opentelemetry-js/experimental/packages/sdk-logs/test/test-utils.ts

45 lines
1.1 KiB
TypeScript

/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as assert from 'assert';
interface ErrorLikeConstructor {
new (): Error;
}
/**
* Node.js v8.x and browser compatible `assert.rejects`.
*/
export async function assertRejects(
actual: any,
expected: RegExp | ErrorLikeConstructor
) {
let rejected;
try {
if (typeof actual === 'function') {
await actual();
} else {
await actual;
}
} catch (err) {
rejected = true;
assert.throws(() => {
throw err;
}, expected);
}
assert.ok(rejected, 'Promise not rejected');
}