Integration tests

aliak something at
Mon Apr 20 20:19:49 UTC 2020

On Friday, 17 April 2020 at 16:56:57 UTC, Russel Winder wrote:
> Hi,
> Thinking of trying to do the next project in D rather than 
> Rust, but…
> Rust has built in unit testing on a module basis. D has this so 
> no problem.
> Rust allows for integration tests in the tests directory of a 
> project. These are automatically build and run along with all 
> unit tests as part of "cargo test".
> Does D have any integrated support for integration tests in the 
> way
> Rust does?

D does not recognise any special testing directories afaik. But 
you'll get the same affect as in rust if you have your 
integration tests in a file that is not the modules you are 
testing and run it after building the main library - or during 

With Dub it's quite easy to set up, you can see the optional 
package as an example [0]. There's a tests directory that does 
not have access to the optional package's internals. There's also 
a unittest-compat configuration in dub.json that tests the 
package alongside vibed (another d package)

For auto mocking, the only thing I've see that provides some 
functionality is the unit-threaded package. But I've never tried 


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