𝗧𝗼𝗽 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 𝗧𝗲𝘀𝘁𝗶𝗻𝗴 𝗕𝗲𝘀𝘁 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀 𝗳𝗼𝗿 .𝗡𝗘𝗧 𝗠𝗶𝗻𝗶𝗺𝗮𝗹 𝗔𝗣𝗜𝘀

Integration testing ensures your components work 𝘀𝗲𝗮𝗺𝗹𝗲𝘀𝘀𝗹𝘆 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿, especially in real-world scenarios. Here are a few best practices every backend developer should follow:

1. 𝗨𝘀𝗲 𝗪𝗲𝗯𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝗙𝗮𝗰𝘁𝗼𝗿𝘆 𝗳𝗼𝗿 𝗥𝗲𝗮𝗹𝗶𝘀𝘁𝗶𝗰 𝗔𝗣𝗜 𝗧𝗲𝘀𝘁𝘀

var client = factory.CreateClient();

1. 𝗜𝘀𝗼𝗹𝗮𝘁𝗲 𝗧𝗲𝘀𝘁𝘀 𝘄𝗶𝘁𝗵 𝗮 𝗙𝗿𝗲𝘀𝗵 𝗜𝗻-𝗠𝗲𝗺𝗼𝗿𝘆 𝗗𝗕 𝗼𝗿 𝗧𝗲𝘀𝘁 𝗖𝗼𝗻𝘁𝗮𝗶𝗻𝗲𝗿

options.UseInMemoryDatabase("TestDb");

1. 𝗨𝘀𝗲 𝗠𝗲𝗮𝗻𝗶𝗻𝗴𝗳𝘂𝗹 𝗔𝘀𝘀𝗲𝗿𝘁𝗶𝗼𝗻𝘀

response.StatusCode.Should().Be(HttpStatusCode.Created);

1. 𝗩𝗮𝗹𝗶𝗱𝗮𝘁𝗲 𝗖𝗼𝗺𝗽𝗹𝗲𝘁𝗲 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄 (𝗲.𝗴., 𝗖𝗿𝗲𝗮𝘁𝗲 → 𝗨𝗽𝗱𝗮𝘁𝗲 → 𝗚𝗲𝘁)
   Combine requests to ensure consistency and data integrity.

2. 𝗧𝗲𝘀𝘁 𝗡𝗲𝗴𝗮𝘁𝗶𝘃𝗲 𝗦𝗰𝗲𝗻𝗮𝗿𝗶𝗼𝘀

• Missing fields
• Invalid input
• Unauthorized access

1. 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗲 𝗶𝗻 𝗖𝗜 𝗣𝗶𝗽𝗲𝗹𝗶𝗻𝗲
   Ensure all integration tests run on every pull request.

2. 𝗔𝘃𝗼𝗶𝗱 𝗘𝘅𝘁𝗲𝗿𝗻𝗮𝗹 𝗗𝗲𝗽𝗲𝗻𝗱𝗲𝗻𝗰𝗶𝗲𝘀
   Mock or isolate services like email, payment, or external APIs.

𝗛𝗼𝘄 𝗱𝗼 𝘆𝗼𝘂 𝗲𝗻𝘀𝘂𝗿𝗲 𝘆𝗼𝘂𝗿 𝗔𝗣𝗜 𝗵𝗮𝗻𝗱𝗹𝗲𝘀 𝗲𝗱𝗴𝗲 𝗰𝗮𝘀𝗲𝘀 𝗱𝘂𝗿𝗶𝗻𝗴 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 𝘁𝗲𝘀𝘁𝗶𝗻𝗴? 𝗪𝗼𝘂𝗹𝗱 𝗹𝗼𝘃𝗲 𝘁𝗼 𝗵𝗲𝗮𝗿 𝘆𝗼𝘂𝗿 𝗮𝗽𝗽𝗿𝗼𝗮𝗰𝗵.