/* * Copyright 2013-2017 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.cloudfoundry.util; import org.cloudfoundry.client.v2.spaces.ListSpacesRequest; import org.cloudfoundry.client.v2.spaces.ListSpacesResponse; import org.cloudfoundry.client.v2.spaces.SpaceEntity; import org.cloudfoundry.client.v2.spaces.SpaceResource; import org.cloudfoundry.client.v2.spaces.Spaces; import org.cloudfoundry.client.v3.Pagination; import org.cloudfoundry.client.v3.packages.ListPackagesRequest; import org.cloudfoundry.client.v3.packages.ListPackagesResponse; import org.cloudfoundry.client.v3.packages.PackageResource; import org.cloudfoundry.client.v3.packages.Packages; import org.cloudfoundry.uaa.users.ListUsersRequest; import org.cloudfoundry.uaa.users.ListUsersResponse; import org.cloudfoundry.uaa.users.Meta; import org.cloudfoundry.uaa.users.Name; import org.cloudfoundry.uaa.users.User; import org.cloudfoundry.uaa.users.Users; import org.junit.Test; import reactor.core.publisher.Mono; import reactor.test.StepVerifier; import java.time.Duration; import java.util.Collections; import java.util.concurrent.TimeoutException; import static org.mockito.Mockito.RETURNS_SMART_NULLS; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.when; public final class PaginationUtilsTest { @Test public void requestClientV2Resources() throws InterruptedException, TimeoutException { Spaces spaces = mock(Spaces.class, RETURNS_SMART_NULLS); requestListSpaces(spaces, 1, 3); requestListSpaces(spaces, 2, 3); requestListSpaces(spaces, 3, 3); PaginationUtils .requestClientV2Resources(page -> spaces .list(ListSpacesRequest.builder() .page(page) .build())) .as(StepVerifier::create) .expectNextCount(3) .expectComplete() .verify(Duration.ofSeconds(1)); } @Test public void requestClientV2ResourcesEmpty() throws InterruptedException, TimeoutException { Spaces spaces = mock(Spaces.class, RETURNS_SMART_NULLS); requestListSpacesEmpty(spaces); PaginationUtils .requestClientV2Resources(page -> spaces .list(ListSpacesRequest.builder() .page(page) .build())) .as(StepVerifier::create) .expectComplete() .verify(Duration.ofSeconds(1)); } @Test public void requestClientV3Empty() throws InterruptedException, TimeoutException { Packages packages = mock(Packages.class, RETURNS_SMART_NULLS); requestListPackagesEmpty(packages); PaginationUtils .requestClientV3Resources(page -> packages .list(ListPackagesRequest.builder() .page(page) .build())) .as(StepVerifier::create) .expectComplete() .verify(Duration.ofSeconds(1)); } @Test public void requestClientV3Resources() throws InterruptedException, TimeoutException { Packages packages = mock(Packages.class, RETURNS_SMART_NULLS); requestListPackages(packages, 1, 3); requestListPackages(packages, 2, 3); requestListPackages(packages, 3, 3); PaginationUtils .requestClientV3Resources(page -> packages .list(ListPackagesRequest.builder() .page(page) .build())) .as(StepVerifier::create) .expectNextCount(3) .expectComplete() .verify(Duration.ofSeconds(1)); } @Test public void requestUaaResources() throws InterruptedException, TimeoutException { Users users = mock(Users.class, RETURNS_SMART_NULLS); requestListUsers(users, 1, 100, 250); requestListUsers(users, 101, 100, 250); requestListUsers(users, 201, 100, 250); PaginationUtils .requestUaaResources(startIndex -> users .list(ListUsersRequest.builder() .startIndex(startIndex) .build())) .as(StepVerifier::create) .expectNextCount(3) .expectComplete() .verify(Duration.ofSeconds(1)); } @Test public void requestUaaResourcesEmpty() throws InterruptedException, TimeoutException { Users users = mock(Users.class, RETURNS_SMART_NULLS); requestListUsersEmpty(users, 1, 100); PaginationUtils .requestUaaResources(startIndex -> users .list(ListUsersRequest.builder() .startIndex(startIndex) .build())) .as(StepVerifier::create) .expectComplete() .verify(Duration.ofSeconds(1)); } private static void requestListPackages(Packages packages, Integer page, Integer totalPages) { when(packages .list(ListPackagesRequest.builder() .page(page) .build())) .thenReturn(Mono .just(ListPackagesResponse.builder() .resource(PackageResource.builder() .id(page.toString()) .build()) .pagination(Pagination.builder() .totalPages(totalPages) .build()) .build())); } private static void requestListPackagesEmpty(Packages packages) { when(packages .list(ListPackagesRequest.builder() .page(1) .build())) .thenReturn(Mono .just(ListPackagesResponse.builder() .resources(Collections.emptyList()) .pagination(Pagination.builder() .totalPages(1) .build()) .build())); } private static void requestListSpaces(Spaces spaces, Integer page, Integer totalPages) { when(spaces .list(ListSpacesRequest.builder() .page(page) .build())) .thenReturn(Mono .just(ListSpacesResponse.builder() .resource(SpaceResource.builder() .entity(SpaceEntity.builder() .name(page.toString()) .build()) .build()) .totalPages(totalPages) .build())); } private static void requestListSpacesEmpty(Spaces spaces) { when(spaces .list(ListSpacesRequest.builder() .page(1) .build())) .thenReturn(Mono .just(ListSpacesResponse.builder() .resources(Collections.emptyList()) .totalPages(1) .build())); } private static void requestListUsers(Users users, Integer startIndex, Integer itemsPerPage, Integer totalResults) { when(users .list(ListUsersRequest.builder() .startIndex(startIndex) .build())) .thenReturn(Mono .just(ListUsersResponse.builder() .resource(User.builder() .active(true) .meta(Meta.builder() .created("test-created") .lastModified("test-last-modified") .version(0) .build()) .id(startIndex.toString()) .name(Name.builder() .build()) .origin("test-origin") .passwordLastModified("test-password-last-modified") .verified(true) .userName("test-user-name") .zoneId("test-zone-id") .build()) .itemsPerPage(itemsPerPage) .startIndex(startIndex) .totalResults(totalResults) .build())); } private static void requestListUsersEmpty(Users users, Integer startIndex, Integer itemsPerPage) { when(users .list(ListUsersRequest.builder() .startIndex(startIndex) .build())) .thenReturn(Mono .just(ListUsersResponse.builder() .resources(Collections.emptyList()) .itemsPerPage(itemsPerPage) .startIndex(startIndex) .totalResults(0) .build())); } }