voluptasmollitia
Version:
Monorepo for the Firebase JavaScript SDK
34 lines (31 loc) • 1.12 kB
text/typescript
/**
* @license
* Copyright 2020 Google LLC
*
* 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
*
* http://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 { Condition } from 'selenium-webdriver';
/**
* A condition that looks for the presence of a specified function. This is
* used with WebDriver .wait() as a proxy for determining when the JS has
* finished loading in a page.
*/
export class JsLoadCondition extends Condition<boolean> {
constructor(globalValue: string) {
super(`Waiting for global value ${globalValue}`, driver => {
return driver.executeScript(
`return typeof ${globalValue} !== 'undefined';`
);
});
}
}