阳性测试：
积极测试是一种软件测试，它通过假设一切都会如预期那样来执行。它的执行假设只有有效和相关的事情才会发生。数据集和所有其他功能将如预期的那样。
负面测试：
负面测试是一种软件测试，用于检查系统是否存在意外情况。否定测试在高性能软件开发中起着非常重要的作用。它检查在这种意外情况下软件的行为是否会发生。
正面测试和负面测试的区别：
| Positive Testing | Negative Testing |
|---|---|
| It is performed only for expected conditions. | It is performed for unexpected conditions. |
| It doesn’t cover all possible cases. | It covers all possible cases. |
| It doesn’t ensure a good quality product. | It ensures a good quality product. |
| It is less important as compared to Negative testing. | It is more important as compared to Positive testing. |
| It can be performed by people having less knowledge. | It can only be performed by professionals. |
| It takes less time. | It takes more time. |
| It is performed on every application. | It is performed where are chances of unexpected conditions. |
| It ensures software is normal. | It ensures 100% defect free software. |