test_enum.rb: add tests

* test/ruby/test_enum.rb (test_each_slice, test_each_cons): add
  missing tests for Enumerable#each_slice and Enumerable#each_cons.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45602 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 0 deletions

diff --git a/test/ruby/test_enum.rb b/test/ruby/test_enum.rb
index 5668ce4de0..0fbfeebc2f 100644
--- a/test/ruby/test_enum.rb
+++ b/test/ruby/test_enum.rb
@@ -338,6 +338,18 @@ class TestEnumerable < Test::Unit::TestCase
     assert_equal([1, 2, 3, 1, 2], a)
   end
 
+  def test_each_slice
+    ary = []
+    (1..10).each_slice(3) {|a| ary << a}
+    assert_equal([[1, 2, 3], [4, 5, 6], [7, 8, 9], [10]], ary)
+  end
+
+  def test_each_cons
+    ary = []
+    (1..5).each_cons(3) {|a| ary << a}
+    assert_equal([[1, 2, 3], [2, 3, 4], [3, 4, 5]], ary)
+  end
+
   def test_zip
     assert_equal([[1,1],[2,2],[3,3],[1,1],[2,2]], @obj.zip(@obj))
     a = []