created test file for translator.py newly added

test/test_translator.py

@@ -0,0 +1,30 @@
+import pytest
+from unittest import mock
+from unittest.mock import patch
+from translator import query_llm_robust  
+
+#mocking the LLM API response for normal response
+@patch('translator.llm_queries.query_llm_robust')  
+def test_llm_normal_response(mock_query_llm_robust):
+    #define the expected LLM response
+    expected_response = (False, "Here is your first example.")
+    mock_query_llm_robust.return_value = expected_response
+
+    #call the function under test
+    result = query_llm_robust("Hier ist dein erstes Beispiel.")
+
+    #validate the result
+    assert result == expected_response
+
+#mocking the LLM API response for gibberish response
+@patch('translator.llm_queries.query_llm_robust') 
+def test_llm_gibberish_response(mock_query_llm_robust):
+    #define the expected LLM response for gibberish input
+    expected_response = (False, "Error: Invalid translation response.")
+    mock_query_llm_robust.return_value = expected_response
+
+    #call the function under test
+    result = query_llm_robust("sdflkjqwepoijqwe")  #gibberish input
+
+    #validate the result
+    assert result == expected_response