mirror of
https://github.com/minio/minio.git
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bccf549463
This change brings a change which was done for the 'mc' package to allow for clean repo and have a cleaner github drop in experience.
139 lines
3.4 KiB
Go
139 lines
3.4 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"os"
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"path/filepath"
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"testing"
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)
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// Collection of disks verbatim used for tests.
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var disks = []string{
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"/mnt/backend1",
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"/mnt/backend2",
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"/mnt/backend3",
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"/mnt/backend4",
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"/mnt/backend5",
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"/mnt/backend6",
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"/mnt/backend7",
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"/mnt/backend8",
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"/mnt/backend9",
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"/mnt/backend10",
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"/mnt/backend11",
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"/mnt/backend12",
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"/mnt/backend13",
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"/mnt/backend14",
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"/mnt/backend15",
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"/mnt/backend16",
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}
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// Tests all the expected input disks for function checkSufficientDisks.
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func TestCheckSufficientDisks(t *testing.T) {
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// List of test cases fo sufficient disk verification.
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testCases := []struct {
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disks []string
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expectedErr error
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}{
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// Even number of disks '6'.
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{
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disks[0:6],
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nil,
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},
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// Even number of disks '12'.
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{
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disks[0:12],
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nil,
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},
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// Even number of disks '16'.
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{
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disks[0:16],
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nil,
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},
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// Larger than maximum number of disks > 16.
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{
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append(disks[0:16], "/mnt/unsupported"),
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errXLMaxDisks,
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},
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// Lesser than minimum number of disks < 6.
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{
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disks[0:3],
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errXLMinDisks,
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},
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// Odd number of disks, not divisible by '2'.
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{
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append(disks[0:10], disks[11]),
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errXLNumDisks,
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},
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}
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// Validates different variations of input disks.
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for i, testCase := range testCases {
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if checkSufficientDisks(testCase.disks) != testCase.expectedErr {
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t.Errorf("Test %d expected to pass for disks %s", i+1, testCase.disks)
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}
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}
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}
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// TestStorageInfo - tests storage info.
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func TestStorageInfo(t *testing.T) {
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objLayer, fsDirs, err := getXLObjectLayer()
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if err != nil {
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t.Fatalf("Unable to initialize 'XL' object layer.")
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}
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// Remove all dirs.
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for _, dir := range fsDirs {
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defer removeAll(dir)
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}
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// Get storage info first attempt.
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disks16Info := objLayer.StorageInfo()
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// This test assumes homogenity between all disks,
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// i.e if we loose one disk the effective storage
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// usage values is assumed to decrease. If we have
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// heterogenous environment this is not true all the time.
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if disks16Info.Free <= 0 {
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t.Fatalf("Diskinfo total free values should be greater 0")
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}
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if disks16Info.Total <= 0 {
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t.Fatalf("Diskinfo total values should be greater 0")
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}
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}
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// TestNewXL - tests initialization of all input disks
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// and constructs a valid `XL` object
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func TestNewXL(t *testing.T) {
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var nDisks = 16 // Maximum disks.
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var erasureDisks []string
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for i := 0; i < nDisks; i++ {
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// Do not attempt to create this path, the test validates
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// so that newFSObjects initializes non existing paths
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// and successfully returns initialized object layer.
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disk := filepath.Join(os.TempDir(), "minio-"+nextSuffix())
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erasureDisks = append(erasureDisks, disk)
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defer removeAll(disk)
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}
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// Initializes all erasure disks
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_, err := newXLObjects(erasureDisks, nil)
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if err != nil {
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t.Fatalf("Unable to initialize erasure, %s", err)
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}
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}
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