utils: collect more build times

Add time collection for the test execution. This will allow us to
immediately see in the summary the time expenditure.

Author: compnerd

utils/build.ps1

@@ -529,7 +529,7 @@ function Invoke-BuildStep([string] $Name) {
   & $Name @Args
 
   if ($Summary) {
-    Add-TimingData $BuildStepArch $BuildStepPlatform ($Name -replace "Build-","") $Stopwatch.Elapsed
+    Add-TimingData $BuildStepArch $BuildStepPlatform $Name $Stopwatch.Elapsed
   }
   if ($Name.Replace("Build-", "") -eq $BuildTo) {
     exit 0
@@ -3287,21 +3287,23 @@ if (-not $IsCrossCompiling) {
       "-TestLLVM" = $Test -contains "llvm";
       "-TestSwift" = $Test -contains "swift";
     }
+    # FIXME(compnerd) this involves fixing the specialised argument handling in
+    # `Invoke-BuildStep` to deal with the additional boolean parameters.
     Build-Compilers $HostArch @Tests
   }
 
-  if ($Test -contains "dispatch") { Test-Dispatch }
-  if ($Test -contains "foundation") { Test-Foundation }
-  if ($Test -contains "xctest") { Test-XCTest }
-  if ($Test -contains "testing") { Test-Testing }
-  if ($Test -contains "llbuild") { Test-LLBuild }
-  if ($Test -contains "swiftpm") { Test-PackageManager }
-  if ($Test -contains "swift-format") { Test-Format }
-  if ($Test -contains "sourcekit-lsp") { Test-SourceKitLSP }
+  if ($Test -contains "dispatch") { Invoke-BuildStep Test-Dispatch }
+  if ($Test -contains "foundation") { Invoke-BuildStep Test-Foundation }
+  if ($Test -contains "xctest") { Invoke-BuildStep Test-XCTest }
+  if ($Test -contains "testing") { Invoke-BuildStep Test-Testing }
+  if ($Test -contains "llbuild") { Invoke-BuildStep Test-LLBuild }
+  if ($Test -contains "swiftpm") { Invoke-BuildStep Test-PackageManager }
+  if ($Test -contains "swift-format") { Invoke-BuildStep Test-Format }
+  if ($Test -contains "sourcekit-lsp") { Invoke-BuildStep Test-SourceKitLSP }
 
   if ($Test -contains "swift") {
     foreach ($Arch in $AndroidSDKArchs) {
-      Test-Runtime Android $Arch
+      Invoke-BuildStep Test-Runtime Android $Arch
     }
   }
 }