selenium-Remote WebDriver client


title: “Remote WebDriver client”
weight: 2

To run a remote WebDriver client, we first need to connect to the RemoteWebDriver.
We do this by pointing the URL to the address of the server running our tests.
In order to customize our configuration, we set desired capabilities.
Below is an example of instantiating a remote WebDriver object
pointing to our remote web server, www.example.com,
running our tests on Firefox.

{{< code-tab >}}
{{< code-panel language=“java” >}}
FirefoxOptions firefoxOptions = new FirefoxOptions();
WebDriver driver = new RemoteWebDriver(new URL(“http://www.example.com”), firefoxOptions);
driver.get(“http://www.google.com”);
driver.quit();
{{< / code-panel >}}
{{< code-panel language=“python” >}}
from selenium import webdriver

firefox_options = webdriver.FirefoxOptions()
driver = webdriver.Remote(
command_executor=‘http://www.example.com’,
options=firefox_options
)
driver.get(“http://www.google.com”)
driver.quit()
{{< / code-panel >}}
{{< code-panel language=“csharp” >}}
FirefoxOptions firefoxOptions = new FirefoxOptions();
IWebDriver driver = new RemoteWebDriver(new Uri(“http://www.example.com”), firefoxOptions);
driver.Navigate().GoToUrl(“http://www.google.com”);
driver.Quit();
{{< / code-panel >}}
{{< code-panel language=“ruby” >}}
require ‘selenium-webdriver’

driver = Selenium::WebDriver.for :remote, url: “http://www.example.com”, desired_capabilities: :firefox
driver.get “http://www.google.com
driver.close
{{< / code-panel >}}
{{< code-panel language=“javascript” >}}
const { Builder, Capabilities } = require(“selenium-webdriver”);
var capabilities = Capabilities.firefox();
(async function helloSelenium() {
let driver = new Builder()
.usingServer(“http://example.com”)
.withCapabilities(capabilities)
.build();
try {
await driver.get(‘http://www.google.com’);
} finally {
await driver.quit();
}
})();
{{< / code-panel >}}
{{< code-panel language=“kotlin” >}}
firefoxOptions = FirefoxOptions()
driver: WebDriver = new RemoteWebDriver(new URL(“http://www.example.com”), firefoxOptions)
driver.get(“http://www.google.com”)
driver.quit()
{{< / code-panel >}}
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To further customize our test configuration, we can add other desired capabilities.

Browser options

For example, suppose you wanted to run Chrome on Windows XP,
using Chrome version 67:

{{< code-tab >}}
{{< code-panel language=“java” >}}
ChromeOptions chromeOptions = new ChromeOptions();
chromeOptions.setCapability(“browserVersion”, “67”);
chromeOptions.setCapability(“platformName”, “Windows XP”);
WebDriver driver = new RemoteWebDriver(new URL(“http://www.example.com”), chromeOptions);
driver.get(“http://www.google.com”);
driver.quit();
{{< / code-panel >}}
{{< code-panel language=“python” >}}
from selenium import webdriver

chrome_options = webdriver.ChromeOptions()
chrome_options.set_capability(“browserVersion”, “67”)
chrome_options.set_capability(“platformName”, “Windows XP”)
driver = webdriver.Remote(
command_executor=‘http://www.example.com’,
options=chrome_options
)
driver.get(“http://www.google.com”)
driver.quit()
{{< / code-panel >}}
{{< code-panel language=“csharp” >}}
var chromeOptions = new ChromeOptions();
chromeOptions.BrowserVersion = “67”;
chromeOptions.PlatformName = “Windows XP”;
IWebDriver driver = new RemoteWebDriver(new Uri(“http://www.example.com”), chromeOptions);
driver.Navigate().GoToUrl(“http://www.google.com”);
driver.Quit();
{{< / code-panel >}}
{{< code-panel language=“ruby” >}}
caps = Selenium::WebDriver::Remote::Capabilities.chrome
caps.platform = Windows XP
caps.version = 67

driver = Selenium::WebDriver.for :remote, :url => “http://www.example.com”, :desired_capabilities => caps
{{< / code-panel >}}
{{< code-panel language=“javascript” >}}
const { Builder } = require(“selenium-webdriver”);
const chrome = require(“selenium-webdriver/chrome”);
let opts = new chrome.Options();
opts.setAcceptInsecureCerts(true);
opts.setBrowserVersion(‘67’);
opts.setPlatform(‘Windows XP’);
(async function helloSelenium() {
let driver = new Builder()
.usingServer(“http://example.com”)
.forBrowser(‘chrome’)
.setChromeOptions(opts)
.build();
try {
await driver.get(‘http://www.google.com’);
}
finally {
await driver.quit();
}
})();
{{< / code-panel >}}
{{< code-panel language=“kotlin” >}}
val chromeOptions = ChromeOptions()
chromeOptions.setCapability(“browserVersion”, “67”)
chromeOptions.setCapability(“platformName”, “Windows XP”)
val driver: WebDriver = new RemoteWebDriver(new URL(“http://www.example.com”), chromeOptions)
driver.get(“http://www.google.com”)
driver.quit()
{{< / code-panel >}}
{{< / code-tab >}}

Local file detector

The Local File Detector allows the transfer of files from the client
machine to the remote server. For example, if a test needs to upload a
file to a web application, a remote WebDriver can automatically transfer
the file from the local machine to the remote web server during
runtime. This allows the file to be uploaded from the remote machine
running the test. It is not enabled by default and can be enabled in
the following way:

{{< code-tab >}}
{{< code-panel language=“java” >}}
driver.setFileDetector(new LocalFileDetector());
{{< / code-panel >}}
{{< code-panel language=“python” >}}
from selenium.webdriver.remote.file_detector import LocalFileDetector

driver.file_detector = LocalFileDetector()
{{< / code-panel >}}
{{< code-panel language=“csharp” >}}
var allowsDetection = this.driver as IAllowsFileDetection;
if (allowsDetection != null)
{
allowsDetection.FileDetector = new LocalFileDetector();
}
{{< / code-panel >}}
{{< code-panel language=“ruby” >}}
@driver.file_detector = lambda do |args|

args => [“/path/to/file”]

str = args.first.to_s
str if File.exist?(str)
end
{{< / code-panel >}}
{{< code-panel language=“javascript” >}}
var remote = require(‘selenium-webdriver/remote’);
driver.setFileDetector(new remote.FileDetector);
{{< / code-panel >}}
{{< code-panel language=“kotlin” >}}
driver.fileDetector = LocalFileDetector()
{{< / code-panel >}}
{{< / code-tab >}}

Once the above code is defined, you can upload a file in your test in the following way:

{{< code-tab >}}
{{< code-panel language=“java” >}}
driver.get(“http://sso.dev.saucelabs.com/test/guinea-file-upload”);
WebElement upload = driver.findElement(By.id(“myfile”));
upload.sendKeys(“/Users/sso/the/local/path/to/darkbulb.jpg”);
{{< / code-panel >}}
{{< code-panel language=“python” >}}
driver.get(“http://sso.dev.saucelabs.com/test/guinea-file-upload”)

driver.find_element(By.ID, “myfile”).send_keys(“/Users/sso/the/local/path/to/darkbulb.jpg”)
{{< / code-panel >}}
{{< code-panel language=“csharp” >}}
driver.Navigate().GoToUrl(“http://sso.dev.saucelabs.com/test/guinea-file-upload”);
IWebElement upload = driver.FindElement(By.Id(“myfile”));
upload.SendKeys(@“/Users/sso/the/local/path/to/darkbulb.jpg”);
{{< / code-panel >}}
{{< code-panel language=“ruby” >}}
@driver.navigate.tohttp://sso.dev.saucelabs.com/test/guinea-file-upload
element = @driver.find_element(:id, ‘myfile’)
element.send_keys “/Users/sso/SauceLabs/sauce/hostess/maitred/maitred/public/images/darkbulb.jpg”
{{< / code-panel >}}
{{< code-panel language=“javascript” >}}
driver.get(“http://sso.dev.saucelabs.com/test/guinea-file-upload”);
var upload = driver.findElement(By.id(“myfile”));
upload.sendKeys(“/Users/sso/the/local/path/to/darkbulb.jpg”);
{{< / code-panel >}}
{{< code-panel language=“kotlin” >}}
driver.get(“http://sso.dev.saucelabs.com/test/guinea-file-upload”)
val upload: WebElement = driver.findElement(By.id(“myfile”))
upload.sendKeys(“/Users/sso/the/local/path/to/darkbulb.jpg”)
{{< / code-panel >}}
{{< / code-tab >}}

官方链接为:/documentation/webdriver/drivers/remote_webdriver/