mirror of
https://github.com/minio/minio.git
synced 2024-12-24 22:25:54 -05:00
139 lines
3.4 KiB
Go
139 lines
3.4 KiB
Go
/*
|
|
* Minio Cloud Storage, (C) 2016 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 main
|
|
|
|
import (
|
|
"os"
|
|
"path/filepath"
|
|
"testing"
|
|
)
|
|
|
|
// Collection of disks verbatim used for tests.
|
|
var disks = []string{
|
|
"/mnt/backend1",
|
|
"/mnt/backend2",
|
|
"/mnt/backend3",
|
|
"/mnt/backend4",
|
|
"/mnt/backend5",
|
|
"/mnt/backend6",
|
|
"/mnt/backend7",
|
|
"/mnt/backend8",
|
|
"/mnt/backend9",
|
|
"/mnt/backend10",
|
|
"/mnt/backend11",
|
|
"/mnt/backend12",
|
|
"/mnt/backend13",
|
|
"/mnt/backend14",
|
|
"/mnt/backend15",
|
|
"/mnt/backend16",
|
|
}
|
|
|
|
// Tests all the expected input disks for function checkSufficientDisks.
|
|
func TestCheckSufficientDisks(t *testing.T) {
|
|
// List of test cases fo sufficient disk verification.
|
|
testCases := []struct {
|
|
disks []string
|
|
expectedErr error
|
|
}{
|
|
// Even number of disks '6'.
|
|
{
|
|
disks[0:6],
|
|
nil,
|
|
},
|
|
// Even number of disks '12'.
|
|
{
|
|
disks[0:12],
|
|
nil,
|
|
},
|
|
// Even number of disks '16'.
|
|
{
|
|
|
|
disks[0:16],
|
|
nil,
|
|
},
|
|
// Larger than maximum number of disks > 16.
|
|
{
|
|
append(disks[0:16], "/mnt/unsupported"),
|
|
errXLMaxDisks,
|
|
},
|
|
// Lesser than minimum number of disks < 6.
|
|
{
|
|
disks[0:5],
|
|
errXLMinDisks,
|
|
},
|
|
// Odd number of disks, not divisible by '2'.
|
|
{
|
|
append(disks[0:10], disks[11]),
|
|
errXLNumDisks,
|
|
},
|
|
}
|
|
|
|
// Validates different variations of input disks.
|
|
for i, testCase := range testCases {
|
|
if checkSufficientDisks(testCase.disks) != testCase.expectedErr {
|
|
t.Errorf("Test %d expected to pass for disks %s", i+1, testCase.disks)
|
|
}
|
|
}
|
|
}
|
|
|
|
// TestStorageInfo - tests storage info.
|
|
func TestStorageInfo(t *testing.T) {
|
|
objLayer, fsDirs, err := getXLObjectLayer()
|
|
if err != nil {
|
|
t.Fatalf("Unable to initialize 'XL' object layer.")
|
|
}
|
|
|
|
// Remove all dirs.
|
|
for _, dir := range fsDirs {
|
|
defer removeAll(dir)
|
|
}
|
|
|
|
// Get storage info first attempt.
|
|
disks16Info := objLayer.StorageInfo()
|
|
|
|
// This test assumes homogenity between all disks,
|
|
// i.e if we loose one disk the effective storage
|
|
// usage values is assumed to decrease. If we have
|
|
// heterogenous environment this is not true all the time.
|
|
if disks16Info.Free <= 0 {
|
|
t.Fatalf("Diskinfo total free values should be greater 0")
|
|
}
|
|
if disks16Info.Total <= 0 {
|
|
t.Fatalf("Diskinfo total values should be greater 0")
|
|
}
|
|
}
|
|
|
|
// TestNewXL - tests initialization of all input disks
|
|
// and constructs a valid `XL` object
|
|
func TestNewXL(t *testing.T) {
|
|
var nDisks = 16 // Maximum disks.
|
|
var erasureDisks []string
|
|
for i := 0; i < nDisks; i++ {
|
|
// Do not attempt to create this path, the test validates
|
|
// so that newFSObjects initializes non existing paths
|
|
// and successfully returns initialized object layer.
|
|
disk := filepath.Join(os.TempDir(), "minio-"+nextSuffix())
|
|
erasureDisks = append(erasureDisks, disk)
|
|
defer removeAll(disk)
|
|
}
|
|
// Initializes all erasure disks
|
|
_, err := newXLObjects(erasureDisks)
|
|
if err != nil {
|
|
t.Fatalf("Unable to initialize erasure, %s", err)
|
|
}
|
|
}
|