initial support for testing distance matrices

features/step_definitions/distance_matrix.rb

@@ -0,0 +1,39 @@
+When /^I request a travel time matrix I should get$/ do |table|
+  
+  
+  raise "*** Top-left cell of matrix table must be empty" unless table.headers[0]==""
+  
+  nodes = []
+  column_headers = table.headers[1..-1]
+  row_headers = table.rows.map { |h| h.first }
+  unless column_headers==row_headers
+    raise "*** Column and row headers must match in matrix table, got #{column_headers.inspect} and #{row_headers.inspect}"
+  end
+  column_headers.each do |node_name|
+    node = find_node_by_name(node_name)
+    raise "*** unknown node '#{node_name}" unless node
+    nodes << node
+  end
+  
+  reprocess
+  actual = []
+  actual << table.headers
+  OSRMLoader.load(self,"#{prepared_file}.osrm") do
+    
+    # compute matrix
+    params = @query_params
+    response = request_table nodes, params
+    if response.body.empty? == false
+      json = JSON.parse response.body
+      result = json['distance_table']
+    end
+    
+    # compare actual and expected result, one row at a time
+    table.rows.each_with_index do |row,ri|
+      r = [row[0],result[ri]].flatten
+      r.map! { |v| v.to_s }
+      actual << r
+    end
+  end
+  table.routing_diff! actual
+end

features/support/route.rb

@@ -43,6 +43,11 @@ def request_route waypoints, params={}
   request_path "viaroute", waypoints, defaults.merge(params)
 end
 
+def request_table waypoints, params={}
+  defaults = { 'output' => 'json' }
+  request_path "table", waypoints, defaults.merge(params)
+end
+
 def got_route? response
   if response.code == "200" && !response.body.empty?
     json = JSON.parse response.body

features/testbot/distance_matrix.feature

@@ -0,0 +1,18 @@
+@matrix @testbot
+Feature: Basic Distance Matrix
+
+    Background:
+        Given the profile "testbot"
+
+    Scenario: A single way with two nodes
+        Given the node map
+            | a | b |
+
+        And the ways
+            | nodes |
+            | ab    |
+
+        When I request a travel time matrix I should get
+            |   | a   | b   |
+            | a | 0   | 100 |
+            | b | 100 | 0   |