dotnet/src/webdriver/Chrome/ChromeOptions.cs

// <copyright file="ChromeOptions.cs" company="Selenium Committers">
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//
//   http://www.apache.org/licenses/LICENSE-2.0
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using OpenQA.Selenium.Chromium;
using System;
using System.Globalization;

namespace OpenQA.Selenium.Chrome;

/// <summary>
/// Class to manage options specific to <see cref="ChromeDriver"/>
/// </summary>
/// <remarks>
/// Used with ChromeDriver.exe v17.0.963.0 and higher.
/// </remarks>
/// <example>
/// <code>
/// ChromeOptions options = new ChromeOptions();
/// options.AddExtensions("\path\to\extension.crx");
/// options.BinaryLocation = "\path\to\chrome";
/// </code>
/// <para></para>
/// <para>For use with ChromeDriver:</para>
/// <para></para>
/// <code>
/// ChromeDriver driver = new ChromeDriver(options);
/// </code>
/// <para></para>
/// <para>For use with RemoteWebDriver:</para>
/// <para></para>
/// <code>
/// RemoteWebDriver driver = new RemoteWebDriver(new Uri("http://localhost:4444/wd/hub"), options.ToCapabilities());
/// </code>
/// </example>
public class ChromeOptions : ChromiumOptions
{
    private const string ChromeOptionsCapabilityName = "chromeOptions";
    private const string BrowserNameValue = "chrome";

    /// <summary>
    /// Initializes a new instance of the <see cref="ChromeOptions"/> class.
    /// </summary>
    public ChromeOptions() : base()
    {
        this.BrowserName = BrowserNameValue;
    }

    /// <summary>
    /// Gets the vendor prefix to apply to Chromium-specific capability names.
    /// </summary>
    protected override string VendorPrefix => "goog";

    /// <summary>
    /// Gets the name of the capability used to store Chromium options in
    /// an <see cref="ICapabilities"/> object.
    /// </summary>
    public override string CapabilityName => string.Format(CultureInfo.InvariantCulture, "{0}:{1}", this.VendorPrefix, ChromeOptionsCapabilityName);

    /// <summary>
    /// Provides a means to add additional capabilities not yet added as type safe options
    /// for the Chrome driver.
    /// </summary>
    /// <param name="optionName">The name of the capability to add.</param>
    /// <param name="optionValue">The value of the capability to add.</param>
    /// <exception cref="ArgumentException">
    /// thrown when attempting to add a capability for which there is already a type safe option, or
    /// when <paramref name="optionName"/> is <see langword="null"/> or the empty string.
    /// </exception>
    /// <remarks>Calling <see cref="AddAdditionalChromeOption(string, object)"/>
    /// where <paramref name="optionName"/> has already been added will overwrite the
    /// existing value with the new value in <paramref name="optionValue"/>.
    /// Calling this method adds capabilities to the Chrome-specific options object passed to
    /// WebDriver executable (property name 'goog:chromeOptions').</remarks>
    public void AddAdditionalChromeOption(string optionName, object optionValue)
    {
        this.AddAdditionalChromiumOption(optionName, optionValue);
    }
}