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Discussion on: XState: Why I Love Invoked Callbacks

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Replies for: Hey Matt, replacing ALL the services with invoked callbacks (even a simple fetch that returns a promise) has only one "weak" point: testing. If I'm...

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Matt Pocock •

You can mock invoked callbacks in exactly the same way as with services! Use a named service and then mock it in the same way.

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Matt Pocock •

See the 'Event Listeners' example

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Stefano Magni •

My bad, sorry 🙏 thanks Matt!