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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
  6e25fc00_364a_1b03_e4e5_45bdcb0cb166["default.test()"]
  b40c49b3_4c39_bf11_3b81_4de1e90636bc["_config.js"]
  6e25fc00_364a_1b03_e4e5_45bdcb0cb166 -->|defined in| b40c49b3_4c39_bf11_3b81_4de1e90636bc
  style 6e25fc00_364a_1b03_e4e5_45bdcb0cb166 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/svelte/tests/runtime-legacy/samples/transition-js-each-block-intro/_config.js lines 10–39

	test({ assert, component, target, raf }) {
		let divs = /** @type {NodeListOf<HTMLDivElement & { foo: number }>} */ (
			target.querySelectorAll('div')
		);
		raf.tick(0);
		assert.equal(divs[0].foo, 0);
		assert.equal(divs[1].foo, 0);
		assert.equal(divs[2].foo, 0);

		raf.tick(50);
		assert.equal(divs[0].foo, 0.5);
		assert.equal(divs[1].foo, 0.5);
		assert.equal(divs[2].foo, 0.5);

		component.things = ['a', 'b', 'c', 'd'];
		divs = /** @type {NodeListOf<HTMLDivElement & { foo: number }>} */ (
			target.querySelectorAll('div')
		);
		raf.tick(50);
		assert.equal(divs[0].foo, 0.5);
		assert.equal(divs[1].foo, 0.5);
		assert.equal(divs[2].foo, 0.5);
		assert.equal(divs[3].foo, 0);

		raf.tick(75);
		assert.equal(divs[0].foo, 0.75);
		assert.equal(divs[1].foo, 0.75);
		assert.equal(divs[2].foo, 0.75);
		assert.equal(divs[3].foo, 0.25);
	}

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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-each-block-intro/_config.js.
Where is default.test() defined?
default.test() is defined in packages/svelte/tests/runtime-legacy/samples/transition-js-each-block-intro/_config.js at line 10.

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