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Additional test coverage to Enumerator#peek.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44201 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2013-12-14 04:17:06 +00:00
parent 14557c7829
commit 7f83b7872a
1 changed files with 9 additions and 0 deletions
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9
test/ruby/test_enumerator.rb
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@ -616,5 +616,14 @@ class TestEnumerator < Test::Unit::TestCase
assert_equal 5, 'hello'.each_char.size
assert_equal 5, 'hello'.each_codepoint.size
end
def test_peek_for_enumerator_objects
e = 2.times
assert_equal(0, e.peek)
e.next
assert_equal(1, e.peek)
e.next
assert_raise(StopIteration) { e.peek }
end
end