adding quickfix

quickfix/_test/Comparator.rb

@@ -0,0 +1,72 @@
+#****************************************************************************
+# Copyright (c) quickfixengine.org  All rights reserved.
+#
+# This file is part of the QuickFIX FIX Engine
+#
+# This file may be distributed under the terms of the quickfixengine.org
+# license as defined by quickfixengine.org and appearing in the file
+# LICENSE included in the packaging of this file.
+#
+# This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+# WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+#
+# See http://www.quickfixengine.org/LICENSE for licensing information.
+#
+# Contact ask@quickfixengine.org if any conditions of this licensing are
+# not clear to you.
+#****************************************************************************
+
+class Comparator < Hash
+
+  def initialize(patterns)
+    patterns.each_line do
+      | line |
+      line.chomp!
+      array = line.split("=")
+      num = array[0].to_i
+      regex = Regexp.new(array[1])
+      self[num] = regex;
+    end
+  end
+
+  def compare(left, right)
+    @reason = nil
+    left_array = left.split("\001")
+    right_array = right.split("\001")
+    # check for number of fields
+    if left_array.size != right_array.size
+      @reason = "Number of fields do not match"
+      return false
+    end
+    left_array.each_index do
+      | index |
+      left_field = left_array[index].split("=")
+      right_field = right_array[index].split("=")
+      # check if field is in same order
+      if left_field[0] != right_field[0]
+        @reason = "Expected field (" + left_field[0] + ") but found field (" + right_field[0] + ")"
+	return false
+      end
+      
+      regexp = self[left_field[0].to_i]
+      # do a straight comparison or regex comparison
+      if regexp == nil
+	if left_field[1] != right_field[1]
+	  @reason = "Value in field (" + left_field[0] + ") should be (" + left_field[1] + ") but was (" + right_field[1] + ")"
+	  return false
+	end
+      else
+	if !(regexp === right_field[1])
+	  @reason = "Field (" + left_field[0] + ") does not match pattern"
+	  return false
+	end
+      end
+    end
+    return true
+  end
+  
+  def reason()
+    return @reason
+  end
+
+end