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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
  a7ed6463_5812_f060_e3f8_edebad48fe9d["default.test()"]
  4f7d02ce_6186_5d3b_de47_1d8ff1301a69["_config.js"]
  a7ed6463_5812_f060_e3f8_edebad48fe9d -->|defined in| 4f7d02ce_6186_5d3b_de47_1d8ff1301a69
  style a7ed6463_5812_f060_e3f8_edebad48fe9d fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/svelte/tests/runtime-legacy/samples/transition-js-each-else-block-intro-outro/_config.js lines 8–61

	test({ assert, component, target, raf }) {
		component.things = [];
		let div = /** @type {HTMLDivElement & { foo: number, bar: number }} */ (
			target.querySelector('div')
		);

		raf.tick(0);
		assert.equal(div.foo, 0);

		raf.tick(200);
		assert.equal(div.foo, 0.5);

		raf.tick(300);
		assert.equal(div.foo, 0.75);

		raf.tick(400);
		assert.equal(div.foo, 1);

		raf.tick(600);
		component.things = ['a', 'b', 'c'];

		raf.tick(700);
		assert.equal(div.foo, 1);
		assert.equal(div.bar, 0.75);

		raf.tick(800);
		assert.equal(div.foo, 1);
		assert.equal(div.bar, 0.5);

		raf.tick(900);
		assert.equal(div.foo, 1);
		assert.equal(div.bar, 0.25);

		// test outro before intro complete
		raf.tick(1000);
		component.things = [];
		div = /** @type {HTMLDivElement & { foo: number, bar: number }} */ (
			target.querySelector('div')
		);

		raf.tick(1200);
		assert.equal(div.foo, 0.5);

		component.things = ['a', 'b', 'c'];
		raf.tick(1300);
		assert.equal(div.foo, 0.75);
		assert.equal(div.bar, 0.75);

		raf.tick(1400);
		assert.equal(div.foo, 1);
		assert.equal(div.bar, 0.5);

		raf.tick(2000);
	}

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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-else-block-intro-outro/_config.js.
Where is default.test() defined?
default.test() is defined in packages/svelte/tests/runtime-legacy/samples/transition-js-each-else-block-intro-outro/_config.js at line 8.

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