From d8ae07a032c3b0bf534617342123330fb25f977d Mon Sep 17 00:00:00 2001
From: felix-vi <patrick.felix-vimalaratnam@etu.u-pec.fr>
Date: Sun, 26 Apr 2026 17:10:27 +0200
Subject: [PATCH] =?UTF-8?q?:white=5Fcheck=5Fmark:=20r=C3=A9ussite=20des=20?=
 =?UTF-8?q?test=20des=20exceptions=20sur=20le=20fichier=20NotValidBookExce?=
 =?UTF-8?q?ptionTest.java?=
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---
 .../exception/NotValidBookExceptionTest.java  | 61 +++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/exception/NotValidBookExceptionTest.java

diff --git a/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/exception/NotValidBookExceptionTest.java b/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/exception/NotValidBookExceptionTest.java
new file mode 100644
index 0000000..d6d6050
--- /dev/null
+++ b/src/test/java/fr/iut_fbleau/but3/dev62/mylibrary/book/exception/NotValidBookExceptionTest.java
@@ -0,0 +1,61 @@
+package fr.iut_fbleau.but3.dev62.mylibrary.book.exception;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+public class NotValidBookExceptionTest {
+
+    @Test
+    @DisplayName("Exception should be created with the provided message")
+    void testExceptionCreation() {
+        String errorMessage = "Book data is not valid";
+
+        NotValidBookException exception = new NotValidBookException(errorMessage);
+
+        assertEquals(errorMessage, exception.getMessage());
+    }
+
+    @ParameterizedTest
+    @ValueSource(strings = {
+            "Isbn is required",
+            "Title cannot be empty",
+            "Date format is invalid",
+            "Price must be above 0"
+    })
+    @DisplayName("Exception should handle different validation messages")
+    void testExceptionWithDifferentMessages(String errorMessage) {
+        NotValidBookException exception = new NotValidBookException(errorMessage);
+
+        assertEquals(errorMessage, exception.getMessage());
+    }
+
+    @Test
+    @DisplayName("Exception should be properly thrown and caught")
+    void testExceptionCanBeThrownAndCaught() {
+        String errorMessage = "Required field is missing";
+
+        Exception exception = assertThrows(NotValidBookException.class, () -> {
+            throw new NotValidBookException(errorMessage);
+        });
+
+        assertEquals(errorMessage, exception.getMessage());
+    }
+
+    @Test
+    @DisplayName("Exception should be catchable as a general Exception")
+    void testExceptionInheritance() {
+        String errorMessage = "Invalid book data";
+
+        try {
+            throw new NotValidBookException(errorMessage);
+        } catch (Exception e) {
+            assertEquals(NotValidBookException.class, e.getClass());
+            assertEquals(errorMessage, e.getMessage());
+        }
+    }
+}