Add some tests that Niecza can pass.

S32-io/dir.t

@@ -1,7 +1,7 @@
 use v6;
 use Test;
 
-plan 8;
+plan 12;
 
 # L<S32::IO/Functions/"=item dir">
 
@@ -11,6 +11,7 @@ ok (@files = dir()), "dir() runs in cwd()";
 # see roast's README as for why there is always a t/ available
 #?niecza skip "Grepping Str against a list of IO::Path does not work"
 ok @files.grep('t'), 'current directory contains a t/ dir';
+ok @files.grep(*.basename eq 't'), 'current directory contains a t/ dir';
 isa_ok @files[0], IO::Path, 'dir() returns IO::Path objects';
 is @files[0].directory, '.', 'dir() returns IO::Path object in the current directory';
 
@@ -19,6 +20,12 @@ nok @files.grep('.'|'..'), '"." and ".." are not returned';
 is +dir(:test).grep('.'|'..'), 2, "... unless you override :test";
 nok dir( test=> none('.', '..', 't') ).grep('t'), "can exclude t/ dir";
 
+# previous tests rewritten to not smartmatch against IO::Path.
+# Niecza also seems to need the ~, alas.
+nok @files.grep(*.basename eq '.'|'..'), '"." and ".." are not returned';
+is +dir(:test).grep(*.basename eq '.'|'..'), 2, "... unless you override :test";
+nok dir( test=> none('.', '..', 't') ).grep(*.basename eq 't'), "can exclude t/ dir";
+
 is dir('t').[0].directory, 't', 'dir("t") returns paths with .directory of "t"';