chapter04 The Test::Unit Testing Framework #2

add fail test case read contents

Author: jiwhunkim

chapter04/file_test.rb

@@ -5,4 +5,9 @@ def test_read_4th_character
     contents = File.read('data.txt')
     assert_equal 'd', contents[3, 1]
   end
+
+  def test_read_4th_content_is_2
+    contents = File.read('data.txt')
+    assert_equal '2', contents[3, 1]
+  end
 end