $x eq 'ab3456789012' ? "ok $test\n" : "not ok $test\n";
+$test++;
+
+eval { ($x) = unpack 'a/a*/b*', '212ab' };
+my $expected_x = '100001100100';
+if ($Is_EBCDIC) { $expected_x = '100000010100'; }
+print $@ eq '' && $x eq $expected_x ? "ok $test\n" : "#$x,$@\nnot ok $test\n";
+$test++;
+
+# 153..156: / with #
+
+eval { ($z,$x,$y) = unpack <<EOU, "003ok \003yes\004z\000abc" };
+ a3/A			# Count in ASCII
+ C/a*			# Count in a C char
+ C/Z			# Count in a C char but skip after \0
+EOU
+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"; $test++;
+
+$z = pack <<EOP,'string','etc';
+  n/a*			# Count as network short
+  w/A*			# Count a  BER integer
+EOP
+$expect = "\000\006string\003etc";
+report ($z eq $expect, $test++, '', $z);
+
+print 'not ' unless "1.20.300.4000" eq sprintf "%vd", pack("U*",1,20,300,4000);
+print "ok $test\n"; $test++;
+print 'not ' unless "1.20.300.4000" eq
+                    sprintf "%vd", pack("  U*",1,20,300,4000);
+print "ok $test\n"; $test++;
+print 'not ' unless v1.20.300.4000 ne
+                    sprintf "%vd", pack("C0U*",1,20,300,4000);
+print "ok $test\n"; $test++;
 
-print ($foo =~ /def/ ? "ok 3\n" : "not ok 3\n");
+# 160
+print "not " unless join(" ", unpack("C*", chr(0x1e2)))
+        eq ((ord(A) == 193) ? "156 67" : "199 162");
+print "ok $test\n"; $test++;