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default.test() — svelte Function Reference

Architecture documentation for the default.test() function in _config.js from the svelte codebase.

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Dependency Diagram

graph TD
  dedbef8a_469e_a205_de2a_930d0c25fe4e["default.test()"]
  a4163856_df85_bcfd_21a5_c08fb0849543["_config.js"]
  dedbef8a_469e_a205_de2a_930d0c25fe4e -->|defined in| a4163856_df85_bcfd_21a5_c08fb0849543
  style dedbef8a_469e_a205_de2a_930d0c25fe4e fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/svelte/tests/runtime-legacy/samples/event-handler-dynamic-invalid/_config.js lines 8–28

	async test({ assert, target, window }) {
		const [buttonUndef, buttonNull, buttonInvalid] = target.querySelectorAll('button');

		const event = new window.MouseEvent('click', { bubbles: true });
		let err = '';
		window.addEventListener('error', (e) => {
			e.preventDefault();
			err = e.message;
		});

		// All three should not throw if proper checking is done in runtime code
		await buttonUndef.dispatchEvent(event);
		assert.equal(err, '', err);

		await buttonNull.dispatchEvent(event);
		assert.equal(err, '', err);

		// TODO: Should this throw?
		// await buttonInvalid.dispatchEvent(event);
		// assert.equal(err, '', err);
	}

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Frequently Asked Questions

What does default.test() do?
default.test() is a function in the svelte codebase, defined in packages/svelte/tests/runtime-legacy/samples/event-handler-dynamic-invalid/_config.js.
Where is default.test() defined?
default.test() is defined in packages/svelte/tests/runtime-legacy/samples/event-handler-dynamic-invalid/_config.js at line 8.

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