test/regression/test_image18.rb in write_xlsx-0.85.5 vs test/regression/test_image18.rb in write_xlsx-0.85.6

@@ -5,23 +5,23 @@
   def setup
     setup_dir_var
   end
 
   def teardown
-    File.delete(@xlsx) if File.exist?(@xlsx)
+    @tempfile.close(true)
   end
 
   def test_image18
     @xlsx = 'image18.xlsx'
-    workbook  = WriteXLSX.new(@xlsx)
+    workbook  = WriteXLSX.new(@io)
     worksheet = workbook.add_worksheet
 
     worksheet.set_row(1, 96)
     worksheet.set_column('C:C', 18)
 
     worksheet.insert_image('C2',
                            'test/regression/images/issue32.png', 5, 5)
 
     workbook.close
-    compare_xlsx_for_regression(File.join(@regression_output, @xlsx), @xlsx)
+    compare_for_regression
   end
 end