本文介绍了如何在java中模拟单个方法的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
是否可以模拟Java类的单个方法?
Is it possible to Mock a single method of a Java class?
例如:
class A { long method1(); String method2(); int method3(); } // in some other class class B { void someMethod(A a) { // how would I mock A.method1(...) such that a.method1() returns a value of my // choosing; // whilst leaving a.method2() and a.method3() untouched. } }推荐答案
使用 Mockito的间谍机制:
A a = new A(); A aSpy = Mockito.spy(a); Mockito.when(aSpy.method1()).thenReturn(5l);使用spy会为任何非存根的方法调用包装对象的默认行为。
The use of a spy calls the default behavior of the wrapped object for any method that is not stubbed.
Mockito.spy() / @ Spy
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如何在java中模拟单个方法
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