[dotnet] Enabling drivers to set log to console.

dotnet/src/webdriver/DriverService.cs

@@ -151,6 +151,13 @@ public int ProcessId
     /// </summary>
     public string? DriverServicePath { get; set; }
 
+    /// <summary>
+    /// Gets or sets a value indicating whether the driver process console output should be logged
+    /// to the console. Defaults to <see langword="false"/>, meaning console output from the
+    /// driver will be suppressed.
+    /// </summary>
+    public bool LogToConsole { get; set; }
+
     /// <summary>
     /// Gets the command-line arguments for the driver service.
     /// </summary>
@@ -243,6 +250,12 @@ public void Start()
         this.driverServiceProcess.StartInfo.UseShellExecute = false;
         this.driverServiceProcess.StartInfo.CreateNoWindow = this.HideCommandPromptWindow;
 
+        if (!this.LogToConsole)
+        {
+            this.driverServiceProcess.StartInfo.RedirectStandardOutput = true;
+            this.driverServiceProcess.StartInfo.RedirectStandardError = true;
+        }
+
         DriverProcessStartingEventArgs eventArgs = new DriverProcessStartingEventArgs(this.driverServiceProcess.StartInfo);
         this.OnDriverProcessStarting(eventArgs);
 

dotnet/src/webdriver/Firefox/FirefoxDriverService.cs

@@ -213,9 +213,13 @@ protected override void OnDriverProcessStarting(DriverProcessStartingEventArgs e
             // Initialize the log writer
             logWriter = new StreamWriter(this.LogPath, append: true) { AutoFlush = true };
 
-            // Configure process to redirect output
-            eventArgs.DriverServiceProcessStartInfo.RedirectStandardOutput = true;
-            eventArgs.DriverServiceProcessStartInfo.RedirectStandardError = true;
+            // LogToConsole and LogPath are mutually exclusive. LogPath takes precedence.
+            if (this.LogToConsole)
+            {
+                this.LogToConsole = false;
+                eventArgs.DriverServiceProcessStartInfo.RedirectStandardOutput = true;
+                eventArgs.DriverServiceProcessStartInfo.RedirectStandardError = true;
+            }
         }
 
         base.OnDriverProcessStarting(eventArgs);