Added tests for ways_for_node. Altered behaviour to not return deleted ways. Fixed ways fixture where most recent history != current.

test/fixtures/ways.yml

@@ -16,7 +16,7 @@ used_way:
   id: 3
   changeset_id: 1
   timestamp: 2007-01-01 00:00:00
-  visible: 0
+  visible: 1
   version: 1
 
 way_with_versions_v1:

test/functional/old_node_controller_test.rb

@@ -112,20 +112,6 @@ class OldNodeControllerTest < Test::Unit::TestCase
     assert_nodes_are_equal current_node, old_node
   end
 
-  ##
-  # for some reason a==b is false, but there doesn't seem to be any 
-  # difference between the nodes, so i'm checking all the attributes 
-  # manually and blaming it on ActiveRecord
-  def assert_nodes_are_equal(a, b)
-    assert_equal a.id, b.id, "node IDs"
-    assert_equal a.latitude, b.latitude, "latitude on node #{a.id}"
-    assert_equal a.longitude, b.longitude, "longitude on node #{a.id}"
-    assert_equal a.changeset_id, b.changeset_id, "changeset ID on node #{a.id}"
-    assert_equal a.visible, b.visible, "visible on node #{a.id}"
-    assert_equal a.version, b.version, "version on node #{a.id}"
-    assert_equal a.tags, b.tags, "tags on node #{a.id}"
-  end
-
   ##
   # returns a 16 character long string with some nasty characters in it.
   # this ought to stress-test the tag handling as well as the versioning.

test/functional/old_way_controller_test.rb

@@ -95,16 +95,4 @@ class OldWayControllerTest < Test::Unit::TestCase
     end
   end
 
-  ##
-  # for some reason assert_equal a, b fails when the ways are actually
-  # equal, so this method manually checks the fields...
-  def assert_ways_are_equal(a, b)
-    assert_equal a.id, b.id, "way IDs"
-    assert_equal a.changeset_id, b.changeset_id, "changeset ID on way #{a.id}"
-    assert_equal a.visible, b.visible, "visible on way #{a.id}"
-    assert_equal a.version, b.version, "version on way #{a.id}"
-    assert_equal a.tags, b.tags, "tags on way #{a.id}"
-    assert_equal a.nds, b.nds, "node references on way #{a.id}"
-  end
-
 end

test/functional/way_controller_test.rb

@@ -37,21 +37,11 @@ class WayControllerTest < Test::Unit::TestCase
     # check chat a non-existent way is not returned
     get :read, :id => 0
     assert_response :not_found
+  end
 
-    # check the "ways for node" mode
-    get :ways_for_node, :id => current_nodes(:used_node_1).id
-    assert_response :success
-    # FIXME check whether this contains the stuff we want!
-    #print @response.body
-    # Needs to be updated when changing fixtures
-    # The generator should probably be defined in the environment.rb file
-    # in the same place as the api version
-    assert_select "osm[version=#{API_VERSION}][generator=\"OpenStreetMap server\"]", 1
-    assert_select "osm way", 3
-    assert_select "osm way nd", 3
-    assert_select "osm way tag", 3
-
-    # check the "full" mode
+  ##
+  # check the "full" mode
+  def test_full
     get :full, :id => current_ways(:visible_way).id
     assert_response :success
     # FIXME check whether this contains the stuff we want!
@@ -290,6 +280,33 @@ class WayControllerTest < Test::Unit::TestCase
     end
   end
 
+  ##
+  # test that a call to ways_for_node returns all ways that contain the node
+  # and none that don't.
+  def test_ways_for_node
+    # in current fixtures ways 1 and 3 all use node 3. ways 2 and 4 
+    # *used* to use it but doesn't.
+    get :ways_for_node, :id => current_nodes(:used_node_1).id
+    assert_response :success
+    ways_xml = XML::Parser.string(@response.body).parse
+    assert_not_nil ways_xml, "failed to parse ways_for_node response"
+
+    # check that the set of IDs match expectations
+    expected_way_ids = [ current_ways(:visible_way).id,
+                         current_ways(:used_way).id
+                       ]
+    found_way_ids = ways_xml.find("//osm/way").collect { |w| w["id"].to_i }
+    assert_equal expected_way_ids, found_way_ids,
+      "expected ways for node #{current_nodes(:used_node_1).id} did not match found"
+    
+    # check the full ways to ensure we're not missing anything
+    expected_way_ids.each do |id|
+      way_xml = ways_xml.find("//osm/way[@id=#{id}]").first
+      assert_ways_are_equal(Way.find(id),
+                            Way.from_xml_node(way_xml))
+    end
+  end
+
   ##
   # update the changeset_id of a node element
   def update_changeset(xml, changeset_id)

test/test_helper.rb

@@ -72,5 +72,33 @@ class Test::Unit::TestCase
     end
   end
 
+  ##
+  # for some reason assert_equal a, b fails when the ways are actually
+  # equal, so this method manually checks the fields...
+  def assert_ways_are_equal(a, b)
+    assert_not_nil a, "first way is not allowed to be nil"
+    assert_not_nil b, "second way #{a.id} is not allowed to be nil"
+    assert_equal a.id, b.id, "way IDs"
+    assert_equal a.changeset_id, b.changeset_id, "changeset ID on way #{a.id}"
+    assert_equal a.visible, b.visible, "visible on way #{a.id}, #{a.visible.inspect} != #{b.visible.inspect}"
+    assert_equal a.version, b.version, "version on way #{a.id}"
+    assert_equal a.tags, b.tags, "tags on way #{a.id}"
+    assert_equal a.nds, b.nds, "node references on way #{a.id}"
+  end
+
+  ##
+  # for some reason a==b is false, but there doesn't seem to be any 
+  # difference between the nodes, so i'm checking all the attributes 
+  # manually and blaming it on ActiveRecord
+  def assert_nodes_are_equal(a, b)
+    assert_equal a.id, b.id, "node IDs"
+    assert_equal a.latitude, b.latitude, "latitude on node #{a.id}"
+    assert_equal a.longitude, b.longitude, "longitude on node #{a.id}"
+    assert_equal a.changeset_id, b.changeset_id, "changeset ID on node #{a.id}"
+    assert_equal a.visible, b.visible, "visible on node #{a.id}"
+    assert_equal a.version, b.version, "version on node #{a.id}"
+    assert_equal a.tags, b.tags, "tags on node #{a.id}"
+  end
+
   # Add more helper methods to be used by all tests here...
 end