From f59098d1182f08594078bc458820c8ab8c972c46 Mon Sep 17 00:00:00 2001
From: marcandre <marcandre@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 3 Oct 2014 03:38:06 +0000
Subject: * lib/matrix.rb: Fix Matrix.rows copy bug.   Patch by Arron Mabrey.
 [Fix GH-707]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47768 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/matrix/test_matrix.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

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

diff --git a/test/matrix/test_matrix.rb b/test/matrix/test_matrix.rb
index 7c466e67fd..3e1e0db91e 100644
--- a/test/matrix/test_matrix.rb
+++ b/test/matrix/test_matrix.rb
@@ -177,6 +177,20 @@ class TestMatrix < Test::Unit::TestCase
     assert_equal(@m1, Matrix.rows([[1, 2, 3], [4, 5, 6]]))
   end
 
+  def test_rows_copy
+    rows1 = [[1], [1]]
+    rows2 = [[1], [1]]
+
+    m1 = Matrix.rows(rows1, copy = false)
+    m2 = Matrix.rows(rows2, copy = true)
+
+    rows1.uniq!
+    rows2.uniq!
+
+    assert_equal([[1]],      m1.to_a)
+    assert_equal([[1], [1]], m2.to_a)
+  end
+
   def test_columns
     assert_equal(@m1, Matrix.columns([[1, 4], [2, 5], [3, 6]]))
   end
-- 
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