junit5

参数化测试：减少样板代码

API: ExecutionCondition

JUnit Jupiter’s org.junit.jupiter.api.Assertions class does not provide an assertThat() method like the one found in JUnit 4’s org.junit.Assert

Assumptions的作用是什么？

mode:per-class,per-method

@Nested:测试之间的关系以及测试结构