moby--moby/mount_test.go

80 lines
1.7 KiB
Go

package docker
import (
"github.com/dotcloud/docker/fake"
"github.com/dotcloud/docker/fs"
"io/ioutil"
"os"
"testing"
)
// Note: This test is in the docker package because he needs to be run as root
func TestMount(t *testing.T) {
dir, err := ioutil.TempDir("", "docker-fs-test-mount")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(dir)
store, err := fs.New(dir)
if err != nil {
t.Fatal(err)
}
archive, err := fake.FakeTar()
if err != nil {
t.Fatal(err)
}
image, err := store.Create(archive, nil, "foo", "Testing")
if err != nil {
t.Fatal(err)
}
// Create mount targets
root, err := ioutil.TempDir("", "docker-fs-test")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(root)
rw, err := ioutil.TempDir("", "docker-fs-test")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(rw)
mountpoint, err := image.Mount(root, rw)
if err != nil {
t.Fatal(err)
}
defer mountpoint.Umount()
// Mountpoint should be marked as mounted
if !mountpoint.Mounted() {
t.Fatal("Mountpoint not mounted")
}
// There should be one mountpoint registered
if mps, err := image.Mountpoints(); err != nil {
t.Fatal(err)
} else if len(mps) != 1 {
t.Fatal("Wrong number of mountpoints registered (should be %d, not %d)", 1, len(mps))
}
// Unmounting should work
if err := mountpoint.Umount(); err != nil {
t.Fatal(err)
}
// De-registering should work
if err := mountpoint.Deregister(); err != nil {
t.Fatal(err)
}
if mps, err := image.Mountpoints(); err != nil {
t.Fatal(err)
} else if len(mps) != 0 {
t.Fatal("Wrong number of mountpoints registered (should be %d, not %d)", 0, len(mps))
}
// General health check
// if err := healthCheck(store); err != nil {
// t.Fatal(err)
// }
}