diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
new file mode 100644
index 00000000..e4e8eaea
--- /dev/null
+++ b/.github/workflows/tests.yaml
@@ -0,0 +1,21 @@
+name: Docker Build and Run
+
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+
+    - name: Build Docker Image
+      run: |
+        docker build . -t needle-in-a-haystack
+
+    - name: Run Docker Container
+      run: |
+        docker run --entrypoint pytest -t needle-in-a-haystack
diff --git a/.gitignore b/.gitignore
index 283b090c..0c393a98 100644
--- a/.gitignore
+++ b/.gitignore
@@ -162,9 +162,4 @@ dmypy.json
 # Cython debug symbols
 cython_debug/
 
-# PyCharm
-#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
-#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
-#  and can be added to the global gitignore or merged into this file.  For a more nuclear
-#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
\ No newline at end of file
+.idea/
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..af1c305c
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,15 @@
+FROM python:3.12
+
+ENV PYTHONPATH /app
+ENV PYTHONUNBUFFERED 1
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+ENTRYPOINT ["python"]
+CMD ["main.py"]
diff --git a/requirements.txt b/requirements.txt
index e281cdc6..4e47291d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,4 +46,5 @@ tqdm==4.66.1
 typing-inspect==0.9.0
 typing_extensions==4.8.0
 urllib3==2.1.0
-yarl==1.9.3
\ No newline at end of file
+yarl==1.9.3
+pytest==8.1.1
diff --git a/tests/test_evaluators.py b/tests/test_evaluators.py
new file mode 100644
index 00000000..8e58b60e
--- /dev/null
+++ b/tests/test_evaluators.py
@@ -0,0 +1,29 @@
+from unittest.mock import patch, MagicMock, call, ANY
+
+from needlehaystack.evaluators import OpenAIEvaluator
+
+QUESTION_ASKED = "What is the color of the sky?"
+QUESTION_ANSWER = "Sky is blue"
+API_KEY = "abc"
+SCORE = 123
+TEMPERATURE = 0
+MODEL = "gpt-3.5-turbo-0125"
+
+
+@patch('needlehaystack.evaluators.openai.ChatOpenAI')
+@patch('needlehaystack.evaluators.openai.load_evaluator')
+def test_openai(mock_load_evaluator, mock_chat_open_ai, monkeypatch):
+    monkeypatch.setenv('NIAH_EVALUATOR_API_KEY', API_KEY)
+
+    mock_evaluator = MagicMock()
+    mock_evaluator.evaluate_strings.return_value = {'score': str(SCORE)}
+
+    mock_load_evaluator.return_value = mock_evaluator
+
+    evaluator = OpenAIEvaluator(question_asked=QUESTION_ASKED, true_answer=QUESTION_ANSWER)
+    result = evaluator.evaluate_response("Something")
+
+    assert mock_chat_open_ai.call_args == call(model=MODEL, temperature=TEMPERATURE, openai_api_key=API_KEY)
+    assert mock_load_evaluator.call_args == call('labeled_score_string', criteria=OpenAIEvaluator.CRITERIA, llm=ANY)
+
+    assert result == SCORE