// Illustrates Mockito interaction verification by spying on set() and validating behavior
    @Test
    @DisplayName("Mockito spy: verify set() interaction and resulting behavior")
    void spy_verifySetInteraction() {
        // Arrange
        byte[] payload = new byte[] { 5, 6 };

        // Act
        spyBlob.set(payload);

        // Assert
        verify(spyBlob, times(1)).set(payload);