From 64c8ef626ffab7c6a79829854febf54c939afa7c Mon Sep 17 00:00:00 2001
From: Ansis Brammanis <ansis.brammanis@gmail.com>
Date: Wed, 13 Feb 2013 15:10:48 -0500
Subject: [PATCH] Add general test for spatial tree

---
 js/id/core/tree.js     | 4 ++--
 test/spec/core/tree.js | 7 +++++++
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/js/id/core/tree.js b/js/id/core/tree.js
index 34b46535f..498ccf429 100644
--- a/js/id/core/tree.js
+++ b/js/id/core/tree.js
@@ -12,8 +12,8 @@ iD.Tree = function(graph) {
     function extentRectangle(extent) {
             x = m * extent[0][0],
             y = m * extent[0][1],
-            dx = m * extent[1][0] - x || 2,
-            dy = m * extent[1][1] - y || 2;
+            dx = m * extent[1][0] - x || 1,
+            dy = m * extent[1][1] - y || 1;
         return new RTree.Rectangle(~~x, ~~y, ~~dx - 1, ~~dy - 1);
     }
 
diff --git a/test/spec/core/tree.js b/test/spec/core/tree.js
index 39769c40d..4cb0cf073 100644
--- a/test/spec/core/tree.js
+++ b/test/spec/core/tree.js
@@ -44,5 +44,12 @@ describe("iD.Tree", function() {
             tree.rebase(['n']);
             expect(tree.intersects(iD.geo.Extent([0, 0], [1, 1]), g)).to.eql([way, node]);
         });
+
+        it("includes entities within extent, excludes those without", function() {
+            var n1 = iD.Node({ id: 'n1', loc: [1, 1]});
+            var n2 = iD.Node({ id: 'n2', loc: [3, 3]});
+            var g = tree.graph().replace(n1).replace(n2);
+            expect(tree.intersects(iD.geo.Extent([0, 0], [1.1, 1.1]), g)).to.eql([n1]);
+        });
     });
 });