Function TestBucket_Delete_NonExisting

bucket_test.go:439–468

Ensure that deleting of non-existing key is a no-op.

(t *testing.T)

// Ensure that deleting of non-existing key is a no-op.
func TestBucket_Delete_NonExisting(t *testing.T) {
	db := btesting.MustCreateDB(t)

	if err := db.Update(func(tx *bolt.Tx) error {
		b, err := tx.CreateBucket([]byte("widgets"))
		if err != nil {
			t.Fatal(err)
		}

		if _, err = b.CreateBucket([]byte("nested")); err != nil {
			t.Fatal(err)
		}
		return nil
	}); err != nil {
		t.Fatal(err)
	}

	if err := db.Update(func(tx *bolt.Tx) error {
		b := tx.Bucket([]byte("widgets"))
		if err := b.Delete([]byte("foo")); err != nil {
			t.Fatal(err)
		}
		if b.Bucket([]byte("nested")) == nil {
			t.Fatal("nested bucket has been deleted")
		}
		return nil
	}); err != nil {
		t.Fatal(err)
	}
}

// Ensure that accessing and updating nested buckets is ok across transactions.
func TestBucket_Nested(t *testing.T) {