@ValueSource(ints = { 0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE })
    @DisplayName("hasCapability(cap): returns configured value and captures argument across edge caps")
    void hasCapability_variousCaps_returnsTrue_andCapturesArgument(int cap) throws Exception {
        // Arrange: stub to return true regardless of input
        when(handle.hasCapability(anyInt())).thenReturn(true);

        // Act