From a2ae7bccf8670865fddbfc1aa7f30ab536bb4814 Mon Sep 17 00:00:00 2001
From: marcandre <marcandre@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 7 Oct 2014 20:18:35 +0000
Subject: * lib/matrix.rb: Add @- and @+ for Matrix and Vector.   patch by gogo
 tanaka [#10068] [#10069]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47840 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/matrix/test_matrix.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'test/matrix/test_matrix.rb')

diff --git a/test/matrix/test_matrix.rb b/test/matrix/test_matrix.rb
index 2d99cead42..79ae9b965b 100644
--- a/test/matrix/test_matrix.rb
+++ b/test/matrix/test_matrix.rb
@@ -62,6 +62,15 @@ class TestMatrix < Test::Unit::TestCase
     assert_equal @m1.hash, @m3.hash
   end
 
+  def test_uplus
+    assert_equal(@m1, +@m1)
+  end
+
+  def test_negate
+    assert_equal(Matrix[[-1, -2, -3], [-4, -5, -6]], -@m1)
+    assert_equal(@m1, -(-@m1))
+  end
+
   def test_rank
     [
       [[0]],
-- 
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