X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/127bb4523e111bca6b7bb1d2d0125d069a1f6b78..b875d14b7cd13432b0683ca548b341dcd8bddf80:/test/functional/relation_controller_test.rb

diff --git a/test/functional/relation_controller_test.rb b/test/functional/relation_controller_test.rb
index b45c80874..5f23702db 100644
--- a/test/functional/relation_controller_test.rb
+++ b/test/functional/relation_controller_test.rb
@@ -1,18 +1,9 @@
 require File.dirname(__FILE__) + '/../test_helper'
 require 'relation_controller'
 
-# Re-raise errors caught by the controller.
-class RelationController; def rescue_action(e) raise e end; end
-
-class RelationControllerTest < Test::Unit::TestCase
+class RelationControllerTest < ActionController::TestCase
   api_fixtures
 
-  def setup
-    @controller = RelationController.new
-    @request    = ActionController::TestRequest.new
-    @response   = ActionController::TestResponse.new
-  end
-
   def basic_authorization(user, pass)
     @request.env["HTTP_AUTHORIZATION"] = "Basic %s" % Base64.encode64("#{user}:#{pass}")
   end
@@ -37,34 +28,49 @@ class RelationControllerTest < Test::Unit::TestCase
     # check chat a non-existent relation is not returned
     get :read, :id => 0
     assert_response :not_found
+  end
 
-    # check the "relations for node" mode
-    get :relations_for_node, :id => current_nodes(:node_used_by_relationship).id
-    assert_response :success
-    # FIXME check whether this contains the stuff we want!
-    # see the test_read in way_controller_test.rb for the assert_select
-    assert_select "osm[version=#{API_VERSION}][generator=\"OpenStreetMap server\"]", 1
-    assert_select "osm relation"
-    if $VERBOSE
-        print @response.body
-    end
+  ##
+  # check that all relations containing a particular node, and no extra
+  # relations, are returned from the relations_for_node call.
+  def test_relations_for_node
+    check_relations_for_element(:relations_for_node, "node", 
+                                current_nodes(:node_used_by_relationship).id,
+                                [ :visible_relation, :used_relation ])
+  end
 
-    # check the "relations for way" mode
-    get :relations_for_way, :id => current_ways(:used_way).id
-    assert_response :success
-    # FIXME check whether this contains the stuff we want!
-    if $VERBOSE
-        print @response.body
-    end
+  def test_relations_for_way
+    check_relations_for_element(:relations_for_way, "way",
+                                current_ways(:used_way).id,
+                                [ :visible_relation ])
+  end
+
+  def test_relations_for_relation
+    check_relations_for_element(:relations_for_relation, "relation",
+                                current_relations(:used_relation).id,
+                                [ :visible_relation ])
+  end
 
+  def check_relations_for_element(method, type, id, expected_relations)
     # check the "relations for relation" mode
-    get :relations_for_relation, :id => current_relations(:used_relation).id
+    get method, :id => id
     assert_response :success
-    # FIXME check whether this contains the stuff we want!
-    if $VERBOSE
-        print @response.body
+
+    # count one osm element
+    assert_select "osm[version=#{API_VERSION}][generator=\"OpenStreetMap server\"]", 1
+
+    # we should have only the expected number of relations
+    assert_select "osm>relation", expected_relations.size
+
+    # and each of them should contain the node we originally searched for
+    expected_relations.each do |r|
+      relation_id = current_relations(r).id
+      assert_select "osm>relation#?", relation_id
+      assert_select "osm>relation#?>member[type=\"#{type}\"][ref=#{id}]", relation_id
     end
+  end
 
+  def test_full
     # check the "full" mode
     get :full, :id => current_relations(:visible_relation).id
     assert_response :success
@@ -210,19 +216,174 @@ class RelationControllerTest < Test::Unit::TestCase
     delete :delete, :id => current_relations(:visible_relation).id
     assert_response :bad_request
 
+    # try to delete without specifying a changeset
+    content "<osm><relation id='#{current_relations(:visible_relation).id}'/></osm>"
+    delete :delete, :id => current_relations(:visible_relation).id
+    assert_response :conflict
+
+    # try to delete with an invalid (closed) changeset
+    content update_changeset(current_relations(:visible_relation).to_xml,
+                             changesets(:normal_user_closed_change).id)
+    delete :delete, :id => current_relations(:visible_relation).id
+    assert_response :conflict
+
+    # try to delete with an invalid (non-existent) changeset
+    content update_changeset(current_relations(:visible_relation).to_xml,0)
+    delete :delete, :id => current_relations(:visible_relation).id
+    assert_response :conflict
+
+    # this won't work because the relation is in-use by another relation
+    content(relations(:used_relation).to_xml)
+    delete :delete, :id => current_relations(:used_relation).id
+    assert_response :precondition_failed, 
+       "shouldn't be able to delete a relation used in a relation (#{@response.body})"
+
     # this should work when we provide the appropriate payload...
     content(relations(:visible_relation).to_xml)
     delete :delete, :id => current_relations(:visible_relation).id
     assert_response :success
 
+    # valid delete should return the new version number, which should
+    # be greater than the old version number
+    assert @response.body.to_i > current_relations(:visible_relation).version,
+       "delete request should return a new version number for relation"
+
     # this won't work since the relation is already deleted
     content(relations(:invisible_relation).to_xml)
     delete :delete, :id => current_relations(:invisible_relation).id
     assert_response :gone
 
+    # this works now because the relation which was using this one 
+    # has been deleted.
+    content(relations(:used_relation).to_xml)
+    delete :delete, :id => current_relations(:used_relation).id
+    assert_response :success, 
+       "should be able to delete a relation used in an old relation (#{@response.body})"
+
     # this won't work since the relation never existed
     delete :delete, :id => 0
     assert_response :not_found
   end
 
+  ##
+  # when a relation's tag is modified then it should put the bounding
+  # box of all its members into the changeset.
+  def test_tag_modify_bounding_box
+    # in current fixtures, relation 5 contains nodes 3 and 5 (node 3
+    # indirectly via way 3), so the bbox should be [3,3,5,5].
+    check_changeset_modify([3,3,5,5]) do |changeset_id|
+      # add a tag to an existing relation
+      relation_xml = current_relations(:visible_relation).to_xml
+      relation_element = relation_xml.find("//osm/relation").first
+      new_tag = XML::Node.new("tag")
+      new_tag['k'] = "some_new_tag"
+      new_tag['v'] = "some_new_value"
+      relation_element << new_tag
+      
+      # update changeset ID to point to new changeset
+      update_changeset(relation_xml, changeset_id)
+      
+      # upload the change
+      content relation_xml
+      put :update, :id => current_relations(:visible_relation).id
+      assert_response :success, "can't update relation for tag/bbox test"
+    end
+  end
+
+  ##
+  # add a member to a relation and check the bounding box is only that
+  # element.
+  def test_add_member_bounding_box
+    check_changeset_modify([4,4,4,4]) do |changeset_id|
+      # add node 4 (4,4) to an existing relation
+      relation_xml = current_relations(:visible_relation).to_xml
+      relation_element = relation_xml.find("//osm/relation").first
+      new_member = XML::Node.new("member")
+      new_member['ref'] = current_nodes(:used_node_2).id.to_s
+      new_member['type'] = "node"
+      new_member['role'] = "some_role"
+      relation_element << new_member
+      
+      # update changeset ID to point to new changeset
+      update_changeset(relation_xml, changeset_id)
+      
+      # upload the change
+      content relation_xml
+      put :update, :id => current_relations(:visible_relation).id
+      assert_response :success, "can't update relation for add node/bbox test"
+    end
+  end
+  
+  ##
+  # remove a member from a relation and check the bounding box is 
+  # only that element.
+  def test_remove_member_bounding_box
+    check_changeset_modify([5,5,5,5]) do |changeset_id|
+      # remove node 5 (5,5) from an existing relation
+      relation_xml = current_relations(:visible_relation).to_xml
+      relation_xml.
+        find("//osm/relation/member[@type='node'][@ref='5']").
+        first.remove!
+      
+      # update changeset ID to point to new changeset
+      update_changeset(relation_xml, changeset_id)
+      
+      # upload the change
+      content relation_xml
+      put :update, :id => current_relations(:visible_relation).id
+      assert_response :success, "can't update relation for remove node/bbox test"
+    end
+  end
+  
+  ##
+  # create a changeset and yield to the caller to set it up, then assert
+  # that the changeset bounding box is +bbox+.
+  def check_changeset_modify(bbox)
+    basic_authorization("test@openstreetmap.org", "test");  
+
+    # create a new changeset for this operation, so we are assured
+    # that the bounding box will be newly-generated.
+    changeset_id = with_controller(ChangesetController.new) do
+      content "<osm><changeset/></osm>"
+      put :create
+      assert_response :success, "couldn't create changeset for modify test"
+      @response.body.to_i
+    end
+
+    # go back to the block to do the actual modifies
+    yield changeset_id
+
+    # now download the changeset to check its bounding box
+    with_controller(ChangesetController.new) do
+      get :read, :id => changeset_id
+      assert_response :success, "can't re-read changeset for modify test"
+      assert_select "osm>changeset", 1
+      assert_select "osm>changeset[id=#{changeset_id}]", 1
+      assert_select "osm>changeset[min_lon=#{bbox[0]}]", 1
+      assert_select "osm>changeset[min_lat=#{bbox[1]}]", 1
+      assert_select "osm>changeset[max_lon=#{bbox[2]}]", 1
+      assert_select "osm>changeset[max_lat=#{bbox[3]}]", 1
+    end
+  end
+
+  ##
+  # update the changeset_id of a node element
+  def update_changeset(xml, changeset_id)
+    xml_attr_rewrite(xml, 'changeset', changeset_id)
+  end
+
+  ##
+  # update an attribute in the node element
+  def xml_attr_rewrite(xml, name, value)
+    xml.find("//osm/relation").first[name] = value.to_s
+    return xml
+  end
+
+  ##
+  # parse some xml
+  def xml_parse(xml)
+    parser = XML::Parser.new
+    parser.string = xml
+    parser.parse
+  end
 end