patch 8.2.4564: running test leaves file behind

Problem:    Running test leaves file behind.  (Dominique Pellé)
Solution:   Run the profiling in a separate Vim instance. (closes #9952)

src/testdir/test_vim9_script.vim

@@ -3882,27 +3882,6 @@ def Run_Test_debug_running_out_of_lines()
   delete('XdebugFunc')
 enddef
 
-def s:ProfiledWithLambda()
-  var n = 3
-  echo [[1, 2], [3, 4]]->filter((_, l) => l[0] == n)
-enddef
-
-def s:ProfiledNested()
-  var x = 0
-  def Nested(): any
-      return x
-  enddef
-  Nested()
-enddef
-
-def ProfiledNestedProfiled()
-  var x = 0
-  def Nested(): any
-      return x
-  enddef
-  Nested()
-enddef
-
 def Test_ambigous_command_error()
   var lines =<< trim END
       vim9script
@@ -3935,9 +3914,34 @@ enddef
 
 " Execute this near the end, profiling doesn't stop until Vim exits.
 " This only tests that it works, not the profiling output.
-def Test_xx_profile_with_lambda()
+def Test_profile_with_lambda()
   CheckFeature profile
 
+  var lines =<< trim END
+      vim9script
+
+      def ProfiledWithLambda()
+        var n = 3
+        echo [[1, 2], [3, 4]]->filter((_, l) => l[0] == n)
+      enddef
+
+      def ProfiledNested()
+        var x = 0
+        def Nested(): any
+            return x
+        enddef
+        Nested()
+      enddef
+
+      def g:ProfiledNestedProfiled()
+        var x = 0
+        def Nested(): any
+            return x
+        enddef
+        Nested()
+      enddef
+
+      def Profile()
         profile start Xprofile.log
         profile func ProfiledWithLambda
         ProfiledWithLambda()
@@ -3953,6 +3957,22 @@ def Test_xx_profile_with_lambda()
         profdel func *
         profile pause
       enddef
+      Profile()
+      writefile(['done'], 'Xdidprofile')
+  END
+  writefile(lines, 'Xprofile.vim')
+  call system(g:GetVimCommand()
+        .. ' --clean'
+        .. ' -c "so Xprofile.vim"'
+        .. ' -c "qall!"')
+  call assert_equal(0, v:shell_error)
+
+  assert_equal(['done'], readfile('Xdidprofile'))
+  assert_true(filereadable('Xprofile.log'))
+  delete('Xdidprofile')
+  delete('Xprofile.log')
+  delete('Xprofile.vim')
+enddef
 
 " Keep this last, it messes up highlighting.
 def Test_substitute_cmd()

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4564,
 /**/
     4563,
 /**/