default.test() — svelte Function Reference

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

Function javascript BuildSystem QualityControl

Entity Profile

BuildSystem→ QualityControl→ default.test() — svelte Function Reference

Dependency Diagram

graph TD
  745a73cd_6178_a818_9b95_d579a9cddfea["default.test()"]
  21f54382_0175_096e_2d02_a29e948ee4bb["_config.js"]
  745a73cd_6178_a818_9b95_d579a9cddfea -->|defined in| 21f54382_0175_096e_2d02_a29e948ee4bb
  style 745a73cd_6178_a818_9b95_d579a9cddfea fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/svelte/tests/runtime-runes/samples/state-proxy-equality-mismatch/_config.js lines 9–40

	async test({ assert, target, warnings }) {
		const [btn1, btn2, btn3, btn4, btn5, btn6, clear] = target.querySelectorAll('button');

		flushSync(() => {
			btn1.click();
			btn2.click();
			btn3.click();
			btn4.click();
			btn5.click();
			btn6.click();
		});

		assert.deepEqual(warnings, [
			'Reactive `$state(...)` proxies and the values they proxy have different identities. Because of this, comparisons with `array.includes(...)` will produce unexpected results',
			'Reactive `$state(...)` proxies and the values they proxy have different identities. Because of this, comparisons with `array.indexOf(...)` will produce unexpected results',
			'Reactive `$state(...)` proxies and the values they proxy have different identities. Because of this, comparisons with `array.lastIndexOf(...)` will produce unexpected results'
		]);

		flushSync(() => clear.click());
		warnings.length = 0;

		flushSync(() => {
			btn1.click();
			btn2.click();
			btn3.click();
			btn4.click();
			btn5.click();
			btn6.click();
		});

		assert.deepEqual(warnings, []);
	}