From 1d5cace9db9aef76f26b2d7ba54bbb76443b00b2 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 5 May 2024 20:33:23 +0200
Subject: Adding upstream version 5.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/nameref15.sub | 104 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 tests/nameref15.sub

(limited to 'tests/nameref15.sub')

diff --git a/tests/nameref15.sub b/tests/nameref15.sub
new file mode 100644
index 0000000..9fbacd4
--- /dev/null
+++ b/tests/nameref15.sub
@@ -0,0 +1,104 @@
+f() { local -n a=$1; a=X; }
+
+a=(0); f 'a[0]'
+while [[ -v a ]]; do declare -p a; unset a; done
+
+a=(0); f 'a'
+while [[ -v a ]]; do declare -p a; unset a; done
+
+b=(0); f 'b[0]'
+while [[ -v a ]]; do typeset -p a; unset a; done
+typeset -p b
+
+b=(0); f 'a[0]'
+while [[ -v a ]]; do typeset -p a; unset a; done
+typeset -p b
+
+add_X_echo()
+{
+	typeset -n ref=$1
+	ref+=X
+	echo inside $ref
+}
+
+ref=
+add_X_echo ref
+echo outside "$ref"
+unset ref
+
+# same test, but assigning nameref variable circular reference directly
+xxx_func()
+{
+	typeset -n xxx=xxx
+	xxx=foo
+	declare -p xxx
+	echo $FUNCNAME: inside: xxx = $xxx
+}
+
+xxx=7
+echo before: $xxx
+xxx_func
+echo after: $xxx
+
+unset xxx
+unset -f xxx_func
+
+typeset -n ref=ref
+
+typeset -n ref=re ref+=f
+typeset -p ref
+ref=4
+typeset -p ref re
+
+export ref
+printenv ref
+printenv re
+
+unset ref ; unset -n ref
+unset foo; unset -n foo
+
+typeset -n foo=var[@]
+typeset -p foo
+typeset -n ref=var ref+=[@]
+typeset -p ref
+
+ref=42
+
+typeset -n bar
+bar=var[@]
+typeset -p bar
+bar=7
+
+unset a b
+unset -n a b
+
+typeset -n a=b b
+b=a[1]
+typeset -p a b
+a=foo
+typeset -p a b
+
+unset a
+typeset -n a=b
+declare a=foo
+typeset -p a b
+
+unset n v
+unset -n n v
+
+v=(0 1)
+typeset -n n=v
+unset n[0]
+typeset -p n v
+
+unset -n n
+
+v=(0 1)
+typeset -n n=v
+unset -n n
+typeset -p n v
+
+v=(0 1)
+declare -n n=v[1]
+unset n
+declare -p n v
-- 
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