In this video, Liam Hampton demonstrates how developers can use GitHub Copilot with Prompt-driven Development workflows in Visual Studio Code to write and run automated test suites, including end-to-end, unit, and integration tests.

Generate a Test Suite with GitHub Copilot and Prompt-Driven Development

Featuring: Liam Hampton
Presented by: Visual Studio Code Team

This tutorial video showcases how to rapidly create comprehensive test suites using GitHub Copilot and prompt-driven development (PDD) techniques within Visual Studio Code. The session includes:

Topics Covered

Introduction to Prompt-Driven Development (PDD):
- Understand how prompt-driven techniques streamline software testing in VS Code.
App Overview:
- Overview of the application under test and its main functionality.
Creating Test Files with Copilot:
- Step-by-step process to scaffold new test files using natural language prompts in the VS Code editor.
Writing Various Types of Tests:
- Demonstrates writing end-to-end tests, unit tests, and integration tests.
- Focus on API integration and edge case coverage using Copilot-assisted suggestions.
- Mocking strategies for complex dependencies.
Assembling the Test Suite:
- Combines individual tests into a cohesive suite.
- Shows practical tips for organizing and maintaining readable test code.
Running and Validating Tests:
- Executes the test suite inside VS Code and reviews test results.

Additional Resources

Prompt-driven Development Series Playlist

Key Takeaways

How prompt engineering can be used to drive Copilot to generate effective test code.
Strategies for ensuring comprehensive automated test coverage in API-based applications.
Using Copilot inside Visual Studio Code to increase productivity in developer workflows.

Follow and Connect:

Chapters:

00:00 Intro
00:25 What is our app doing
01:42 Creating test files with Copilot
04:47 Writing tests using mocking strategy
09:42 Create the test suite
11:04 Running our test
13:13 In summary
13:42 Wrap