func getInterface(kv kvdb.Kvdb, t *testing.T) {
fmt.Println("getInterface")
expected := struct {
N int
S string
}{
N: 10,
S: "Ten",
}
actual := expected
actual.N = 0
actual.S = "zero"
key := "DEADBEEF"
_, err := kv.Delete(key)
_, err = kv.Put(key, &expected, 0)
assert.NoError(t, err, "Failed in Put")
_, err = kv.GetVal(key, &actual)
assert.NoError(t, err, "Failed in Get")
assert.Equal(t, expected, actual, "Expected %#v but got %#v",
expected, actual)
}