svelte/test/runtime/samples/binding-input-group-each-3/_config.js

const values = [
	{ name: 'Alpha' },
	{ name: 'Beta' },
	{ name: 'Gamma' }
];

const selected_array = [
	[values[1]],
	[],
	[values[2]],
];

export default {
	props: {
		values,
		selected_array,
	},

	html: `
		<div>
			<label>
				<input type="checkbox" value="[object Object]"> Alpha
			</label>

			<label>
				<input type="checkbox" value="[object Object]"> Beta
			</label>

			<label>
				<input type="checkbox" value="[object Object]"> Gamma
			</label>

			<p>Beta</p>
		</div>
		<div>
			<label>
				<input type="checkbox" value="[object Object]"> Alpha
			</label>

			<label>
				<input type="checkbox" value="[object Object]"> Beta
			</label>

			<label>
				<input type="checkbox" value="[object Object]"> Gamma
			</label>

			<p></p>
		</div>
		<div>
			<label>
				<input type="checkbox" value="[object Object]"> Alpha
			</label>

			<label>
				<input type="checkbox" value="[object Object]"> Beta
			</label>

			<label>
				<input type="checkbox" value="[object Object]"> Gamma
			</label>

			<p>Gamma</p>
		</div>
	`,

	async test({ assert, component, target, window }) {
		const inputs = target.querySelectorAll('input');
		assert.equal(inputs[0].checked, false);
		assert.equal(inputs[1].checked, true);
		assert.equal(inputs[2].checked, false);
		assert.equal(inputs[3].checked, false);
		assert.equal(inputs[4].checked, false);
		assert.equal(inputs[5].checked, false);
		assert.equal(inputs[6].checked, false);
		assert.equal(inputs[7].checked, false);
		assert.equal(inputs[8].checked, true);

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

		inputs[0].checked = true;
		await inputs[0].dispatchEvent(event);

		assert.htmlEqual(target.innerHTML, `
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Alpha, Beta</p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p></p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Gamma</p>
			</div>
		`);
		inputs[3].checked = true;
		await inputs[3].dispatchEvent(event);

		assert.htmlEqual(target.innerHTML, `
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Alpha, Beta</p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Alpha</p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Gamma</p>
			</div>
		`);

		inputs[8].checked = false;
		await inputs[8].dispatchEvent(event);

		assert.htmlEqual(target.innerHTML, `
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Alpha, Beta</p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Alpha</p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p></p>
			</div>
		`);

		component.selected_array = [[values[1], values[2]], [values[2]]];

		assert.equal(inputs[0].checked, false);
		assert.equal(inputs[1].checked, true);
		assert.equal(inputs[2].checked, true);
		assert.equal(inputs[3].checked, false);
		assert.equal(inputs[4].checked, false);
		assert.equal(inputs[5].checked, true);

		assert.htmlEqual(target.innerHTML, `
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Beta, Gamma</p>
			</div>
			<div>
				<label>
					<input type="checkbox" value="[object Object]"> Alpha
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Beta
				</label>

				<label>
					<input type="checkbox" value="[object Object]"> Gamma
				</label>

				<p>Gamma</p>
			</div>
		`);
	}
};