4 # confirm that regexp-typed stack args are displayed correctly by longmess()
6 use Test::More tests => 42;
10 sub lmm { Carp::longmess("x") }
14 # Use full generality on sufficiently recent versions. On early Perl
15 # releases, U+E9 is 0x51 on all EBCDIC code pages supported then.
16 my $e9 = sprintf "%02x", (($] ge 5.007_003)
17 ? utf8::unicode_to_native(0xe9)
22 my $chr_e9 = eval "\"$xe9\"";
23 my $nl_as_hex = sprintf "%x", ord("\n");
25 # On Perl 5.6 we accept some incorrect quoting of Unicode characters,
26 # because upgradedness of regexps isn't preserved by stringification,
27 # so it's impossible to implement the correct behaviour.
28 # FIXME: the permissive patterns don't account for EBCDIC
29 my $xe9_rx = "$]" < 5.008 ? qr/\\x\{c3\}\\x\{a9\}|\\x\{e9\}/ : qr/\\x\{$e9\}/;
30 my $x666_rx = "$]" < 5.008 ? qr/\\x\{d9\}\\x\{a6\}|\\x\{666\}/ : qr/\\x\{666\}/;
31 my $x2603_rx = "$]" < 5.008 ? qr/\\x\{e2\}\\x\{98\}\\x\{83\}|\\x\{2603\}/ : qr/\\x\{2603\}/;
33 like lm(qr/3/), qr/main::lm\(qr\(3\)u?\)/;
34 like lm(qr/a.b/), qr/main::lm\(qr\(a\.b\)u?\)/;
35 like lm(qr/a.b/s), qr/main::lm\(qr\(a\.b\)u?s\)/;
36 like lm(qr/a.b$/s), qr/main::lm\(qr\(a\.b\$\)u?s\)/;
37 like lm(qr/a.b$/sm), qr/main::lm\(qr\(a\.b\$\)u?ms\)/;
38 like lm(qr/foo/), qr/main::lm\(qr\(foo\)u?\)/;
39 like lm(qr/a\$b\@c\\d/), qr/main::lm\(qr\(a\\\$b\\\@c\\\\d\)u?\)/;
40 like lm(qr/a\nb/), qr/main::lm\(qr\(a\\nb\)u?\)/;
41 like lm(rx("a\nb")), qr/main::lm\(qr\(a\\x\{$nl_as_hex\}b\)u?\)/;
42 like lm(qr/a\x{666}b/), qr/main::lm\(qr\(a\\x\{666\}b\)u?\)/;
43 like lm(rx("a\x{666}b")), qr/main::lm\(qr\(a${x666_rx}b\)u?\)/;
44 like lm(qr/\x{666}b/), qr/main::lm\(qr\(\\x\{666\}b\)u?\)/;
45 like lm(rx("\x{666}b")), qr/main::lm\(qr\(${x666_rx}b\)u?\)/;
46 like lm(qr/a\x{666}/), qr/main::lm\(qr\(a\\x\{666\}\)u?\)/;
47 like lm(rx("a\x{666}")), qr/main::lm\(qr\(a${x666_rx}\)u?\)/;
48 like lm(qr/L${xe9}on/), qr/main::lm\(qr\(L\\x${e9}on\)u?\)/;
49 like lm(rx("L${chr_e9}on")), qr/main::lm\(qr\(L${xe9_rx}on\)u?\)/;
50 like lm(qr/L${xe9}on \x{2603} !/), qr/main::lm\(qr\(L\\x${e9}on \\x\{2603\} !\)u?\)/;
51 like lm(rx("L${chr_e9}on \x{2603} !")), qr/main::lm\(qr\(L${xe9_rx}on ${x2603_rx} !\)u?\)/;
54 foreach my $arg ("foo bar baz", "foo bar ba", "foo bar b", "foo bar ", "foo bar", "foo ba") {
55 like lm(rx($arg)), qr/main::lm\(qr\(fo\)\.\.\.u?\)/;
57 foreach my $arg ("foo b", "foo ", "foo", "fo", "f", "") {
58 like lm(rx($arg)), qr/main::lm\(qr\(\Q$arg\E\)u?\)/;
60 like lm(qr/foo.bar$/sm), qr/main::lm\(qr\(fo\)\.\.\.u?ms\)/;
61 like lm(qr/L${xe9}on \x{2603} !/), qr/main::lm\(qr\(L\\\)\.\.\.u?\)/;
62 like lm(rx("L${chr_e9}on \x{2603} !")), qr/main::lm\(qr\(L\\\)\.\.\.u?\)/;
63 like lm(qr/L${xe9}on\x{2603}/), qr/main::lm\(qr\(L\\\)\.\.\.u?\)/;
64 like lm(rx("L${chr_e9}on\x{2603}")), qr/main::lm\(qr\(L\\\)\.\.\.u?\)/;
65 like lm(qr/foo\x{2603}/), qr/main::lm\(qr\(fo\)\.\.\.u?\)/;
66 like lm(rx("foo\x{2603}")), qr/main::lm\(qr\(fo\)\.\.\.u?\)/;
69 foreach my $arg ("wibble:" x 20, "foo bar baz") {
70 like lm(rx($arg)), qr/main::lm\(qr\(\Q$arg\E\)u?\)/;
72 like lm(qr/L${xe9}on\x{2603}/), qr/main::lm\(qr\(L\\x${e9}on\\x\{2603\}\)u?\)/;
73 like lm(rx("L${chr_e9}on\x{2603}")), qr/main::lm\(qr\(L${xe9_rx}on${x2603_rx}\)u?\)/;