Java Mockito:如何验证一个方法只被调用一次,而忽略对其他方法的调用的精确参数?
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Mockito: How to verify a method was called only once with exact parameters ignoring calls to other methods?
提问by Igor Mukhin
Using Mockito in Java how to verify a method was called only once with exact parameters ignoring calls to other methods?
在 Java 中使用 Mockito 如何验证一个方法只被调用一次,并使用精确参数忽略对其他方法的调用?
Sample code:
示例代码:
public class MockitoTest {
interface Foo {
void add(String str);
void clear();
}
@Test
public void testAddWasCalledOnceWith1IgnoringAllOtherInvocations() throws Exception {
// given
Foo foo = Mockito.mock(Foo.class);
// when
foo.add("1"); // call to verify
foo.add("2"); // !!! don't allow any other calls to add()
foo.clear(); // calls to other methods should be ignored
// then
Mockito.verify(foo, Mockito.times(1)).add("1");
// TODO: don't allow all other invocations with add()
// but ignore all other calls (i.e. the call to clear())
}
}
What should be done in the TODO: don't allow all other invocations with add()
section?
该TODO: don't allow all other invocations with add()
部分应该做什么?
Already unsuccessfully tried:
已经尝试不成功:
verifyNoMoreInteractions(foo);
verifyNoMoreInteractions(foo);
Nope. It does not allow calls to other methods like clear()
.
不。它不允许调用其他方法,例如clear()
.
verify(foo, times(0)).add(any());
verify(foo, times(0)).add(any());
Nope. It does not take into account that we allow one call to add("1")
.
不。它没有考虑到我们允许对 进行一次调用add("1")
。
采纳答案by hunter
Mockito.verify(foo, Mockito.times(1)).add("1");
Mockito.verify(foo, Mockito.times(1)).add(Mockito.anyString());
The first verify
checks the expected parametrized call and the second verify
checks that there was only one call to add
at all.
第一个verify
检查预期的参数化调用,第二个verify
检查是否只有一个调用add
。
回答by Travis Miller
The previous answer can be simplified even further.
前面的答案可以进一步简化。
Mockito.verify(foo).add("1");
Mockito.verify(foo).add(Mockito.anyString());
The single parameter verify
method is just an alias to the times(1)
implementation.
单参数verify
方法只是实现的别名times(1)
。