createTestCaseComponent.js

"use strict";

import React from "react-native";
import { DeviceEventEmitter, Text, View } from "react-native";

const NativeCodePush = React.NativeModules.CodePush;
// RCTTestModule is not implemented yet for RN Android.
const RCTTestModule = React.NativeModules.TestModule || {};

function createTestCaseComponent(displayName, description, setUp, runTest, passAfterRun = true) {     
  let TestCaseComponent = React.createClass({
    propTypes: {
      shouldThrow: React.PropTypes.bool,
      waitOneFrame: React.PropTypes.bool,
    },
    getInitialState() {
      return {
        done: false,
      };
    },
    async componentDidMount() {
      try {
        await setUp();
        await runTest();
        if (passAfterRun) {
          this.setState({done: true}, RCTTestModule.markTestCompleted);
        }
      } catch (err) {
        console.error(err);
        throw err;
      }
    },
    render() {
      return (
        <View style={{backgroundColor: "white", padding: 40}}>
          <Text>
            {this.state.done ? "Test Passed!" : "Testing..."}
          </Text>
        </View>
      );
    }
  });
  
  TestCaseComponent.displayName = displayName;
  TestCaseComponent.description = description;
  
  return TestCaseComponent;
}

export default createTestCaseComponent;