add-remove-add test

Signed-off-by: lhy1024 <[email protected]>

tools/pd-ctl/tests/scheduler/scheduler_test.go

@@ -327,6 +327,15 @@ func (suite *schedulerTestSuite) checkScheduler(cluster *pdTests.TestCluster) {
 	echo = mustExec(re, cmd, []string{"-u", pdAddr, "scheduler", "remove", "evict-leader-scheduler-1"}, nil)
 	re.Contains(echo, "Unable to update config: scheduler evict-leader-scheduler does not exist.")
 
+	echo = mustExec(re, cmd, []string{"-u", pdAddr, "scheduler", "add", "evict-leader-scheduler", "1"}, nil)
+	re.Equal("Success! The scheduler is created.\n", echo)
+	echo = mustExec(re, cmd, []string{"-u", pdAddr, "scheduler", "add", "evict-leader-scheduler", "2"}, nil)
+	re.Equal("Success! The scheduler has been applied to the store.\n", echo)
+
+	echo = mustExec(re, cmd, []string{"-u", pdAddr, "scheduler", "config", "evict-leader-scheduler"}, nil)
+	re.Contains(echo, "2")
+	re.Contains(echo, "1")
+
 	// test remove and add
 	echo = mustExec(re, cmd, []string{"-u", pdAddr, "scheduler", "remove", "balance-hot-region-scheduler"}, nil)
 	re.Contains(echo, "Success")