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stdrules.t
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stdrules.t
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use Test;
=begin pod
This file was derived from the Perl CPAN module Perl6::Rules,
version 0.3 (12 Apr 2004), file t/stdrules.t.
It has (hopefully) been, and should continue to be, updated to
be valid perl6.
=end pod
# L<S05/Extensible metasyntax (C<< <...> >>)/"The special named assertions include">
plan 193;
ok("abc1_2" ~~ m/^ <ident> $/, '<ident>');
is($/<ident>, 'abc1_2', 'Captured <ident>');
ok("abc1_2" ~~ m/^ <.ident> $/, '<.ident>');
ok(!defined($/<ident>), 'Uncaptured <.ident>');
ok(!( "7abc1_2" ~~ m/^ <.ident> $/ ), 'not <.ident>');
ok("\t \n\t" ~~ m/^ <.ws> $/, '<.ws>');
ok(!defined($/<ws>), 'Uncaptured <.ws>');
ok(!( "7abc1_2" ~~ m/^ <.ws> $/ ), 'not <.ws>');
ok(" \t\t \t" ~~ m/^ (\h+) $/, '\h');
is($/, " \t\t \t", 'captured \h');
ok(!( " \t\n " ~~ m/^ (\h+) $/ ), 'not \h');
ok("\n\n" ~~ m/^ (\v+) $/, '\v');
is($/, "\n\n", 'captured \v');
ok(!( " \t\n " ~~ m/^ (\v+) $/ ), 'not \v');
# alpha
ok("A" ~~ m/^<.alpha>$/, q{Match alpha as subrule});
ok(!( "A" ~~ m/^<!alpha>.$/ ), q{Don't match negated alpha as subrule} );
ok(!( "A" ~~ m/^<-alpha>$/ ), q{Don't match inverted alpha as subrule} );
ok(!( "\x07" ~~ m/^<.alpha>$/ ), q{Don't match unrelated alpha as subrule} );
ok("\x07" ~~ m/^<!alpha>.$/, q{Match unrelated negated alpha as subrule});
ok("\x07" ~~ m/^<-alpha>$/, q{Match unrelated inverted alpha as subrule});
ok("A" ~~ m/^<+alpha>$/, q{Match alpha as charset});
ok("A" ~~ m/^<+[A]+alpha>$/, q{Match compound alpha as charset});
ok(!( "A" ~~ m/^<-alpha>$/ ), q{Don't match inverted alpha as charset} );
ok(!( "A" ~~ m/^<+[A]-alpha>$/ ), q{Don't match compound inverted alpha as charset} );
ok(!( "\x07" ~~ m/^<+alpha>$/ ), q{Don't match unrelated alpha as charset} );
ok("\x07" ~~ m/^<-alpha>$/, q{Match inverted alpha as charset});
ok("\x07A" ~~ m/<+alpha>/, q{Match unanchored alpha as charset});
# space
{
ok("\x[9]" ~~ m/^<.space>$/, q{Match space as subrule});
ok(!( "\x[9]" ~~ m/^<!space>.$/ ), q{Don't match negated space as subrule} );
ok(!( "\x[9]" ~~ m/^<-space>$/ ), q{Don't match inverted space as subrule} );
ok(!( "(" ~~ m/^<.space>$/ ), q{Don't match unrelated space as subrule} );
ok("(" ~~ m/^<!space>.$/, q{Match unrelated negated space as subrule});
ok("(" ~~ m/^<-space>$/, q{Match unrelated inverted space as subrule});
ok("\x[9]" ~~ m/^<+space>$/, q{Match space as charset});
ok("\x[9]" ~~ m/^<+[A]+space>$/, q{Match compound space as charset});
ok(!( "\x[9]" ~~ m/^<-space>$/ ), q{Don't match externally inverted space as charset} );
ok(!( "\x[9]" ~~ m/^<+[A]-space>$/ ), q{Don't match compound inverted space as charset} );
ok(!( "\x[9]" ~~ m/^<-space>$/ ), q{Don't match internally inverted space as charset} );
ok(!( "(" ~~ m/^<+space>$/ ), q{Don't match unrelated space as charset} );
ok("(" ~~ m/^<-space>$/, q{Match inverted space as charset});
ok("(\x[9]" ~~ m/<+space>/, q{Match unanchored space as charset});
}
# digit
{
ok("0" ~~ m/^<.digit>$/, q{Match digit as subrule});
ok(!( "0" ~~ m/^<!digit>.$/ ), q{Don't match negated digit as subrule} );
ok(!( "0" ~~ m/^<-digit>$/ ), q{Don't match inverted digit as subrule} );
ok(!( "\x[C]" ~~ m/^<.digit>$/ ), q{Don't match unrelated digit as subrule} );
ok("\x[C]" ~~ m/^<!digit>.$/, q{Match unrelated negated digit as subrule});
ok("\x[C]" ~~ m/^<-digit>$/, q{Match unrelated inverted digit as subrule});
ok("0" ~~ m/^<+digit>$/, q{Match digit as charset});
ok("0" ~~ m/^<+[A]+digit>$/, q{Match compound digit as charset});
ok(!( "0" ~~ m/^<-digit>$/ ), q{Don't match externally inverted digit as charset} );
ok(!( "0" ~~ m/^<+[A]-digit>$/ ), q{Don't match compound inverted digit as charset} );
ok(!( "0" ~~ m/^<-digit>$/ ), q{Don't match internally inverted digit as charset} );
ok(!( "\x[C]" ~~ m/^<+digit>$/ ), q{Don't match unrelated digit as charset} );
ok("\x[C]" ~~ m/^<-digit>$/, q{Match inverted digit as charset});
ok("\x[C]0" ~~ m/<+digit>/, q{Match unanchored digit as charset});
}
# alnum
{
ok("n" ~~ m/^<.alnum>$/, q{Match alnum as subrule});
ok(!( "n" ~~ m/^<!alnum>.$/ ), q{Don't match negated alnum as subrule} );
ok(!( "n" ~~ m/^<-alnum>$/ ), q{Don't match inverted alnum as subrule} );
ok(!( '{' ~~ m/^<.alnum>$/ ), q{Don't match unrelated alnum as subrule} );
ok('{' ~~ m/^<!alnum>.$/, q{Match unrelated negated alnum as subrule});
ok('{' ~~ m/^<-alnum>$/, q{Match unrelated inverted alnum as subrule});
ok("n" ~~ m/^<+alnum>$/, q{Match alnum as charset});
ok("n" ~~ m/^<+[A]+alnum>$/, q{Match compound alnum as charset});
ok(!( "n" ~~ m/^<-alnum>$/ ), q{Don't match externally inverted alnum as charset} );
ok(!( "n" ~~ m/^<+[A]-alnum>$/ ), q{Don't match compound inverted alnum as charset} );
ok(!( "n" ~~ m/^<-alnum>$/ ), q{Don't match internally inverted alnum as charset} );
ok(!( '{' ~~ m/^<+alnum>$/ ), q{Don't match unrelated alnum as charset} );
ok('{' ~~ m/^<-alnum>$/, q{Match inverted alnum as charset});
ok('{n' ~~ m/<+alnum>/, q{Match unanchored alnum as charset});
}
# ascii
# Unspecced
# ok("+" ~~ m/^<.ascii>$/, q{Match ascii as subrule});
# ok(!( "+" ~~ m/^<!ascii>.$/ ), q{Don't match negated ascii as subrule} );
# ok(!( "+" ~~ m/^<-ascii>$/ ), q{Don't match inverted ascii as subrule} );
#
# ok("+" ~~ m/^<+ascii>$/, q{Match ascii as charset});
# ok("+" ~~ m/^<+[A]+ascii>$/, q{Match compound ascii as charset});
# ok(!( "+" ~~ m/^<-ascii>$/ ), q{Don't match externally inverted ascii as charset} );
# ok(!( "+" ~~ m/^<+[A]-ascii>$/ ), q{Don't match compound inverted ascii as charset} );
# ok(!( "+" ~~ m/^<-ascii>$/ ), q{Don't match inverted ascii as charset} );
# ok("+" ~~ m/<+ascii>/, q{Match unanchored ascii as charset});
# blank
{
ok("\x[9]" ~~ m/^<.blank>$/, q{Match blank as subrule});
ok(!( "\x[9]" ~~ m/^<!blank>.$/ ), q{Don't match negated blank as subrule} );
ok(!( "\x[9]" ~~ m/^<-blank>$/ ), q{Don't match inverted blank as subrule} );
ok(!( "&" ~~ m/^<.blank>$/ ), q{Don't match unrelated blank as subrule} );
ok("&" ~~ m/^<!blank>.$/, q{Match unrelated negated blank as subrule});
ok("&" ~~ m/^<-blank>$/, q{Match unrelated inverted blank as subrule});
ok("\x[9]" ~~ m/^<+blank>$/, q{Match blank as charset});
ok("\x[9]" ~~ m/^<+[A]+blank>$/, q{Match compound blank as charset});
ok(!( "\x[9]" ~~ m/^<-blank>$/ ), q{Don't match externally inverted blank as charset} );
ok(!( "\x[9]" ~~ m/^<+[A]-blank>$/ ), q{Don't match compound inverted blank as charset} );
ok(!( "\x[9]" ~~ m/^<-blank>$/ ), q{Don't match internally inverted blank as charset} );
ok(!( "&" ~~ m/^<+blank>$/ ), q{Don't match unrelated blank as charset} );
ok("&" ~~ m/^<-blank>$/, q{Match inverted blank as charset});
ok("&\x[9]" ~~ m/<+blank>/, q{Match unanchored blank as charset} );
}
# cntrl
{
ok("\x[7F]" ~~ m/^<.cntrl>$/, q{Match cntrl as subrule});
ok(!( "\x[7F]" ~~ m/^<!cntrl>.$/ ), q{Don't match negated cntrl as subrule} );
ok(!( "\x[7F]" ~~ m/^<-cntrl>$/ ), q{Don't match inverted cntrl as subrule} );
ok(!( "=" ~~ m/^<.cntrl>$/ ), q{Don't match unrelated cntrl as subrule} );
ok("=" ~~ m/^<!cntrl>.$/, q{Match unrelated negated cntrl as subrule});
ok("=" ~~ m/^<-cntrl>$/, q{Match unrelated inverted cntrl as subrule});
ok("\x[7F]" ~~ m/^<+cntrl>$/, q{Match cntrl as charset} );
ok("\x[7F]" ~~ m/^<+[A]+cntrl>$/, q{Match compound cntrl as charset});
ok(!( "\x[7F]" ~~ m/^<-cntrl>$/ ), q{Don't match externally inverted cntrl as charset} );
ok(!( "\x[7F]" ~~ m/^<+[A]-cntrl>$/ ), q{Don't match compound inverted cntrl as charset} );
ok(!( "\x[7F]" ~~ m/^<-cntrl>$/ ), q{Don't match internally inverted cntrl as charset} );
ok(!( "=" ~~ m/^<+cntrl>$/ ), q{Don't match unrelated cntrl as charset} );
ok("=" ~~ m/^<-cntrl>$/, q{Match inverted cntrl as charset});
ok("=\x[7F]" ~~ m/<+cntrl>/, q{Match unanchored cntrl as charset} );
}
# graph
{
ok("V" ~~ m/^<.graph>$/, q{Match graph as subrule});
ok(!( "V" ~~ m/^<!graph>.$/ ), q{Don't match negated graph as subrule} );
ok(!( "V" ~~ m/^<-graph>$/ ), q{Don't match inverted graph as subrule} );
ok(!( "\x[7F]" ~~ m/^<.graph>$/ ), q{Don't match unrelated graph as subrule} );
ok("\x[7F]" ~~ m/^<!graph>.$/, q{Match unrelated negated graph as subrule});
ok("\x[7F]" ~~ m/^<-graph>$/, q{Match unrelated inverted graph as subrule});
ok("V" ~~ m/^<+graph>$/, q{Match graph as charset} );
ok("V" ~~ m/^<+[A]+graph>$/, q{Match compound graph as charset});
ok(!( "V" ~~ m/^<-graph>$/ ), q{Don't match externally inverted graph as charset} );
ok(!( "V" ~~ m/^<+[A]-graph>$/ ), q{Don't match compound inverted graph as charset} );
ok(!( "V" ~~ m/^<-graph>$/ ), q{Don't match internally inverted graph as charset} );
ok(!( "\x[7F]" ~~ m/^<+graph>$/ ), q{Don't match unrelated graph as charset} );
ok("\x[7F]" ~~ m/^<-graph>$/, q{Match inverted graph as charset});
ok("\x[7F]V" ~~ m/<+graph>/, q{Match unanchored graph as charset} );
}
# lower
{
ok("a" ~~ m/^<.lower>$/, q{Match lower as subrule});
ok(!( "a" ~~ m/^<!lower>.$/ ), q{Don't match negated lower as subrule} );
ok(!( "a" ~~ m/^<-lower>$/ ), q{Don't match inverted lower as subrule} );
ok(!( "\x[1E]" ~~ m/^<.lower>$/ ), q{Don't match unrelated lower as subrule} );
ok("\x[1E]" ~~ m/^<!lower>.$/, q{Match unrelated negated lower as subrule});
ok("\x[1E]" ~~ m/^<-lower>$/, q{Match unrelated inverted lower as subrule});
ok("a" ~~ m/^<+lower>$/, q{Match lower as charset} );
ok("a" ~~ m/^<+[A]+lower>$/, q{Match compound lower as charset});
ok(!( "a" ~~ m/^<-lower>$/ ), q{Don't match externally inverted lower as charset} );
ok(!( "a" ~~ m/^<+[A]-lower>$/ ), q{Don't match compound inverted lower as charset} );
ok(!( "a" ~~ m/^<-lower>$/ ), q{Don't match internally inverted lower as charset} );
ok(!( "\x[1E]" ~~ m/^<+lower>$/ ), q{Don't match unrelated lower as charset} );
ok("\x[1E]" ~~ m/^<-lower>$/, q{Match inverted lower as charset});
ok("\x[1E]a" ~~ m/<+lower>/, q{Match unanchored lower as charset} );
}
# print
{
ok("M" ~~ m/^<.print>$/, q{Match print as subrule});
ok(!( "M" ~~ m/^<!print>.$/ ), q{Don't match negated print as subrule} );
ok(!( "M" ~~ m/^<-print>$/ ), q{Don't match inverted print as subrule} );
ok(!( "\x[7F]" ~~ m/^<.print>$/ ), q{Don't match unrelated print as subrule} );
ok("\x[7F]" ~~ m/^<!print>.$/, q{Match unrelated negated print as subrule});
ok("\x[7F]" ~~ m/^<-print>$/, q{Match unrelated inverted print as subrule});
ok("M" ~~ m/^<+print>$/, q{Match print as charset} );
ok("M" ~~ m/^<+[A]+print>$/, q{Match compound print as charset});
ok(!( "M" ~~ m/^<-print>$/ ), q{Don't match externally inverted print as charset} );
ok(!( "M" ~~ m/^<+[A]-print>$/ ), q{Don't match compound inverted print as charset} );
ok(!( "M" ~~ m/^<-print>$/ ), q{Don't match internally inverted print as charset} );
ok(!( "\x[7F]" ~~ m/^<+print>$/ ), q{Don't match unrelated print as charset} );
ok("\x[7F]" ~~ m/^<-print>$/, q{Match inverted print as charset});
ok("\x[7F]M" ~~ m/<+print>/, q{Match unanchored print as charset} );
}
# punct
{
ok("[" ~~ m/^<.punct>$/, q{Match punct as subrule});
ok(!( "[" ~~ m/^<!punct>.$/ ), q{Don't match negated punct as subrule} );
ok(!( "[" ~~ m/^<-punct>$/ ), q{Don't match inverted punct as subrule} );
ok(!( "F" ~~ m/^<.punct>$/ ), q{Don't match unrelated punct as subrule} );
ok("F" ~~ m/^<!punct>.$/, q{Match unrelated negated punct as subrule});
ok("F" ~~ m/^<-punct>$/, q{Match unrelated inverted punct as subrule});
ok("[" ~~ m/^<+punct>$/, q{Match punct as charset} );
ok("[" ~~ m/^<+[A]+punct>$/, q{Match compound punct as charset});
ok(!( "[" ~~ m/^<-punct>$/ ), q{Don't match externally inverted punct as charset} );
ok(!( "[" ~~ m/^<+[A]-punct>$/ ), q{Don't match compound inverted punct as charset} );
ok(!( "[" ~~ m/^<-punct>$/ ), q{Don't match internally inverted punct as charset} );
ok(!( "F" ~~ m/^<+punct>$/ ), q{Don't match unrelated punct as charset} );
ok("F" ~~ m/^<-punct>$/, q{Match inverted punct as charset});
ok("F[" ~~ m/<+punct>/, q{Match unanchored punct as charset} );
}
# upper
{
ok("A" ~~ m/^<.upper>$/, q{Match upper as subrule});
ok(!( "A" ~~ m/^<!upper>.$/ ), q{Don't match negated upper as subrule} );
ok(!( "A" ~~ m/^<-upper>$/ ), q{Don't match inverted upper as subrule} );
ok(!( "\x[5F]" ~~ m/^<.upper>$/ ), q{Don't match unrelated upper as subrule} );
ok("\x[5F]" ~~ m/^<!upper>.$/, q{Match unrelated negated upper as subrule});
ok("\x[5F]" ~~ m/^<-upper>$/, q{Match unrelated inverted upper as subrule});
ok("A" ~~ m/^<+upper>$/, q{Match upper as charset} );
ok("A" ~~ m/^<+[A]+upper>$/, q{Match compound upper as charset});
ok(!( "A" ~~ m/^<-upper>$/ ), q{Don't match externally inverted upper as charset} );
ok(!( "A" ~~ m/^<+[A]-upper>$/ ), q{Don't match compound inverted upper as charset} );
ok(!( "A" ~~ m/^<-upper>$/ ), q{Don't match internally inverted upper as charset} );
ok(!( "\x[5F]" ~~ m/^<+upper>$/ ), q{Don't match unrelated upper as charset} );
ok("\x[5F]" ~~ m/^<-upper>$/, q{Match inverted upper as charset});
ok("\x[5F]A" ~~ m/<+upper>/, q{Match unanchored upper as charset} );
}
# word
# unspecced
# ok("b" ~~ m/^<.word>$/, q{Match word as subrule});
# ok(!( "b" ~~ m/^<!word>.$/ ), q{Don't match negated word as subrule} );
# ok(!( "b" ~~ m/^<-word>$/ ), q{Don't match inverted word as subrule} );
# ok(!( '{' ~~ m/^<.word>$/ ), q{Don't match unrelated word as subrule} );
# ok('{' ~~ m/^<!word>.$/, q{Match unrelated negated word as subrule} );
# ok('{' ~~ m/^<-word>$/, q{Match unrelated inverted word as subrule});
#
# ok("b" ~~ m/^<+word>$/, q{Match word as charset} );
# ok("b" ~~ m/^<+[A]+word>$/, q{Match compound word as charset});
# ok(!( "b" ~~ m/^<-word>$/ ), q{Don't match externally inverted word as charset} );
# ok(!( "b" ~~ m/^<+[A]-word>$/ ), q{Don't match compound inverted word as charset} );
# ok(!( "b" ~~ m/^<-word>$/ ), q{Don't match internally inverted word as charset} );
# ok(!( '{' ~~ m/^<+word>$/ ), q{Don't match unrelated word as charset} );
# ok('{' ~~ m/^<-word>$/, q{Match inverted word as charset});
# ok('{b' ~~ m/<+word>/, q{Match unanchored word as charset} );
# xdigit
{
ok("0" ~~ m/^<.xdigit>$/, q{Match xdigit as subrule});
ok(!( "0" ~~ m/^<!xdigit>.$/ ), q{Don't match negated xdigit as subrule} );
ok(!( "0" ~~ m/^<-xdigit>$/ ), q{Don't match inverted xdigit as subrule} );
ok(!( "}" ~~ m/^<.xdigit>$/ ), q{Don't match unrelated xdigit as subrule} );
ok("}" ~~ m/^<!xdigit>.$/, q{Match unrelated negated xdigit as subrule});
ok("}" ~~ m/^<-xdigit>$/, q{Match unrelated inverted xdigit as subrule});
ok("0" ~~ m/^<+xdigit>$/, q{Match xdigit as charset} );
ok("0" ~~ m/^<+[A]+xdigit>$/, q{Match compound xdigit as charset});
ok(!( "0" ~~ m/^<-xdigit>$/ ), q{Don't match externally inverted xdigit as charset} );
ok(!( "0" ~~ m/^<+[A]-xdigit>$/ ), q{Don't match compound inverted xdigit as charset} );
ok(!( "0" ~~ m/^<-xdigit>$/ ), q{Don't match internally inverted xdigit as charset} );
ok(!( "}" ~~ m/^<+xdigit>$/ ), q{Don't match unrelated xdigit as charset} );
ok("}" ~~ m/^<-xdigit>$/, q{Match inverted xdigit as charset});
ok("}0" ~~ m/<+xdigit>/, q{Match unanchored xdigit as charset} );
}
# L<S05/Predefined Subrules/always returns false>
ok 'abc' !~~ /a <!>/, '<!> fails';
ok '' !~~ /<!>/, '<!> fails (empty string)';
# https://github.com/Raku/old-issue-tracker/issues/2636
{
ok 'abc' !~~ /a <[]>/, '<[]> fails like <!>';
ok '' !~~ /<[]>/, '<[]> fails like <!> (empty string)';
}
ok 'abc' ~~ /^<at(0)>/, 'basic <at>';
nok 'abc' ~~ /^<at(1)>/, '^<at(1)> fails';
ok 'abc' ~~ /<at(1)>/, '<at(1)> searches until it matches';
ok 'aac' ~~ /^a <?same>/, '<?same> succeeds between two of the same character';
ok 'abc' ~~ /^a <!same>/, '<!same> succeeds between two different characters';
ok 'abb' ~~ /<?same>/, '<?same> searches until it matches';
# [Github Issue 1622](https://github.com/rakudo/rakudo/issues/1622)
{
cmp-ok 'abc', '!~~', /a <-[]>/, '<-[]> (negative char class) fails like <!>';
cmp-ok '', '!~~', /<-[]>/, '<-[]> (negative char class) fails like <!> (empty str)';
}
# vim: expandtab shiftwidth=4