X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/ef54e1a45e68bbd668c909c97e266f20578d5516..b1fb3988eef353a38133699bd3524d8ef738d113:/t/op/pack.t diff --git a/t/op/pack.t b/t/op/pack.t index 82f2b1c..5c215c6 100755 --- a/t/op/pack.t +++ b/t/op/pack.t @@ -6,7 +6,7 @@ BEGIN { require Config; import Config; } -print "1..78\n"; +print "1..159\n"; $format = "c2 x5 C C x s d i l a6"; # Need the expression in here to force ary[5] to be numeric. This avoids @@ -19,7 +19,10 @@ print ($#ary == $#ary2 ? "ok 1\n" : "not ok 1\n"); $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:/; +$out2 =~ s/:9\.87654321097999\d*:/:9.87654321098:/; +print ($out1 eq $out2? "ok 2\n" : "not ok 2\n"); print ($foo =~ /def/ ? "ok 3\n" : "not ok 3\n"); @@ -95,7 +98,7 @@ print((unpack("p",pack("p",$test)) == $test ? "ok " : "not ok "),$test++,"\n"); # temps sub foo { my $a = "a"; return $a . $a++ . $a++ } { - local $^W = 1; + use warnings; my $last = $test; local $SIG{__WARN__} = sub { print "ok ",$test++,"\n" if $_[0] =~ /temporary val/ @@ -208,7 +211,7 @@ EOUU print "not " unless unpack('u', $uu) eq $in; print "ok ", $test++, "\n"; -# 61..72: test the ascii template types (A, a, Z) +# 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"; @@ -234,35 +237,182 @@ 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 "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"; -# 73..77: packing native shorts/ints/longs +# 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)) == $Config{shortsize}; +print "not " unless length(pack("s!", 0)) <= length(pack("i!", 0)); print "ok ", $test++, "\n"; -print "not " unless length(pack("i_", 0)) == $Config{intsize}; +print "not " unless length(pack("i!", 0)) <= length(pack("l!", 0)); print "ok ", $test++, "\n"; -print "not " unless length(pack("l_", 0)) == $Config{longsize}; +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 length(pack("s_", 0)) <= length(pack("i_", 0)); +print "not " unless pack("v", 0xdead) eq "\xad\xde"; print "ok ", $test++, "\n"; -print "not " unless length(pack("i_", 0)) <= length(pack("l_", 0)); +print "not " unless pack("N", 0xdeadbeef) eq "\xde\xad\xbe\xef"; print "ok ", $test++, "\n"; -print "not " unless length(pack("i_", 0)) == length(pack("i", 0)); +print "not " unless pack("V", 0xdeadbeef) eq "\xef\xbe\xad\xde"; print "ok ", $test++, "\n"; +# 144..152: / + +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'; +print 'not ' unless $z eq "\000\006string\0\0\0\012hi there \000\003etc"; +print "ok $test\n"; $test++; + +eval { ($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 $expected_x = '100001100100'; +if ($Config{ebcdic} eq 'define') { $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 <