我想在Return
中的.WillRepeatedly()
上触发一个动作并googlemock
进行操作。
有人知道怎么做吗? (正在编写一个将递增引用的参数并返回我想要的功能的函数,这是这里的唯一选择吗?)
这是我这样做的失败尝试:
EXPECT_CALL(parser, getTemplateFileName(_))
.WillRepeatedly(Invoke(parser.counter++), Return(TEMPLATE_NAME));
class TemplateParser: public Parser
{
public:
MOCK_METHOD1(getTemplateFileName, std::string(const string& name));
void incrementCounter()
{
++counter;
}
};
// ...
EXPECT_CALL(parser, getTemplateFileName(_))
.WillRepeatedly(Invoke(&parser, &TemplateParser::incrementCounter),
Return(TEMPLATE_NAME));
编辑:
因此,如kerrek所述,我已经尝试过:
EXPECT_CALL(parser, getTemplateFileName(_))
.WillRepeatedly(DoAll(
Invoke(&parser, &TemplateParser::incrementCounter),
Return(TEMPLATE_NAME)
)
);
但是我收到如下错误:
/opt/gmock-1.7.0/include/gmock/gmock-more-actions.h:80: instantiated from ‘Result testing::internal::InvokeMethodAction<Class, MethodPtr>::Perform(const ArgumentTuple&) const [with Result = void, ArgumentTuple = std::tuple<const std::string&>, Class = TemplateParser, MethodPtr = unsigned int (TemplateParser::*)()]’
/opt/gmock-1.7.0/include/gmock/gmock-actions.h:371: instantiated from ‘typename testing::internal::Function<F>::Result testing::PolymorphicAction<Impl>::MonomorphicImpl<F>::Perform(const typename testing::internal::Function<F>::ArgumentTuple&) [with F = void(const std::string&), Impl = testing::internal::InvokeMethodAction<TemplateParser, unsigned int (TemplateParser::*)()>]’
test/src/ParserTest.cpp:315: instantiated from here
/opt/gmock-1.7.0/include/gmock/gmock-generated-actions.h:83: error: too many arguments to function
/opt/gmock-1.7.0/include/gmock/gmock-generated-actions.h:83: error: return-statement with a value, in function returning 'void'
make: *** [test/obj/ParserTest.o] Error 1
最佳答案
您可以按照Kerrek在使用DoAll
的注释中建议的方式使用InvokeWithoutArgs
。
另一种选择是使用lambda创建一个自定义函数,以非常直接的方式执行这两个动作。
EXPECT_CALL(parser, getTemplateFileName(_))
.WillRepeatedly(InvokeWithoutArgs([&]()
{
parser.counter++;
return TEMPLATE_NAME;
});
关于c++ - 我可以退货并触发 Action 吗?会增加一个计数器。,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/33085450/