assertj断言机制记录

据说Junit自带org.junit.Assert断言包功能不够完善，assert

Integer num1 = null;

Integer num2 =30;

// 断言空

assertThat(num1).isNull();

// 断言非空

assertThat(num2).isNotNull();

// 断言相等

assertThat(num2).isEqualTo(30);

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参考：https://blog.csdn.net/u011317250/article/details/53216540