func (s *fuseTestSuite) TestMultipleOpens() {
datasetName := "TestMultipleOpens"
str := spec.CreateValueSpecString("ldb", s.LdbDir, datasetName)
var testfs pathfs.FileSystem
start(str, func(fs pathfs.FileSystem) { testfs = fs })
file1, code := testfs.Create("contend", uint32(os.O_CREATE|os.O_RDWR), 0644, nil)
assert.Equal(s.T(), fuse.OK, code)
file2, code := testfs.Open("contend", uint32(os.O_RDWR), nil)
assert.Equal(s.T(), fuse.OK, code)
file1.Write([]byte("abc contact"), 0)
file2.Write([]byte("321"), 0)
data := make([]byte, 11)
rr, code := file1.Read(data, 0)
assert.Equal(s.T(), fuse.OK, code)
assert.Equal(s.T(), 11, rr.Size())
assert.Equal(s.T(), "321 contact", string(data))
}