From 6c20c8ed2cb9ab69a1a57ccb2b9b79969a808321 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:38:56 +0200
Subject: Adding upstream version 5.2.15.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/array22.sub | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 tests/array22.sub

(limited to 'tests/array22.sub')

diff --git a/tests/array22.sub b/tests/array22.sub
new file mode 100644
index 0000000..3374ef2
--- /dev/null
+++ b/tests/array22.sub
@@ -0,0 +1,59 @@
+#   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/>.
+#
+# This isn't perfect behavior, but it establishes a baseline and will provide
+# a way to detect behavior changes
+
+echo a1
+a[0]= a[1]=; recho "${a[@]:-y}"
+unset a
+
+echo a2
+a[1]=; recho "${a[@]:-y}"
+a[1]=; recho "${a[*]:-z}"
+unset a
+
+echo a3
+a[0]= a[1]=x; recho "${a[@]:-y}"
+unset a
+
+echo a4
+a[0]= a[1]=x; recho ${a[@]:+y}
+unset a
+
+echo p1
+set '' ''
+recho "${@:-y}"
+
+shift $#
+
+echo p2
+set '' x
+recho "${@:-y}"
+
+shift $#
+
+echo p3
+set '' x
+recho ${@:+y}
+
+# problems with * and null expansions dating back to bash's earliest days
+A=(''); set -- ''
+
+echo "<${A[*]:-X}>" "<${*:-X}>" "<${A:-X}>" "<${A[0]:-X}>" 
+
+IFS=
+A=('' ''); set -- '' ''
+B=''
+
+echo "<${A[*]:-X}>" "<${*:-X}>" "<${B:-X}>" "<${B[*]:-X}>"
-- 
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