From 3505d5f5a3537be1a698022f1dfe08b61929a948 Mon Sep 17 00:00:00 2001
From: aab1 <yemibakare@yahoo.com>
Date: Sat, 23 May 2026 14:10:21 -0400
Subject: [PATCH] initial commit

Added randomUserWithNullField
---
 .../playwright/toolshop/domain/User.java      | 68 +++++++++++++++++++
 .../login/LoginWithRegisteredUserTest.java    |  2 +-
 .../toolshop/login/RegisterUserAPITest.java   | 24 +++++++
 3 files changed, 93 insertions(+), 1 deletion(-)

diff --git a/src/test/java/com/serenitydojo/playwright/toolshop/domain/User.java b/src/test/java/com/serenitydojo/playwright/toolshop/domain/User.java
index b4b9041..618719a 100644
--- a/src/test/java/com/serenitydojo/playwright/toolshop/domain/User.java
+++ b/src/test/java/com/serenitydojo/playwright/toolshop/domain/User.java
@@ -54,4 +54,72 @@ public User withFirstName(String first_name) {
         return new User(first_name,last_name,address,phone,dob,password,email);
     }
 
+    public static User randomUserWithNullField(String fieldName) {
+
+        User user = randomUser();
+
+        switch (fieldName.toLowerCase()) {
+
+            case "firstname":
+                return new User(
+                        null,
+                        user.last_name(),
+                        user.address(),
+                        user.phone(),
+                        user.dob(),
+                        user.password(),
+                        user.email()
+                );
+
+            case "lastname":
+                return new User(
+                        user.first_name(),
+                        null,
+                        user.address(),
+                        user.phone(),
+                        user.dob(),
+                        user.password(),
+                        user.email()
+                );
+
+            case "phone":
+                return new User(
+                        user.first_name(),
+                        user.last_name(),
+                        user.address(),
+                        null,
+                        user.dob(),
+                        user.password(),
+                        user.email()
+                );
+
+            case "email":
+                return new User(
+                        user.first_name(),
+                        user.last_name(),
+                        user.address(),
+                        user.phone(),
+                        user.dob(),
+                        user.password(),
+                        null
+                );
+
+            case "password":
+                return new User(
+                        user.first_name(),
+                        user.last_name(),
+                        user.address(),
+                        user.phone(),
+                        user.dob(),
+                        null,
+                        user.email()
+                );
+
+            default:
+                throw new IllegalArgumentException(
+                        "Unknown field: " + fieldName
+                );
+        }
+    }
+
 }
diff --git a/src/test/java/com/serenitydojo/playwright/toolshop/login/LoginWithRegisteredUserTest.java b/src/test/java/com/serenitydojo/playwright/toolshop/login/LoginWithRegisteredUserTest.java
index 80a5d10..3074c2a 100644
--- a/src/test/java/com/serenitydojo/playwright/toolshop/login/LoginWithRegisteredUserTest.java
+++ b/src/test/java/com/serenitydojo/playwright/toolshop/login/LoginWithRegisteredUserTest.java
@@ -7,7 +7,7 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-public class LoginWithRegisteredUserTest extends PlaywrightTestCase {
+public class  LoginWithRegisteredUserTest extends PlaywrightTestCase {
 
     @Test
     @DisplayName("Should be able to login with a registered user")
diff --git a/src/test/java/com/serenitydojo/playwright/toolshop/login/RegisterUserAPITest.java b/src/test/java/com/serenitydojo/playwright/toolshop/login/RegisterUserAPITest.java
index 963d3c2..cad4499 100644
--- a/src/test/java/com/serenitydojo/playwright/toolshop/login/RegisterUserAPITest.java
+++ b/src/test/java/com/serenitydojo/playwright/toolshop/login/RegisterUserAPITest.java
@@ -94,4 +94,28 @@ void should_register_user() {
         });
     }
 
+
+    @Test
+    void should_not_register_user() {
+        User invalidUser = User.randomUserWithNullField("firstName");
+
+        var response = request.post("/users/register",
+                RequestOptions.create()
+                        .setHeader("Content-Type", "application/json")
+                        .setData(invalidUser)
+        );
+
+        String responseBody = response.text();
+//        User createdUser = gson.fromJson(responseBody, User.class);
+        assertSoftly(softly -> {
+            softly.assertThat(responseBody).isEqualTo("{\"first_name\":[\"The first name field is required.\"]}")
+                            .as("First name field is required");
+            softly.assertThat(response.status()).isEqualTo(422);
+        });
+
+
+        JsonObject responseObject = gson.fromJson(responseBody, JsonObject.class);
+        System.out.println(responseObject);
+    }
+
 }