diff --git a/blogexample/app.py b/blogexample/app.py
index 7c19bbb..bd8f350 100644
--- a/blogexample/app.py
+++ b/blogexample/app.py
@@ -12,22 +12,25 @@
 # ckeditor = CKEditor()
 
 
-def create_app(main=True, debug=True):
+# app.py
+
+def create_app(config_object=None):
     """Create an application."""
     app = Flask(__name__)
-    app.config.from_object('config.settings')
 
-    app.config['SECRET_KEY'] = 'secret!'
+    if config_object is None:
+        app.config.from_object('config.settings')
+    else:
+        app.config.from_object(config_object)
 
-    
     from blogexample.blueprints.blog import blog
     app.register_blueprint(blog)
-    
+
     db.init_app(app)
-    # ckeditor.init_app(app)
 
     if app.debug:
         app.wsgi_app = DebuggedApplication(app.wsgi_app, evalex=True)
     
     return app
 
+
diff --git a/config/settings.py b/config/settings.py
index 1cf2d55..f81385f 100755
--- a/config/settings.py
+++ b/config/settings.py
@@ -12,3 +12,10 @@
 SQLALCHEMY_TRACK_MODIFICATIONS = False
 
 REMEMBER_COOKIE_DURATION = timedelta(days=90)
+
+
+class TestConfig:
+    TESTING = True
+    DEBUG = False
+    SQLALCHEMY_DATABASE_URI = 'sqlite:///:memory:'
+    SECRET_KEY = 'test-secret'
diff --git a/config/test_config.py b/config/test_config.py
new file mode 100644
index 0000000..4f1cffb
--- /dev/null
+++ b/config/test_config.py
@@ -0,0 +1,4 @@
+from config.settings import TestConfig
+
+class TestConfigOverride(TestConfig):
+    SQLALCHEMY_DATABASE_URI = 'sqlite:///test.db'
\ No newline at end of file
diff --git a/instance/test.db b/instance/test.db
new file mode 100644
index 0000000..a09ba98
Binary files /dev/null and b/instance/test.db differ
diff --git a/requirements.txt b/requirements.txt
index d5f92bc..7e25e4a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,22 +1,26 @@
-Flask==1.0.2
-werkzeug==0.15.3
-
-# Application server for both development and production.
+blinker==1.7.0
+click==8.1.7
+exceptiongroup==1.2.0
+Flask==3.0.2
+Flask-SQLAlchemy==3.1.1
+Flask-WTF==1.2.1
+greenlet==3.0.3
 gunicorn==19.7.0
-
-# Data and workers.
-psycopg2>=2.6.1
-Flask-SQLAlchemy==2.3.2
-SQLAlchemy==1.3.1
-alembic==1.0.8
-
-# Forms.
+infinity==1.5
+iniconfig==2.0.0
+itsdangerous==2.1.2
+Jinja2==3.1.3
+MarkupSafe==2.1.5
+packaging==24.0
+pluggy==1.4.0
+pytest==8.1.1
+pytest-flask==1.3.0
+python-editor==1.0.4
+pytz==2024.1
+six==1.16.0
+SQLAlchemy==2.0.29
+tomli==2.0.1
+typing_extensions==4.10.0
+validators==0.24.0
+Werkzeug==3.0.1
 WTForms==2.2.1
-Flask-WTF==0.14.2
-WTForms-Components==0.10.4
-WTForms-Alchemy==0.16.9
-
-#rich-text
-flask_ckeditor
-
-pytz
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_routes.py b/tests/test_routes.py
new file mode 100644
index 0000000..bb9054a
--- /dev/null
+++ b/tests/test_routes.py
@@ -0,0 +1,24 @@
+import pytest
+from blogexample.app import create_app, db
+from config.test_config import TestConfigOverride
+from flask import url_for
+
+
+@pytest.fixture
+def app():
+    app = create_app(TestConfigOverride)
+    with app.app_context():
+        # Ensure app context is pushed
+        
+        assert app.testing  # Verify that app is in testing mode
+        assert app.config['SQLALCHEMY_DATABASE_URI'] == 'sqlite:///test.db'  # Verify database URI
+        assert app.secret_key == 'test-secret'  # Verify secret key
+        db.create_all()
+        yield app
+        db.drop_all()
+        
+
+    
+def test_index_route(client, app):
+    response = client.get(url_for('blog.index'))
+    assert response.status_code == 200