Add regression test for issue 1386 tablature harmonic ties

diff --git a/input/regression/tablature-harmonic-tie.ly b/input/regression/tablature-harmonic-tie.ly
new file mode 100644 (file)
index 0000000..22952d6
--- /dev/null
+++ b/input/regression/tablature-harmonic-tie.ly
@@ -0,0 +1,18 @@
+\version "2.13.42"
+
+\header {
+  \texidoc = "
+When a harmonic note is tied in tablature, neither the fret number
+nor the harmonic brackets for the second note appear in the tablature.
+"
+}
+
+music =  \relative c' {
+  s2.  <d\4\harmonic>4 ~ |
+  <d\4\harmonic>1 ~ |  % by default, tied harmonic is parenthesized
+}
+
+\new StaffGroup <<
+  \new Staff  { \clef "G_8" \music }
+  \new TabStaff  { \clef "moderntab" \music }
+>>