82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
/*
|
|
Copyright 2019 The Kubernetes Authors.
|
|
|
|
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 fs
|
|
|
|
import (
|
|
"fmt"
|
|
"io/ioutil"
|
|
"os"
|
|
|
|
"k8s.io/apimachinery/pkg/api/resource"
|
|
"testing"
|
|
)
|
|
|
|
func TestDiskUsage(t *testing.T) {
|
|
|
|
dir1, err := ioutil.TempDir("", "dir_1")
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
defer os.RemoveAll(dir1)
|
|
|
|
tmpfile1, err := ioutil.TempFile(dir1, "test")
|
|
if _, err = tmpfile1.WriteString("just for testing"); err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
dir2, err := ioutil.TempDir(dir1, "dir_2")
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
tmpfile2, err := ioutil.TempFile(dir2, "test")
|
|
if _, err = tmpfile2.WriteString("just for testing"); err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
|
|
dirInfo1, err := os.Lstat(dir1)
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
dirInfo2, err := os.Lstat(dir2)
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
file1 := dir1 + "/" + "test"
|
|
file2 := dir2 + "/" + "test"
|
|
fileInfo1, err := os.Lstat(file1)
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
fileInfo2, err := os.Lstat(file2)
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
total := dirInfo1.Size() + dirInfo2.Size() + fileInfo1.Size() + fileInfo2.Size()
|
|
|
|
size, err := DiskUsage(dir1)
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
used, err := resource.ParseQuantity(fmt.Sprintf("%d", total))
|
|
if err != nil {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
if size.Cmp(used) != 1 {
|
|
t.Fatalf("TestDiskUsage failed: %s", err.Error())
|
|
}
|
|
|
|
}
|