diff --git a/test/test_cli_history.sh b/test/test_cli_history.sh
index c6700496..f6c50382 100755
--- a/test/test_cli_history.sh
+++ b/test/test_cli_history.sh
@@ -36,7 +36,7 @@ cat <<EOF > $histfile
 first line
 EOF
 
-# NOTE Backend is not really use here
+# NOTE Backend is not really used here
 new "test params: -f $cfg"
 if [ $BE -ne 0 ]; then
     new "kill old backend"
@@ -59,22 +59,22 @@ if [ ! -f $histfile ]; then
     err "$histfile" "not found"
 fi
 
-new "Check it has two entries"
-lines=$(cat $histfile | wc -l)
-if [ $lines -ne 2 ]; then
-    err "Line:$lines" "2"
+new "Check histfile has two entries"
+nr=$(cat $histfile | wc -l)
+if [ $nr -ne 2 ]; then
+    err "2" "$nr"
 fi
 
-new "check it contains first line"
+new "Check histfile contains first line"
 nr=$(grep -c "example 42" $histfile)
 if [ $nr -ne 1 ]; then
-    err "Contains: example 42" "1"
+    err "Contains: example 42" "$nr"
 fi
 
-new "Check it contains example 42"
+new "Check histfile contains example 42"
 nr=$(grep -c "example 42" $histfile)
 if [ $nr -ne 1 ]; then
-    err "Contains: example 42" "1"
+    err "1" "$nr"
 fi
 
 new "cli add entry and create newhist file"
@@ -88,7 +88,28 @@ fi
 new "check it contains example 43"
 nr=$(grep -c "example 43" $dir/newhist)
 if [ $nr -ne 1 ]; then
-    err "Contains: example 43" "1"
+    err "1" "$nr"
+fi
+
+# Add a long (128 chars) string and see it survives
+str128="1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567"
+new "cli add long line"
+expecteof "$clixon_cli -f $cfg" 0 "$str128" "" 2> /dev/null # ignore error output
+
+new "Check histfile contains long string"
+nr=$(grep -c "$str128" $histfile)
+if [ $nr -ne 1 ]; then
+    err "1" "$nr"
+fi
+
+new "cli load arrow-up save -> create two copies of long string"
+expecteof "$clixon_cli -f $cfg" 0 "q" "" 
+expecteof "$clixon_cli -f $cfg" 0 "" "" 2> /dev/null
+
+new "Check histfile contains two copies of long string"
+nr=$(grep -c "$str128" $histfile)
+if [ $nr -ne 2 ]; then
+    err "2" "$nr"
 fi
 
 if [ $BE -eq 0 ]; then