| /******************************************************************************* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.olingo.odata2.jpa.processor.core.access.data; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.fail; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.olingo.odata2.jpa.processor.core.access.data.JPAPage.JPAPageBuilder; |
| import org.junit.Test; |
| |
| public class JPAPageBuilderDeltaTest { |
| |
| private static final int PAGE_SIZE = 10; |
| |
| @Test |
| public void testBuildDefaultDelta() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .build(); |
| |
| assertEquals(20, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| assertNotNull(page.getPagedEntities()); |
| assertEquals(10, page.getPagedEntities().size()); |
| |
| List<Object> pagedEntities = page.getPagedEntities(); |
| |
| assertEquals("9", pagedEntities.get(0)); |
| assertEquals("18", pagedEntities.get(9)); |
| } |
| |
| @Test |
| public void testBuildWithNoSkipTokenDelta() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("0") |
| .build(); |
| |
| assertEquals(10, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| assertNotNull(page.getPagedEntities()); |
| |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertEquals(10, pagedEntities.size()); |
| assertEquals("0", pagedEntities.get(0)); |
| assertEquals("9", pagedEntities.get(9)); |
| } |
| |
| @Test |
| public void testBuildDefaultZeroPageDelta() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(0) |
| .skipToken("10") |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(0, page.getPageSize()); |
| assertNotNull(page.getPagedEntities()); |
| assertEquals(0, page.getPagedEntities().size()); |
| |
| } |
| |
| @Test |
| public void testBuildWithNullSkipToken() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken(null) |
| .build(); |
| |
| assertEquals(10, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| assertEquals("0", pagedEntities.get(0)); |
| assertEquals("9", pagedEntities.get(9)); |
| } |
| |
| @Test |
| public void testBuildWithInvalidSkipToken() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| try { |
| pageBuilder.entities(mockEntities()) |
| .skipToken("AB"); |
| } catch (NumberFormatException e) { |
| return; |
| } |
| fail("Exception Expected"); |
| } |
| |
| @Test |
| public void testBuildWithTop() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("20") |
| .top(5) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(20, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| assertEquals(5, pagedEntities.size()); |
| assertEquals("19", pagedEntities.get(0)); |
| assertEquals("23", pagedEntities.get(4)); |
| } |
| |
| @Test |
| public void testBuildWithTopZeroPage() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(0) |
| .skipToken("10") |
| .top(5) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(0, page.getPageSize()); |
| assertNotNull(page.getPagedEntities()); |
| assertEquals(5, page.getPagedEntities().size()); |
| } |
| |
| @Test |
| public void testBuildWithSkipZeroPage() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(0) |
| .skipToken("10") |
| .skip(5) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(0, page.getPageSize()); |
| assertNotNull(page.getPagedEntities()); |
| |
| assertEquals(0, page.getPagedEntities().size()); |
| } |
| |
| @Test |
| public void testBuildWithTopSkipZeroPage() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(0) |
| .skipToken("10") |
| .skip(5) |
| .top(5) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(0, page.getPageSize()); |
| assertNotNull(page.getPagedEntities()); |
| assertEquals(5, page.getPagedEntities().size()); |
| } |
| |
| @Test |
| public void testBuildWithTopExceeds() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(15) |
| .build(); |
| |
| assertEquals(20, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| assertEquals(10, pagedEntities.size()); |
| assertEquals("9", pagedEntities.get(0)); |
| assertEquals("18", pagedEntities.get(9)); |
| } |
| |
| @Test |
| public void testBuildWithTopSkipExceeds() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(5) |
| .skip(10) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertEquals(0, pagedEntities.size()); |
| |
| } |
| |
| @Test |
| public void testBuildWithTopSkipMore() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(5) |
| .skip(9) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| |
| assertEquals("18", pagedEntities.get(0)); |
| assertEquals(1, pagedEntities.size()); |
| } |
| |
| @Test |
| public void testBuildWithTopMoreSkip() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(15) |
| .skip(9) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| |
| assertEquals("18", pagedEntities.get(0)); |
| assertEquals(1, pagedEntities.size()); |
| } |
| |
| @Test |
| public void testBuildWithTopXSkipX() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(15) |
| .skip(15) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| |
| assertEquals(0, pagedEntities.size()); |
| } |
| |
| @Test |
| public void testBuildWithNegativeTop() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(-5) |
| .build(); |
| |
| assertEquals(20, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| |
| assertEquals("9", pagedEntities.get(0)); |
| assertEquals(10, pagedEntities.size()); |
| } |
| |
| @Test |
| public void testBuildWithNegativeTopSkipToken() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("-10") |
| .top(-5) |
| .skip(-1) |
| .build(); |
| |
| assertEquals(10, page.getNextPage()); |
| assertEquals(0, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| |
| assertEquals(10, pagedEntities.size()); |
| |
| } |
| |
| @Test |
| public void testBuildWithNoRecords() { |
| JPAPageBuilder pageBuilder = new JPAPageBuilder(); |
| JPAPage page = pageBuilder.entities(mockEntities()) |
| .pageSize(PAGE_SIZE) |
| .skipToken("10") |
| .top(1) |
| .skip(1) |
| .build(); |
| |
| assertEquals(0, page.getNextPage()); |
| assertEquals(10, page.getStartPage()); |
| assertEquals(PAGE_SIZE, page.getPageSize()); |
| List<Object> pagedEntities = page.getPagedEntities(); |
| assertNotNull(pagedEntities); |
| |
| assertEquals(1, pagedEntities.size()); |
| assertEquals("10", pagedEntities.get(0)); |
| } |
| |
| private List<Object> mockEntities() { |
| List<Object> entities = new ArrayList<Object>(); |
| for (int i = 0; i < 30; i++) { |
| entities.add(String.valueOf(i)); |
| } |
| return entities; |
| } |
| } |