svelte/test/runtime/samples/binding-input-text-deep-contextual/_config.js

export default {
	props: {
		items: [
			{ description: 'one' },
			{ description: 'two' },
			{ description: 'three' }
		]
	},

	html: `
		<div><input><p>one</p></div>
		<div><input><p>two</p></div>
		<div><input><p>three</p></div>
	`,

	ssrHtml: `
		<div><input value=one><p>one</p></div>
		<div><input value=two><p>two</p></div>
		<div><input value=three><p>three</p></div>
	`,

	async test({ assert, component, target, window }) {
		const inputs = [...target.querySelectorAll('input')];

		assert.equal(inputs[0].value, 'one');

		const event = new window.Event('input');

		inputs[1].value = 'four';
		await inputs[1].dispatchEvent(event);

		assert.htmlEqual(target.innerHTML, `
			<div><input><p>one</p></div>
			<div><input><p>four</p></div>
			<div><input><p>three</p></div>
		`);

		const items = component.items;
		items[2].description = 'five';

		component.items = items;
		assert.equal(inputs[2].value, 'five');
		assert.htmlEqual(target.innerHTML, `
			<div><input><p>one</p></div>
			<div><input><p>four</p></div>
			<div><input><p>five</p></div>
		`);
	}
};