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feat: adds Nataya's test files for book, patron, library and an exception (code-differently#264)
* feat: Created test files for book, patron, library, and an exception * added constructors to both book files * feat: Created book, library, and patron files
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‎lesson_09/oop/oop_app/src/main/java/com/codedifferently/lesson9/natayaprice/Book.java

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package com.codedifferently.lesson9.natayaprice;
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public class Book {
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private String Titles;
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private int ISBN;
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private String Authors;
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private int TotalPages;
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private boolean CheckedOut;
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/**
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* Constructs a new Book object.
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*
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* @param Titles the title of the book
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* @param ISBN the ISBN number of the book
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* @param Authors the author(s) of the book
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* @param TotalPages the total number of pages in the book
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* @param CheckedOut indicates whether the book is currently checked out
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*/
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public Book(String Titles, int ISBN, String Authors, int TotalPages, boolean CheckedOut) {
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this.Titles = Titles;
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this.ISBN = ISBN;
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this.Authors = Authors;
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this.TotalPages = TotalPages;
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this.CheckedOut = CheckedOut;
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}
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/**
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* Gets the title of the book.
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*
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* @return the title of the book
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*/
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public String getTitles() {
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return Titles;
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}
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/**
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* Gets the ISBN number of the book.
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*
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* @return the ISBN number of the book
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*/
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public int getISBN() {
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return ISBN;
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}
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/**
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* Gets the author(s) of the book.
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*
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* @return the author(s) of the book
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*/
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public String getAuthors() {
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return Authors;
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}
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/**
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* Gets the total number of pages in the book.
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*
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* @return the total number of pages in the book
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*/
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public int getTotalPages() {
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return TotalPages;
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}
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/**
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* Checks if the book is currently checked out.
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*
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* @return true if the book is checked out, otherwise false
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*/
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public boolean getCheckedOut() {
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return CheckedOut;
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}
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}

‎lesson_09/oop/oop_app/src/main/java/com/codedifferently/lesson9/natayaprice/Library.java

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package com.codedifferently.lesson9.natayaprice;
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import java.util.ArrayList;
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import java.util.List;
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public class Library {
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private List<Book> books;
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private List<Patron> patrons;
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public Library() {
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this.books = new ArrayList<>();
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this.patrons = new ArrayList<>();
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}
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public void registerPatron(Patron patron) {
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patrons.add(patron);
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}
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public List<Patron> getPatrons() {
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return patrons;
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}
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public void addBook(Book book) {
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books.add(book);
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}
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public List<Book> getBooks() {
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return books;
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}
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}

‎lesson_09/oop/oop_app/src/main/java/com/codedifferently/lesson9/natayaprice/Patron.java

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package com.codedifferently.lesson9.natayaprice;
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import java.util.HashMap;
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import java.util.Map;
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public class Patron {
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/**
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* Constructs a new Patron with the specified name and email.
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*
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* @param name the name of the patron
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* @param email the email of the patron
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*/
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public Patron(String string, String string2) {
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// TODO Auto-generated constructor stub
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}
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/**
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* The main method to execute tests for Patron functionalities.
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*
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* @param args the command line arguments
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*/
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public static void main(String[] args) {
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testRegisterPatron();
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testPatronBooksCheckedOutMap();
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}
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/** Tests the registration of a patron with the library. */
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public static void testRegisterPatron() {
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Patron patron = new Patron("John Doe", "[email protected]");
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Library library = new Library();
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library.registerPatron(patron);
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System.out.println(
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library.getPatrons().contains(patron)
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? "Patron should be registered with the library"
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: "Patron is not registered with the library");
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}
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/** Tests the patron-books checked out map. */
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public static void testPatronBooksCheckedOutMap() {
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Map<String, Integer> patronBooksCheckedOutMap = new HashMap<>();
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patronBooksCheckedOutMap.put("John Doe", 5);
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patronBooksCheckedOutMap.put("Jane Smith", 3);
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patronBooksCheckedOutMap.put("Alice Johnson", 0);
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System.out.println(
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patronBooksCheckedOutMap.get("John Doe") == 5
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? "John Doe should have 5 books checked out"
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: "Incorrect number of books checked out for John Doe");
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System.out.println(
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patronBooksCheckedOutMap.get("Jane Smith") == 3
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? "Jane Smith should have 3 books checked out"
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: "Incorrect number of books checked out for Jane Smith");
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System.out.println(
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patronBooksCheckedOutMap.get("Alice Johnson") == 0
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? "Alice Johnson should have 0 books checked out"
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: "Incorrect number of books checked out for Alice Johnson");
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System.out.println(
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patronBooksCheckedOutMap.size() == 3
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? "Size of the map is correct"
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: "Incorrect size of the map");
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patronBooksCheckedOutMap.put("John Doe", 8);
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System.out.println(
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patronBooksCheckedOutMap.get("John Doe") == 8
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? "John Doe now has 8 books checked out"
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: "Incorrect number of books checked out for John Doe");
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System.out.println(
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patronBooksCheckedOutMap.get("Nonexistent Patron") == null
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? "Nonexistent Patron is not found in the map"
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: "Nonexistent Patron is found in the map");
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}
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}

‎lesson_09/oop/oop_app/src/test/java/com/codedifferently/lesson9/natayaprice/BookTest.java

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package com.codedifferently.lesson9.natayaprice;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertFalse;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import org.junit.jupiter.api.Test;
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public class BookTest {
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/** Tests the constructor of the {@link Book} class. */
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@Test
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public void testConstructor() {
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Book book = new Book("Title", 1234567890, "Author", 200, false);
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assertEquals("Title", book.getTitles());
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assertEquals(1234567890, book.getISBN());
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assertEquals("Author", book.getAuthors());
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assertEquals(200, book.getTotalPages());
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assertFalse(book.getCheckedOut());
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}
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/** Tests the {@code getTitles()} method of the {@link Book} class. */
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@Test
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public void testGetTitle() {
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Book book = new Book("Children of Blood and Bone", 972, "Tomi Adeyemi", 544, false);
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assertEquals("Children of Blood and Bone", book.getTitles());
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}
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/** Tests the {@code getISBN()} method of the {@link Book} class. */
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@Test
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public void testGetISBN() {
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Book book =
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new Book("The Sisters Grimm:The Fairy-Tale Detectives", 571, "Michael Buckley", 176, true);
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assertEquals(571, book.getISBN());
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}
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/** Tests the {@code getAuthors()} method of the {@link Book} class. */
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@Test
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public void testGetAuthors() {
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Book book = new Book("A Light in the Attic", 739, "Shel Silverstein", 176, true);
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assertEquals("Shel Silverstein", book.getAuthors());
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}
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/** Tests the {@code getTotalPages()} method of the {@link Book} class. */
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@Test
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public void testGetTotalPages() {
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Book book =
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new Book("Junie B. Jones and the Mushy Gushy Valentine", 408, "Barbara Park", 80, true);
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assertEquals(80, book.getTotalPages());
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}
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/** Tests the {@code getCheckedOut()} method of the {@link Book} class. */
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@Test
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public void testGetCheckedOut() {
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Book book =
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new Book("Thirst: Human Urges, Fatal Consequences", 060, "Michael Farquhar", 384, false);
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assertFalse(book.getCheckedOut());
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}
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@Test
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public void testIsCheckedOut() {
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Book book = new Book("Women Who Run with the Wolves", 874, "Clarissa Pinkola Estés", 560, true);
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assertTrue(book.getCheckedOut());
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}
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/** Tests the {@code getCheckedIn()} method of the {@link Book} class. */
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@Test
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public void testGetCheckedIn() {
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Book book = new Book("Beloved", 416, "Toni Morrison", 324, false);
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assertFalse(book.getCheckedOut());
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}
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}

‎lesson_09/oop/oop_app/src/test/java/com/codedifferently/lesson9/natayaprice/LibraryTest.java

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package com.codedifferently.lesson9.natayaprice;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import java.util.List;
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import org.junit.jupiter.api.Test;
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public class LibraryTest {
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@Test
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public void testAddBook() {
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Library library = new Library();
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Book book =
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new Book(
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"The Sisters Grimm: The Fairy-Tale Detectives", 571, "Michael Buckley", 176, false);
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library.addBook(book);
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List<Book> booksInLibrary = library.getBooks();
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// Assert that one book should be added to the library
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assertEquals(1, booksInLibrary.size(), "One book should be added to the library");
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// Assert that the added book is the same as the book in the library
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assertEquals(
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book, booksInLibrary.get(0), "Added book should be the same as the book in the library");
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}
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}

‎lesson_09/oop/oop_app/src/test/java/com/codedifferently/lesson9/natayaprice/PatronTest.java

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package com.codedifferently.lesson9.natayaprice;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertNull;
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import static org.junit.jupiter.api.Assertions.assertTrue;
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import java.util.HashMap;
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import java.util.Map;
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import org.junit.jupiter.api.Test;
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public class PatronTest {
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/** Tests the registration of a patron with the library. */
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@Test
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public void testRegisterPatron() {
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Patron patron = new Patron("John Doe", "[email protected]");
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Library library = new Library();
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library.registerPatron(patron);
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assertTrue(
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library.getPatrons().contains(patron), "Patron should be registered with the library");
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}
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/** Tests the patron-books checked out map. */
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@Test
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public void testPatronBooksCheckedOutMap() {
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Map<String, Integer> patronBooksCheckedOutMap = new HashMap<>();
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patronBooksCheckedOutMap.put("John Doe", 5);
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patronBooksCheckedOutMap.put("Jane Smith", 3);
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patronBooksCheckedOutMap.put("Alice Johnson", 0);
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assertEquals(5, patronBooksCheckedOutMap.get("John Doe").intValue());
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assertEquals(3, patronBooksCheckedOutMap.get("Jane Smith").intValue());
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assertEquals(0, patronBooksCheckedOutMap.get("Alice Johnson").intValue());
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assertEquals(3, patronBooksCheckedOutMap.size());
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patronBooksCheckedOutMap.put("John Doe", 8);
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assertEquals(8, patronBooksCheckedOutMap.get("John Doe").intValue());
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assertNull(patronBooksCheckedOutMap.get("Nonexistent Patron"));
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}
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}

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