X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/2d6c36d97bc8c39673be8efbab11ca64de1e89a2..d10931effaabdbdd063029394981a26893a47db5:/test/functional/relation_controller_test.rb
diff --git a/test/functional/relation_controller_test.rb b/test/functional/relation_controller_test.rb
index 8f8b72770..dc7c64de2 100644
--- a/test/functional/relation_controller_test.rb
+++ b/test/functional/relation_controller_test.rb
@@ -1,28 +1,8 @@
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
- fixtures :relations, :current_relations, :relation_members, :current_relation_members, :relation_tags, :current_relation_tags
- set_fixture_class :current_relations => :Relation
- set_fixture_class :relations => :OldRelation
-
- 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
-
- def content(c)
- @request.env["RAW_POST_DATA"] = c
- end
# -------------------------------------
# Test reading relations.
@@ -40,32 +20,49 @@ 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!
- 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
@@ -80,10 +77,65 @@ class RelationControllerTest < Test::Unit::TestCase
# -------------------------------------
def test_create
- basic_authorization "test@openstreetmap.org", "test"
+ basic_authorization users(:normal_user).email, "test"
+
+ # put the relation in a dummy fixture changset
+ changeset_id = changesets(:normal_user_first_change).id
# create an relation without members
- content ""
+ content ""
+ put :create
+ # hope for forbidden, due to user
+ assert_response :forbidden,
+ "relation upload should have failed with forbidden"
+
+ ###
+ # create an relation with a node as member
+ # This time try with a role attribute in the relation
+ nid = current_nodes(:used_node_1).id
+ content "" +
+ "" +
+ ""
+ put :create
+ # hope for forbidden due to user
+ assert_response :forbidden,
+ "relation upload did not return forbidden status"
+
+ ###
+ # create an relation with a node as member, this time test that we don't
+ # need a role attribute to be included
+ nid = current_nodes(:used_node_1).id
+ content "" +
+ ""+
+ ""
+ put :create
+ # hope for forbidden due to user
+ assert_response :forbidden,
+ "relation upload did not return forbidden status"
+
+ ###
+ # create an relation with a way and a node as members
+ nid = current_nodes(:used_node_1).id
+ wid = current_ways(:used_way).id
+ content "" +
+ "" +
+ "" +
+ ""
+ put :create
+ # hope for forbidden, due to user
+ assert_response :forbidden,
+ "relation upload did not return success status"
+
+
+
+ ## Now try with the public user
+ basic_authorization users(:public_user).email, "test"
+
+ # put the relation in a dummy fixture changset
+ changeset_id = changesets(:public_user_first_change).id
+
+ # create an relation without members
+ content ""
put :create
# hope for success
assert_response :success,
@@ -98,7 +150,9 @@ class RelationControllerTest < Test::Unit::TestCase
"saved relation contains members but should not"
assert_equal checkrelation.tags.length, 1,
"saved relation does not contain exactly one tag"
- assert_equal users(:normal_user).id, checkrelation.user_id,
+ assert_equal changeset_id, checkrelation.changeset.id,
+ "saved relation does not belong in the changeset it was assigned to"
+ assert_equal users(:public_user).id, checkrelation.changeset.user_id,
"saved relation does not belong to user that created it"
assert_equal true, checkrelation.visible,
"saved relation is not visible"
@@ -107,10 +161,46 @@ class RelationControllerTest < Test::Unit::TestCase
assert_response :success
+ ###
# create an relation with a node as member
+ # This time try with a role attribute in the relation
+ nid = current_nodes(:used_node_1).id
+ content "" +
+ "" +
+ ""
+ put :create
+ # hope for success
+ assert_response :success,
+ "relation upload did not return success status"
+ # read id of created relation and search for it
+ relationid = @response.body
+ checkrelation = Relation.find(relationid)
+ assert_not_nil checkrelation,
+ "uploaded relation not found in data base after upload"
+ # compare values
+ assert_equal checkrelation.members.length, 1,
+ "saved relation does not contain exactly one member"
+ assert_equal checkrelation.tags.length, 1,
+ "saved relation does not contain exactly one tag"
+ assert_equal changeset_id, checkrelation.changeset.id,
+ "saved relation does not belong in the changeset it was assigned to"
+ assert_equal users(:public_user).id, checkrelation.changeset.user_id,
+ "saved relation does not belong to user that created it"
+ assert_equal true, checkrelation.visible,
+ "saved relation is not visible"
+ # ok the relation is there but can we also retrieve it?
+
+ get :read, :id => relationid
+ assert_response :success
+
+
+ ###
+ # create an relation with a node as member, this time test that we don't
+ # need a role attribute to be included
nid = current_nodes(:used_node_1).id
- content "" +
- ""
+ content "" +
+ ""+
+ ""
put :create
# hope for success
assert_response :success,
@@ -125,7 +215,9 @@ class RelationControllerTest < Test::Unit::TestCase
"saved relation does not contain exactly one member"
assert_equal checkrelation.tags.length, 1,
"saved relation does not contain exactly one tag"
- assert_equal users(:normal_user).id, checkrelation.user_id,
+ assert_equal changeset_id, checkrelation.changeset.id,
+ "saved relation does not belong in the changeset it was assigned to"
+ assert_equal users(:public_user).id, checkrelation.changeset.user_id,
"saved relation does not belong to user that created it"
assert_equal true, checkrelation.visible,
"saved relation is not visible"
@@ -134,12 +226,14 @@ class RelationControllerTest < Test::Unit::TestCase
get :read, :id => relationid
assert_response :success
+ ###
# create an relation with a way and a node as members
nid = current_nodes(:used_node_1).id
wid = current_ways(:used_way).id
- content "" +
- "" +
- ""
+ content "" +
+ "" +
+ "" +
+ ""
put :create
# hope for success
assert_response :success,
@@ -154,7 +248,9 @@ class RelationControllerTest < Test::Unit::TestCase
"saved relation does not have exactly two members"
assert_equal checkrelation.tags.length, 1,
"saved relation does not contain exactly one tag"
- assert_equal users(:normal_user).id, checkrelation.user_id,
+ assert_equal changeset_id, checkrelation.changeset.id,
+ "saved relation does not belong in the changeset it was assigned to"
+ assert_equal users(:public_user).id, checkrelation.changeset.user_id,
"saved relation does not belong to user that created it"
assert_equal true, checkrelation.visible,
"saved relation is not visible"
@@ -164,46 +260,591 @@ class RelationControllerTest < Test::Unit::TestCase
end
+ # ------------------------------------
+ # Test updating relations
+ # ------------------------------------
+
+ ##
+ # test that, when tags are updated on a relation, the correct things
+ # happen to the correct tables and the API gives sensible results.
+ # this is to test a case that gregory marler noticed and posted to
+ # josm-dev.
+ ## FIXME Move this to an integration test
+ def test_update_relation_tags
+ basic_authorization "test@example.com", "test"
+ rel_id = current_relations(:multi_tag_relation).id
+ cs_id = changesets(:public_user_first_change).id
+
+ with_relation(rel_id) do |rel|
+ # alter one of the tags
+ tag = rel.find("//osm/relation/tag").first
+ tag['v'] = 'some changed value'
+ update_changeset(rel, cs_id)
+
+ # check that the downloaded tags are the same as the uploaded tags...
+ new_version = with_update(rel) do |new_rel|
+ assert_tags_equal rel, new_rel
+ end
+
+ # check the original one in the current_* table again
+ with_relation(rel_id) { |r| assert_tags_equal rel, r }
+
+ # now check the version in the history
+ with_relation(rel_id, new_version) { |r| assert_tags_equal rel, r }
+ end
+ end
+
+ ##
+ # test that, when tags are updated on a relation when using the diff
+ # upload function, the correct things happen to the correct tables
+ # and the API gives sensible results. this is to test a case that
+ # gregory marler noticed and posted to josm-dev.
+ def test_update_relation_tags_via_upload
+ basic_authorization users(:public_user).email, "test"
+ rel_id = current_relations(:multi_tag_relation).id
+ cs_id = changesets(:public_user_first_change).id
+
+ with_relation(rel_id) do |rel|
+ # alter one of the tags
+ tag = rel.find("//osm/relation/tag").first
+ tag['v'] = 'some changed value'
+ update_changeset(rel, cs_id)
+
+ # check that the downloaded tags are the same as the uploaded tags...
+ new_version = with_update_diff(rel) do |new_rel|
+ assert_tags_equal rel, new_rel
+ end
+
+ # check the original one in the current_* table again
+ with_relation(rel_id) { |r| assert_tags_equal rel, r }
+
+ # now check the version in the history
+ with_relation(rel_id, new_version) { |r| assert_tags_equal rel, r }
+ end
+ end
+
# -------------------------------------
# Test creating some invalid relations.
# -------------------------------------
def test_create_invalid
- basic_authorization "test@openstreetmap.org", "test"
+ basic_authorization users(:public_user).email, "test"
+
+ # put the relation in a dummy fixture changset
+ changeset_id = changesets(:public_user_first_change).id
# create a relation with non-existing node as member
- content ""
+ content "" +
+ "" +
+ ""
put :create
# expect failure
assert_response :precondition_failed,
"relation upload with invalid node did not return 'precondition failed'"
end
+ # -------------------------------------
+ # Test creating a relation, with some invalid XML
+ # -------------------------------------
+ def test_create_invalid_xml
+ basic_authorization users(:public_user).email, "test"
+
+ # put the relation in a dummy fixture changeset that works
+ changeset_id = changesets(:public_user_first_change).id
+
+ # create some xml that should return an error
+ content "" +
+ "" +
+ ""
+ put :create
+ # expect failure
+ assert_response :bad_request
+ assert_match(/Cannot parse valid relation from xml string/, @response.body)
+ assert_match(/The type is not allowed only, /, @response.body)
+ end
+
+
# -------------------------------------
# Test deleting relations.
# -------------------------------------
def test_delete
- return true
-
- # first try to delete relation without auth
+ ## First try to delete relation without auth
delete :delete, :id => current_relations(:visible_relation).id
assert_response :unauthorized
+
+
+ ## Then try with the private user, to make sure that you get a forbidden
+ basic_authorization(users(:normal_user).email, "test")
+
+ # this shouldn't work, as we should need the payload...
+ delete :delete, :id => current_relations(:visible_relation).id
+ assert_response :forbidden
+
+ # try to delete without specifying a changeset
+ content ""
+ delete :delete, :id => current_relations(:visible_relation).id
+ assert_response :forbidden
+
+ # 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 :forbidden
+
+ # 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 :forbidden
+
+ # 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 :forbidden
+
+ # 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 :forbidden
+
+ # 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 :forbidden
- # now set auth
- basic_authorization("test@openstreetmap.org", "test");
+ # 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 :forbidden
- # this should work
+ # this won't work since the relation never existed
+ delete :delete, :id => 0
+ assert_response :forbidden
+
+
+
+ ## now set auth for the public user
+ basic_authorization(users(:public_user).email, "test");
+
+ # this shouldn't work, as we should need the payload...
delete :delete, :id => current_relations(:visible_relation).id
+ assert_response :bad_request
+
+ # try to delete without specifying a changeset
+ content ""
+ delete :delete, :id => current_relations(:visible_relation).id
+ assert_response :bad_request
+ assert_match(/You are missing the required changeset in the relation/, @response.body)
+
+ # 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 a changeset owned by someone else
+ content(relations(:used_relation).to_xml)
+ delete :delete, :id => current_relations(:used_relation).id
+ assert_response :conflict,
+ "shouldn't be able to delete a relation in a changeset owned by someone else (#{@response.body})"
+
+ # this won't work because the relation in the payload is different to that passed
+ content(relations(:public_used_relation).to_xml)
+ delete :delete, :id => current_relations(:used_relation).id
+ assert_not_equal relations(:public_used_relation).id, current_relations(:used_relation).id
+ assert_response :bad_request, "shouldn't be able to delete a relation when payload is different to the url"
+
+ # this won't work because the relation is in-use by another relation
+ content(relations(:public_used_relation).to_xml)
+ delete :delete, :id => current_relations(:public_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(:multi_tag_relation).to_xml)
+ delete :delete, :id => current_relations(:multi_tag_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
+
+ # Public visible relation needs to be deleted
+ content(relations(:public_visible_relation).to_xml)
+ delete :delete, :id => current_relations(:public_visible_relation).id
+ assert_response :success
+
+ # this works now because the relation which was using this one
+ # has been deleted.
+ content(relations(:public_used_relation).to_xml)
+ delete :delete, :id => current_relations(:public_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
+
+ ##
+ # check that relations are ordered
+ def test_relation_member_ordering
+ basic_authorization(users(:public_user).email, "test")
+
+ doc_str = <
+
+
+
+
+
+
+
+OSM
+ doc = XML::Parser.string(doc_str).parse
+
+ content doc
+ put :create
+ assert_response :success, "can't create a relation: #{@response.body}"
+ relation_id = @response.body.to_i
+
+ # get it back and check the ordering
+ get :read, :id => relation_id
+ assert_response :success, "can't read back the relation: #{@response.body}"
+ check_ordering(doc, @response.body)
+
+ # insert a member at the front
+ new_member = XML::Node.new "member"
+ new_member['ref'] = 5.to_s
+ new_member['type'] = 'node'
+ new_member['role'] = 'new first'
+ doc.find("//osm/relation").first.child.prev = new_member
+ # update the version, should be 1?
+ doc.find("//osm/relation").first['id'] = relation_id.to_s
+ doc.find("//osm/relation").first['version'] = 1.to_s
+
+ # upload the next version of the relation
+ content doc
+ put :update, :id => relation_id
+ assert_response :success, "can't update relation: #{@response.body}"
+ new_version = @response.body.to_i
+
+ # get it back again and check the ordering again
+ get :read, :id => relation_id
+ assert_response :success, "can't read back the relation: #{@response.body}"
+ check_ordering(doc, @response.body)
+ end
+
+ ##
+ # check that relations can contain duplicate members
+ def test_relation_member_duplicates
+ ## First try with the private user
+ basic_authorization(users(:normal_user).email, "test");
+
+ doc_str = <
+
+
+
+
+
+
+
+OSM
+ doc = XML::Parser.string(doc_str).parse
+
+ content doc
+ put :create
+ assert_response :forbidden
+
+
+ ## Now try with the public user
+ basic_authorization(users(:public_user).email, "test");
+
+ doc_str = <
+
+
+
+
+
+
+
+OSM
+ doc = XML::Parser.string(doc_str).parse
+
+ content doc
+ put :create
+ assert_response :success, "can't create a relation: #{@response.body}"
+ relation_id = @response.body.to_i
+
+ # get it back and check the ordering
+ get :read, :id => relation_id
+ assert_response :success, "can't read back the relation: #{@response.body}"
+ check_ordering(doc, @response.body)
+ end
+
+ # ============================================================
+ # utility functions
+ # ============================================================
+
+ ##
+ # checks that the XML document and the string arguments have
+ # members in the same order.
+ def check_ordering(doc, xml)
+ new_doc = XML::Parser.string(xml).parse
+
+ doc_members = doc.find("//osm/relation/member").collect do |m|
+ [m['ref'].to_i, m['type'].to_sym, m['role']]
+ end
+
+ new_members = new_doc.find("//osm/relation/member").collect do |m|
+ [m['ref'].to_i, m['type'].to_sym, m['role']]
+ end
+
+ doc_members.zip(new_members).each do |d, n|
+ assert_equal d, n, "members are not equal - ordering is wrong? (#{doc}, #{xml})"
+ 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)
+ ## First test with the private user to check that you get a forbidden
+ basic_authorization(users(:normal_user).email, "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 ""
+ put :create
+ assert_response :forbidden, "shouldn't be able to create changeset for modify test, as should get forbidden"
+ end
+
+
+ ## Now do the whole thing with the public user
+ basic_authorization(users(:public_user).email, "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 ""
+ 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].to_f}]", 1
+ assert_select "osm>changeset[min_lat=#{bbox[1].to_f}]", 1
+ assert_select "osm>changeset[max_lon=#{bbox[2].to_f}]", 1
+ assert_select "osm>changeset[max_lat=#{bbox[3].to_f}]", 1
+ end
+ end
+
+ ##
+ # yields the relation with the given +id+ (and optional +version+
+ # to read from the history tables) into the block. the parsed XML
+ # doc is returned.
+ def with_relation(id, ver = nil)
+ if ver.nil?
+ get :read, :id => id
+ else
+ with_controller(OldRelationController.new) do
+ get :version, :id => id, :version => ver
+ end
+ end
+ assert_response :success
+ yield xml_parse(@response.body)
+ end
+
+ ##
+ # updates the relation (XML) +rel+ and
+ # yields the new version of that relation into the block.
+ # the parsed XML doc is retured.
+ def with_update(rel)
+ rel_id = rel.find("//osm/relation").first["id"].to_i
+ content rel
+ put :update, :id => rel_id
+ assert_response :success, "can't update relation: #{@response.body}"
+ version = @response.body.to_i
+
+ # now get the new version
+ get :read, :id => rel_id
+ assert_response :success
+ new_rel = xml_parse(@response.body)
+
+ yield new_rel
+
+ return version
+ end
+
+ ##
+ # updates the relation (XML) +rel+ via the diff-upload API and
+ # yields the new version of that relation into the block.
+ # the parsed XML doc is retured.
+ def with_update_diff(rel)
+ rel_id = rel.find("//osm/relation").first["id"].to_i
+ cs_id = rel.find("//osm/relation").first['changeset'].to_i
+ version = nil
+
+ with_controller(ChangesetController.new) do
+ doc = OSM::API.new.get_xml_doc
+ change = XML::Node.new 'osmChange'
+ doc.root = change
+ modify = XML::Node.new 'modify'
+ change << modify
+ modify << doc.import(rel.find("//osm/relation").first)
+
+ content doc.to_s
+ post :upload, :id => cs_id
+ assert_response :success, "can't upload diff relation: #{@response.body}"
+ version = xml_parse(@response.body).find("//diffResult/relation").first["new_version"].to_i
+ end
+
+ # now get the new version
+ get :read, :id => rel_id
+ assert_response :success
+ new_rel = xml_parse(@response.body)
+
+ yield new_rel
+
+ return version
+ end
+
+ ##
+ # returns a k->v hash of tags from an xml doc
+ def get_tags_as_hash(a)
+ a.find("//osm/relation/tag").inject({}) do |h,v|
+ h[v['k']] = v['v']
+ h
+ end
+ end
+
+ ##
+ # assert that all tags on relation documents +a+ and +b+
+ # are equal
+ def assert_tags_equal(a, b)
+ # turn the XML doc into tags hashes
+ a_tags = get_tags_as_hash(a)
+ b_tags = get_tags_as_hash(b)
+
+ assert_equal a_tags.keys, b_tags.keys, "Tag keys should be identical."
+ a_tags.each do |k, v|
+ assert_equal v, b_tags[k],
+ "Tags which were not altered should be the same. " +
+ "#{a_tags.inspect} != #{b_tags.inspect}"
+ 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.string(xml)
+ parser.parse
+ end
end