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* test/stringio/test_stringio.rb (test_ungetc_pos): added.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22254 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2009-02-12 10:41:48 +00:00
parent ee159271dd
commit 48149dff32
1 changed files with 15 additions and 0 deletions
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15
test/stringio/test_stringio.rb
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@ -394,4 +394,19 @@ class TestStringIO < Test::Unit::TestCase
def test_method def test_method
assert_equal(:ok, C.new.foo, 'Bug #632 [ruby-core:19282]') assert_equal(:ok, C.new.foo, 'Bug #632 [ruby-core:19282]')
end end
def test_ungetc_pos
b = '\\b00010001 \\B00010001 \\b1 \\B1 \\b000100011'
s = StringIO.new( b )
expected_pos = 0
while n = s.getc
assert_equal( expected_pos + 1, s.pos )
s.ungetc( n )
assert_equal( expected_pos, s.pos )
assert_equal( n, s.getc )
expected_pos += 1
end
end
end end