@Test
  public void crestRequestNotAllowed() throws SSOException, DelegationException {
    // Given...
    final Set<String> actions = new HashSet<>(Arrays.asList("MODIFY"));
    final DelegationPermission permission =
        new DelegationPermission(
            "/abc", "rest", "1.0", "policies", "modify", actions, EXTENSIONS, DUMB_FUNC);
    given(factory.newInstance("/abc", "rest", "1.0", "policies", "modify", actions, EXTENSIONS))
        .willReturn(permission);

    given(subjectContext.getCallerSSOToken()).willReturn(token);
    given(evaluator.isAllowed(eq(token), eq(permission), eq(ENVIRONMENT))).willReturn(false);

    // When...
    final FilterChain chain = AuthorizationFilters.createAuthorizationFilter(provider, module);
    final Router router = new Router();
    router.addRoute(RoutingMode.STARTS_WITH, Router.uriTemplate("/policies"), chain);

    final RealmContext context = new RealmContext(subjectContext);
    context.setSubRealm("abc", "abc");
    final CreateRequest request =
        Requests.newCreateRequest("/policies", JsonValue.json(new Object()));
    Promise<ResourceResponse, ResourceException> promise = router.handleCreate(context, request);

    // Then...
    assertThat(promise).failedWithException().isInstanceOf(ForbiddenException.class);
  }
  @Test
  public void crestUpdateIsAllowed() throws SSOException, DelegationException {
    // Given...
    final Set<String> actions = new HashSet<>(Arrays.asList("MODIFY"));
    final DelegationPermission permission =
        new DelegationPermission(
            "/abc", "rest", "1.0", "policies", "modify", actions, EXTENSIONS, DUMB_FUNC);
    given(factory.newInstance("/abc", "rest", "1.0", "policies", "modify", actions, EXTENSIONS))
        .willReturn(permission);

    given(subjectContext.getCallerSSOToken()).willReturn(token);
    given(evaluator.isAllowed(eq(token), eq(permission), eq(ENVIRONMENT))).willReturn(true);

    JsonValue jsonValue = json(object(field("someKey", "someValue")));
    Promise<ResourceResponse, ResourceException> promise =
        Promises.newResultPromise(Responses.newResourceResponse("1", "1.0", jsonValue));
    given(provider.updateInstance(isA(Context.class), eq("123"), isA(UpdateRequest.class)))
        .willReturn(promise);

    // When...
    final FilterChain chain = AuthorizationFilters.createAuthorizationFilter(provider, module);
    final Router router = new Router();
    router.addRoute(RoutingMode.STARTS_WITH, Router.uriTemplate("/policies"), chain);

    final RealmContext context = new RealmContext(subjectContext);
    context.setSubRealm("abc", "abc");
    final UpdateRequest request =
        Requests.newUpdateRequest("/policies/123", JsonValue.json(new Object()));
    Promise<ResourceResponse, ResourceException> result = router.handleUpdate(context, request);

    // Then...
    assertThat(result).succeeded().withContent().stringAt("someKey").isEqualTo("someValue");
  }