Re #11500 Modified diagnostics to run correct bleed test for nxs files

good frame rate log apparently have different name for nxs files.

This change have no relation to help system but trivial and urgently requested by instrument scientist.

Code/Mantid/scripts/Inelastic/Direct/diagnostics.py

@@ -369,6 +369,19 @@ def do_bleed_test(sample_run, max_framerate, ignored_pixels):
         ws_name = lhs_names[0]
     else:
         ws_name = '__do_bleed__test'
+    # Check if all necessary logs present in the workspace,as nxs workspace log names are diffferent
+    #  from a raw file workspace logs.
+    try:
+        nFrames= data_ws.run().getLogData('goodfrm').value
+    except RuntimeError:
+        try: 
+            nFrames = len(data_ws.run().getLogData('good_frame_log').value)
+            AddSampleLog(Workspace=data_ws, LogName='goodfrm', LogText=str(nFrames), LogType='Number') 
+        except RuntimeError: 
+            raise RuntimeError("""Can not run bleed test as no appropriate good frame log is found in the workspace: {0}\n
+                                  Disable bleed test by setting diag_bleed_test=False or add 'goodfrm' log value to the workspace\n"""\
+                                  .format(data_ws.name()))
+
 
     bleed_test, num_failed = CreatePSDBleedMask(InputWorkspace=data_ws, OutputWorkspace=ws_name,
                                                 MaxTubeFramerate=max_framerate,