51 lines
1.6 KiB
TypeScript
51 lines
1.6 KiB
TypeScript
// Copyright 2016-2018, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import * as assert from "assert";
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export type MochaFunc = (err: Error) => void;
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// A helper function for wrapping some of the boilerplate goo necessary to interface between Mocha's asynchronous
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// testing and our TypeScript async tests.
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export function asyncTest(test: () => Promise<void>): (func: MochaFunc) => void {
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return (done: (err: any) => void) => {
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const go = async () => {
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let caught: Error | undefined;
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try {
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await test();
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}
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catch (err) {
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caught = err;
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}
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finally {
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done(caught);
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}
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};
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go();
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};
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}
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// A helper function for asynchronous tests that throw.
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export async function assertAsyncThrows(test: () => Promise<void>): Promise<string> {
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try {
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await test();
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}
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catch (err) {
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return err.message;
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}
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assert(false, "Function was expected to throw, but didn't");
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return "";
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}
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