Update --project/--solution descriptions for dotnet test (MTP) (#51371)

Co-authored-by: copilot-swe-agent[bot] <[email protected]>

Author: Youssef1313

src/Cli/dotnet/Commands/CliCommandStrings.resx

@@ -549,8 +549,9 @@ This is equivalent to deleting project.assets.json.</value>
   <data name="CmdPrereleaseDescription" xml:space="preserve">
     <value>Consider packages with prerelease versions when searching for newer packages. Requires the '--outdated' option.</value>
   </data>
-  <data name="CmdProjectDescription" xml:space="preserve">
-    <value>Defines the path of the project file to run (folder name or full path). If not specified, it defaults to the current directory.</value>
+  <data name="CmdProjectDescriptionFormat" xml:space="preserve">
+    <value>Defines the path of the project file to {0}. Use path to the project file, or path to the directory containing the project file. If not specified, it defaults to the current directory.</value>
+    <comment>{0} is the verb (e.g., "test", "run")</comment>
   </data>
   <data name="CmdProjectPathName" xml:space="preserve">
     <value>PROJECT_PATH</value>
@@ -594,11 +595,17 @@ If not specified the file will be generated inside the default 'TestResults' dir
     <value>SETTINGS_FILE</value>
   </data>
   <data name="CmdSolutionDescription" xml:space="preserve">
-    <value>Defines the path of the solution file to run. If not specified, it defaults to the current directory.</value>
+    <value>Defines the path of the solution file to test. Use path to the solution file, or path to the directory containing the solution file. If not specified, it defaults to the current directory.</value>
   </data>
   <data name="CmdSolutionPathName" xml:space="preserve">
     <value>SOLUTION_PATH</value>
   </data>
+  <data name="VerbRun" xml:space="preserve">
+    <value>run</value>
+  </data>
+  <data name="VerbTest" xml:space="preserve">
+    <value>test</value>
+  </data>
   <data name="CmdSourceOption" xml:space="preserve">
     <value>SOURCE</value>
   </data>
@@ -704,9 +711,6 @@ See https://aka.ms/dotnet-test/mtp for more information.</value>
     <value>Do not attempt to use launchSettings.json or [app].run.json to configure the application.</value>
     <comment>{Locked="launchSettings.json"}{Locked=".run.json"}</comment>
   </data>
-  <data name="CommandOptionProjectDescription" xml:space="preserve">
-    <value>The path to the project file to run (defaults to the current directory if there is only one project).</value>
-  </data>
   <data name="CommandOptionProjectHelpName" xml:space="preserve">
     <value>PROJECT_PATH</value>
   </data>

src/Cli/dotnet/Commands/Run/RunCommandParser.cs

@@ -19,7 +19,7 @@ internal static class RunCommandParser
 
     public static readonly Option<string> ProjectOption = new("--project")
     {
-        Description = CliCommandStrings.CommandOptionProjectDescription,
+        Description = string.Format(CliCommandStrings.CmdProjectDescriptionFormat, CliCommandStrings.VerbRun),
         HelpName = CliCommandStrings.CommandOptionProjectHelpName
     };
 

src/Cli/dotnet/Commands/Test/MTP/MicrosoftTestingPlatformOptions.cs

@@ -9,7 +9,7 @@ internal static class MicrosoftTestingPlatformOptions
 {
     public static readonly Option<string> ProjectOption = new("--project")
     {
-        Description = CliCommandStrings.CmdProjectDescription,
+        Description = string.Format(CliCommandStrings.CmdProjectDescriptionFormat, CliCommandStrings.VerbTest),
         HelpName = CliCommandStrings.CmdProjectPathName,
         Arity = ArgumentArity.ExactlyOne
     };