github.com/vescale/zgraph@v0.0.0-20230410094002-959c02d50f95/storage/resolver/notifier_test.go (about)

     1  // Copyright 2022 zGraph Authors. All rights reserved.
     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  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package resolver
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/pingcap/errors"
    21  	"github.com/stretchr/testify/assert"
    22  )
    23  
    24  func TestNewMultiKeysNotifier(t *testing.T) {
    25  	assert := assert.New(t)
    26  
    27  	n := NewMultiKeysNotifier(5)
    28  
    29  	for i := 0; i < 5; i++ {
    30  		var err error
    31  		if i%2 == 0 {
    32  			err = errors.New("mock error")
    33  		}
    34  		n.Notify(err)
    35  	}
    36  
    37  	errs := n.Wait()
    38  	assert.NotNil(errs)
    39  	assert.Equal(3, len(errs))
    40  	assert.Error(errs[2], "mock error")
    41  }