default.test() — svelte Function Reference

Source Code

packages/svelte/tests/runtime-legacy/samples/binding-input-text-deep-computed-dynamic/_config.js lines 22–73

	test({ assert, component, target, window }) {
		const input = target.querySelector('input');
		ok(input);
		const event = new window.Event('input');

		assert.equal(input.value, 'b');

		// edit bar
		input.value = 'e';
		input.dispatchEvent(event);
		flushSync();

		assert.htmlEqual(
			target.innerHTML,
			`
			<input>
			<pre>{"foo":"a","bar":"e","baz":"c"}</pre>
		`
		);

		// edit baz
		component.prop = 'baz';
		assert.equal(input.value, 'c');

		input.value = 'f';
		input.dispatchEvent(event);
		flushSync();

		assert.htmlEqual(
			target.innerHTML,
			`
			<input>
			<pre>{"foo":"a","bar":"e","baz":"f"}</pre>
		`
		);

		// edit foo
		component.prop = 'foo';
		assert.equal(input.value, 'a');

		input.value = 'd';
		input.dispatchEvent(event);
		flushSync();

		assert.htmlEqual(
			target.innerHTML,
			`
			<input>
			<pre>{"foo":"d","bar":"e","baz":"f"}</pre>
		`
		);
	}