# http://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-test.txt,
# version dated 2000-09-02.
-# We use the \x notation instead of raw binary bytes for \x00-\x1f\x7f-\xff
-# because e.g. many patch programs have issues with binary data.
-
my @MK = split(/\n/, <<__EOMK__);
1 Correct UTF-8
-1.1.1 y "\xce\xba\xe1\xbd\xb9\xcf\x83\xce\xbc\xce\xb5" - 11 ce:ba:e1:bd:b9:cf:83:ce:bc:ce:b5 5
+1.1.1 y - 11 ce:ba:e1:bd:b9:cf:83:ce:bc:ce:b5 5
2 Boundary conditions
2.1 First possible sequence of certain length
-2.1.1 y "\x00" 0 1 00 1
-2.1.2 y "\xc2\x80" 80 2 c2:80 1
-2.1.3 y "\xe0\xa0\x80" 800 3 e0:a0:80 1
-2.1.4 y "\xf0\x90\x80\x80" 10000 4 f0:90:80:80 1
-2.1.5 y "\xf8\x88\x80\x80\x80" 200000 5 f8:88:80:80:80 1
-2.1.6 y "\xfc\x84\x80\x80\x80\x80" 4000000 6 fc:84:80:80:80:80 1
+2.1.1 y 0 1 00 1
+2.1.2 y 80 2 c2:80 1
+2.1.3 y 800 3 e0:a0:80 1
+2.1.4 y 10000 4 f0:90:80:80 1
+2.1.5 y 200000 5 f8:88:80:80:80 1
+2.1.6 y 4000000 6 fc:84:80:80:80:80 1
2.2 Last possible sequence of certain length
-2.2.1 y "\x7f" 7f 1 7f 1
-2.2.2 y "\xdf\xbf" 7ff 2 df:bf 1
+2.2.1 y 7f 1 7f 1
+2.2.2 y 7ff 2 df:bf 1
# The ffff is legal by default since 872c91ae155f6880
-2.2.3 y "\xef\xbf\xbf" ffff 3 ef:bf:bf 1 character 0xffff
-2.2.4 y "\xf7\xbf\xbf\xbf" 1fffff 4 f7:bf:bf:bf 1
-2.2.5 y "\xfb\xbf\xbf\xbf\xbf" 3ffffff 5 fb:bf:bf:bf:bf 1
-2.2.6 y "\xfd\xbf\xbf\xbf\xbf\xbf" 7fffffff 6 fd:bf:bf:bf:bf:bf 1
+2.2.3 y ffff 3 ef:bf:bf 1 character 0xffff
+2.2.4 y 1fffff 4 f7:bf:bf:bf 1
+2.2.5 y 3ffffff 5 fb:bf:bf:bf:bf 1
+2.2.6 y 7fffffff 6 fd:bf:bf:bf:bf:bf 1
2.3 Other boundary conditions
-2.3.1 y "\xed\x9f\xbf" d7ff 3 ed:9f:bf 1
-2.3.2 y "\xee\x80\x80" e000 3 ee:80:80 1
-2.3.3 y "\xef\xbf\xbd" fffd 3 ef:bf:bd 1
-2.3.4 y "\xf4\x8f\xbf\xbf" 10ffff 4 f4:8f:bf:bf 1
-2.3.5 y "\xf4\x90\x80\x80" 110000 4 f4:90:80:80 1
+2.3.1 y d7ff 3 ed:9f:bf 1
+2.3.2 y e000 3 ee:80:80 1
+2.3.3 y fffd 3 ef:bf:bd 1
+2.3.4 y 10ffff 4 f4:8f:bf:bf 1
+2.3.5 y 110000 4 f4:90:80:80 1
3 Malformed sequences
3.1 Unexpected continuation bytes
-3.1.1 n "\x80" - 1 80 - unexpected continuation byte 0x80
-3.1.2 n "\xbf" - 1 bf - unexpected continuation byte 0xbf
-3.1.3 n "\x80\xbf" - 2 80:bf - unexpected continuation byte 0x80
-3.1.4 n "\x80\xbf\x80" - 3 80:bf:80 - unexpected continuation byte 0x80
-3.1.5 n "\x80\xbf\x80\xbf" - 4 80:bf:80:bf - unexpected continuation byte 0x80
-3.1.6 n "\x80\xbf\x80\xbf\x80" - 5 80:bf:80:bf:80 - unexpected continuation byte 0x80
-3.1.7 n "\x80\xbf\x80\xbf\x80\xbf" - 6 80:bf:80:bf:80:bf - unexpected continuation byte 0x80
-3.1.8 n "\x80\xbf\x80\xbf\x80\xbf\x80" - 7 80:bf:80:bf:80:bf:80 - unexpected continuation byte 0x80
-3.1.9 n "\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf" - 64 80:81:82:83:84:85:86:87:88:89:8a:8b:8c:8d:8e:8f:90:91:92:93:94:95:96:97:98:99:9a:9b:9c:9d:9e:9f:a0:a1:a2:a3:a4:a5:a6:a7:a8:a9:aa:ab:ac:ad:ae:af:b0:b1:b2:b3:b4:b5:b6:b7:b8:b9:ba:bb:bc:bd:be:bf - unexpected continuation byte 0x80
+3.1.1 n - 1 80 - unexpected continuation byte 0x80
+3.1.2 n - 1 bf - unexpected continuation byte 0xbf
+3.1.3 n - 2 80:bf - unexpected continuation byte 0x80
+3.1.4 n - 3 80:bf:80 - unexpected continuation byte 0x80
+3.1.5 n - 4 80:bf:80:bf - unexpected continuation byte 0x80
+3.1.6 n - 5 80:bf:80:bf:80 - unexpected continuation byte 0x80
+3.1.7 n - 6 80:bf:80:bf:80:bf - unexpected continuation byte 0x80
+3.1.8 n - 7 80:bf:80:bf:80:bf:80 - unexpected continuation byte 0x80
+3.1.9 n - 64 80:81:82:83:84:85:86:87:88:89:8a:8b:8c:8d:8e:8f:90:91:92:93:94:95:96:97:98:99:9a:9b:9c:9d:9e:9f:a0:a1:a2:a3:a4:a5:a6:a7:a8:a9:aa:ab:ac:ad:ae:af:b0:b1:b2:b3:b4:b5:b6:b7:b8:b9:ba:bb:bc:bd:be:bf - unexpected continuation byte 0x80
3.2 Lonely start characters
-3.2.1 n "\xc0 \xc1 \xc2 \xc3 \xc4 \xc5 \xc6 \xc7 \xc8 \xc9 \xca \xcb \xcc \xcd \xce \xcf \xd0 \xd1 \xd2 \xd3 \xd4 \xd5 \xd6 \xd7 \xd8 \xd9 \xda \xdb \xdc \xdd \xde \xdf " - 64 c0:20:c1:20:c2:20:c3:20:c4:20:c5:20:c6:20:c7:20:c8:20:c9:20:ca:20:cb:20:cc:20:cd:20:ce:20:cf:20:d0:20:d1:20:d2:20:d3:20:d4:20:d5:20:d6:20:d7:20:d8:20:d9:20:da:20:db:20:dc:20:dd:20:de:20:df:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xc0
-3.2.2 n "\xe0 \xe1 \xe2 \xe3 \xe4 \xe5 \xe6 \xe7 \xe8 \xe9 \xea \xeb \xec \xed \xee \xef " - 32 e0:20:e1:20:e2:20:e3:20:e4:20:e5:20:e6:20:e7:20:e8:20:e9:20:ea:20:eb:20:ec:20:ed:20:ee:20:ef:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xe0
-3.2.3 n "\xf0 \xf1 \xf2 \xf3 \xf4 \xf5 \xf6 \xf7 " - 16 f0:20:f1:20:f2:20:f3:20:f4:20:f5:20:f6:20:f7:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xf0
-3.2.4 n "\xf8 \xf9 \xfa \xfb " - 8 f8:20:f9:20:fa:20:fb:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xf8
-3.2.5 n "\xfc \xfd " - 4 fc:20:fd:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xfc
+3.2.1 n - 64 c0:20:c1:20:c2:20:c3:20:c4:20:c5:20:c6:20:c7:20:c8:20:c9:20:ca:20:cb:20:cc:20:cd:20:ce:20:cf:20:d0:20:d1:20:d2:20:d3:20:d4:20:d5:20:d6:20:d7:20:d8:20:d9:20:da:20:db:20:dc:20:dd:20:de:20:df:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xc0
+3.2.2 n - 32 e0:20:e1:20:e2:20:e3:20:e4:20:e5:20:e6:20:e7:20:e8:20:e9:20:ea:20:eb:20:ec:20:ed:20:ee:20:ef:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xe0
+3.2.3 n - 16 f0:20:f1:20:f2:20:f3:20:f4:20:f5:20:f6:20:f7:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xf0
+3.2.4 n - 8 f8:20:f9:20:fa:20:fb:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xf8
+3.2.5 n - 4 fc:20:fd:20 - unexpected non-continuation byte 0x20, immediately after start byte 0xfc
3.3 Sequences with last continuation byte missing
-3.3.1 n "\xc0" - 1 c0 - 1 byte, need 2
-3.3.2 n "\xe0\x80" - 2 e0:80 - 2 bytes, need 3
-3.3.3 n "\xf0\x80\x80" - 3 f0:80:80 - 3 bytes, need 4
-3.3.4 n "\xf8\x80\x80\x80" - 4 f8:80:80:80 - 4 bytes, need 5
-3.3.5 n "\xfc\x80\x80\x80\x80" - 5 fc:80:80:80:80 - 5 bytes, need 6
-3.3.6 n "\xdf" - 1 df - 1 byte, need 2
-3.3.7 n "\xef\xbf" - 2 ef:bf - 2 bytes, need 3
-3.3.8 n "\xf7\xbf\xbf" - 3 f7:bf:bf - 3 bytes, need 4
-3.3.9 n "\xfb\xbf\xbf\xbf" - 4 fb:bf:bf:bf - 4 bytes, need 5
-3.3.10 n "\xfd\xbf\xbf\xbf\xbf" - 5 fd:bf:bf:bf:bf - 5 bytes, need 6
+3.3.1 n - 1 c0 - 1 byte, need 2
+3.3.2 n - 2 e0:80 - 2 bytes, need 3
+3.3.3 n - 3 f0:80:80 - 3 bytes, need 4
+3.3.4 n - 4 f8:80:80:80 - 4 bytes, need 5
+3.3.5 n - 5 fc:80:80:80:80 - 5 bytes, need 6
+3.3.6 n - 1 df - 1 byte, need 2
+3.3.7 n - 2 ef:bf - 2 bytes, need 3
+3.3.8 n - 3 f7:bf:bf - 3 bytes, need 4
+3.3.9 n - 4 fb:bf:bf:bf - 4 bytes, need 5
+3.3.10 n - 5 fd:bf:bf:bf:bf - 5 bytes, need 6
3.4 Concatenation of incomplete sequences
-3.4.1 n "\xc0\xe0\x80\xf0\x80\x80\xf8\x80\x80\x80\xfc\x80\x80\x80\x80\xdf\xef\xbf\xf7\xbf\xbf\xfb\xbf\xbf\xbf\xfd\xbf\xbf\xbf\xbf" - 30 c0:e0:80:f0:80:80:f8:80:80:80:fc:80:80:80:80:df:ef:bf:f7:bf:bf:fb:bf:bf:bf:fd:bf:bf:bf:bf - unexpected non-continuation byte 0xe0, immediately after start byte 0xc0
+3.4.1 n - 30 c0:e0:80:f0:80:80:f8:80:80:80:fc:80:80:80:80:df:ef:bf:f7:bf:bf:fb:bf:bf:bf:fd:bf:bf:bf:bf - unexpected non-continuation byte 0xe0, immediately after start byte 0xc0
3.5 Impossible bytes
-3.5.1 n "\xfe" - 1 fe - byte 0xfe
-3.5.2 n "\xff" - 1 ff - byte 0xff
-3.5.3 n "\xfe\xfe\xff\xff" - 4 fe:fe:ff:ff - byte 0xfe
+3.5.1 n - 1 fe - byte 0xfe
+3.5.2 n - 1 ff - byte 0xff
+3.5.3 n - 4 fe:fe:ff:ff - byte 0xfe
4 Overlong sequences
4.1 Examples of an overlong ASCII character
-4.1.1 n "\xc0\xaf" - 2 c0:af - 2 bytes, need 1
-4.1.2 n "\xe0\x80\xaf" - 3 e0:80:af - 3 bytes, need 1
-4.1.3 n "\xf0\x80\x80\xaf" - 4 f0:80:80:af - 4 bytes, need 1
-4.1.4 n "\xf8\x80\x80\x80\xaf" - 5 f8:80:80:80:af - 5 bytes, need 1
-4.1.5 n "\xfc\x80\x80\x80\x80\xaf" - 6 fc:80:80:80:80:af - 6 bytes, need 1
+4.1.1 n - 2 c0:af - 2 bytes, need 1
+4.1.2 n - 3 e0:80:af - 3 bytes, need 1
+4.1.3 n - 4 f0:80:80:af - 4 bytes, need 1
+4.1.4 n - 5 f8:80:80:80:af - 5 bytes, need 1
+4.1.5 n - 6 fc:80:80:80:80:af - 6 bytes, need 1
4.2 Maximum overlong sequences
-4.2.1 n "\xc1\xbf" - 2 c1:bf - 2 bytes, need 1
-4.2.2 n "\xe0\x9f\xbf" - 3 e0:9f:bf - 3 bytes, need 2
-4.2.3 n "\xf0\x8f\xbf\xbf" - 4 f0:8f:bf:bf - 4 bytes, need 3
-4.2.4 n "\xf8\x87\xbf\xbf\xbf" - 5 f8:87:bf:bf:bf - 5 bytes, need 4
-4.2.5 n "\xfc\x83\xbf\xbf\xbf\xbf" - 6 fc:83:bf:bf:bf:bf - 6 bytes, need 5
+4.2.1 n - 2 c1:bf - 2 bytes, need 1
+4.2.2 n - 3 e0:9f:bf - 3 bytes, need 2
+4.2.3 n - 4 f0:8f:bf:bf - 4 bytes, need 3
+4.2.4 n - 5 f8:87:bf:bf:bf - 5 bytes, need 4
+4.2.5 n - 6 fc:83:bf:bf:bf:bf - 6 bytes, need 5
4.3 Overlong representation of the NUL character
-4.3.1 n "\xc0\x80" - 2 c0:80 - 2 bytes, need 1
-4.3.2 n "\xe0\x80\x80" - 3 e0:80:80 - 3 bytes, need 1
-4.3.3 n "\xf0\x80\x80\x80" - 4 f0:80:80:80 - 4 bytes, need 1
-4.3.4 n "\xf8\x80\x80\x80\x80" - 5 f8:80:80:80:80 - 5 bytes, need 1
-4.3.5 n "\xfc\x80\x80\x80\x80\x80" - 6 fc:80:80:80:80:80 - 6 bytes, need 1
+4.3.1 n - 2 c0:80 - 2 bytes, need 1
+4.3.2 n - 3 e0:80:80 - 3 bytes, need 1
+4.3.3 n - 4 f0:80:80:80 - 4 bytes, need 1
+4.3.4 n - 5 f8:80:80:80:80 - 5 bytes, need 1
+4.3.5 n - 6 fc:80:80:80:80:80 - 6 bytes, need 1
5 Illegal code positions
5.1 Single UTF-16 surrogates
-5.1.1 y "\xed\xa0\x80" - 3 ed:a0:80 - UTF-16 surrogate 0xd800
-5.1.2 y "\xed\xad\xbf" - 3 ed:ad:bf - UTF-16 surrogate 0xdb7f
-5.1.3 y "\xed\xae\x80" - 3 ed:ae:80 - UTF-16 surrogate 0xdb80
-5.1.4 y "\xed\xaf\xbf" - 3 ed:af:bf - UTF-16 surrogate 0xdbff
-5.1.5 y "\xed\xb0\x80" - 3 ed:b0:80 - UTF-16 surrogate 0xdc00
-5.1.6 y "\xed\xbe\x80" - 3 ed:be:80 - UTF-16 surrogate 0xdf80
-5.1.7 y "\xed\xbf\xbf" - 3 ed:bf:bf - UTF-16 surrogate 0xdfff
+5.1.1 y - 3 ed:a0:80 - UTF-16 surrogate 0xd800
+5.1.2 y - 3 ed:ad:bf - UTF-16 surrogate 0xdb7f
+5.1.3 y - 3 ed:ae:80 - UTF-16 surrogate 0xdb80
+5.1.4 y - 3 ed:af:bf - UTF-16 surrogate 0xdbff
+5.1.5 y - 3 ed:b0:80 - UTF-16 surrogate 0xdc00
+5.1.6 y - 3 ed:be:80 - UTF-16 surrogate 0xdf80
+5.1.7 y - 3 ed:bf:bf - UTF-16 surrogate 0xdfff
5.2 Paired UTF-16 surrogates
-5.2.1 y "\xed\xa0\x80\xed\xb0\x80" - 6 ed:a0:80:ed:b0:80 - UTF-16 surrogate 0xd800
-5.2.2 y "\xed\xa0\x80\xed\xbf\xbf" - 6 ed:a0:80:ed:bf:bf - UTF-16 surrogate 0xd800
-5.2.3 y "\xed\xad\xbf\xed\xb0\x80" - 6 ed:ad:bf:ed:b0:80 - UTF-16 surrogate 0xdb7f
-5.2.4 y "\xed\xad\xbf\xed\xbf\xbf" - 6 ed:ad:bf:ed:bf:bf - UTF-16 surrogate 0xdb7f
-5.2.5 y "\xed\xae\x80\xed\xb0\x80" - 6 ed:ae:80:ed:b0:80 - UTF-16 surrogate 0xdb80
-5.2.6 y "\xed\xae\x80\xed\xbf\xbf" - 6 ed:ae:80:ed:bf:bf - UTF-16 surrogate 0xdb80
-5.2.7 y "\xed\xaf\xbf\xed\xb0\x80" - 6 ed:af:bf:ed:b0:80 - UTF-16 surrogate 0xdbff
-5.2.8 y "\xed\xaf\xbf\xed\xbf\xbf" - 6 ed:af:bf:ed:bf:bf - UTF-16 surrogate 0xdbff
+5.2.1 y - 6 ed:a0:80:ed:b0:80 - UTF-16 surrogate 0xd800
+5.2.2 y - 6 ed:a0:80:ed:bf:bf - UTF-16 surrogate 0xd800
+5.2.3 y - 6 ed:ad:bf:ed:b0:80 - UTF-16 surrogate 0xdb7f
+5.2.4 y - 6 ed:ad:bf:ed:bf:bf - UTF-16 surrogate 0xdb7f
+5.2.5 y - 6 ed:ae:80:ed:b0:80 - UTF-16 surrogate 0xdb80
+5.2.6 y - 6 ed:ae:80:ed:bf:bf - UTF-16 surrogate 0xdb80
+5.2.7 y - 6 ed:af:bf:ed:b0:80 - UTF-16 surrogate 0xdbff
+5.2.8 y - 6 ed:af:bf:ed:bf:bf - UTF-16 surrogate 0xdbff
5.3 Other illegal code positions
-5.3.1 y "\xef\xbf\xbe" - 3 ef:bf:be - byte order mark 0xfffe
+5.3.1 y - 3 ef:bf:be - byte order mark 0xfffe
# The ffff is legal by default since 872c91ae155f6880
-5.3.2 y "\xef\xbf\xbf" - 3 ef:bf:bf - character 0xffff
+5.3.2 y - 3 ef:bf:bf - character 0xffff
__EOMK__
# 104..181
for (@MK) {
if (/^(?:\d+(?:\.\d+)?)\s/ || /^#/) {
# print "# $_\n";
- } elsif (/^(\d+\.\d+\.\d+[bu]?)\s+([yn])\s+"(.+)"\s+([0-9a-f]{1,8}|-)\s+(\d+)\s+([0-9a-f]{2}(?::[0-9a-f]{2})*)(?:\s+((?:\d+|-)(?:\s+(.+))?))?$/) {
+ } elsif (/^(\d+\.\d+\.\d+[bu]?)\s+([yn])\s+([0-9a-f]{1,8}|-)\s+(\d+)\s+([0-9a-f]{2}(?::[0-9a-f]{2})*)(?:\s+((?:\d+|-)(?:\s+(.+))?))?$/) {
$id = $1;
- my ($okay, $bytes, $Unicode, $byteslen, $hex, $charslen, $experr) =
- ($2, $3, $4, $5, $6, $7, $8);
+ my ($okay, $Unicode, $byteslen, $hex, $charslen, $experr) =
+ ($2, $3, $4, $5, $6, $7);
my @hex = split(/:/, $hex);
is(scalar @hex, $byteslen, 'Amount of hex tallies with byteslen');
- my $fromhex = join '', map {chr hex $_} @hex;
- is($fromhex, $bytes, 'hex matches bytes');
- {
- use bytes;
- my $bytesbyteslen = length($bytes);
- is($bytesbyteslen, $byteslen,
- 'bytes length() tallies with byteslen');
- }
- my $warn = warn_unpack_U($bytes);
+ my $octets = join '', map {chr hex $_} @hex;
+ is(length $octets, $byteslen, 'Number of octets tallies with byteslen');
+ my $warn = warn_unpack_U($octets);
if ($okay eq 'y') {
is($warn, '', "No warnings expected for $id");
} elsif ($okay ne 'n') {
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