func TestEngine(t *testing.T, n string, e storage.Engine) {
p := "test"
k := "hello"
v := "world"
if err := e.Set(p, k, []byte(v)); err != nil {
t.Fatal(err)
}
b, err := e.Get(p, k)
if err != nil {
t.Fatal(err)
}
if string(b) != v {
t.Errorf("%s: expected %s, got %s", n, v, string(b))
}
id, err := e.Incr(p, "counter")
if err != nil {
t.Fatalf("%s: incr error %s", n, err)
}
if id != 1 {
t.Errorf("%s: expected 1, got %v", n, id)
}
id, err = e.Incr(p, "counter")
if err != nil {
t.Fatalf("%s: incr error %s", n, err)
}
if id != 2 {
t.Errorf("%s: expected 2, got %v", n, id)
}
if err = e.Delete(p, "counter"); err != nil {
t.Errorf("%s: %s", n, err)
}
if v, err := e.Get(p, "counter"); v != nil {
t.Errorf("%s: expected delete", n)
} else if err != nil {
t.Errorf("%s: %s", n, err)
}
}
func BenchmarkEngineDelete(b *testing.B, n string, e storage.Engine) {
p := "test"
k := "data"
// Mimicking a 1000 facts at 150 bytes each
v := randSeq(150 * 1000)
b.ResetTimer()
for i := 0; i < b.N; i++ {
b.StopTimer()
e.Set(p, k, v)
b.StartTimer()
e.Delete(p, k)
}
}