github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/pkg/etcd/util_test.go (about)

     1  // Copyright 2021 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //	http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  package etcd
    14  
    15  import (
    16  	"math"
    17  	"math/rand"
    18  	"testing"
    19  
    20  	"github.com/stretchr/testify/require"
    21  	clientv3 "go.etcd.io/etcd/client/v3"
    22  )
    23  
    24  func TestGetRevisionFromWatchOpts(t *testing.T) {
    25  	t.Parallel()
    26  
    27  	for i := 0; i < 100; i++ {
    28  		rev := rand.Int63n(math.MaxInt64)
    29  		opt := clientv3.WithRev(rev)
    30  		require.Equal(t, getRevisionFromWatchOpts(opt), rev)
    31  	}
    32  }