diff --git a/requirements.txt b/requirements.txt
index 098cf53..82c5c52 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,6 +46,7 @@ httpx-sse==0.4.3
 huggingface_hub==1.18.0
 idna==3.18
 importlib_resources==7.1.0
+iniconfig==2.3.0
 Jinja2==3.1.6
 jiter==0.15.0
 joblib==1.5.3
@@ -134,6 +135,7 @@ pylatexenc==2.10
 pypdfium2==5.9.0
 PyPika==0.51.1
 pyproject_hooks==1.2.0
+pytest==9.1.0
 python-dateutil==2.9.0.post0
 python-docx==1.2.0
 python-dotenv==1.2.2
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_config.py b/tests/test_config.py
new file mode 100644
index 0000000..0ea8cc7
--- /dev/null
+++ b/tests/test_config.py
@@ -0,0 +1,33 @@
+from pathlib import Path
+from src.config import load_config, AppConfig
+
+def test_load_config_structure():
+    """Test that configuration initializes with expected attributes"""
+    config = load_config(config_path="_non_existent_file_for_testing_.toml")
+    
+    assert isinstance(config, AppConfig)
+    
+    assert hasattr(config, "MODEL_NAME")
+    assert isinstance(config.MODEL_NAME, str)
+    
+    assert hasattr(config, "DEVICE")
+    assert isinstance(config.DEVICE, str)
+    assert config.DEVICE.lower() in ("cuda", "cpu")
+
+    assert hasattr(config, "LLM_MODEL_NAME")
+    assert isinstance(config.LLM_MODEL_NAME, str)
+
+    assert hasattr(config, "LLM_BASE_URL")
+    assert isinstance(config.LLM_BASE_URL, str)
+    
+    assert hasattr(config, "DB_PATH")    
+    assert isinstance(config.DB_PATH, str)
+    assert Path(config.DB_PATH).name != "", "DB_PATH target directory resolution is empty"
+
+    assert hasattr(config, "DOCS_PATH")    
+    assert isinstance(config.DOCS_PATH, str)
+    assert Path(config.DOCS_PATH).name != "", "DOCS_PATH target directory resolution is empty"
+
+    assert hasattr(config, "LLM_NUM_CTX")
+    assert isinstance(config.LLM_NUM_CTX, int)
+    assert config.LLM_NUM_CTX > 0
\ No newline at end of file
diff --git a/tests/test_llm.py b/tests/test_llm.py
new file mode 100644
index 0000000..e69de29