From 1c660b4bd2c303fcb829bc93143fc454693afab4 Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Mon, 5 Mar 2007 00:27:50 +0000
Subject: small ash testsuite, adapted from bash (only a small part of it,
 actually)

---
 shell/ash_test/ash-arith/arith2.sub | 57 +++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100755 shell/ash_test/ash-arith/arith2.sub

(limited to 'shell/ash_test/ash-arith/arith2.sub')

diff --git a/shell/ash_test/ash-arith/arith2.sub b/shell/ash_test/ash-arith/arith2.sub
new file mode 100755
index 000000000..f7e3c9235
--- /dev/null
+++ b/shell/ash_test/ash-arith/arith2.sub
@@ -0,0 +1,57 @@
+# bash 3.2 apparently thinks that ++7 is 7 etc
+(  echo $(( --7 ))   )
+(  echo $(( ++7 ))   )
+(  echo $(( -- 7 ))  )
+(  echo $(( ++ 7 ))  )
+
+#ash# ((++array[0] ))
+#ash# echo 1 $array
+#ash# (( ++ array[0] ))
+#ash# echo 2 $array
+
+#ash# (( ++a ))
+#ash# echo 1 $a
+#ash# (( ++ a ))
+#ash# echo 2 $a
+
+#ash# (( --a ))
+#ash# echo 1 $a
+#ash# (( -- a ))
+#ash# echo 0 $a
+      a=0
+
+echo 5 $(( 4 + ++a ))
+echo 1 $a
+
+# ash doesn't handle it right...
+#ash# echo 6 $(( 4+++a ))
+#ash# echo 2 $a
+      a=2
+
+# ash doesn't handle it right...
+#ash# echo 3 $(( 4---a ))
+#ash# echo 1 $a
+      a=1
+
+echo 4 $(( 4 - -- a ))
+echo 0 $a
+
+#ash# (( -- ))
+# bash 3.2 apparently thinks that ---7 is -7
+#ash# echo $(( ---7 ))
+(  echo $(( -- - 7 ))  )
+
+#ash# (( ++ ))
+# bash 3.2: 7
+#ash# echo 7 $(( ++7 ))
+(  echo $(( ++ + 7 ))  )
+
+# bash 3.2: -7
+#ash# echo -7 $(( ++-7 ))
+# bash 3.2: -7
+#ash# echo -7 $(( ++ - 7 ))
+
+# bash 3.2: 7
+#ash# echo 7 $(( +--7 ))
+# bash 3.2: 7
+#ash# echo 7 $(( -- + 7 ))
-- 
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