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junit5下assertThrows当不满足条件时才会抛出异常？

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不可掉头--麥子

#1 Created at ... [Delete] [Delete and Lock User] 
@Testvoid testNegative() {    assertThrows(IllegalArgumentException.class, () -> {        Factorial.fact(1);    });}

不可掉头--麥子

#2 Created at ... [Delete] [Delete and Lock User]

是测试时根本不会抛出任何异常，idea2021，junit5.7

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#3 Created at ... [Delete] [Delete and Lock User]

使用来测试 抛出的 异常 是不是 

IllegalArgumentException.class,
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