default.test() — svelte Function Reference

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

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

Dependency Diagram

graph TD
  6b7d01dd_3740_4575_bfc0_7bb306a8f411["default.test()"]
  3c1dd892_192f_b9b9_7261_29cc44aa253b["_config.js"]
  6b7d01dd_3740_4575_bfc0_7bb306a8f411 -->|defined in| 3c1dd892_192f_b9b9_7261_29cc44aa253b
  style 6b7d01dd_3740_4575_bfc0_7bb306a8f411 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/svelte/tests/runtime-runes/samples/snippet-complicated-defaults/_config.js lines 5–36

	async test({ assert, target }) {
		/** @type {HTMLButtonElement | null} */
		const increment = target.querySelector('#increment');
		/** @type {HTMLButtonElement | null} */
		const change_ref = target.querySelector('#change-ref');
		/** @type {HTMLParagraphElement | null} */
		const count = target.querySelector('#count');
		/** @type {HTMLParagraphElement | null} */
		const fallback_count = target.querySelector('#fallback-count');

		assert.htmlEqual(count?.innerHTML ?? '', 'Count: 0');
		assert.htmlEqual(fallback_count?.innerHTML ?? '', 'Fallback count: 0');

		increment?.click();
		flushSync();
		assert.htmlEqual(count?.innerHTML ?? '', 'Count: 1');
		assert.htmlEqual(fallback_count?.innerHTML ?? '', 'Fallback count: 0');

		change_ref?.click();
		flushSync();
		increment?.click();
		flushSync();
		assert.htmlEqual(count?.innerHTML ?? '', 'Count: 1');
		assert.htmlEqual(fallback_count?.innerHTML ?? '', 'Fallback count: 1');

		change_ref?.click();
		flushSync();
		increment?.click();
		flushSync();
		assert.htmlEqual(count?.innerHTML ?? '', 'Count: 2');
		assert.htmlEqual(fallback_count?.innerHTML ?? '', 'Fallback count: 1');
	}