charnames.t: Skip null name test

In versions of Unicode earlier than 6.1, there was no possibility of a
name being empty here; but 6.1 will make that happen, so guard against
it.

diff --git a/lib/charnames.t b/lib/charnames.t
index 2b4cf9d..4686b81 100644 (file)
--- a/lib/charnames.t
+++ b/lib/charnames.t
@@ -1062,7 +1062,7 @@ is("\N{U+1D0C5}", "\N{BYZANTINE MUSICAL SYMBOL FTHORA SKLIRON CHROMA VASIS}", 'V
         # Make sure that both aliases (the one in UnicodeData, and the one we
         # just read) return the same code point.
         test_vianame($i, $hex, $name);
-        test_vianame($i, $hex, $names[$i]);
+        test_vianame($i, $hex, $names[$i]) if $names[$i] ne "";
 
         # Set up so that a test below of this code point will use the alias
         # instead of the less-correct original.  We can't test here that