Appium source code analysis of dry goods app automated testing

Appium By Node.js To achieve HTTP service , It's not a new framework , Instead, it integrates the existing excellent framework , stay Selenium WebDriver agreement （JsonWireProtocol/Restful web service） The support of mobile terminal is added on the basis of , send Appium Meet a wide range of needs .
More detailed information is officially available Appium Structure description ：https://appium.io/docs/en/contributing-to-appium/appium-packages/

Appium principle

Different platforms （ Such as Android,iOS） Adopt different operation and interaction modes .Appium You can create and manage multiple WebDriver Session To interact with different platforms .
The following steps can compile and build Appium Source code ：

// clone appium  Source code git clone https://github.com/appium/appium.gitcd appium//  Installation project dependencies npm install//  compile npm run build//  function node .

Appium lib The directory contains the core code .

such as main.js Contained in the Appium Start statement for ：

async function logStartupInfo (parser, args) {  let welcome = `Welcome to Appium v${APPIUM_VER}`;    let appiumRev = await getGitRev();      if (appiumRev) {          welcome += ` (REV ${appiumRev})`;            }              logger.info(welcome);                              let showArgs = getNonD

It is amended as follows

                async function logStartupInfo (parser, args) {                  let welcome = `hello v${APPIUM_VER}`;                    let appiumRev = await getGitRev();                      if (appiumRev) {                          welcome += ` (REV ${appiumRev})`;                            }                              logger.info(welcome);                                                              let showArgs = getNonD

After compiling Appium Server Your startup log will change ：

It is worth noting that , Appium Itself does not contain any code about the test method , If you modify and customize the bottom layer , Please watch the following articles .
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