From b66ba54ccb563b827e915a5d98de78c236cf3963 Mon Sep 17 00:00:00 2001
From: mpeterv <mpeterval@gmail.com>
Date: Thu, 19 Nov 2015 14:10:38 +0300
Subject: [PATCH] Add tests for __mode

---
 spec/metamethods_spec.lua | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/spec/metamethods_spec.lua b/spec/metamethods_spec.lua
index 234e618..f9a79a9 100644
--- a/spec/metamethods_spec.lua
+++ b/spec/metamethods_spec.lua
@@ -41,6 +41,7 @@ describe('Metamethods', function()
         if type(a)=="number" then return b.class:new(a*b.x, a*b.y, a*b.z) end
       end
       Vector.__metatable = "metatable of a vector"
+      Vector.__mode = "k"
 
       a = Vector:new(1,2,3)
       b = Vector:new(2,4,6)
@@ -94,6 +95,12 @@ describe('Metamethods', function()
       assert.equal("metatable of a vector", getmetatable(a))
     end)
 
+    it('implements __mode', function()
+      a[{}] = true
+      collectgarbage()
+      for k in pairs(a) do assert.not_table(k) end
+    end)
+
     --[[
     it('implements __index', function()
       assert.equal(b[1], 3)
@@ -158,6 +165,12 @@ describe('Metamethods', function()
         assert.equal("metatable of a vector", getmetatable(c))
       end)
 
+      it('implements __mode', function()
+        c[{}] = true
+        collectgarbage()
+        for k in pairs(c) do assert.not_table(k) end
+      end)
+
       describe('Updates', function()
         it('overrides __add', function()
           Vector2.__add = function(a, b) return Vector.__add(a, b)/2 end