// TestGetMiss is a helper to test Cache.Get() with a "cache miss".
func TestGetMiss(t *testing.T, cache imageserver_cache.Cache) {
im, err := cache.Get(KeyMiss, imageserver.Params{})
if err != nil {
t.Fatal(err)
}
if im != nil {
t.Fatal("image not nil")
}
}
// TestGetSet is a helper to test Cache.Get()/Set().
func TestGetSet(t *testing.T, cache imageserver_cache.Cache) {
err := cache.Set(KeyValid, testdata.Medium, imageserver.Params{})
if err != nil {
t.Fatal(err)
}
im, err := cache.Get(KeyValid, imageserver.Params{})
if err != nil {
t.Fatal(err)
}
if im == nil {
t.Fatal("image nil")
}
if !imageserver.ImageEqual(im, testdata.Medium) {
t.Fatal("image not equals")
}
}
// BenchmarkGet is a helper to benchmark Cache.Get().
func BenchmarkGet(b *testing.B, cache imageserver_cache.Cache, parallelism int, im *imageserver.Image) {
key := "test"
err := cache.Set(key, im, imageserver.Params{})
if err != nil {
b.Fatal(err)
}
params := imageserver.Params{}
b.SetParallelism(parallelism)
b.ResetTimer()
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
im, err := cache.Get(key, params)
if err != nil {
b.Fatal(err)
}
if im == nil {
b.Fatal("image nil")
}
}
})
b.SetBytes(int64(len(im.Data)))
}