98 lines
2.3 KiB
Go
98 lines
2.3 KiB
Go
// Copyright 2015 Google Inc. All Rights Reserved.
|
|
// Author: jacobsa@google.com (Aaron Jacobs)
|
|
|
|
package memfs_test
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"log"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/jacobsa/fuse"
|
|
"github.com/jacobsa/fuse/samples/memfs"
|
|
"github.com/jacobsa/gcsfuse/timeutil"
|
|
. "github.com/jacobsa/oglematchers"
|
|
. "github.com/jacobsa/ogletest"
|
|
"golang.org/x/net/context"
|
|
)
|
|
|
|
func TestMemFS(t *testing.T) { RunTests(t) }
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Boilerplate
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
type MemFSTest struct {
|
|
clock timeutil.SimulatedClock
|
|
mfs *fuse.MountedFileSystem
|
|
}
|
|
|
|
var _ SetUpInterface = &MemFSTest{}
|
|
var _ TearDownInterface = &MemFSTest{}
|
|
|
|
func init() { RegisterTestSuite(&MemFSTest{}) }
|
|
|
|
func (t *MemFSTest) SetUp(ti *TestInfo) {
|
|
var err error
|
|
|
|
// Set up a fixed, non-zero time.
|
|
t.clock.SetTime(time.Now())
|
|
|
|
// Set up a temporary directory for mounting.
|
|
mountPoint, err := ioutil.TempDir("", "memfs_test")
|
|
if err != nil {
|
|
panic("ioutil.TempDir: " + err.Error())
|
|
}
|
|
|
|
// Mount a file system.
|
|
fs := memfs.NewMemFS(&t.clock)
|
|
if t.mfs, err = fuse.Mount(mountPoint, fs); err != nil {
|
|
panic("Mount: " + err.Error())
|
|
}
|
|
|
|
if err = t.mfs.WaitForReady(context.Background()); err != nil {
|
|
panic("MountedFileSystem.WaitForReady: " + err.Error())
|
|
}
|
|
}
|
|
|
|
func (t *MemFSTest) TearDown() {
|
|
// Unmount the file system. Try again on "resource busy" errors.
|
|
delay := 10 * time.Millisecond
|
|
for {
|
|
err := t.mfs.Unmount()
|
|
if err == nil {
|
|
break
|
|
}
|
|
|
|
if strings.Contains(err.Error(), "resource busy") {
|
|
log.Println("Resource busy error while unmounting; trying again")
|
|
time.Sleep(delay)
|
|
delay = time.Duration(1.3 * float64(delay))
|
|
continue
|
|
}
|
|
|
|
panic("MountedFileSystem.Unmount: " + err.Error())
|
|
}
|
|
|
|
if err := t.mfs.Join(context.Background()); err != nil {
|
|
panic("MountedFileSystem.Join: " + err.Error())
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Test functions
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
func (t *MemFSTest) ContentsOfEmptyFileSystem() {
|
|
entries, err := ioutil.ReadDir(t.mfs.Dir())
|
|
|
|
AssertEq(nil, err)
|
|
ExpectThat(entries, ElementsAre())
|
|
}
|
|
|
|
func (t *MemFSTest) DoesFoo() {
|
|
AssertTrue(false, "TODO")
|
|
}
|