playwright-core
Version:
A high-level API to automate web browsers
172 lines • 6.43 kB
JavaScript
"use strict";
/**
* Copyright Microsoft Corporation. All rights reserved.
*
* 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.
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.AdbBackend = void 0;
const assert_1 = __importDefault(require("assert"));
const debug_1 = __importDefault(require("debug"));
const net = __importStar(require("net"));
const events_1 = require("events");
class AdbBackend {
async devices() {
const result = await runCommand('host:devices');
const lines = result.toString().trim().split('\n');
return lines.map(line => {
const [serial, status] = line.trim().split('\t');
return new AdbDevice(serial, status);
});
}
}
exports.AdbBackend = AdbBackend;
class AdbDevice {
constructor(serial, status) {
this.serial = serial;
this.status = status;
}
async init() {
}
async close() {
}
runCommand(command) {
return runCommand(command, this.serial);
}
async open(command) {
const result = await open(command, this.serial);
result.becomeSocket();
return result;
}
}
async function runCommand(command, serial) {
debug_1.default('pw:adb:runCommand')(command, serial);
const socket = new BufferedSocketWrapper(command, net.createConnection({ port: 5037 }));
if (serial) {
await socket.write(encodeMessage(`host:transport:${serial}`));
const status = await socket.read(4);
assert_1.default(status.toString() === 'OKAY', status.toString());
}
await socket.write(encodeMessage(command));
const status = await socket.read(4);
assert_1.default(status.toString() === 'OKAY', status.toString());
let commandOutput;
if (!command.startsWith('shell:')) {
const remainingLength = parseInt((await socket.read(4)).toString(), 16);
commandOutput = await socket.read(remainingLength);
}
else {
commandOutput = await socket.readAll();
}
await socket.close();
return commandOutput;
}
async function open(command, serial) {
const socket = new BufferedSocketWrapper(command, net.createConnection({ port: 5037 }));
if (serial) {
await socket.write(encodeMessage(`host:transport:${serial}`));
const status = await socket.read(4);
assert_1.default(status.toString() === 'OKAY', status.toString());
}
await socket.write(encodeMessage(command));
const status = await socket.read(4);
assert_1.default(status.toString() === 'OKAY', status.toString());
return socket;
}
function encodeMessage(message) {
let lenHex = (message.length).toString(16);
lenHex = '0'.repeat(4 - lenHex.length) + lenHex;
return Buffer.from(lenHex + message);
}
class BufferedSocketWrapper extends events_1.EventEmitter {
constructor(command, socket) {
super();
this._buffer = Buffer.from([]);
this._isSocket = false;
this._isClosed = false;
this._command = command;
this._socket = socket;
this._connectPromise = new Promise(f => this._socket.on('connect', f));
this._socket.on('data', data => {
debug_1.default('pw:adb:data')(data.toString());
if (this._isSocket) {
this.emit('data', data);
return;
}
this._buffer = Buffer.concat([this._buffer, data]);
if (this._notifyReader)
this._notifyReader();
});
this._socket.on('close', () => {
this._isClosed = true;
if (this._notifyReader)
this._notifyReader();
this.close();
this.emit('close');
});
this._socket.on('error', error => this.emit('error', error));
}
async write(data) {
debug_1.default('pw:adb:send')(data.toString().substring(0, 100) + '...');
await this._connectPromise;
await new Promise(f => this._socket.write(data, f));
}
async close() {
if (this._isClosed)
return;
debug_1.default('pw:adb')('Close ' + this._command);
this._socket.destroy();
}
async read(length) {
await this._connectPromise;
assert_1.default(!this._isSocket, 'Can not read by length in socket mode');
while (this._buffer.length < length)
await new Promise(f => this._notifyReader = f);
const result = this._buffer.slice(0, length);
this._buffer = this._buffer.slice(length);
debug_1.default('pw:adb:recv')(result.toString().substring(0, 100) + '...');
return result;
}
async readAll() {
while (!this._isClosed)
await new Promise(f => this._notifyReader = f);
return this._buffer;
}
becomeSocket() {
assert_1.default(!this._buffer.length);
this._isSocket = true;
}
}
//# sourceMappingURL=backendAdb.js.map