tests/test_conversions.py

+import pytest
+from fastapi.testclient import TestClient
+from starlette.status import HTTP_422_UNPROCESSABLE_ENTITY
+
+from service.core.settings import settings
+from service.main import app
+
+client = TestClient(app)
+
+
+@pytest.mark.integration
+def test_create_conversion_returns_result():
+    response = client.post(
+        "/conversions",
+        json={
+            "source_url": f"{settings.S3_ENDPOINT}/{settings.S3_BUCKET}/my-fake-file",
+        },
+    )
+
+    assert response.json() == {
+        "id": 1,
+        "result_url": None,
+        "source_url": "https://s3.us-west-002.backblazeb2.com/lfc-llm-pdf-dev/my-fake-file",
+        "status": "pending",
+    }
+
+
+@pytest.mark.integration
+def test_create_conversion_with_bad_source_returns_422():
+    response = client.post(
+        "/conversions",
+        json={
+            "source_url": f"not-the-endpoint-{settings.S3_ENDPOINT}/{settings.S3_BUCKET}/my-fake-file",
+        },
+    )
+    assert response.status_code == HTTP_422_UNPROCESSABLE_ENTITY

tests/test_presigned_posts.py

 import pytest
 from fastapi.testclient import TestClient
-from starlette.status import HTTP_422_UNPROCESSABLE_ENTITY, HTTP_200_OK
+from starlette.status import HTTP_200_OK, HTTP_422_UNPROCESSABLE_ENTITY
 
 from service.core.settings import settings
 from service.main import app
@@ -38,6 +38,9 @@ def test_create_presigned_post_returns_boto3_result(mocker):
     }
 
 
+@pytest.mark.filterwarnings(
+    "ignore:datetime.datetime.utcnow"
+)  # See https://github.com/boto/boto3/issues/3889
 @pytest.mark.integration
 def test_create_presigned_post_properly_intgrates_with_boto3():
     response = client.post(