DefaultValues extends AbstractSarlTest {    @Inject   private DefaultActionPrototypeProvider provider;    @Nullable   private IActionPrototypeContext context;    @Nullable   private FormalParameterProvider parameterProvider;    @Nullable   private EList<SarlFormalParameter> sarlParameters;    @Nullable   private EList<JvmFormalParameter> jvmParameters;    @BeforeEach   public void setUp() throws Exception {    this.context = this.provider.createContext();    this.parameterProvider = mock(FormalParameterProvider.class);    when(this.parameterProvider.getFormalParameterCount()).thenReturn(0);    when(this.parameterProvider.getFormalParameterName(ArgumentMatchers.anyInt())).thenAnswer((invocation) -> {     switch(((Integer) invocation.getArguments()[0]).intValue()) {     case 0:     