Failing tests for using temp file

Author: chrahunt

test/docx/test_saving.rb

@@ -1,21 +1,35 @@
-require 'docx'
-require 'test/unit'
-
-class SaveTest < Test::Unit::TestCase
-  def setup
-    @doc = Docx::Document.open('test/fixtures/saving.docx')
-  end
-
-  def test_saving
-    @new_doc_path = 'test/fixtures/new_save.docx'
-    @doc.save('test/fixtures/new_save.docx')
-    @new_doc = Docx::Document.open('test/fixtures/saving.docx')
-    assert_equal @doc.paragraphs.size, @new_doc.paragraphs.size
-  end
-
-  def teardown
-    if @new_doc and @new_doc_path
-      File.delete(@new_doc_path)
-    end
-  end
-end
+require 'docx'
+require 'test/unit'
+require 'tempfile'
+
+class SaveTest < Test::Unit::TestCase
+  def setup
+    @doc = Docx::Document.open('test/fixtures/saving.docx')
+  end
+
+  def test_saving
+    @new_doc_path = 'test/fixtures/new_save.docx'
+    @doc.save('test/fixtures/new_save.docx')
+    @new_doc = Docx::Document.open('test/fixtures/saving.docx')
+    assert_equal @doc.paragraphs.size, @new_doc.paragraphs.size
+  end
+
+  def test_saving_to_tempfile
+    temp_file = Tempfile.new(['docx_gem', '.docx'])
+    @new_doc_path = temp_file.path
+    @doc.save(@new_doc_path)
+    @new_doc = Docx::Document.open(@new_doc_path)
+    assert_equal @doc.paragraphs.size, @new_doc.paragraphs.size
+
+    temp_file.close
+    temp_file.unlink
+    # ensure temp file is gone
+    assert equal(nil, File.exists?(@new_doc_path))
+  end
+
+  def teardown
+    if @new_doc and @new_doc_path
+      File.delete(@new_doc_path)
+    end
+  end
+end