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require 'test/unit/testsuite'
require 'test/unit/testcase'
require 'stringio'
begin
require 'zlib'
rescue LoadError
end
if defined? Zlib
class TestZlibGzipReader < Test::Unit::TestCase
D0 = "\037\213\010\000S`\017A\000\003\003\000\000\000\000\000\000\000\000\000"
def test_read0
assert_equal("", Zlib::GzipReader.new(StringIO.new(D0)).read(0))
end
def test_ungetc
s = ""
w = Zlib::GzipWriter.new(StringIO.new(s))
w << (1...1000).to_a.inspect
w.close
r = Zlib::GzipReader.new(StringIO.new(s))
r.read(100)
r.ungetc ?a
assert_nothing_raised("[ruby-dev:24060]") {
r.read(100)
r.read
r.close
}
end
def test_ungetc_paragraph
s = ""
w = Zlib::GzipWriter.new(StringIO.new(s))
w << "abc"
w.close
r = Zlib::GzipReader.new(StringIO.new(s))
r.ungetc ?\n
assert_equal("abc", r.gets(""))
assert_nothing_raised("[ruby-dev:24065]") {
r.read
r.close
}
end
end
class TestZlibGzipWriter < Test::Unit::TestCase
def test_invalid_new
assert_raise(NoMethodError, "[ruby-dev:23228]") { Zlib::GzipWriter.new(nil).close }
assert_raise(NoMethodError, "[ruby-dev:23344]") { Zlib::GzipWriter.new(true).close }
assert_raise(NoMethodError, "[ruby-dev:23344]") { Zlib::GzipWriter.new(0).close }
assert_raise(NoMethodError, "[ruby-dev:23344]") { Zlib::GzipWriter.new(:hoge).close }
end
end
end
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