[ENT-26] Add AES documents test

tests/test_advanced_electronic_signatures.py

@@ -0,0 +1,70 @@
+import pytest
+
+from onfido import WorkflowRunBuilder
+
+from tests.conftest import (
+    create_applicant,
+    create_workflow_run,
+    repeat_request_until_task_output_changes,
+)
+
+
+@pytest.fixture(scope="function")
+def applicant_id(onfido_api):
+    return create_applicant(onfido_api).id
+
+
+@pytest.fixture(scope="function")
+def workflow_id():
+    return "9554c27e-9886-4052-992d-816467d97d24"
+
+
+@pytest.fixture(scope="function")
+def workflow_run(onfido_api, applicant_id, workflow_id):
+    workflow_run_builder = WorkflowRunBuilder(
+        applicant_id=applicant_id,
+        workflow_id=workflow_id,
+        custom_data={
+            "doc_result": "clear",
+            "face_result": "clear",
+            "transaction_id": "995bf84c-d708-4977-8b88-d4b66bebdaf6",
+        },
+    )
+    return create_workflow_run(
+        onfido_api, workflow_run_builder=workflow_run_builder
+    )
+
+
+@pytest.fixture(scope="function")
+def task_output(onfido_api, workflow_run):
+    task = onfido_api.list_tasks(workflow_run.id)[1]
+
+    output = repeat_request_until_task_output_changes(
+        onfido_api.find_task, [workflow_run.id, task.id], max_retries=10, sleep_time=3
+    ).output
+
+    return output
+
+
+def get_signed_document_id(task_output):
+    return task_output["properties"]["signed_documents"][0]["id"]
+
+
+def get_transaction_receipt_id(task_output):
+    return task_output["properties"]["receipt_document"]["id"]
+
+
+def test_aes_documents(onfido_api, workflow_run, task_output):
+    """Test Advanced Electronic Signature (AES) document download"""
+    signed_document_id = get_signed_document_id(task_output)
+    transaction_receipt_id = get_transaction_receipt_id(task_output)
+
+    # Test signed document download
+    signed_document = onfido_api.download_aes_document(workflow_run.id, signed_document_id)
+    assert len(signed_document) > 0
+    assert signed_document[:4] == b"%PDF"
+
+    # Test transaction receipt download
+    receipt_document = onfido_api.download_aes_document(workflow_run.id, transaction_receipt_id)
+    assert len(receipt_document) > 0
+    assert receipt_document[:4] == b"%PDF"