svelte/test/runtime/samples/context-api/_config.js

export default {
	html: `
		<div class="tabs">
			<div class="tab-list">
				<button class="selected">small</button>
				<button>large</button>
			</div>

			<h2>Small panel</h2>
		</div>
	`,

	async test({ assert, component, target, window }) {
		const click = new window.MouseEvent('click');
		let buttons = target.querySelectorAll('button');

		await buttons[1].dispatchEvent(click);

		assert.htmlEqual(target.innerHTML, `
			<div class="tabs">
				<div class="tab-list">
					<button class="">small</button>
					<button class="selected">large</button>
				</div>

				<h2>Large panel</h2>
			</div>
		`);

		component.show_medium = true;

		assert.htmlEqual(target.innerHTML, `
			<div class="tabs">
				<div class="tab-list">
					<button class="">small</button>
					<button>medium</button>
					<button class="selected">large</button>
				</div>

				<h2>Large panel</h2>
			</div>
		`);

		buttons = target.querySelectorAll('button');

		await buttons[1].dispatchEvent(click);

		assert.htmlEqual(target.innerHTML, `
			<div class="tabs">
				<div class="tab-list">
					<button class="">small</button>
					<button class="selected">medium</button>
					<button class="">large</button>
				</div>

				<h2>Medium panel</h2>
			</div>
		`);

		component.show_medium = false;

		assert.htmlEqual(target.innerHTML, `
			<div class="tabs">
				<div class="tab-list">
					<button class="">small</button>
					<button class="selected">large</button>
				</div>

				<h2>Large panel</h2>
			</div>
		`);
	}
};