minio/pkg/iodine/iodine_test.go

117 lines
2.8 KiB
Go

/*
* Iodine, (C) 2015 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 iodine
import (
"errors"
"fmt"
"testing"
"encoding/json"
"os"
)
func TestIodine(t *testing.T) {
iodineError := New(errors.New("Hello"), nil)
iodineError = New(iodineError, nil)
iodineError = New(iodineError, nil)
iodineError = New(iodineError, nil)
switch typedError := iodineError.(type) {
case Error:
{
// Visually watch out for formating errors
fmt.Println(typedError.EmitHumanReadable())
if len(typedError.Stack) != 4 {
t.Fail()
}
_, err := json.MarshalIndent(typedError, "", " ")
if err != nil {
t.Fail()
}
}
default:
{
t.Fail()
}
}
}
func TestState(t *testing.T) {
SetGlobalState("hello", "world")
result := GetGlobalStateKey("hello")
if result != "world" {
t.Error("global state not set: hello->world")
t.Fail()
}
ClearGlobalState()
if len(GetGlobalState()) != 0 {
t.Fail()
}
SetGlobalState("foo", "bar")
err := New(errors.New("a simple error"), nil)
switch typedError := err.(type) {
case Error:
{
if res, ok := typedError.Stack[0].Data["foo"]; ok {
if res != "bar" {
t.Error("global state not set: foo->bar")
}
} else {
t.Fail()
}
typedError = New(typedError, map[string]string{"foo2": "bar2"}).(Error)
if res, ok := typedError.Stack[0].Data["foo"]; ok {
if res != "bar" {
t.Error("annotate should not modify previous data entries")
}
} else {
t.Error("annotate should not remove previous data entries")
}
if res, ok := typedError.Stack[1].Data["foo"]; ok {
if res != "bar" {
t.Error("global state should set value properly in annotate")
}
} else {
t.Error("global state should set key properly in annotate")
}
if res, ok := typedError.Stack[1].Data["foo2"]; ok {
if res != "bar2" {
// typedError = Error(typedError, nil).(WrappedError)
t.Error("foo2 -> bar should be set")
}
} else {
// typedError = Error(typedError, nil).(WrappedError)
t.Error("foo2 should be set")
}
}
}
}
func TestToError(t *testing.T) {
_, err := os.Stat("hello")
ierr := New(err, nil)
if ToError(ierr) != err {
t.Error("Error is not the same")
}
ierr = New(ierr, nil)
if ToError(ierr) != err {
t.Error("Stacked Error is not the same")
}
}