Tests of Enumerator::Yielder#yield with multiple arguments

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64768 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/core/enumerator/yielder/yield_spec.rb

@@ -9,6 +9,13 @@ describe "Enumerator::Yielder#yield" do
     ary.should == [1]
   end
 
+  it "yields with passed arguments" do
+    yields = []
+    y = Enumerator::Yielder.new {|*args| yields << args }
+    y.yield 1, 2
+    yields.should == [[1, 2]]
+  end
+
   it "returns the result of the block for the given value" do
     y = Enumerator::Yielder.new {|x| x + 1}
     y.yield(1).should == 2

test/ruby/test_enumerator.rb

@@ -476,6 +476,12 @@ class TestEnumerator < Test::Unit::TestCase
     assert_equal([1], y.yield(1))
     assert_equal([1, 2], y.yield(2))
     assert_equal([1, 2, 3], y.yield(3))
+    assert_equal([1, 2, 3, 4], y.yield(4, 5))
+
+    a = []
+    y = Enumerator::Yielder.new {|*x| a.concat(x) }
+    assert_equal([1], y.yield(1))
+    assert_equal([1, 2, 3], y.yield(2, 3))
 
     assert_raise(LocalJumpError) { Enumerator::Yielder.new }
   end