X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fop%2Fsubstr.t;h=85574d56ec9f4942f4a7faab50f305d184fb12de;hb=a4c04bdcc508b6a45f83e703d0f82401445aa55b;hp=12bcd00b33963cdeb3e85643cf512c65feeed632;hpb=847a5fae45dac396d0f9e1bb61d5b4ff9d94cdcd;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/op/substr.t b/t/op/substr.t
index 12bcd00..85574d5 100755
--- a/t/op/substr.t
+++ b/t/op/substr.t
@@ -1,6 +1,6 @@
 #!./perl
 
-print "1..162\n";
+print "1..174\n";
 
 #P = start of string  Q = start of substr  R = end of substr  S = end of string
 
@@ -548,3 +548,40 @@ ok 162, length($x) == 5 &&
         substr($x, 2, 1) eq "\x{100}" &&
         substr($x, 3, 1) eq "\x{FF}" &&
         substr($x, 4, 1) eq "\x{F3}";
+
+substr($x = "ab", 0, 0, "\x{100}\x{200}");
+ok 163, $x eq "\x{100}\x{200}ab";
+
+substr($x = "\x{100}\x{200}", 0, 0, "ab");
+ok 164, $x eq "ab\x{100}\x{200}";
+
+substr($x = "ab", 1, 0, "\x{100}\x{200}");
+ok 165, $x eq "a\x{100}\x{200}b";
+
+substr($x = "\x{100}\x{200}", 1, 0, "ab");
+ok 166, $x eq "\x{100}ab\x{200}";
+
+substr($x = "ab", 2, 0, "\x{100}\x{200}");
+ok 167, $x eq "ab\x{100}\x{200}";
+
+substr($x = "\x{100}\x{200}", 2, 0, "ab");
+ok 168, $x eq "\x{100}\x{200}ab";
+
+substr($x = "\xFFb", 0, 0, "\x{100}\x{200}");
+ok 169, $x eq "\x{100}\x{200}\xFFb";
+
+substr($x = "\x{100}\x{200}", 0, 0, "\xFFb");
+ok 170, $x eq "\xFFb\x{100}\x{200}";
+
+substr($x = "\xFFb", 1, 0, "\x{100}\x{200}");
+ok 171, $x eq "\xFF\x{100}\x{200}b";
+
+substr($x = "\x{100}\x{200}", 1, 0, "\xFFb");
+ok 172, $x eq "\x{100}\xFFb\x{200}";
+
+substr($x = "\xFFb", 2, 0, "\x{100}\x{200}");
+ok 173, $x eq "\xFFb\x{100}\x{200}";
+
+substr($x = "\x{100}\x{200}", 2, 0, "\xFFb");
+ok 174, $x eq "\x{100}\x{200}\xFFb";
+