From 3112ac86164ddf54a5951c279619518001952b36 Mon Sep 17 00:00:00 2001
From: smldis <smldis@gmail.com>
Date: Tue, 8 May 2018 10:18:09 +0200
Subject: [PATCH] Add test `empty!(::Stack)`

---
 test/test_stack_and_queue.jl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/test_stack_and_queue.jl b/test/test_stack_and_queue.jl
index 0c5f0e92d..48c79c9a9 100644
--- a/test/test_stack_and_queue.jl
+++ b/test/test_stack_and_queue.jl
@@ -30,6 +30,10 @@
         @test isempty(s) == (i == n)
         @test length(s) == n - i
     end
+    
+    s = Stack(Int,1)
+    push!(s, 10)
+    @test length(empty!(s)) == 0
 
     #test that iter returns a LIFO collection