From Philippe:

This update improves the error message in case of failure.


git-svn-id: http://root.cern.ch/svn/root/trunk@11148 27541ba8-7e3a-0410-8455-c3a389f83636

test/dt_RunDrawTest.C

@@ -40,9 +40,9 @@ Int_t HistCompare(TH1 *ref, TH1 *comp)
 
    Float_t xrange = ref->GetXaxis()->GetXmax() - ref->GetXaxis()->GetXmin();
    if (xrange==0) { fprintf(stderr,"no range for %s\n",ref->GetName()); return -4; }
-   if (xrange>0.0001 && TMath::Abs((mean1-mean2)/xrange) > 0.001)  return -1;
-   if (mean2> 0.0001 && TMath::Abs((mean1-mean2)/mean2) > 0.01)    return -2;
-   if (rms1 > 0.0001 && TMath::Abs((rms1-rms2)/rms1) > 0.0001)     return -3;
+   if (xrange>0.0001 && TMath::Abs((mean1-mean2)/xrange) > 0.001) return -1;
+   if (mean2> 0.0001 && TMath::Abs((mean1-mean2)/mean2) > 0.01)   return -2;
+   if (rms1 > 0.0001 && TMath::Abs((rms1-rms2)/rms1) > 0.0001)    return -3;
    return n1*factor-n2;
 }
 
@@ -74,7 +74,7 @@ Int_t Compare(TDirectory* from) {
       }
       comp = HistCompare(ref,draw);
       if (comp!=0) {
-         cerr << "Fail: " << name << ":" << comp << endl;
+         cerr << "Fail: " << name << ":" << comp << " " << ref->GetTitle() << endl;
          fail++;
          if (gInteractiveTest) {
             TCanvas * canv = new TCanvas();