How do I debug a “[object ErrorEvent] thrown” error in my Karma/Jasmine tests?

Question

I have several failing tests that only output [object ErrorEvent] thrown. I don\'t see anything in the console that helps me pinpoint the offending code. Is t

Answer 1

I had the same problem. One way this error happens is when you try to access anything null or undefined in template. Make sure you have safety checking on those variable.

For example this will throw [object: ErrorEvent] when config is undefined on component load.

template.html

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Do this instead

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