third_party_jsframework/runtime/main/extend/systemplugin/napi/environment.js

/*
 * Copyright (C) 2021 Huawei Device Co., Ltd.
 * 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 { paramMock } from "../utils"

export function mockEnvironment() {
  const environment = {
    getStorageDataDir: function (...args) {
      console.warn("environment.getStorageDataDir interface mocked in the Previewer. How this interface works on the" +
        " Previewer may be different from that on a real device.")
      const len = args.length
      if (typeof args[len - 1] === 'function') {
        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramStringMock)
      } else {
        return new Promise((resolve, reject) => {
          resolve(paramMock.paramStringMock);
        })
      }
    },
    getUserDataDir: function (...args) {
      console.warn("environment.getUserDataDir interface mocked in the Previewer. How this interface works on the" +
        " Previewer may be different from that on a real device.")
      const len = args.length
      if (typeof args[len - 1] === 'function') {
        args[len - 1].call(this, paramMock.businessErrorMock, paramMock.paramStringMock)
      } else {
        return new Promise((resolve, reject) => {
          resolve(paramMock.paramStringMock);
        })
      }
    }
  }
  return environment;
}