diff --git a/apps/web/components/admin/product/form.tsx b/apps/web/components/admin/product/form.tsx
index c87ae674..f81ad75f 100644
--- a/apps/web/components/admin/product/form.tsx
+++ b/apps/web/components/admin/product/form.tsx
@@ -243,7 +243,7 @@ export function ProductCreateEditForm({
                           </FormControl>
                           <SelectContent>
                             {Object.entries(ProductTypeLabels).map(([value, label]) => (
-                              <SelectItem key={value} value={ProductType[parseInt(value)]}>
+                              <SelectItem key={value} value={value}>
                                 {label}
                               </SelectItem>
                             ))}
diff --git a/apps/web/tests/lib/nutriscore.test.ts b/apps/web/tests/lib/nutriscore.test.ts
new file mode 100644
index 00000000..6ea6001f
--- /dev/null
+++ b/apps/web/tests/lib/nutriscore.test.ts
@@ -0,0 +1,46 @@
+import { describe, expect, test } from "vitest";
+import { getNutriscoreImageUrl } from "@/lib/product/nutriscore";
+import { Product } from "@/types/product";
+import { productList } from "@/constants/data";
+
+describe("test getNutriscoreImageUrl function", () => {
+  test("should return -a", () => {
+    const result = getNutriscoreImageUrl({ ...productList[0], nutriscore: "A" } as Product);
+    const regex = /-([a-z])/gim;
+    const match = result.match(regex);
+    if (!match) throw new Error("No match found");
+    expect(match[0]).toBe("-a");
+  });
+
+  test("should return -b", () => {
+    const result = getNutriscoreImageUrl({ ...productList[0], nutriscore: "B" } as Product);
+    const regex = /-([a-z])/gim;
+    const match = result.match(regex);
+    if (!match) throw new Error("No match found");
+    expect(match[0]).toBe("-b");
+  });
+
+  test("should return -c", () => {
+    const result = getNutriscoreImageUrl(productList[0] as Product);
+    const regex = /-([a-z])/gim;
+    const match = result.match(regex);
+    if (!match) throw new Error("No match found");
+    expect(match[0]).toBe("-c");
+  });
+
+  test("should return -d", () => {
+    const result = getNutriscoreImageUrl({ ...productList[0], nutriscore: "D" } as Product);
+    const regex = /-([a-z])/gim;
+    const match = result.match(regex);
+    if (!match) throw new Error("No match found");
+    expect(match[0]).toBe("-d");
+  });
+
+  test("should return -e", () => {
+    const result = getNutriscoreImageUrl({ ...productList[0], nutriscore: "E" } as Product);
+    const regex = /-([a-z])/gim;
+    const match = result.match(regex);
+    if (!match) throw new Error("No match found");
+    expect(match[0]).toBe("-e");
+  });
+});
diff --git a/apps/web/tests/lib/user.test.ts b/apps/web/tests/lib/user.test.ts
new file mode 100644
index 00000000..54e75f3e
--- /dev/null
+++ b/apps/web/tests/lib/user.test.ts
@@ -0,0 +1,15 @@
+import { describe, expect, test } from "vitest";
+import { user } from "@/constants/data";
+import { toName } from "@/lib/user";
+
+describe("test toName function", () => {
+  test("should return concat first name and name", () => {
+    const result = toName(user);
+    expect(result).toBe("John Doe");
+  });
+
+  test("should return unknown user", () => {
+    const result = toName(null);
+    expect(result).toBe("Utilisateur inconnu");
+  });
+});