minio/cmd/object-api-common_test.go

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/*
* Minio Cloud Storage, (C) 2016, 2017 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 cmd
import (
"sync"
"testing"
"github.com/minio/minio/pkg/errors"
)
func TestHouseKeeping(t *testing.T) {
fsDirs, err := getRandomDisks(8)
if err != nil {
t.Fatalf("Failed to create disks for storage layer <ERROR> %v", err)
}
defer removeRoots(fsDirs)
noSpaceDirs, err := getRandomDisks(8)
if err != nil {
t.Fatalf("Failed to create disks for storage layer <ERROR> %v", err)
}
defer removeRoots(noSpaceDirs)
properStorage := []StorageAPI{}
for _, fsDir := range fsDirs {
var sd StorageAPI
sd, err = newPosix(fsDir)
if err != nil {
t.Fatalf("Failed to create a local disk-based storage layer <ERROR> %v", err)
}
properStorage = append(properStorage, sd)
}
noSpaceBackend := []StorageAPI{}
for _, noSpaceDir := range noSpaceDirs {
sd, err := newPosix(noSpaceDir)
if err != nil {
t.Fatalf("Failed to create a local disk-based storage layer <ERROR> %v", err)
}
noSpaceBackend = append(noSpaceBackend, sd)
}
noSpaceStorage := prepareNErroredDisks(noSpaceBackend, 5, errDiskFull, t)
// Create .minio.sys/tmp directory on all disks.
wg := sync.WaitGroup{}
errs := make([]error, len(properStorage))
for i, store := range properStorage {
wg.Add(1)
go func(index int, store StorageAPI) {
defer wg.Done()
errs[index] = store.MakeVol(minioMetaBucket)
if errs[index] != nil {
return
}
errs[index] = store.MakeVol(minioMetaTmpBucket)
if errs[index] != nil {
return
}
errs[index] = store.AppendFile(minioMetaTmpBucket, "hello.txt", []byte("hello"))
}(i, store)
}
wg.Wait()
for i := range errs {
if errs[i] != nil {
t.Fatalf("Failed to create .minio.sys/tmp directory on disk %v <ERROR> %v",
properStorage[i], errs[i])
}
}
nilDiskStorage := []StorageAPI{nil, nil, nil, nil, nil, nil, nil, nil}
testCases := []struct {
store []StorageAPI
expectedErr error
}{
{properStorage, nil},
{noSpaceStorage, StorageFull{}},
{nilDiskStorage, nil},
}
for i, test := range testCases {
actualErr := errors.Cause(houseKeeping(test.store))
if actualErr != test.expectedErr {
t.Errorf("Test %d - actual error is %#v, expected error was %#v",
i+1, actualErr, test.expectedErr)
}
}
}