// Copyright 2023 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package framework_test

import (
	"testing"

	"github.com/pingcap/failpoint"
	"github.com/pingcap/tidb/pkg/disttask/framework/proto"
	"github.com/pingcap/tidb/pkg/disttask/framework/testutil"
	"github.com/stretchr/testify/require"
)

func TestFrameworkRollback(t *testing.T) {
	ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 2)
	defer ctrl.Finish()
	testutil.RegisterRollbackTaskMeta(t, ctrl, testutil.GetMockRollbackSchedulerExt(ctrl), testContext)
	require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/scheduler/cancelTaskAfterRefreshTask", "2*return(true)"))
	defer func() {
		require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/scheduler/cancelTaskAfterRefreshTask"))
	}()

	testutil.DispatchTaskAndCheckState(ctx, t, "key1", testContext, proto.TaskStateReverted)
	require.Equal(t, int32(2), testContext.RollbackCnt.Load())
	testContext.RollbackCnt.Store(0)
	distContext.Close()
}