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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
  dc65d4df_ebfd_70e5_c804_0c2dbf9207a1["default.test()"]
  66466430_8a84_be18_4afb_c78bcc3fbae0["_config.js"]
  dc65d4df_ebfd_70e5_c804_0c2dbf9207a1 -->|defined in| 66466430_8a84_be18_4afb_c78bcc3fbae0
  style dc65d4df_ebfd_70e5_c804_0c2dbf9207a1 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/svelte/tests/runtime-legacy/samples/transition-js-local-nested-each-keyed/_config.js lines 8–36

	test({ assert, component, target, raf }) {
		component.x = true;

		const div1 = /** @type {HTMLDivElement & { foo: number }} */ (target.querySelector('div'));

		raf.tick(0);
		assert.equal(div1.foo, undefined);

		raf.tick(100);
		assert.equal(div1.foo, undefined);

		component.things = ['a', 'b'];
		assert.htmlEqual(target.innerHTML, '<div></div><div></div>');

		const div2 = /** @type {HTMLDivElement & { foo: number }} */ (
			target.querySelector('div:last-child')
		);

		raf.tick(100);
		assert.equal(div1.foo, undefined);
		assert.equal(div2.foo, 0);

		raf.tick(200);
		assert.equal(div1.foo, undefined);
		assert.equal(div2.foo, 1);

		component.x = false;
		assert.htmlEqual(target.innerHTML, '');
	}

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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/transition-js-local-nested-each-keyed/_config.js.
Where is default.test() defined?
default.test() is defined in packages/svelte/tests/runtime-legacy/samples/transition-js-local-nested-each-keyed/_config.js at line 8.

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