[英]JUnit Mockito Test: zero interactions
I want to test this a List of Objects using Junit and Mockito.我想使用 Junit 和 Mockito 测试这个对象列表。
If the loop is formed so:如果形成循环,则:
List<Message> owner = new ArrayList<>();
for (int i = 0; i < messageStorage.getMessage(us.getName()).size(); i++) {
owner.add(new Message(us.getName() + " - " + messageStorage.getMessage(us.getName()).get(i).getText(),
messageStorage.getMessage(us.getName()).get(i).getTime()));
}
listOfMessages.addAll(owner);
The test in mockito works fine! mockito 中的测试工作正常!
@Test
public void onTheWallTest() {
when(clock.now()).thenReturn(parse("2014-12-03T10:15:30.00Z"));
User follows = new User("someFollower");
Mockito.when(userStorage.getUser(Matchers.anyString())).thenReturn(follows);
wall.onTheWall();
Mockito.verify(messageStorage).getMessage("someFollower");
}
When I use forEach/lambda in this way:当我以这种方式使用 forEach/lambda 时:
IntStream.range(0, owner.size())
.forEach(i ->
owner.add(new Message(us.getName() + " - " + messageStorage.getMessage(us.getName()).get(i).getText(),
messageStorage.getMessage(us.getName()).get(i).getTime()))
);
listOfMessages.addAll(owner);
The test fails with the response:测试失败,响应如下:
Wanted but not invoked:
messageStorage.getMessage("someFollower");
-> at app.command.WallTest.onTheWallTest(WallTest.java:47)
Actually, there were zero interactions with this mock.
I fixed so:我固定这样:
messageStorage.getMessage(us.getName())
.stream()
.map(item -> owner.add(
new Message(us.getName() + " - " + item.getText(), item.getTime())
));
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