X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/c3e2e6462f293596aef5d5de18b0a173edc046c7..4cd2d22788cbc8acf411c9f9436eee85a4590c5f:/test/controllers/node_controller_test.rb
diff --git a/test/controllers/node_controller_test.rb b/test/controllers/node_controller_test.rb
index 9663ed4fb..75e5f8e96 100644
--- a/test/controllers/node_controller_test.rb
+++ b/test/controllers/node_controller_test.rb
@@ -1,4 +1,4 @@
-require 'test_helper'
+require "test_helper"
class NodeControllerTest < ActionController::TestCase
api_fixtures
@@ -29,50 +29,38 @@ class NodeControllerTest < ActionController::TestCase
end
def test_create
- # cannot read password from fixture as it is stored as MD5 digest
- ## First try with no auth
-
+ private_user = create(:user, :data_public => false)
+ private_changeset = create(:changeset, :user => private_user)
+ user = create(:user)
+ changeset = create(:changeset, :user => user)
+
# create a node with random lat/lon
- lat = rand(100)-50 + rand
- lon = rand(100)-50 + rand
- # normal user has a changeset open, so we'll use that.
- changeset = changesets(:normal_user_first_change)
+ lat = rand(100) - 50 + rand
+ lon = rand(100) - 50 + rand
+
+ ## First try with no auth
# create a minimal xml file
content("")
- assert_difference('OldNode.count', 0) do
+ assert_difference("OldNode.count", 0) do
put :create
end
# hope for unauthorized
assert_response :unauthorized, "node upload did not return unauthorized status"
-
-
## Now try with the user which doesn't have their data public
- basic_authorization(users(:normal_user).email, "test")
-
- # create a node with random lat/lon
- lat = rand(100)-50 + rand
- lon = rand(100)-50 + rand
- # normal user has a changeset open, so we'll use that.
- changeset = changesets(:normal_user_first_change)
+ basic_authorization(private_user.email, "test")
+
# create a minimal xml file
- content("")
- assert_difference('Node.count', 0) do
+ content("")
+ assert_difference("Node.count", 0) do
put :create
end
# hope for success
assert_require_public_data "node create did not return forbidden status"
-
-
## Now try with the user that has the public data
- basic_authorization(users(:public_user).email, "test")
-
- # create a node with random lat/lon
- lat = rand(100)-50 + rand
- lon = rand(100)-50 + rand
- # normal user has a changeset open, so we'll use that.
- changeset = changesets(:public_user_first_change)
+ basic_authorization(user.email, "test")
+
# create a minimal xml file
content("")
put :create
@@ -86,20 +74,21 @@ class NodeControllerTest < ActionController::TestCase
# compare values
assert_in_delta lat * 10000000, checknode.latitude, 1, "saved node does not match requested latitude"
assert_in_delta lon * 10000000, checknode.longitude, 1, "saved node does not match requested longitude"
- assert_equal changesets(:public_user_first_change).id, checknode.changeset_id, "saved node does not belong to changeset that it was created in"
+ assert_equal changeset.id, checknode.changeset_id, "saved node does not belong to changeset that it was created in"
assert_equal true, checknode.visible, "saved node is not visible"
end
def test_create_invalid_xml
## Only test public user here, as test_create should cover what's the forbiddens
## that would occur here
- # Initial setup
- basic_authorization(users(:public_user).email, "test")
- # normal user has a changeset open, so we'll use that.
- changeset = changesets(:public_user_first_change)
+
+ user = create(:user)
+ changeset = create(:changeset, :user => user)
+
+ basic_authorization(user.email, "test")
lat = 3.434
lon = 3.23
-
+
# test that the upload is rejected when xml is valid, but osm doc isn't
content("")
put :create
@@ -139,20 +128,19 @@ class NodeControllerTest < ActionController::TestCase
assert_equal "Cannot parse valid node from xml string . lon not a number", @response.body
# test that the upload is rejected when we have a tag which is too long
- content("")
+ content("")
put :create
assert_response :bad_request, "node upload did not return bad_request status"
- assert_equal ["NodeTag ", " v: is too long (maximum is 255 characters) (\"#{'x'*256}\")"], @response.body.split(/[0-9]+,foo:/)
-
+ assert_equal ["NodeTag ", " v: is too long (maximum is 255 characters) (\"#{'x' * 256}\")"], @response.body.split(/[0-9]+,foo:/)
end
def test_read
# check that a visible node is returned properly
- get :read, :id => current_nodes(:visible_node).id
+ get :read, :id => create(:node).id
assert_response :success
- # check that an invisible node is not returned
- get :read, :id => current_nodes(:invisible_node).id
+ # check that an deleted node is not returned
+ get :read, :id => create(:node, :deleted).id
assert_response :gone
# check chat a non-existent node is not returned
@@ -163,33 +151,37 @@ class NodeControllerTest < ActionController::TestCase
# this tests deletion restrictions - basic deletion is tested in the unit
# tests for node!
def test_delete
+ private_user = create(:user, :data_public => false)
+ private_user_changeset = create(:changeset, :user => private_user)
+ private_user_closed_changeset = create(:changeset, :closed, :user => private_user)
+ private_node = create(:node, :changeset => private_user_changeset)
+ private_deleted_node = create(:node, :deleted, :changeset => private_user_changeset)
+
## first try to delete node without auth
- delete :delete, :id => current_nodes(:visible_node).id
+ delete :delete, :id => private_node.id
assert_response :unauthorized
-
-
+
## now set auth for the non-data public user
- basic_authorization(users(:normal_user).email, "test");
+ basic_authorization(private_user.email, "test")
# try to delete with an invalid (closed) changeset
- content update_changeset(current_nodes(:visible_node).to_xml,
- changesets(:normal_user_closed_change).id)
- delete :delete, :id => current_nodes(:visible_node).id
+ content update_changeset(private_node.to_xml, private_user_closed_changeset.id)
+ delete :delete, :id => private_node.id
assert_require_public_data("non-public user shouldn't be able to delete node")
# try to delete with an invalid (non-existent) changeset
- content update_changeset(current_nodes(:visible_node).to_xml,0)
- delete :delete, :id => current_nodes(:visible_node).id
+ content update_changeset(private_node.to_xml, 0)
+ delete :delete, :id => private_node.id
assert_require_public_data("shouldn't be able to delete node, when user's data is private")
# valid delete now takes a payload
- content(nodes(:visible_node).to_xml)
- delete :delete, :id => current_nodes(:visible_node).id
+ content(private_node.to_xml)
+ delete :delete, :id => private_node.id
assert_require_public_data("shouldn't be able to delete node when user's data isn't public'")
# this won't work since the node is already deleted
- content(nodes(:invisible_node).to_xml)
- delete :delete, :id => current_nodes(:invisible_node).id
+ content(private_deleted_node.to_xml)
+ delete :delete, :id => private_deleted_node.id
assert_require_public_data
# this won't work since the node never existed
@@ -198,58 +190,64 @@ class NodeControllerTest < ActionController::TestCase
## these test whether nodes which are in-use can be deleted:
# in a way...
- content(nodes(:used_node_1).to_xml)
- delete :delete, :id => current_nodes(:used_node_1).id
- assert_require_public_data
- "shouldn't be able to delete a node used in a way (#{@response.body})"
+ private_used_node = create(:node, :changeset => private_user_changeset)
+ create(:way_node, :node => private_used_node)
+
+ content(private_used_node.to_xml)
+ delete :delete, :id => private_used_node.id
+ assert_require_public_data "shouldn't be able to delete a node used in a way (#{@response.body})"
# in a relation...
- content(nodes(:node_used_by_relationship).to_xml)
- delete :delete, :id => current_nodes(:node_used_by_relationship).id
- assert_require_public_data
- "shouldn't be able to delete a node used in a relation (#{@response.body})"
+ private_used_node2 = create(:node, :changeset => private_user_changeset)
+ create(:relation_member, :member => private_used_node2)
-
+ content(private_used_node2.to_xml)
+ delete :delete, :id => private_used_node2.id
+ assert_require_public_data "shouldn't be able to delete a node used in a relation (#{@response.body})"
- ## now set auth for the public data user
- basic_authorization(users(:public_user).email, "test");
+ ## now setup for the public data user
+ user = create(:user, :data_public => true)
+ changeset = create(:changeset, :user => user)
+ closed_changeset = create(:changeset, :closed, :user => user)
+ node = create(:node, :changeset => changeset)
+ basic_authorization(user.email, "test")
# try to delete with an invalid (closed) changeset
- content update_changeset(current_nodes(:visible_node).to_xml,
- changesets(:normal_user_closed_change).id)
- delete :delete, :id => current_nodes(:visible_node).id
+ content update_changeset(node.to_xml, closed_changeset.id)
+ delete :delete, :id => node.id
assert_response :conflict
# try to delete with an invalid (non-existent) changeset
- content update_changeset(current_nodes(:visible_node).to_xml,0)
- delete :delete, :id => current_nodes(:visible_node).id
+ content update_changeset(node.to_xml, 0)
+ delete :delete, :id => node.id
assert_response :conflict
# try to delete a node with a different ID
- content(nodes(:public_visible_node).to_xml)
- delete :delete, :id => current_nodes(:visible_node).id
- assert_response :bad_request,
- "should not be able to delete a node with a different ID from the XML"
+ other_node = create(:node)
+ content(other_node.to_xml)
+ delete :delete, :id => node.id
+ assert_response :bad_request,
+ "should not be able to delete a node with a different ID from the XML"
# try to delete a node rubbish in the payloads
content("")
- delete :delete, :id => current_nodes(:visible_node).id
- assert_response :bad_request,
- "should not be able to delete a node without a valid XML payload"
+ delete :delete, :id => node.id
+ assert_response :bad_request,
+ "should not be able to delete a node without a valid XML payload"
# valid delete now takes a payload
- content(nodes(:public_visible_node).to_xml)
- delete :delete, :id => current_nodes(:public_visible_node).id
+ content(node.to_xml)
+ delete :delete, :id => node.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_nodes(:public_visible_node).version,
- "delete request should return a new version number for node"
+ assert @response.body.to_i > node.version,
+ "delete request should return a new version number for node"
# deleting the same node twice doesn't work
- content(nodes(:public_visible_node).to_xml)
- delete :delete, :id => current_nodes(:public_visible_node).id
+ content(node.to_xml)
+ delete :delete, :id => node.id
assert_response :gone
# this won't work since the node never existed
@@ -258,18 +256,26 @@ class NodeControllerTest < ActionController::TestCase
## these test whether nodes which are in-use can be deleted:
# in a way...
- content(nodes(:used_node_1).to_xml)
- delete :delete, :id => current_nodes(:used_node_1).id
+ used_node = create(:node, :changeset => create(:changeset, :user => user))
+ way_node = create(:way_node, :node => used_node)
+ way_node2 = create(:way_node, :node => used_node)
+
+ content(used_node.to_xml)
+ delete :delete, :id => used_node.id
assert_response :precondition_failed,
- "shouldn't be able to delete a node used in a way (#{@response.body})"
- assert_equal "Precondition failed: Node 3 is still used by ways 1,3.", @response.body
+ "shouldn't be able to delete a node used in a way (#{@response.body})"
+ assert_equal "Precondition failed: Node #{used_node.id} is still used by ways #{way_node.way.id},#{way_node2.way.id}.", @response.body
# in a relation...
- content(nodes(:node_used_by_relationship).to_xml)
- delete :delete, :id => current_nodes(:node_used_by_relationship).id
+ used_node2 = create(:node, :changeset => create(:changeset, :user => user))
+ relation_member = create(:relation_member, :member => used_node2)
+ relation_member2 = create(:relation_member, :member => used_node2)
+
+ content(used_node2.to_xml)
+ delete :delete, :id => used_node2.id
assert_response :precondition_failed,
- "shouldn't be able to delete a node used in a relation (#{@response.body})"
- assert_equal "Precondition failed: Node 5 is still used by relations 1,3.", @response.body
+ "shouldn't be able to delete a node used in a relation (#{@response.body})"
+ assert_equal "Precondition failed: Node #{used_node2.id} is still used by relations #{relation_member.relation.id},#{relation_member2.relation.id}.", @response.body
end
##
@@ -279,142 +285,145 @@ class NodeControllerTest < ActionController::TestCase
## First test with no user credentials
# try and update a node without authorisation
# first try to delete node without auth
- content current_nodes(:visible_node).to_xml
- put :update, :id => current_nodes(:visible_node).id
+ private_user = create(:user, :data_public => false)
+ private_node = create(:node, :changeset => create(:changeset, :user => private_user))
+ user = create(:user)
+ node = create(:node, :changeset => create(:changeset, :user => user))
+
+ content node.to_xml
+ put :update, :id => node.id
assert_response :unauthorized
-
-
-
+
## Second test with the private user
-
+
# setup auth
- basic_authorization(users(:normal_user).email, "test")
+ basic_authorization(private_user.email, "test")
## trying to break changesets
# try and update in someone else's changeset
- content update_changeset(current_nodes(:visible_node).to_xml,
- changesets(:public_user_first_change).id)
- put :update, :id => current_nodes(:visible_node).id
- assert_require_public_data "update with other user's changeset should be forbidden when date isn't public"
+ content update_changeset(private_node.to_xml,
+ create(:changeset).id)
+ put :update, :id => private_node.id
+ assert_require_public_data "update with other user's changeset should be forbidden when data isn't public"
# try and update in a closed changeset
- content update_changeset(current_nodes(:visible_node).to_xml,
- changesets(:normal_user_closed_change).id)
- put :update, :id => current_nodes(:visible_node).id
+ content update_changeset(private_node.to_xml,
+ create(:changeset, :closed, :user => private_user).id)
+ put :update, :id => private_node.id
assert_require_public_data "update with closed changeset should be forbidden, when data isn't public"
# try and update in a non-existant changeset
- content update_changeset(current_nodes(:visible_node).to_xml, 0)
- put :update, :id => current_nodes(:visible_node).id
- assert_require_public_data("update with changeset=0 should be forbidden, when data isn't public")
+ content update_changeset(private_node.to_xml, 0)
+ put :update, :id => private_node.id
+ assert_require_public_data "update with changeset=0 should be forbidden, when data isn't public"
## try and submit invalid updates
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lat', 91.0);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(private_node.to_xml, "lat", 91.0)
+ put :update, :id => private_node.id
assert_require_public_data "node at lat=91 should be forbidden, when data isn't public"
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lat', -91.0);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(private_node.to_xml, "lat", -91.0)
+ put :update, :id => private_node.id
assert_require_public_data "node at lat=-91 should be forbidden, when data isn't public"
-
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lon', 181.0);
- put :update, :id => current_nodes(:visible_node).id
+
+ content xml_attr_rewrite(private_node.to_xml, "lon", 181.0)
+ put :update, :id => private_node.id
assert_require_public_data "node at lon=181 should be forbidden, when data isn't public"
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lon', -181.0);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(private_node.to_xml, "lon", -181.0)
+ put :update, :id => private_node.id
assert_require_public_data "node at lon=-181 should be forbidden, when data isn't public"
-
- ## finally, produce a good request which should work
- content current_nodes(:visible_node).to_xml
- put :update, :id => current_nodes(:visible_node).id
+
+ ## finally, produce a good request which still won't work
+ content private_node.to_xml
+ put :update, :id => private_node.id
assert_require_public_data "should have failed with a forbidden when data isn't public"
-
+
## Finally test with the public user
-
+
# try and update a node without authorisation
- # first try to delete node without auth
- content current_nodes(:visible_node).to_xml
- put :update, :id => current_nodes(:visible_node).id
+ # first try to update node without auth
+ content node.to_xml
+ put :update, :id => node.id
assert_response :forbidden
-
+
# setup auth
- basic_authorization(users(:public_user).email, "test")
+ basic_authorization(user.email, "test")
## trying to break changesets
# try and update in someone else's changeset
- content update_changeset(current_nodes(:visible_node).to_xml,
- changesets(:normal_user_first_change).id)
- put :update, :id => current_nodes(:visible_node).id
+ content update_changeset(node.to_xml,
+ create(:changeset).id)
+ put :update, :id => node.id
assert_response :conflict, "update with other user's changeset should be rejected"
# try and update in a closed changeset
- content update_changeset(current_nodes(:visible_node).to_xml,
- changesets(:normal_user_closed_change).id)
- put :update, :id => current_nodes(:visible_node).id
+ content update_changeset(node.to_xml,
+ create(:changeset, :closed, :user => user).id)
+ put :update, :id => node.id
assert_response :conflict, "update with closed changeset should be rejected"
# try and update in a non-existant changeset
- content update_changeset(current_nodes(:visible_node).to_xml, 0)
- put :update, :id => current_nodes(:visible_node).id
+ content update_changeset(node.to_xml, 0)
+ put :update, :id => node.id
assert_response :conflict, "update with changeset=0 should be rejected"
## try and submit invalid updates
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lat', 91.0);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(node.to_xml, "lat", 91.0)
+ put :update, :id => node.id
assert_response :bad_request, "node at lat=91 should be rejected"
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lat', -91.0);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(node.to_xml, "lat", -91.0)
+ put :update, :id => node.id
assert_response :bad_request, "node at lat=-91 should be rejected"
-
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lon', 181.0);
- put :update, :id => current_nodes(:visible_node).id
+
+ content xml_attr_rewrite(node.to_xml, "lon", 181.0)
+ put :update, :id => node.id
assert_response :bad_request, "node at lon=181 should be rejected"
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml, 'lon', -181.0);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(node.to_xml, "lon", -181.0)
+ put :update, :id => node.id
assert_response :bad_request, "node at lon=-181 should be rejected"
## next, attack the versioning
- current_node_version = current_nodes(:visible_node).version
+ current_node_version = node.version
# try and submit a version behind
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml,
- 'version', current_node_version - 1);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(node.to_xml,
+ "version", current_node_version - 1)
+ put :update, :id => node.id
assert_response :conflict, "should have failed on old version number"
-
+
# try and submit a version ahead
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml,
- 'version', current_node_version + 1);
- put :update, :id => current_nodes(:visible_node).id
+ content xml_attr_rewrite(node.to_xml,
+ "version", current_node_version + 1)
+ put :update, :id => node.id
assert_response :conflict, "should have failed on skipped version number"
# try and submit total crap in the version field
- content xml_attr_rewrite(current_nodes(:visible_node).to_xml,
- 'version', 'p1r4t3s!');
- put :update, :id => current_nodes(:visible_node).id
- assert_response :conflict,
- "should not be able to put 'p1r4at3s!' in the version field"
-
+ content xml_attr_rewrite(node.to_xml,
+ "version", "p1r4t3s!")
+ put :update, :id => node.id
+ assert_response :conflict,
+ "should not be able to put 'p1r4at3s!' in the version field"
+
## try an update with the wrong ID
- content current_nodes(:public_visible_node).to_xml
- put :update, :id => current_nodes(:visible_node).id
- assert_response :bad_request,
- "should not be able to update a node with a different ID from the XML"
+ content create(:node).to_xml
+ put :update, :id => node.id
+ assert_response :bad_request,
+ "should not be able to update a node with a different ID from the XML"
## try an update with a minimal valid XML doc which isn't a well-formed OSM doc.
content ""
- put :update, :id => current_nodes(:visible_node).id
- assert_response :bad_request,
- "should not be able to update a node with non-OSM XML doc."
+ put :update, :id => node.id
+ assert_response :bad_request,
+ "should not be able to update a node with non-OSM XML doc."
## finally, produce a good request which should work
- content current_nodes(:public_visible_node).to_xml
- put :update, :id => current_nodes(:public_visible_node).id
+ content node.to_xml
+ put :update, :id => node.id
assert_response :success, "a valid update request failed"
end
@@ -449,50 +458,54 @@ class NodeControllerTest < ActionController::TestCase
##
# test adding tags to a node
def test_duplicate_tags
+ existing_tag = create(:node_tag)
+ assert_equal true, existing_tag.node.changeset.user.data_public
# setup auth
- basic_authorization(users(:public_user).email, "test")
+ basic_authorization(existing_tag.node.changeset.user.email, "test")
# add an identical tag to the node
tag_xml = XML::Node.new("tag")
- tag_xml['k'] = current_node_tags(:public_v_t1).k
- tag_xml['v'] = current_node_tags(:public_v_t1).v
+ tag_xml["k"] = existing_tag.k
+ tag_xml["v"] = existing_tag.v
# add the tag into the existing xml
- node_xml = current_nodes(:public_visible_node).to_xml
+ node_xml = existing_tag.node.to_xml
node_xml.find("//osm/node").first << tag_xml
# try and upload it
content node_xml
- put :update, :id => current_nodes(:public_visible_node).id
- assert_response :bad_request,
- "adding duplicate tags to a node should fail with 'bad request'"
- assert_equal "Element node/#{current_nodes(:public_visible_node).id} has duplicate tags with key #{current_node_tags(:t1).k}", @response.body
+ put :update, :id => existing_tag.node.id
+ assert_response :bad_request,
+ "adding duplicate tags to a node should fail with 'bad request'"
+ assert_equal "Element node/#{existing_tag.node.id} has duplicate tags with key #{existing_tag.k}", @response.body
end
# test whether string injection is possible
def test_string_injection
+ private_user = create(:user, :data_public => false)
+ private_changeset = create(:changeset, :user => private_user)
+ user = create(:user)
+ changeset = create(:changeset, :user => user)
+
## First try with the non-data public user
- basic_authorization(users(:normal_user).email, "test")
- changeset_id = changesets(:normal_user_first_change).id
+ basic_authorization(private_user.email, "test")
- # try and put something into a string that the API might
+ # try and put something into a string that the API might
# use unquoted and therefore allow code injection...
- content "" +
- '' +
- ''
+ content "" +
+ '' +
+ ""
put :create
assert_require_public_data "Shouldn't be able to create with non-public user"
-
-
+
## Then try with the public data user
- basic_authorization(users(:public_user).email, "test")
- changeset_id = changesets(:public_user_first_change).id
+ basic_authorization(user.email, "test")
- # try and put something into a string that the API might
+ # try and put something into a string that the API might
# use unquoted and therefore allow code injection...
- content "" +
- '' +
- ''
+ content "" +
+ '' +
+ ""
put :create
assert_response :success
nodeid = @response.body
@@ -500,37 +513,29 @@ class NodeControllerTest < ActionController::TestCase
# find the node in the database
checknode = Node.find(nodeid)
assert_not_nil checknode, "node not found in data base after upload"
-
+
# and grab it using the api
get :read, :id => nodeid
assert_response :success
apinode = Node.from_xml(@response.body)
assert_not_nil apinode, "downloaded node is nil, but shouldn't be"
-
+
# check the tags are not corrupted
assert_equal checknode.tags, apinode.tags
- assert apinode.tags.include?('#{@user.inspect}')
- end
-
- def basic_authorization(user, pass)
- @request.env["HTTP_AUTHORIZATION"] = "Basic %s" % Base64.encode64("#{user}:#{pass}")
- end
-
- def content(c)
- @request.env["RAW_POST_DATA"] = c.to_s
+ assert apinode.tags.include?("\#{@user.inspect}")
end
##
# update the changeset_id of a node element
def update_changeset(xml, changeset_id)
- xml_attr_rewrite(xml, 'changeset', 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/node").first[name] = value.to_s
- return xml
+ xml
end
##