1 files changed, 101 insertions, 0 deletions
diff --git a/tests/quote4.sub b/tests/quote4.sub
new file mode 100644
index 0000000..ab534c8
--- /dev/null
+++ b/tests/quote4.sub
@@ -0,0 +1,101 @@
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+n() { echo $#; }
+
+set --
+
+n "$@"
+
+# should be 1
+n "$@"''
+n ''"$@"
+n ''"$@"''
+
+set -- ''
+
+n "$@"
+# should be 1
+n "$@"''
+n ''"$@"
+n ''"$@"''
+
+set -- '' ''
+
+n "$@"
+# should be 2
+n ''"$@"
+# should be 2
+n "$@"''
+# should be 2
+n ''"$@"''
+
+x=x
+
+set --
+
+n ${x+"$@"}
+
+# should be 1
+n ${x+"$@"''}
+n ${x+''"$@"}
+n ${x+''"$@"''}
+
+set -- ''
+
+n ${x+"$@"}
+# should be 1
+n ${x+"$@"''}
+n ${x+''"$@"}
+n ${x+''"$@"''}
+
+set -- '' ''
+
+n ${x+"$@"}
+# should be 2
+n ${x+''"$@"}
+# should be 2
+n ${x+"$@"''}
+# should be 2
+n ${x+''"$@"''}
+
+
+set --
+
+n "$@" "$@"
+n "$@""$@"
+
+n ${x+"$@" "$@"}
+
+set -- ''
+
+n ${x+"$@" "$@"}
+n "$@" "$@"
+
+set -- '' ''
+
+n ${x+"$@" "$@"}
+n "$@" "$@"
+n "$@""$@"
+
+# new tests
+unset -v x
+v=$'\177'
+
+recho ''$'\177'''
+recho $'\177'''
+recho ''$'\177'
+
+recho ''$v''
+recho ''$v
+recho $v''