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123 lines
3.8 KiB
123 lines
3.8 KiB
/*
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* Minio Cloud Storage, (C) 2015, 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 main
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import (
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"io/ioutil"
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"os"
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"testing"
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)
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const (
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// singleNodeTestStr is the string which is used as notation for Single node ObjectLayer in the unit tests.
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singleNodeTestStr string = "SingleNode"
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// xLTestStr is the string which is used as notation for XL ObjectLayer in the unit tests.
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xLTestStr string = "XL"
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)
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// getXLObjectLayer - Instantiates XL object layer and returns it.
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func getXLObjectLayer() (ObjectLayer, []string, error) {
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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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path, err := ioutil.TempDir(os.TempDir(), "minio-")
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if err != nil {
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return nil, nil, err
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}
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erasureDisks = append(erasureDisks, path)
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}
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// Initialize name space lock.
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initNSLock()
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objLayer, err := newXLObjects(erasureDisks)
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if err != nil {
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return nil, nil, err
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}
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return objLayer, erasureDisks, nil
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}
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// getSingleNodeObjectLayer - Instantiates single node object layer and returns it.
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func getSingleNodeObjectLayer() (ObjectLayer, string, error) {
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// Make a temporary directory to use as the obj.
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fsDir, err := ioutil.TempDir("", "minio-")
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if err != nil {
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return nil, "", err
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}
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// Initialize name space lock.
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initNSLock()
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// Create the obj.
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objLayer, err := newFSObjects(fsDir)
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if err != nil {
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return nil, "", err
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}
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return objLayer, fsDir, nil
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}
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// removeRoots - Cleans up initialized directories during tests.
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func removeRoots(roots []string) {
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for _, root := range roots {
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removeAll(root)
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}
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}
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// removeRandomDisk - removes a count of random disks from a disk slice.
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func removeRandomDisk(disks []string, removeCount int) {
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ints := randInts(len(disks))
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for _, i := range ints[:removeCount] {
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removeAll(disks[i-1])
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}
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}
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// Regular object test type.
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type objTestType func(obj ObjectLayer, instanceType string, t *testing.T)
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// Special object test type for disk not found situations.
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type objTestDiskNotFoundType func(obj ObjectLayer, instanceType string, dirs []string, t *testing.T)
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// ExecObjectLayerTest - executes object layer tests.
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// Creates single node and XL ObjectLayer instance and runs test for both the layers.
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func ExecObjectLayerTest(t *testing.T, objTest objTestType) {
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objLayer, fsDir, err := getSingleNodeObjectLayer()
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if err != nil {
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t.Fatalf("Initialization of object layer failed for single node setup: %s", err.Error())
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}
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// Executing the object layer tests for single node setup.
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objTest(objLayer, singleNodeTestStr, t)
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objLayer, fsDirs, err := getXLObjectLayer()
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if err != nil {
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t.Fatalf("Initialization of object layer failed for XL setup: %s", err.Error())
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}
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// Executing the object layer tests for XL.
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objTest(objLayer, xLTestStr, t)
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defer removeRoots(append(fsDirs, fsDir))
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}
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// ExecObjectLayerDiskNotFoundTest - executes object layer tests while deleting
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// disks in between tests. Creates XL ObjectLayer instance and runs test for XL layer.
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func ExecObjectLayerDiskNotFoundTest(t *testing.T, objTest objTestDiskNotFoundType) {
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objLayer, fsDirs, err := getXLObjectLayer()
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if err != nil {
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t.Fatalf("Initialization of object layer failed for XL setup: %s", err.Error())
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}
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// Executing the object layer tests for XL.
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objTest(objLayer, xLTestStr, fsDirs, t)
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defer removeRoots(fsDirs)
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}
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