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to_throw

Method of AlephExpectation.

Overloads​

NameDescription
to_throw() -> voidRecords a failure unless the expected action throws.
to_throw(const Map options) -> voidRecords a failure unless the expected action throws.

to_throw() -> void​

Records a failure unless the expected action throws.

Returns​

Nothing. Failed expectations are collected in the active test result.

Example​


expect(fun[]() { throw(RuntimeError("boom")) }).to_throw()

to_throw(const Map options) -> void​

Records a failure unless the expected action throws.

Parameters​

  • options: Optional matcher options.
    • message (String): Custom failure message to record when the matcher fails.
    • stop (Bool): Stops collecting further expectations in the current test when this matcher fails.

Returns​

Nothing. Failed expectations are collected in the active test result.

Example​


expect(fun[]() { throw(RuntimeError("boom")) }).to_throw(["message": "expected an exception"])