The term assert is a Java keyword that was introduced into the language with the JDK 1.4 release in February 2002. Java's assert keyword is unique in two very interesting ways: The Java assert is ...

点击“蓝色字”，关注我们哦！！ 单元测试就用 JUnit 5！好用到飞起！ 单元测试是程序员的“护身符”，写代码不测就像闭着眼睛过马路，迟早翻车。 而 JUnit 5 就是那个帮你保命的工具。 它功能强、扩展性好，用起来特别顺手。 一上来，不废话，直接来段代码。