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minio/test-utils_test.go

91 lines
2.8 KiB

/*
* Minio Cloud Storage, (C) 2015, 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 (
"io/ioutil"
"os"
"testing"
)
const (
// singleNodeTestStr is the string which is used as notation for Single node ObjectLayer in the unit tests.
singleNodeTestStr string = "SingleNode"
// xLTestStr is the string which is used as notation for XL ObjectLayer in the unit tests.
xLTestStr string = "XL"
)
// ExecObjectLayerTest - executes object layer tests.
// Creates single node and XL ObjectLayer instance and runs test for both the layers.
func ExecObjectLayerTest(t *testing.T, objTest func(obj ObjectLayer, instanceType string, t *testing.T)) {
// getXLObjectLayer - Instantiates XL object layer and returns it.
getXLObjectLayer := func() (ObjectLayer, []string, error) {
var nDisks = 16 // Maximum disks.
var erasureDisks []string
for i := 0; i < nDisks; i++ {
path, err := ioutil.TempDir(os.TempDir(), "minio-")
if err != nil {
return nil, nil, err
}
erasureDisks = append(erasureDisks, path)
}
objLayer, err := newXLObjects(erasureDisks)
if err != nil {
return nil, nil, err
}
return objLayer, erasureDisks, nil
}
// getSingleNodeObjectLayer - Instantiates single node object layer and returns it.
getSingleNodeObjectLayer := func() (ObjectLayer, string, error) {
// Make a temporary directory to use as the obj.
fsDir, err := ioutil.TempDir("", "minio-")
if err != nil {
return nil, "", err
}
// Create the obj.
objLayer, err := newFSObjects(fsDir)
if err != nil {
return nil, "", err
}
return objLayer, fsDir, nil
}
// removeRoots - Cleans up initialized directories during tests.
removeRoots := func(roots []string) {
for _, root := range roots {
os.RemoveAll(root)
}
}
objLayer, fsDir, err := getSingleNodeObjectLayer()
if err != nil {
t.Fatalf("Initialization of object layer failed for single node setup: %s", err.Error())
}
// Executing the object layer tests for single node setup.
objTest(objLayer, singleNodeTestStr, t)
initNSLock()
objLayer, fsDirs, err := getXLObjectLayer()
if err != nil {
t.Fatalf("Initialization of object layer failed for XL setup: %s", err.Error())
}
// Executing the object layer tests for XL.
objTest(objLayer, xLTestStr, t)
defer removeRoots(append(fsDirs, fsDir))
}