fuzzy ranges on routability tables, value shortcuts

features/support/data.rb

@@ -71,8 +71,15 @@ def build_ways_from_table table
     way << node5
     
     tags = row.dup
-    tags.delete 'forw'
-    tags.delete 'backw'
+    
+    # remove tags that describe expected test result
+    tags.reject! do |k,v|
+      k =~ /^forw\b/ || 
+      k =~ /^backw\b/ ||
+      k =~ /^bothw\b/
+    end
+    
+    ##remove empty tags
     tags.reject! { |k,v| v=='' }
     
     # sort tag keys in the form of 'node/....'

features/support/fuzzy.rb

@@ -0,0 +1,26 @@
+
+class FuzzyMatch
+
+  def self.match got, want
+    if got == want
+      return true
+    elsif want.match /(.*)\s+~(.+)%$/       #percentage range: 100 ~5%
+      margin = 1 - $2.to_f*0.01
+      from = $1.to_f*margin
+      to = $1.to_f/margin
+      return got.to_f >= from && got.to_f <= to
+    elsif want.match /(.*)\s+\+\-(.+)$/    #absolute range: 100 +-5
+      margin = $2.to_f
+      from = $1.to_f-margin
+      to = $1.to_f+margin
+      return got.to_f >= from && got.to_f <= to
+    elsif want =~ /^\/(.*)\/$/             #regex: /a,b,.*/
+      return got =~ /#{$1}/
+    else
+      return false
+    end      
+  end
+
+end
+
+

features/support/shortcuts.rb

@@ -0,0 +1,3 @@
+def shortcuts_hash
+  @shortcuts_hash ||= {}
+end