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docs: update table inheritance
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Ilkka Seppälä
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/*
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* This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
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*
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* The MIT License
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* Copyright © 2014-2022 Ilkka Seppälä
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package com.iluwatar.table.inheritance; /*
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* This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
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*
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* The MIT License
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* Copyright © 2014-2022 Ilkka Seppälä
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertNotNull;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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/**
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* Unit tests for the {@link VehicleDatabase} class. Tests saving, retrieving, and printing vehicles
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* of different types.
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*/
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class VehicleDatabaseTest {
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private VehicleDatabase vehicleDatabase;
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/** Sets up a new instance of {@link VehicleDatabase} before each test. */
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@BeforeEach
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void setUp() {
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vehicleDatabase = new VehicleDatabase();
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}
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/** Tests saving a {@link Car} to the database and retrieving it. */
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@Test
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void testSaveAndRetrieveCar() {
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Car car = new Car(2020, "Toyota", "Corolla", 4, 1);
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vehicleDatabase.saveVehicle(car);
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Vehicle retrievedVehicle = vehicleDatabase.getVehicle(car.getId());
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assertNotNull(retrievedVehicle);
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assertEquals(car.getId(), retrievedVehicle.getId());
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assertEquals(car.getMake(), retrievedVehicle.getMake());
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assertEquals(car.getModel(), retrievedVehicle.getModel());
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assertEquals(car.getYear(), retrievedVehicle.getYear());
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Car retrievedCar = vehicleDatabase.getCar(car.getId());
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assertNotNull(retrievedCar);
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assertEquals(car.getNumDoors(), retrievedCar.getNumDoors());
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}
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/** Tests saving a {@link Truck} to the database and retrieving it. */
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@Test
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void testSaveAndRetrieveTruck() {
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Truck truck = new Truck(2018, "Ford", "F-150", 60, 2);
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vehicleDatabase.saveVehicle(truck);
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Vehicle retrievedVehicle = vehicleDatabase.getVehicle(truck.getId());
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assertNotNull(retrievedVehicle);
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assertEquals(truck.getId(), retrievedVehicle.getId());
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assertEquals(truck.getMake(), retrievedVehicle.getMake());
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assertEquals(truck.getModel(), retrievedVehicle.getModel());
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assertEquals(truck.getYear(), retrievedVehicle.getYear());
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Truck retrievedTruck = vehicleDatabase.getTruck(truck.getId());
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assertNotNull(retrievedTruck);
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assertEquals(truck.getLoadCapacity(), retrievedTruck.getLoadCapacity());
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}
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/** Tests saving multiple vehicles to the database and printing them. */
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@Test
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void testPrintAllVehicles() {
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Car car = new Car(2020, "Toyota", "Corolla", 4, 1);
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Truck truck = new Truck(2018, "Ford", "F-150", 60, 2);
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vehicleDatabase.saveVehicle(car);
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vehicleDatabase.saveVehicle(truck);
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vehicleDatabase.printAllVehicles();
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Vehicle retrievedCar = vehicleDatabase.getVehicle(car.getId());
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Vehicle retrievedTruck = vehicleDatabase.getVehicle(truck.getId());
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assertNotNull(retrievedCar);
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assertNotNull(retrievedTruck);
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}
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/** Tests the constructor of {@link Car} with valid values. */
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@Test
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void testCarConstructor() {
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Car car = new Car(2020, "Toyota", "Corolla", 4, 1);
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assertEquals(2020, car.getYear());
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assertEquals("Toyota", car.getMake());
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assertEquals("Corolla", car.getModel());
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assertEquals(4, car.getNumDoors());
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assertEquals(1, car.getId()); // Assuming the ID is auto-generated in the constructor
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}
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/** Tests the constructor of {@link Car} with invalid number of doors (negative value). */
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@Test
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void testCarConstructorWithInvalidNumDoors() {
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IllegalArgumentException exception =
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assertThrows(
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IllegalArgumentException.class,
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() -> {
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new Car(2020, "Toyota", "Corolla", -4, 1);
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});
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assertEquals("Number of doors must be positive.", exception.getMessage());
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}
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/** Tests the constructor of {@link Car} with zero doors. */
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@Test
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void testCarConstructorWithZeroDoors() {
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IllegalArgumentException exception =
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assertThrows(
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IllegalArgumentException.class,
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() -> {
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new Car(2020, "Toyota", "Corolla", 0, 1);
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});
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assertEquals("Number of doors must be positive.", exception.getMessage());
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}
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/** Tests the constructor of {@link Truck} with invalid load capacity (negative value). */
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@Test
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void testTruckConstructorWithInvalidLoadCapacity() {
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IllegalArgumentException exception =
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assertThrows(
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IllegalArgumentException.class,
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() -> {
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new Truck(2018, "Ford", "F-150", -60, 2);
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});
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assertEquals("Load capacity must be positive.", exception.getMessage());
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}
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/** Tests the constructor of {@link Truck} with zero load capacity. */
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@Test
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void testTruckConstructorWithZeroLoadCapacity() {
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IllegalArgumentException exception =
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assertThrows(
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IllegalArgumentException.class,
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() -> {
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new Truck(2018, "Ford", "F-150", 0, 2);
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});
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assertEquals("Load capacity must be positive.", exception.getMessage());
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}
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/** Tests setting invalid number of doors in {@link Car} using setter (negative value). */
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@Test
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void testSetInvalidNumDoors() {
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Car car = new Car(2020, "Toyota", "Corolla", 4, 1);
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IllegalArgumentException exception =
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assertThrows(
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IllegalArgumentException.class,
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() -> {
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car.setNumDoors(-2);
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});
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assertEquals("Number of doors must be positive.", exception.getMessage());
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}
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/** Tests setting invalid load capacity in {@link Truck} using setter (negative value). */
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@Test
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void testSetInvalidLoadCapacity() {
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Truck truck = new Truck(2018, "Ford", "F-150", 60, 2);
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IllegalArgumentException exception =
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assertThrows(
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IllegalArgumentException.class,
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() -> {
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truck.setLoadCapacity(-10);
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});
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assertEquals("Load capacity must be positive.", exception.getMessage());
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}
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}
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