RegressionTest.Runner

Exposes a bunch of methods to run tests based on generated test data.

Definition

type alias UpdateFunctionTestData =

{ initialModel : String

, messages : List String

, expectedOutput : String

}

Test data to test a update function

Test a program

sandboxUpdate :

{ modelDecoder : Decoder model

, messageDecoder : Decoder msg

, update : msg -> model -> model

}

-> List UpdateFunctionTestData

-> Test

Test the update function of a sandbox program, following the form msg -> model -> model, then compare the results to the saved results.

update :

{ modelDecoder : Decoder model

, messageDecoder : Decoder msg

, update : msg -> model -> ( model, Cmd msg )

}

-> List UpdateFunctionTestData

-> Test

Test a regular update function, following the form msg -> model -> (model, Cmd msg), then compare the results to the saved results. The command part is not tested, only the model is kept.

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