Bruce Ma 8a0e3fe10e build error utility package to replace juju/errors
Signed-off-by: Bruce Ma <brucema19901024@gmail.com>
2020-03-11 20:33:21 +08:00

97 lines
2.0 KiB
Go

// Copyright 2020 CNI authors
//
// 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 errors
import (
"errors"
"reflect"
"testing"
)
func TestAnnotate(t *testing.T) {
tests := []struct {
name string
existingErr error
contextMessage string
expectedErr error
}{
{
"nil error",
nil,
"context",
nil,
},
{
"normal case",
errors.New("existing error"),
"context",
errors.New("context: existing error"),
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if !reflect.DeepEqual(Annotatef(test.existingErr, test.contextMessage), test.expectedErr) {
t.Errorf("test case %s fails", test.name)
return
}
})
}
}
func TestAnnotatef(t *testing.T) {
tests := []struct {
name string
existingErr error
contextMessage string
contextArgs []interface{}
expectedErr error
}{
{
"nil error",
nil,
"context",
nil,
nil,
},
{
"normal case",
errors.New("existing error"),
"context",
nil,
errors.New("context: existing error"),
},
{
"normal case with args",
errors.New("existing error"),
"context %s %d",
[]interface{}{
"arg",
100,
},
errors.New("context arg 100: existing error"),
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if !reflect.DeepEqual(Annotatef(test.existingErr, test.contextMessage, test.contextArgs...), test.expectedErr) {
t.Errorf("test case %s fails", test.name)
return
}
})
}
}