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Testing URL Shortener Service Integration in AutoGPT

This test suite validates a URL shortening service implementation using Python’s unittest framework. It ensures the basic functionality of shortening URLs and retrieving the original URLs from their shortened versions, focusing on data integrity and URL mapping accuracy.

Test Coverage Overview

The test coverage focuses on the core URL shortening service functionality, specifically testing the bidirectional conversion between original and shortened URLs.

Tests URL shortening and retrieval flow
Validates data persistence between operations
Ensures URL mapping integrity

Implementation Analysis

The testing approach utilizes Python’s unittest framework with a single test case that validates the end-to-end URL shortening workflow. The implementation follows a straightforward pattern of shortening a URL and then retrieving it to verify the correct mapping is maintained.

Uses TestCase class for test organization
Implements assertion-based validation
Follows AAA (Arrange-Act-Assert) pattern

Technical Details

Python unittest framework
Custom URL shortener module integration
Direct method invocation testing
String-based URL validation
Assertion message customization

Best Practices Demonstrated

The test suite demonstrates several testing best practices including clear test method naming, explicit assertion messages, and focused test scope. It maintains a clean separation of concerns between the test and implementation code.

Descriptive test method naming
Clear assertion messages
Single responsibility principle
Isolated test cases

significant-gravitas/autogpt

classic/benchmark/agbenchmark/challenges/verticals/code/4_url_shortener/custom_python/test.py

            
# pyright: reportMissingImports=false
import unittest

from url_shortener import retrieve_url, shorten_url


class TestURLShortener(unittest.TestCase):
    def test_url_retrieval(self):
        # Shorten the URL to get its shortened form
        shortened_url = shorten_url("https://www.example.com")

        # Retrieve the original URL using the shortened URL directly
        retrieved_url = retrieve_url(shortened_url)

        self.assertEqual(
            retrieved_url,
            "https://www.example.com",
            "Retrieved URL does not match the original!",
        )


if __name__ == "__main__":
    unittest.main()