From fa1b536ce7163509f4d3c6d3e7e7fe20f2378613 Mon Sep 17 00:00:00 2001
From: John Firebaugh <john.firebaugh@gmail.com>
Date: Wed, 5 Dec 2012 14:45:41 -0500
Subject: [PATCH] Default relation members to empty array

---
 js/id/graph/entity.js     | 6 +++---
 test/spec/graph/entity.js | 8 ++++++++
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/js/id/graph/entity.js b/js/id/graph/entity.js
index 47487cc91..85d061406 100644
--- a/js/id/graph/entity.js
+++ b/js/id/graph/entity.js
@@ -30,11 +30,11 @@ iD.Entity.prototype = {
 };
 
 iD.Node = function(attrs) {
-    return iD.Entity({tags: {}}, attrs || {}, {type: 'node'});
+    return iD.Entity(attrs || {}, {type: 'node'});
 };
 
 iD.Way = function(attrs) {
-    return iD.Entity({tags: {}, nodes: []}, attrs || {}, {type: 'way'});
+    return iD.Entity({nodes: []}, attrs || {}, {type: 'way'});
 };
 
 iD.Way.isOneWay = function(d) {
@@ -50,5 +50,5 @@ iD.Way.isArea = function(d) {
 };
 
 iD.Relation = function(attrs) {
-    return iD.Entity({tags: {}}, attrs || {}, {type: 'relation'});
+    return iD.Entity({members: []}, attrs || {}, {type: 'relation'});
 };
diff --git a/test/spec/graph/entity.js b/test/spec/graph/entity.js
index baa15cc4f..e28c782ef 100644
--- a/test/spec/graph/entity.js
+++ b/test/spec/graph/entity.js
@@ -131,6 +131,14 @@ describe('Relation', function () {
         expect(iD.Relation({id: 'r1234'}).modified()).not.to.be.ok;
     });
 
+    it("defaults members to an empty array", function () {
+        expect(iD.Relation().members).to.eql([]);
+    });
+
+    it("sets members as specified", function () {
+        expect(iD.Relation({members: ["n-1"]}).members).to.eql(["n-1"]);
+    });
+
     it("defaults tags to an empty object", function () {
         expect(iD.Relation().tags).to.eql({});
     });