From eba594b7a4e1776c2fb781582ae0613f9a989059 Mon Sep 17 00:00:00 2001
From: kalmar <kalmar@amu.edu.pl>
Date: Tue, 11 Jul 2017 16:18:11 +0200
Subject: [PATCH] sanity test mul!(a,a,b) == a*b

---
 test/runtests.jl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test/runtests.jl b/test/runtests.jl
index b40cf0b..9c78efc 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -112,6 +112,9 @@ using Nemo
          @test eltype(2.0*a) == typeof(2.0)
          @test (2.0*a).coeffs == 2.0.*(a.coeffs)
 
+         b = RG(1) + GroupRing.star(a)
+         @test a*b == mul!(a,a,b)
+
          @test isa(a/2, GroupRingElem)
          @test eltype(a/2) == typeof(1/2)
          @test (a/2).coeffs == 0.5*(a.coeffs)