Added more fixtures and tests for node versioning calls.

[rails.git] / test / functional / relation_controller_test.rb

diff --git a/test/functional/relation_controller_test.rb b/test/functional/relation_controller_test.rb
index b45c808747a6e1db29316b66a16a92cc4b0c763f..ffd65f6ccc26ad3a6471925051bed72417795c3d 100644 (file)
--- a/test/functional/relation_controller_test.rb
+++ b/test/functional/relation_controller_test.rb
@@ -210,19 +210,73 @@ 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
 
+  ##
+  # 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