void fontSizePad () {

  Int_t font=43;
  gStyle->SetTextFont(font);

  // --- create text oobject ---
  TText * l = new TText(0.05,0.3,"the quick brown fox jumps over the lazy dog");
  l->SetTextSize(20);


  TCanvas * reference = new TCanvas("reference","reference canvas", 600, 300 );
  reference->Divide( 1, 3, 0.01, 0.01 );
  for ( int i = 1; i <=6; ++i ) {
    reference->cd( i );
    l->Draw();
  }
  reference->Print( "reference.pdf" );

  TCanvas * test = new TCanvas("test","test canvas", 600, 300 );
  test->Divide( 1, 3, 0., 0. );
  for ( int i = 1; i <=6; ++i ) {
    test->cd( i );
    l->Draw();
  }
  test->Print( "test.pdf" );
  
}