From 099cb403cad86449de1c4df1dc44eb1e16f72d90 Mon Sep 17 00:00:00 2001
From: felix-vi <patrick.felix-vimalaratnam@etu.u-pec.fr>
Date: Sun, 26 Apr 2026 18:11:37 +0200
Subject: [PATCH] =?UTF-8?q?:white=5Fcheck=5Fmark:=20r=C3=A9ussite=20des=20?=
 =?UTF-8?q?test=20pour=20une=20future=20BD?=
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---
 .../book/repository/BookRepository.java       | 43 +++++++++++++++++++
 .../book/repository/BookRepositoryTest.java   |  6 +--
 2 files changed, 46 insertions(+), 3 deletions(-)
 create mode 100644 src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepository.java

diff --git a/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepository.java b/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepository.java
new file mode 100644
index 0000000..f7790b5
--- /dev/null
+++ b/src/main/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepository.java
@@ -0,0 +1,43 @@
+package fr.iut_fbleau.but3.dev62.mylibrary.book.repository;
+
+import fr.iut_fbleau.but3.dev62.mylibrary.book.entity.Book;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+public class BookRepository {
+
+    private final List<Book> books = new ArrayList<>();
+
+    public List<Book> findAll() {
+        return books;
+    }
+
+    public void deleteAll() {
+        books.clear();
+    }
+
+    public Book save(Book newBook) {
+        Optional<Book> optionalBookWithSameIsbn = this.findByIsbn(newBook.getIsbn());
+        optionalBookWithSameIsbn.ifPresent(books::remove);
+        this.books.add(newBook);
+        return newBook;
+    }
+
+    public Optional<Book> findByIsbn(String isbn) {
+        return this.books.stream()
+                .filter(book -> book.getIsbn().equals(isbn))
+                .findFirst();
+    }
+
+    public boolean existsByIsbn(String isbn) {
+        return this.books.stream()
+                .anyMatch(book -> book.getIsbn().equals(isbn));
+    }
+
+    public void delete(Book book) {
+
+        this.books.remove(book);
+    }
+}
diff --git a/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepositoryTest.java b/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepositoryTest.java
index 62908e9..5d3d5e6 100644
--- a/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepositoryTest.java
+++ b/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/repository/BookRepositoryTest.java
@@ -87,7 +87,7 @@ public class BookRepositoryTest {
         void testSaveUpdatesExistingBook() {
             repository.save(book1);
 
-            String isbn = "1516515616216";
+            String isbn = "1234567891012";
             LocalDate date = LocalDate.of(2026, 3, 24);
             ArrayList<String> categories = new ArrayList<>();
             categories.add("Thriller");
@@ -102,7 +102,7 @@ public class BookRepositoryTest {
                     .price(12.99)
                     .stock(50)
                     .categories(categories)
-                    .description("C'était un brave partit trop tôt")
+                    .description("C'était un brave partit trop tôt beaucoup trop tôt")
                     .language("Français")
                     .build();
 
@@ -117,7 +117,7 @@ public class BookRepositoryTest {
             assertEquals(12.99, savedBook.getPrice());
             assertEquals(50, savedBook.getStock());
             assertEquals(categories, savedBook.getCategories());
-            assertEquals("C'était un brave partit trop tôt", savedBook.getDescription());
+            assertEquals("C'était un brave partit trop tôt beaucoup trop tôt", savedBook.getDescription());
             assertEquals("Français", savedBook.getLanguage());
         }