Document and test the new qu operator.

p4raw-id: //depot/perl@8485

1 files changed, 24 insertions, 0 deletions

diff --git a/t/op/qu.t b/t/op/qu.t
new file mode 100644
index 0000000000..280020445c
--- /dev/null
+++ b/t/op/qu.t
@@ -0,0 +1,24 @@
+print "1..6\n";
+
+my $foo = "foo";
+
+print "not " unless qu(abc$foo) eq "abcfoo";
+print "ok 1\n";
+
+# qu is always Unicode, even in EBCDIC, so \x41 is 'A' and \x{61} is 'a'.
+
+print "not " unless qu(abc\x41) eq "abcA";
+print "ok 2\n";
+
+print "not " unless qu(abc\x{61}$foo) eq "abcafoo";
+print "ok 3\n";
+
+print "not " unless qu(\x{41}\x{100}\x61\x{200}) eq "A\x{100}a\x{200}";
+print "ok 4\n";
+
+print "not " unless join(" ", unpack("C*", qu(\x80))) eq "194 128";
+print "ok 5\n";
+
+print "not " unless join(" ", unpack("C*", qu(\x{100}))) eq "196 128";
+print "ok 6\n";
+