react-native/IntegrationTests/PromiseTest.js

78 lines
2.0 KiB
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* @flow
*/
'use strict';
var React = require('react');
var ReactNative = require('react-native');
var { View } = ReactNative;
var { TestModule } = ReactNative.NativeModules;
class PromiseTest extends React.Component {
shouldResolve = false;
shouldReject = false;
shouldSucceedAsync = false;
shouldThrowAsync = false;
componentDidMount() {
Promise.all([
this.testShouldResolve(),
this.testShouldReject(),
this.testShouldSucceedAsync(),
this.testShouldThrowAsync(),
]).then(() => TestModule.markTestPassed(
// $FlowFixMe found when converting React.createClass to ES6
this.shouldResolve && this.shouldReject &&
// $FlowFixMe found when converting React.createClass to ES6
this.shouldSucceedAsync && this.shouldThrowAsync
));
}
testShouldResolve = () => {
return TestModule
.shouldResolve()
.then(() => this.shouldResolve = true)
.catch(() => this.shouldResolve = false);
};
testShouldReject = () => {
return TestModule
.shouldReject()
.then(() => this.shouldReject = false)
.catch(() => this.shouldReject = true);
};
testShouldSucceedAsync = async (): Promise<any> => {
try {
await TestModule.shouldResolve();
this.shouldSucceedAsync = true;
} catch (e) {
this.shouldSucceedAsync = false;
}
};
testShouldThrowAsync = async (): Promise<any> => {
try {
await TestModule.shouldReject();
this.shouldThrowAsync = false;
} catch (e) {
this.shouldThrowAsync = true;
}
};
render(): ReactElement<any> {
return <View />;
}
}
PromiseTest.displayName = 'PromiseTest';
module.exports = PromiseTest;