add BinPack test

2 files changed, 10 insertions, 1 deletions

diff --git a/src/mbgl/geometry/binpack.hpp b/src/mbgl/geometry/binpack.hpp
index 9aadaa202c..504417f452 100644
--- a/src/mbgl/geometry/binpack.hpp
+++ b/src/mbgl/geometry/binpack.hpp
@@ -23,7 +23,11 @@ public:
             if (width <= ref.w && height <= ref.h) {
                 if (smallest == free.end() || (ref.y <= rect.y && ref.x <= rect.x)) {
                     smallest = it;
+                } else {
+                    // Our current "smallest" rect is already closer to 0/0.
                 }
+            } else {
+                // The rect in the free list is not big enough.
             }
         }
 
diff --git a/src/mbgl/util/rect.hpp b/src/mbgl/util/rect.hpp
index b5f07eb23d..f4eb0679c4 100644
--- a/src/mbgl/util/rect.hpp
+++ b/src/mbgl/util/rect.hpp
@@ -12,10 +12,15 @@ struct Rect {
     T originalW = 0, originalH = 0;
 
     template <typename Number>
-    Rect operator *(Number value) const {
+    inline Rect operator *(Number value) const {
         return Rect(x * value, y * value, w * value, h * value);
     }
 
+    template <typename R>
+    inline bool operator==(const R& r) const {
+        return x == r.x && y == r.y && w == r.w && h == r.h;
+    }
+
     inline bool hasArea() const { return w != 0 && h != 0; }
 };
 }