default.test() — svelte Function Reference

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

Function javascript BuildSystem MessageProcessor calls 1

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

Dependency Diagram

graph TD
  d303142d_6b59_1b75_4f64_40de432628a7["default.test()"]
  f12ba047_94da_b808_a152_6597a63a08ae["_config.js"]
  d303142d_6b59_1b75_4f64_40de432628a7 -->|defined in| f12ba047_94da_b808_a152_6597a63a08ae
  5ba24a75_f9f7_4e1e_b3a5_abf5c2a5e5c4["promiseWithResolver()"]
  d303142d_6b59_1b75_4f64_40de432628a7 -->|calls| 5ba24a75_f9f7_4e1e_b3a5_abf5c2a5e5c4
  style d303142d_6b59_1b75_4f64_40de432628a7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/svelte/tests/runtime-runes/samples/await-pending-destroy/_config.js lines 19–94

	async test({ component, assert, logs }) {
		{
			// Set a promise on the component
			const { promise, resolve } = promiseWithResolver();
			component.promise = promise;
			// wait for rendering
			await Promise.resolve();
			// resolve promise
			resolve('ok');
			// And wait the end of the promise
			await promise;
			// {#await} and {:then} block must be rendered
			assert.deepEqual(logs, ['await', 'then:ok']);
		}

		// clear logs
		logs.length = 0;

		{
			// Set a promise on the component
			const { promise, reject } = promiseWithResolver();
			component.promise = promise;
			// wait for rendering
			await Promise.resolve();
			// reject promise
			reject('error');
			// And wait the end of the promise
			await promise.catch((ignore) => {});
			// {#await} and {:catch} block must be rendered
			assert.deepEqual(logs, ['await', 'catch:error']);
		}

		// clear logs
		logs.length = 0;

		{
			// Set a promise on the component
			const { promise, resolve } = promiseWithResolver();
			component.promise = promise;
			// wait for rendering
			await Promise.resolve();

			// remove the promise
			component.promise = null;
			await Promise.resolve();

			// resolve promise
			resolve('ok');
			// And wait the end of the promise
			await promise;
			// Only {#await} block must be rendered
			assert.deepEqual(logs, ['await']);
		}

		// clear logs
		logs.length = 0;

		{
			// Set a promise on the component
			const { promise, reject } = promiseWithResolver();
			component.promise = promise;
			// wait for rendering
			await tick();

			// remove the promise
			component.promise = null;
			await Promise.resolve();

			// reject promise
			reject('error');
			// And wait the end of the promise
			await promise.catch((ignore) => {});
			// Only {#await} block must be rendered
			assert.deepEqual(logs, ['await']);
		}
	}