// Copyright 2025 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 tikvhandler

import (
	"net/http"
	"testing"
	"time"

	"github.com/pingcap/tidb/pkg/dxf/framework/schstatus"
	"github.com/stretchr/testify/require"
)

func TestParsePauseScaleInFlag(t *testing.T) {
	_, _, err := parsePauseScaleInFlag(&http.Request{})
	require.ErrorContains(t, err, "invalid action")
	_, _, err = parsePauseScaleInFlag(&http.Request{Form: map[string][]string{
		"action": {"pause_scale_in"}, "ttl": {"invalid"},
	}})
	require.ErrorContains(t, err, "invalid ttl")
	flag, ttlFlag, err := parsePauseScaleInFlag(&http.Request{Form: map[string][]string{"action": {"pause_scale_in"}}})
	require.NoError(t, err)
	require.EqualValues(t, schstatus.PauseScaleInFlag, flag)
	require.True(t, ttlFlag.Enabled)
	require.Equal(t, dxfOperationDefaultTTL, ttlFlag.TTL)
	require.WithinRange(t, ttlFlag.ExpireTime, time.Now().Add(ttlFlag.TTL-time.Minute), time.Now().Add(ttlFlag.TTL))
	flag, ttlFlag, err = parsePauseScaleInFlag(&http.Request{Form: map[string][]string{
		"action": {"pause_scale_in"}, "ttl": {"5h"},
	}})
	require.NoError(t, err)
	require.EqualValues(t, schstatus.PauseScaleInFlag, flag)
	require.True(t, ttlFlag.Enabled)
	require.Equal(t, 5*time.Hour, ttlFlag.TTL)
	require.WithinRange(t, ttlFlag.ExpireTime, time.Now().Add(ttlFlag.TTL-time.Minute), time.Now().Add(ttlFlag.TTL))
}