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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
  79b93f0c_ab2e_fd49_33e2_3913b338c4bb["default.test()"]
  0ac360e0_e941_c3d8_2684_a2a4281a5df1["_config.js"]
  79b93f0c_ab2e_fd49_33e2_3913b338c4bb -->|defined in| 0ac360e0_e941_c3d8_2684_a2a4281a5df1
  style 79b93f0c_ab2e_fd49_33e2_3913b338c4bb fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/svelte/tests/runtime-legacy/samples/transition-js-aborted-intro-outro/_config.js lines 8–30

	test({ assert, component, target, raf, logs }) {
		component.visible = true;
		const span = /** @type {HTMLSpanElement & { foo: number, bar: number }} */ (
			target.querySelector('span')
		);

		raf.tick(50);
		assert.equal(span.foo, 0.5);

		component.visible = false;
		assert.equal(span.foo, 0.5);

		raf.tick(75);
		assert.equal(span.foo, 0.75);
		assert.equal(span.bar, 0.75);

		component.visible = true;
		raf.tick(100);
		assert.equal(span.foo, 0.25);
		assert.equal(span.bar, 1);

		assert.deepEqual(logs, ['in', 'out', 'in']);
	}

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

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