5 print vec($foo,0,1) == 0 ? "ok 1\n" : "not ok 1\n";
6 print length($foo) == 0 ? "ok 2\n" : "not ok 2\n";
8 print length($foo) == 1 ? "ok 3\n" : "not ok 3\n";
9 print unpack('C',$foo) == 1 ? "ok 4\n" : "not ok 4\n";
10 print vec($foo,0,1) == 1 ? "ok 5\n" : "not ok 5\n";
12 print vec($foo,20,1) == 0 ? "ok 6\n" : "not ok 6\n";
14 print vec($foo,20,1) == 1 ? "ok 7\n" : "not ok 7\n";
15 print length($foo) == 3 ? "ok 8\n" : "not ok 8\n";
16 print vec($foo,1,8) == 0 ? "ok 9\n" : "not ok 9\n";
18 print vec($foo,1,8) == 0xf1 ? "ok 10\n" : "not ok 10\n";
19 print ((unpack('C',substr($foo,1,1)) & 255) == 0xf1 ? "ok 11\n" : "not ok 11\n");
20 print vec($foo,2,4) == 1 ? "ok 12\n" : "not ok 12\n";
21 print vec($foo,3,4) == 15 ? "ok 13\n" : "not ok 13\n";
22 vec($Vec, 0, 32) = 0xbaddacab;
23 print $Vec eq "\xba\xdd\xac\xab" ? "ok 14\n" : "not ok 14\n";
24 print vec($Vec, 0, 32) == 3135089835 ? "ok 15\n" : "not ok 15\n";
26 # ensure vec() handles numericalness correctly
27 $foo = $bar = $baz = 0;
28 vec($foo = 0,0,1) = 1;
29 vec($bar = 0,1,1) = 1;
31 print $foo eq "1" && $foo == 1 ? "ok 16\n" : "not ok 16\n";
32 print $bar eq "2" && $bar == 2 ? "ok 17\n" : "not ok 17\n";
33 print "$foo $bar $baz" eq "1 2 3" ? "ok 18\n" : "not ok 18\n";
37 $x = eval { vec $foo, 0, 3 };
38 print "not " if defined $x or $@ !~ /^Illegal number of bits in vec/;
40 $x = eval { vec $foo, 0, 0 };
41 print "not " if defined $x or $@ !~ /^Illegal number of bits in vec/;
43 $x = eval { vec $foo, 0, -13 };
44 print "not " if defined $x or $@ !~ /^Illegal number of bits in vec/;
46 $x = eval { vec($foo, -1, 4) = 2 };
47 print "not " if defined $x or $@ !~ /^Assigning to negative offset in vec/;
49 print "not " if vec('abcd', 7, 8);
53 # N.B. currently curiously coded to circumvent bugs elswhere in UTF8 handling
55 $foo = "\x{100}" . "\xff\xfe";
57 print "not " if vec($x, 0, 8) != 255;
59 eval { vec($foo, 1, 8) };
62 eval { vec($foo, 1, 8) = 13 };
65 print "not " if $foo ne "\xc4\x0d\xc3\xbf\xc3\xbe";
67 $foo = "\x{100}" . "\xff\xfe";
70 print "not " if $x ne "\xff\xf7";
75 $foo = "\x61\x62\x63\x64\x65\x66";
76 print "not " if vec(substr($foo, 2, 2), 0, 16) != 25444;
78 vec(substr($foo, 1,3), 5, 4) = 3;
79 print "not " if $foo ne "\x61\x62\x63\x34\x65\x66";