test/test_workbook.rb in writeexcel-0.3.5 vs test/test_workbook.rb in writeexcel-0.4.0

@@ -1,20 +1,18 @@
+# -*- coding: utf-8 -*-
 require 'helper'
 require "stringio"
 
 class TC_Workbook < Test::Unit::TestCase
 
   def setup
-    t = Time.now.strftime("%Y%m%d")
-    path = "temp#{t}-#{$$}-#{rand(0x100000000).to_s(36)}"
-    @test_file  = File.join(Dir.tmpdir, path)
+    @test_file  = StringIO.new
     @workbook   = Workbook.new(@test_file)
   end
 
   def teardown
     @workbook.close
-    File.unlink(@test_file) if FileTest.exist?(@test_file)
   end
 
   def test_new
     assert_kind_of(Workbook, @workbook)
   end
@@ -80,28 +78,9 @@
 =end
 
   def test_raise_set_compatibility_after_sheet_creation
     @workbook.add_worksheet
     assert_raise(RuntimeError) { @workbook.compatibility_mode }
-  end
-
-  def test_write_to_io
-    # write to @test_file
-    @workbook.add_worksheet
-    @workbook.close
-    file = ''
-    File.open(@test_file, "rb") do |f|
-      file = f.read
-    end
-
-    # write to io
-    io = StringIO.new
-    wb = Workbook.new(io)
-    wb.add_worksheet
-    wb.close
-
-    # compare @test_file and io
-    assert_equal(file, io.string)
   end
 
   def valid_sheetname
     [
       # Tests for valid names