3b7e696c2f
This PR will fix issue #81088. The current fs_windows utility reports the whole file system usage instead of specific file path. This PR fix this and walk the dir tree under the file path and collect the disk usage. Change-Id: I502ccf0af4bd07be69b61be043be616660499e4d
82 lines
2.2 KiB
Go
82 lines
2.2 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 fs
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import (
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"fmt"
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"io/ioutil"
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"os"
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"k8s.io/apimachinery/pkg/api/resource"
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"testing"
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)
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func TestDiskUsage(t *testing.T) {
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dir_1, err := ioutil.TempDir("", "dir_1")
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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defer os.RemoveAll(dir_1)
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tmpfile_1, err := ioutil.TempFile(dir_1, "test")
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if _, err = tmpfile_1.WriteString("just for testing"); err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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dir_2, err := ioutil.TempDir(dir_1, "dir_2")
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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tmpfile_2, err := ioutil.TempFile(dir_2, "test")
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if _, err = tmpfile_2.WriteString("just for testing"); err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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dirInfo1, err := os.Lstat(dir_1)
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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dirInfo2, err := os.Lstat(dir_2)
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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file1 := dir_1 + "/" + "test"
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file2 := dir_2 + "/" + "test"
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fileInfo1, err := os.Lstat(file1)
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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fileInfo2, err := os.Lstat(file2)
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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total := dirInfo1.Size() + dirInfo2.Size() + fileInfo1.Size() + fileInfo2.Size()
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size, err := DiskUsage(dir_1)
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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used, err := resource.ParseQuantity(fmt.Sprintf("%d", total))
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if err != nil {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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if size.Cmp(used) != 1 {
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t.Fatalf("TestDiskUsage failed: %s", err.Error())
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}
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}
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