github.com/lingyao2333/mo-zero@v1.4.1/core/errorx/batcherror_test.go (about)

     1  package errorx
     2  
     3  import (
     4  	"errors"
     5  	"fmt"
     6  	"testing"
     7  
     8  	"github.com/stretchr/testify/assert"
     9  )
    10  
    11  const (
    12  	err1 = "first error"
    13  	err2 = "second error"
    14  )
    15  
    16  func TestBatchErrorNil(t *testing.T) {
    17  	var batch BatchError
    18  	assert.Nil(t, batch.Err())
    19  	assert.False(t, batch.NotNil())
    20  	batch.Add(nil)
    21  	assert.Nil(t, batch.Err())
    22  	assert.False(t, batch.NotNil())
    23  }
    24  
    25  func TestBatchErrorNilFromFunc(t *testing.T) {
    26  	err := func() error {
    27  		var be BatchError
    28  		return be.Err()
    29  	}()
    30  	assert.True(t, err == nil)
    31  }
    32  
    33  func TestBatchErrorOneError(t *testing.T) {
    34  	var batch BatchError
    35  	batch.Add(errors.New(err1))
    36  	assert.NotNil(t, batch)
    37  	assert.Equal(t, err1, batch.Err().Error())
    38  	assert.True(t, batch.NotNil())
    39  }
    40  
    41  func TestBatchErrorWithErrors(t *testing.T) {
    42  	var batch BatchError
    43  	batch.Add(errors.New(err1))
    44  	batch.Add(errors.New(err2))
    45  	assert.NotNil(t, batch)
    46  	assert.Equal(t, fmt.Sprintf("%s\n%s", err1, err2), batch.Err().Error())
    47  	assert.True(t, batch.NotNil())
    48  }