1
0
mirror of https://github.com/minio/minio.git synced 2025-03-13 21:12:55 -04:00
minio/cmd/rest/client_test.go
Klaus Post 692ff41ef7
Unwrap network errors ()
Alternative to 

Instead of having an upstream fix, do unwrap when checking network errors.

'As' will also work when destination is an interface as checked by the tests.
2020-11-20 22:55:35 -08:00

69 lines
1.8 KiB
Go

/*
* MinIO Cloud Storage, (C) 2020 MinIO, 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 rest
import (
"errors"
"net"
"net/url"
"testing"
)
func TestNetworkError_Unwrap(t *testing.T) {
tests := []struct {
name string
err error
target interface{}
want bool
}{
{
name: "url.Error",
err: &url.Error{Op: "PUT", URL: "http://localhost/1234", Err: restError("remote server offline")},
target: &url.Error{},
want: true,
},
{
name: "net.Error",
err: &url.Error{Op: "PUT", URL: "http://localhost/1234", Err: restError("remote server offline")},
want: true,
},
{
name: "net.Error-unmatched",
err: errors.New("something"),
want: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
// Wrap error
n := &NetworkError{
Err: tt.err,
}
if tt.target == nil {
var netErrInterface net.Error
if errors.As(n, &netErrInterface) != tt.want {
t.Errorf("errors.As(n, &tt.target) != tt.want, n: %#v, target: %#v, want:%v, got: %v", n, tt.target, tt.want, !tt.want)
}
} else {
if errors.As(n, &tt.target) != tt.want {
t.Errorf("errors.As(n, &tt.target) != tt.want, n: %#v, target: %#v, want:%v, got: %v", n, tt.target, tt.want, !tt.want)
}
}
})
}
}