// Memory backend tests
//
// Licensed under CC0 1.0 Universal:
// https://creativecommons.org/publicdomain/zero/1.0/legalcode
package objectstore

import "testing"

func TestCreateAndGet(t *testing.T) {
	objects := NewMemBackend()

	// Create the object
	bucketId := "foo"
	objectId := "bar"
	objectContent := "Lorem ipsum"
	objects.CreateObject(bucketId, objectId, objectContent)

	// Retrieve the object
	object, err := objects.GetObject(bucketId, objectId)
	if err != nil {
		t.Fatalf("Get test object: %v", err)
	}

	// Check the object content
	if object != objectContent {
		t.Errorf("Check test object. Got (%v), want (%v)", object, objectContent)
	}

	// Try to get a non-existent object
	_, err = objects.GetObject(bucketId, "baz")
	if err == nil {
		t.Error("Get non-existent object. Got nil, want error")
	}
}

func TestCreateAndDelete(t *testing.T) {
	objects := NewMemBackend()

	// Create the object
	bucketId := "foo"
	objectId := "bar"
	objectContent := "Lorem ipsum"
	objects.CreateObject(bucketId, objectId, objectContent)

	// Try to delete a non-existent object
	if err := objects.DeleteObject(bucketId, "baz"); err == nil {
		t.Error("Delete non-existent object. Got nil, want error")
	}

	// Delete the object
	if err := objects.DeleteObject(bucketId, objectId); err != nil {
		t.Fatalf("Delete test object: %v", err)
	}

	// Try to re-delete the object
	if err := objects.DeleteObject(bucketId, objectId); err == nil {
		t.Error("Delete already deleted object. Got nil, want error")
	}
}