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svelte/test/runtime/samples/await-without-catch/_config.js

46 lines
686 B

let fulfil;
let promise = new Promise(f => {
fulfil = f;
});
export default {
props: {
promise
},
html: `
<p>loading...</p>
`,
test({ assert, component, target }) {
fulfil(42);
return promise
.then(() => {
assert.htmlEqual(target.innerHTML, `
<p>loaded</p>
`);
let reject;
promise = new Promise((f, r) => {
reject = r;
});
component.promise = promise;
assert.htmlEqual(target.innerHTML, `
<p>loading...</p>
`);
reject(new Error('this error should be thrown'));
return promise;
})
.catch((err) => {
assert.equal(err.message, 'this error should be thrown');
assert.htmlEqual(target.innerHTML, '');
});
}
};