Test P5 named captures

Issue: rakudo/rakudo#1269
NQP fix: Raku/nqp@10e392477975168a0a9f53c0

S05-modifier/perl5_10.t

@@ -0,0 +1,59 @@
+use v6;
+use Test;
+
+plan 1;
+
+unless "a" ~~ rx:P5/a/ {
+    skip-rest "skipped tests - P5 regex support appears to be missing";
+    exit;
+}
+
+subtest 'named captures' => { plan 7;
+    sub test-cap (\c, \v, $desc) {
+        subtest $desc => { plan 2;
+            isa-ok c, Capture, 'correct type';
+            is     c, v,       'correct value';
+        }
+    }
+
+    subtest 'one named (?<>) capture' => { plan 2;
+        ok 'foo' ~~ m:P5/(?<meow>.+)/, 'matched';
+        test-cap $<meow>, 'foo', 'named capture';
+    }
+    subtest 'two named (?<>) captures' => { plan 3;
+        ok 'fooBAR' ~~ m:P5/(?<meow>[a-z]+)(?<moo>[A-Z]+)/, 'matched';
+        test-cap $<meow>, 'foo', 'first named capture';
+        test-cap $<moo>,  'BAR', 'second named capture';
+    }
+    subtest 'two named (?<>) + one positional captures' => { plan 4;
+        ok 'foo42BAR' ~~ m:P5/(?<meow>[a-z]+)(\d+)(?<moo>[A-Z]+)/, 'matched';
+        test-cap $/[0],   '42',  'positional capture';
+        test-cap $<meow>, 'foo', 'first named capture';
+        test-cap $<moo>,  'BAR', 'second named capture';
+    }
+
+    subtest ｢one named (?'') capture｣ => { plan 2;
+        ok 'foo' ~~ m:P5/(?'meow'.+)/, 'matched';
+        test-cap $<meow>, 'foo', 'named capture';
+    }
+    subtest ｢two named (?'') captures｣ => { plan 3;
+        ok 'fooBAR' ~~ m:P5/(?'meow'[a-z]+)(?'moo'[A-Z]+)/, 'matched';
+        test-cap $<meow>, 'foo', 'first named capture';
+        test-cap $<moo>,  'BAR', 'second named capture';
+    }
+    subtest ｢two named (?'') + one positional captures｣ => { plan 4;
+        ok 'foo42BAR' ~~ m:P5/(?'meow'[a-z]+)(\d+)(?'moo'[A-Z]+)/, 'matched';
+        test-cap $/[0],   '42',  'positional capture';
+        test-cap $<meow>, 'foo', 'first named capture';
+        test-cap $<moo>,  'BAR', 'second named capture';
+    }
+
+    subtest ｢named (?'') + named (?<>) + one positional captures｣ => { plan 4;
+        ok 'foo42BAR' ~~ m:P5/(?<meow>[a-z]+)(\d+)(?'moo'[A-Z]+)/, 'matched';
+        test-cap $/[0],   '42',  'positional capture';
+        test-cap $<meow>, 'foo', 'first named (?<>) capture';
+        test-cap $<moo>,  'BAR', ｢second named (?'') capture｣;
+    }
+}
+
+# vim: ft=perl6