what if you need only a subpart of the package to be mocked ?
On Thursday, August 1, 2019 at 5:29:30 PM UTC+3, Robert Engels wrote:
>
> That brings up an interesting idea. A ‘package replace’ during compile. So
> you request that the os package is replaced by osmock etc.
>
> This would allow easy general reuse mocking frameworks without changing
> the stdlib and all user code.
>
> On Aug 1, 2019, at 8:38 AM, kyle...@sezzle.com <javascript:> wrote:
>
> You'll want to check out `gomock` and `mockgen`. You'll need to write an
> interface to be able to mock, so you may need to write a receiver struct to
> encapsulate os.Hostname() or whatever you need to mock, then mock your
> HostnameGetter (surely a better name than that), maybe?
>
> type OsClient struct {}
>
> (o *OsClient) GetHostname() (string, error) { return os.Hostname() }
>
> type HostnameGetter interface { GetHostname() (string, error)}
>
>
>
> Here is repo w/ documentation: https://github.com/golang/mock
>
> And here are a couple other nice introductions:
> - https://blog.codecentric.de/en/2017/08/gomock-tutorial/
> - https://www.philosophicalhacker.com/post/getting-started-with-gomock/
>
> On Thursday, August 1, 2019 at 7:09:54 AM UTC-5, Nitish Saboo wrote:
>>
>> Hi,
>>
>> How can we mock a function in Go like os.Hostname() or os.Getwd() ?
>> Any framework or Library that we can use for mocking the function calls ?
>>
>> Thanks,
>> Nitish
>>
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