Enable DiskSpdExecutor to run read-only diskspd workloads on raw physical disks

src/VirtualClient/VirtualClient.Actions.FunctionalTests/TestDependencies.cs

@@ -4,6 +4,7 @@
 namespace VirtualClient.Actions
 {
     using System;
+    using System.Collections.Generic;
     using System.IO;
     using System.Reflection;
     using Microsoft.Extensions.DependencyInjection;
@@ -39,13 +40,44 @@ static TestDependencies()
         /// <summary>
         /// Creates a <see cref="ProfileExecutor"/> for the workload profile provided (e.g. PERF-IO-FIO-STRESS.json).
         /// </summary>
-        public static ProfileExecutor CreateProfileExecutor(string profile, IServiceCollection dependencies, bool dependenciesOnly = false)
+        /// <param name="profile">The name of the workload profile file (e.g. PERF-IO-DISKSPD.json).</param>
+        /// <param name="dependencies">Service dependencies required by the profile executor.</param>
+        /// <param name="dependenciesOnly">True to execute only profile dependencies, not actions.</param>
+        /// <param name="parameterOverrides">
+        /// Optional parameter overrides applied to every non-disk-fill action in the profile after inlining
+        /// (e.g. <c>new Dictionary&lt;string, IConvertible&gt; {{ "DiskFilter", "DiskIndex:6,7" }}</c>).
+        /// Useful for testing scenarios that would normally be driven by CLI <c>--parameters</c>.
+        /// </param>
+        public static ProfileExecutor CreateProfileExecutor(
+            string profile,
+            IServiceCollection dependencies,
+            bool dependenciesOnly = false,
+            IDictionary<string, IConvertible> parameterOverrides = null)
         {
             ExecutionProfile workloadProfile = ExecutionProfile.ReadProfileAsync(Path.Combine(TestDependencies.ProfileDirectory, profile))
                 .GetAwaiter().GetResult();
 
             workloadProfile.Inline();
 
+            if (parameterOverrides?.Count > 0)
+            {
+                foreach (ExecutionProfileElement action in workloadProfile.Actions)
+                {
+                    // Do not apply overrides to disk-fill actions — DiskFill is incompatible with
+                    // DiskIndex: targeting and would fail validation if both are set.
+                    bool isDiskFill = action.Parameters.TryGetValue("DiskFill", out IConvertible df)
+                        && bool.TryParse(df?.ToString(), out bool dfValue) && dfValue;
+
+                    if (!isDiskFill)
+                    {
+                        foreach (KeyValuePair<string, IConvertible> kvp in parameterOverrides)
+                        {
+                            action.Parameters[kvp.Key] = kvp.Value;
+                        }
+                    }
+                }
+            }
+
             ComponentSettings settings = new ComponentSettings
             {
                 ExitWait = TimeSpan.Zero