139 lines
2.5 KiB
Go
139 lines
2.5 KiB
Go
// +build !windows
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package mount
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import (
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"os"
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"path"
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"testing"
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)
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func TestMountOptionsParsing(t *testing.T) {
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options := "noatime,ro,size=10k"
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flag, data := parseOptions(options)
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if data != "size=10k" {
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t.Fatalf("Expected size=10 got %s", data)
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}
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expectedFlag := NOATIME | RDONLY
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if flag != expectedFlag {
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t.Fatalf("Expected %d got %d", expectedFlag, flag)
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}
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}
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func TestMounted(t *testing.T) {
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tmp := path.Join(os.TempDir(), "mount-tests")
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if err := os.MkdirAll(tmp, 0777); err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tmp)
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var (
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sourceDir = path.Join(tmp, "source")
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targetDir = path.Join(tmp, "target")
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sourcePath = path.Join(sourceDir, "file.txt")
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targetPath = path.Join(targetDir, "file.txt")
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)
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os.Mkdir(sourceDir, 0777)
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os.Mkdir(targetDir, 0777)
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f, err := os.Create(sourcePath)
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if err != nil {
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t.Fatal(err)
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}
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f.WriteString("hello")
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f.Close()
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f, err = os.Create(targetPath)
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if err != nil {
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t.Fatal(err)
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}
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f.Close()
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if err := Mount(sourceDir, targetDir, "none", "bind,rw"); err != nil {
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t.Fatal(err)
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}
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defer func() {
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if err := Unmount(targetDir); err != nil {
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t.Fatal(err)
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}
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}()
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mounted, err := Mounted(targetDir)
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if err != nil {
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t.Fatal(err)
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}
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if !mounted {
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t.Fatalf("Expected %s to be mounted", targetDir)
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}
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if _, err := os.Stat(targetDir); err != nil {
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t.Fatal(err)
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}
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}
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func TestMountReadonly(t *testing.T) {
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tmp := path.Join(os.TempDir(), "mount-tests")
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if err := os.MkdirAll(tmp, 0777); err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(tmp)
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var (
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sourceDir = path.Join(tmp, "source")
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targetDir = path.Join(tmp, "target")
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sourcePath = path.Join(sourceDir, "file.txt")
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targetPath = path.Join(targetDir, "file.txt")
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)
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os.Mkdir(sourceDir, 0777)
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os.Mkdir(targetDir, 0777)
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f, err := os.Create(sourcePath)
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if err != nil {
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t.Fatal(err)
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}
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f.WriteString("hello")
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f.Close()
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f, err = os.Create(targetPath)
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if err != nil {
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t.Fatal(err)
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}
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f.Close()
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if err := Mount(sourceDir, targetDir, "none", "bind,ro"); err != nil {
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t.Fatal(err)
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}
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defer func() {
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if err := Unmount(targetDir); err != nil {
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t.Fatal(err)
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}
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}()
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f, err = os.OpenFile(targetPath, os.O_RDWR, 0777)
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if err == nil {
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t.Fatal("Should not be able to open a ro file as rw")
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}
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}
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func TestGetMounts(t *testing.T) {
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mounts, err := GetMounts()
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if err != nil {
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t.Fatal(err)
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}
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root := false
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for _, entry := range mounts {
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if entry.Mountpoint == "/" {
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root = true
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}
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}
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if !root {
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t.Fatal("/ should be mounted at least")
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}
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}
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