Function TestMlock_DbCanGrow_Small

unix_test.go:23–46

Test change between "empty" (16KB) and "non-empty" db

(t *testing.T)

// Test change between "empty" (16KB) and "non-empty" db
func TestMlock_DbCanGrow_Small(t *testing.T) {
	// 32KB
	skipOnMemlockLimitBelow(t, 32*1024)

	db := btesting.MustCreateDBWithOption(t, &bolt.Options{Mlock: true})

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

		key := []byte("key")
		value := []byte("value")
		if err := b.Put(key, value); err != nil {
			t.Fatal(err)
		}

		return nil
	}); err != nil {
		t.Fatal(err)
	}

}

// Test crossing of 16MB (AllocSize) of db size
func TestMlock_DbCanGrow_Big(t *testing.T) {