Fixed a regex matching bug. (#217)

* fixed a regex matching bug

* working dir

---------

Co-authored-by: Yang Pan <[email protected]>

Author: LiYueqian-James

src/VirtualClient/VirtualClient.TestExtensions/DependencyFixtureExtensions.cs

@@ -91,7 +91,10 @@ public static bool CommandsExecuted(this InMemoryProcessManager processManager,
                 // expression. If this does not resolve a match, we use the regular expression. This enables developers to
                 // use either exact matches or regular expression matches as they see fit.
                 IProcessProxy matchingProcess = processManager.Processes.FirstOrDefault(
-                    proc => (proc.FullCommand() == command || Regex.IsMatch(proc.FullCommand(), command, RegexOptions.IgnoreCase))
+                    proc => (proc.FullCommand() == command));
+
+                matchingProcess ??= processManager.Processes.FirstOrDefault(
+                    proc => Regex.IsMatch(proc.FullCommand(), command, RegexOptions.IgnoreCase) 
                     && !processesConfirmed.Any(otherProc => object.ReferenceEquals(proc, otherProc)));
 
                 if (matchingProcess == null)
@@ -119,6 +122,10 @@ public static bool CommandsExecutedInWorkingDirectory(this InMemoryProcessManage
             foreach (string command in commands)
             {
                 IProcessProxy matchingProcess = processManager.Processes.FirstOrDefault(
+                    proc => (proc.FullCommand() == command 
+                    && proc.StartInfo.WorkingDirectory == workingDir));
+
+                matchingProcess ??= processManager.Processes.FirstOrDefault(
                     proc => Regex.IsMatch(proc.FullCommand(), command, RegexOptions.IgnoreCase)
                     && proc.StartInfo.WorkingDirectory == workingDir
                     && !processesConfirmed.Any(otherProc => object.ReferenceEquals(proc, otherProc)));