/* * Copyright (c) 2021-2022 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. */ export const MemLevel = { MEM_LEVEL_MIN: 1, MEM_LEVEL_MAX: 9, MEM_LEVEL_DEFAULT: 8 }; export const ErrorCode = { ERROR_CODE_OK: 0, ERROR_CODE_ERRND: -1, }; export const CompressLevel = { COMPRESS_LEVEL_NO_COMPRESSION: 0, COMPRESS_LEVEL_BEST_SPEED: 1, COMPRESS_LEVEL_BEST_COMPRESSION: 9, COMPRESS_LEVEL_DEFAULT_COMPRESSION: -1 }; export const CompressStrategy = { COMPRESS_STRATEGY_DEFAULT_STRATEGY: 0, COMPRESS_STRATEGY_FILTERED: 1, COMPRESS_STRATEGY_HUFFMAN_ONLY: 2, COMPRESS_STRATEGY_RLE: 3, COMPRESS_STRATEGY_FIXED: 4 }; export function mockZlib() { const zlib = { ErrorCode, MemLevel, CompressLevel, CompressStrategy, Options: { level: CompressLevel, memLevel: MemLevel, strategy: CompressStrategy, }, zipFile(...args) { console.warn("zlib.zipFile interface mocked in the Previewer. How this interface works on the Previewer may be different from that on a real device.") return new Promise((resolve, reject) => { resolve() }) }, unzipFile(...args) { console.warn("zlib.unzipFile interface mocked in the Previewer. How this interface works on the Previewer may be different from that on a real device.") return new Promise((resolve, reject) => { resolve() }) } } return zlib; }