1 files changed, 33 insertions, 0 deletions
diff --git a/tests/sentinel/tests/11-port-0.tcl b/tests/sentinel/tests/11-port-0.tcl
new file mode 100644
index 0000000..a3e8bdb
--- /dev/null
+++ b/tests/sentinel/tests/11-port-0.tcl
@@ -0,0 +1,33 @@
+source "../tests/includes/init-tests.tcl"
+
+test "Start/Stop sentinel on same port with a different runID should not change the total number of sentinels" {
+        set sentinel_id [expr $::instances_count-1]
+        # Kill sentinel instance
+        kill_instance sentinel $sentinel_id
+
+        # Delete line with myid in sentinels config file
+        set orgfilename [file join "sentinel_$sentinel_id" "sentinel.conf"]
+        set tmpfilename "sentinel.conf_tmp"
+        set dirname "sentinel_$sentinel_id"
+
+        delete_lines_with_pattern $orgfilename $tmpfilename "myid"
+
+        # Get count of total sentinels
+        set a [S 0 SENTINEL  master mymaster]
+        set original_count [lindex $a 33]
+
+        # Restart sentinel with the modified config file
+        set pid [exec_instance "sentinel" $dirname $orgfilename]
+        lappend ::pids $pid
+
+        after 1000
+
+        # Get new count of total sentinel
+        set b [S 0 SENTINEL master mymaster]
+        set curr_count [lindex $b 33]
+
+        # If the count is not the same then fail the test
+        if {$original_count != $curr_count} {
+                fail "Sentinel count is incorrect, original count being $original_count and current count is $curr_count"
+        }
+}