compose/multierror/multierror_test.go

49 строки
1000 B
Go

package multierror
import (
"errors"
"testing"
"github.com/stretchr/testify/assert"
)
func TestSingleError(t *testing.T) {
var err *Error
err = Append(err, errors.New("error"))
assert.Equal(t, 1, len(err.WrappedErrors()))
}
func TestGoError(t *testing.T) {
var err error
result := Append(err, errors.New("error"))
assert.Equal(t, 1, len(result.WrappedErrors()))
}
func TestMultiError(t *testing.T) {
var err *Error
err = Append(err,
errors.New("first"),
errors.New("second"),
)
assert.Equal(t, 2, len(err.WrappedErrors()))
assert.Equal(t, "Error: first\nError: second", err.Error())
}
func TestUnwrap(t *testing.T) {
var err *Error
assert.Equal(t, nil, errors.Unwrap(err))
err = Append(err, errors.New("first"))
e := errors.Unwrap(err)
assert.Equal(t, "first", e.Error())
}
func TestErrorOrNil(t *testing.T) {
var err *Error
assert.Equal(t, nil, err.ErrorOrNil())
err = Append(err, errors.New("error"))
e := err.ErrorOrNil()
assert.Equal(t, "error", e.Error())
}