639 lines
17 KiB
Ruby
639 lines
17 KiB
Ruby
require 'test/unit'
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require 'stringio'
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require 'tempfile'
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begin
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require 'zlib'
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rescue LoadError
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end
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if defined? Zlib
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class TestZlibDeflate < Test::Unit::TestCase
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def test_initialize
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z = Zlib::Deflate.new
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s = z.deflate("foo", Zlib::FINISH)
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assert_equal("foo", Zlib::Inflate.inflate(s))
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z = Zlib::Deflate.new
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s = z.deflate("foo")
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s << z.deflate(nil, Zlib::FINISH)
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assert_equal("foo", Zlib::Inflate.inflate(s))
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assert_raise(Zlib::StreamError) { Zlib::Deflate.new(10000) }
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end
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def test_dup
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z1 = Zlib::Deflate.new
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s = z1.deflate("foo")
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z2 = z1.dup
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s1 = s + z1.deflate("bar", Zlib::FINISH)
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s2 = s + z2.deflate("baz", Zlib::FINISH)
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assert_equal("foobar", Zlib::Inflate.inflate(s1))
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assert_equal("foobaz", Zlib::Inflate.inflate(s2))
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end
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def test_deflate
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s = Zlib::Deflate.deflate("foo")
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assert_equal("foo", Zlib::Inflate.inflate(s))
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assert_raise(Zlib::StreamError) { Zlib::Deflate.deflate("foo", 10000) }
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end
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def test_addstr
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z = Zlib::Deflate.new
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z << "foo"
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s = z.deflate(nil, Zlib::FINISH)
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assert_equal("foo", Zlib::Inflate.inflate(s))
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end
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def test_flush
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z = Zlib::Deflate.new
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z << "foo"
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s = z.flush
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z << "bar"
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s << z.flush_next_in
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z << "baz"
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s << z.flush_next_out
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s << z.deflate("qux", Zlib::FINISH)
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assert_equal("foobarbazqux", Zlib::Inflate.inflate(s))
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end
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def test_avail
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z = Zlib::Deflate.new
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assert_equal(0, z.avail_in)
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assert_equal(0, z.avail_out)
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z << "foo"
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z.avail_out += 100
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z << "bar"
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s = z.finish
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assert_equal("foobar", Zlib::Inflate.inflate(s))
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end
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def test_total
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z = Zlib::Deflate.new
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1000.times { z << "foo" }
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s = z.finish
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assert_equal(3000, z.total_in)
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assert_operator(3000, :>, z.total_out)
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assert_equal("foo" * 1000, Zlib::Inflate.inflate(s))
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end
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def test_data_type
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z = Zlib::Deflate.new
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assert([Zlib::ASCII, Zlib::BINARY, Zlib::UNKNOWN].include?(z.data_type))
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end
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def test_adler
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z = Zlib::Deflate.new
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z << "foo"
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s = z.finish
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assert_equal(0x02820145, z.adler)
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end
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def test_finished_p
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z = Zlib::Deflate.new
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assert_equal(false, z.finished?)
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z << "foo"
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assert_equal(false, z.finished?)
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s = z.finish
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assert_equal(true, z.finished?)
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z.close
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assert_raise(Zlib::Error) { z.finished? }
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end
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def test_closed_p
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z = Zlib::Deflate.new
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assert_equal(false, z.closed?)
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z << "foo"
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assert_equal(false, z.closed?)
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s = z.finish
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assert_equal(false, z.closed?)
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z.close
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assert_equal(true, z.closed?)
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end
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def test_params
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z = Zlib::Deflate.new
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z << "foo"
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z.params(Zlib::DEFAULT_COMPRESSION, Zlib::DEFAULT_STRATEGY)
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z << "bar"
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s = z.finish
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assert_equal("foobar", Zlib::Inflate.inflate(s))
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data = ('a'..'z').to_a.join
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z = Zlib::Deflate.new(Zlib::NO_COMPRESSION, Zlib::MAX_WBITS,
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Zlib::DEF_MEM_LEVEL, Zlib::DEFAULT_STRATEGY)
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z << data[0, 10]
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z.params(Zlib::BEST_COMPRESSION, Zlib::DEFAULT_STRATEGY)
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z << data[10 .. -1]
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assert_equal(data, Zlib::Inflate.inflate(z.finish))
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z = Zlib::Deflate.new
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s = z.deflate("foo", Zlib::FULL_FLUSH)
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z.avail_out = 0
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z.params(Zlib::NO_COMPRESSION, Zlib::FILTERED)
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s << z.deflate("bar", Zlib::FULL_FLUSH)
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z.avail_out = 0
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z.params(Zlib::BEST_COMPRESSION, Zlib::HUFFMAN_ONLY)
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s << z.deflate("baz", Zlib::FINISH)
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assert_equal("foobarbaz", Zlib::Inflate.inflate(s))
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z = Zlib::Deflate.new
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assert_raise(Zlib::StreamError) { z.params(10000, 10000) }
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z.close # without this, outputs `zlib(finalizer): the stream was freed prematurely.'
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end
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def test_set_dictionary
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z = Zlib::Deflate.new
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z.set_dictionary("foo")
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s = z.deflate("foo" * 100, Zlib::FINISH)
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z = Zlib::Inflate.new
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assert_raise(Zlib::NeedDict) { z.inflate(s) }
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z.set_dictionary("foo")
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assert_equal("foo" * 100, z.inflate(s)) # ???
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z = Zlib::Deflate.new
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z << "foo"
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assert_raise(Zlib::StreamError) { z.set_dictionary("foo") }
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z.close # without this, outputs `zlib(finalizer): the stream was freed prematurely.'
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end
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def test_reset
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z = Zlib::Deflate.new
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z << "foo"
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z.reset
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z << "bar"
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s = z.finish
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assert_equal("bar", Zlib::Inflate.inflate(s))
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end
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def test_close
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z = Zlib::Deflate.new
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z.close
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assert_raise(Zlib::Error) { z << "foo" }
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assert_raise(Zlib::Error) { z.reset }
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end
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end
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class TestZlibInflate < Test::Unit::TestCase
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def test_initialize
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assert_raise(Zlib::StreamError) { Zlib::Inflate.new(-1) }
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s = Zlib::Deflate.deflate("foo")
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z = Zlib::Inflate.new
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z << s << nil
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assert_equal("foo", z.finish)
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end
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def test_inflate
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s = Zlib::Deflate.deflate("foo")
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z = Zlib::Inflate.new
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s = z.inflate(s)
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s << z.inflate(nil)
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assert_equal("foo", s)
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z.inflate("foo") # ???
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z << "foo" # ???
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end
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def test_sync
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z = Zlib::Deflate.new
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s = z.deflate("foo" * 1000, Zlib::FULL_FLUSH)
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z.avail_out = 0
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z.params(Zlib::NO_COMPRESSION, Zlib::FILTERED)
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s << z.deflate("bar" * 1000, Zlib::FULL_FLUSH)
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z.avail_out = 0
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z.params(Zlib::BEST_COMPRESSION, Zlib::HUFFMAN_ONLY)
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s << z.deflate("baz" * 1000, Zlib::FINISH)
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z = Zlib::Inflate.new
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assert_raise(Zlib::DataError) { z << "\0" * 100 }
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assert_equal(false, z.sync(""))
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assert_equal(false, z.sync_point?)
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z = Zlib::Inflate.new
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assert_raise(Zlib::DataError) { z << "\0" * 100 + s }
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assert_equal(true, z.sync(""))
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#assert_equal(true, z.sync_point?)
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z = Zlib::Inflate.new
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assert_equal(false, z.sync("\0" * 100))
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assert_equal(false, z.sync_point?)
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z = Zlib::Inflate.new
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assert_equal(true, z.sync("\0" * 100 + s))
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#assert_equal(true, z.sync_point?)
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end
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def test_set_dictionary
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z = Zlib::Inflate.new
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assert_raise(Zlib::StreamError) { z.set_dictionary("foo") }
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z.close
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end
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end
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class TestZlibGzipFile < Test::Unit::TestCase
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def test_to_io
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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assert_kind_of(IO, f.to_io)
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end
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def test_crc
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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f.read
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assert_equal(0x8c736521, f.crc)
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end
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def test_mtime
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tim = Time.now
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) do |gz|
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gz.mtime = -1
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gz.mtime = tim
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gz.print("foo")
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gz.flush
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assert_raise(Zlib::GzipFile::Error) { gz.mtime = Time.now }
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end
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f = Zlib::GzipReader.open(t.path)
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assert_equal(tim.to_i, f.mtime.to_i)
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end
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def test_level
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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assert_equal(Zlib::DEFAULT_COMPRESSION, f.level)
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end
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def test_os_code
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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assert_equal(Zlib::OS_CODE, f.os_code)
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end
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def test_orig_name
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) do |gz|
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gz.orig_name = "foobarbazqux\0quux"
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gz.print("foo")
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gz.flush
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assert_raise(Zlib::GzipFile::Error) { gz.orig_name = "quux" }
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end
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f = Zlib::GzipReader.open(t.path)
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assert_equal("foobarbazqux", f.orig_name)
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end
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def test_comment
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) do |gz|
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gz.comment = "foobarbazqux\0quux"
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gz.print("foo")
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gz.flush
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assert_raise(Zlib::GzipFile::Error) { gz.comment = "quux" }
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end
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f = Zlib::GzipReader.open(t.path)
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assert_equal("foobarbazqux", f.comment)
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end
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def test_lineno
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo\nbar\nbaz\nqux\n") }
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f = Zlib::GzipReader.open(t.path)
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assert_equal([0, "foo\n"], [f.lineno, f.gets])
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assert_equal([1, "bar\n"], [f.lineno, f.gets])
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f.lineno = 1000
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assert_equal([1000, "baz\n"], [f.lineno, f.gets])
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assert_equal([1001, "qux\n"], [f.lineno, f.gets])
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end
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def test_closed_p
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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assert_equal(false, f.closed?)
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f.read
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assert_equal(false, f.closed?)
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f.close
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assert_equal(true, f.closed?)
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end
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def test_sync
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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f.sync = true
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assert_equal(true, f.sync)
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f.read
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f.sync = false
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assert_equal(false, f.sync)
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f.close
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end
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def test_pos
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t = Tempfile.new("test_zlib_gzip_file")
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t.close
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Zlib::GzipWriter.open(t.path) do |gz|
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gz.print("foo")
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gz.flush
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assert_equal(3, gz.tell)
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end
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end
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end
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class TestZlibGzipReader < Test::Unit::TestCase
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D0 = "\037\213\010\000S`\017A\000\003\003\000\000\000\000\000\000\000\000\000"
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def test_read0
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assert_equal("", Zlib::GzipReader.new(StringIO.new(D0)).read(0))
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end
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def test_ungetc
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s = ""
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w = Zlib::GzipWriter.new(StringIO.new(s))
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w << (1...1000).to_a.inspect
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w.close
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r = Zlib::GzipReader.new(StringIO.new(s))
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r.read(100)
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r.ungetc ?a
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assert_nothing_raised("[ruby-dev:24060]") {
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r.read(100)
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r.read
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r.close
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}
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end
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def test_ungetc_paragraph
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s = ""
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w = Zlib::GzipWriter.new(StringIO.new(s))
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w << "abc"
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w.close
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r = Zlib::GzipReader.new(StringIO.new(s))
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r.ungetc ?\n
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assert_equal("abc", r.gets(""))
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assert_nothing_raised("[ruby-dev:24065]") {
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r.read
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r.close
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}
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end
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def test_open
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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assert_raise(ArgumentError) { Zlib::GzipReader.open }
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assert_equal("foo", Zlib::GzipReader.open(t.path) {|gz| gz.read })
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f = Zlib::GzipReader.open(t.path)
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assert_equal("foo", f.read)
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f.close
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end
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def test_rewind
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
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f = Zlib::GzipReader.open(t.path)
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assert_equal("foo", f.read)
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f.rewind
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assert_equal("foo", f.read)
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f.close
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end
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def test_unused
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foobar") }
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f = Zlib::GzipReader.open(t.path)
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assert_equal("foo", f.read(3))
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f.unused
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assert_equal("bar", f.read)
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f.unused
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f.close
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end
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def test_read
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foobar") }
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f = Zlib::GzipReader.open(t.path)
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assert_raise(ArgumentError) { f.read(-1) }
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end
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def test_readpartial
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foobar") }
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f = Zlib::GzipReader.open(t.path)
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assert("foo".start_with?(f.readpartial(3)))
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f = Zlib::GzipReader.open(t.path)
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s = ""
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f.readpartial(3, s)
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assert("foo".start_with?(s))
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assert_raise(ArgumentError) { f.readpartial(-1) }
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end
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def test_getc
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foobar") }
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f = Zlib::GzipReader.open(t.path)
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"foobar".each_byte {|c| assert_equal(c, f.getc) }
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assert_nil(f.getc)
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end
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def test_readchar
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foobar") }
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f = Zlib::GzipReader.open(t.path)
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"foobar".each_byte {|c| assert_equal(c, f.readchar) }
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assert_raise(EOFError) { f.readchar }
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end
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def test_each_byte
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foobar") }
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f = Zlib::GzipReader.open(t.path)
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a = []
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f.each_byte {|c| a << c }
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assert_equal("foobar".each_byte.to_a, a)
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end
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def test_gets
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t = Tempfile.new("test_zlib_gzip_reader")
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t.close
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Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo\nbar\nbaz\n") }
|
|
|
|
f = Zlib::GzipReader.open(t.path)
|
|
assert_equal("foo\n", f.gets)
|
|
assert_equal("bar\n", f.gets)
|
|
assert_equal("baz\n", f.gets)
|
|
assert_nil(f.gets)
|
|
f.close
|
|
|
|
f = Zlib::GzipReader.open(t.path)
|
|
assert_equal("foo\nbar\nbaz\n", f.gets(nil))
|
|
f.close
|
|
end
|
|
|
|
def test_gets
|
|
t = Tempfile.new("test_zlib_gzip_reader")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo\nbar\nbaz\n") }
|
|
|
|
f = Zlib::GzipReader.open(t.path)
|
|
assert_equal("foo\n", f.readline)
|
|
assert_equal("bar\n", f.readline)
|
|
assert_equal("baz\n", f.readline)
|
|
assert_raise(EOFError) { f.readline }
|
|
f.close
|
|
end
|
|
|
|
def test_each
|
|
t = Tempfile.new("test_zlib_gzip_reader")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo\nbar\nbaz\n") }
|
|
|
|
f = Zlib::GzipReader.open(t.path)
|
|
a = ["foo\n", "bar\n", "baz\n"]
|
|
f.each {|l| assert_equal(a.shift, l) }
|
|
f.close
|
|
end
|
|
|
|
def test_readlines
|
|
t = Tempfile.new("test_zlib_gzip_reader")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo\nbar\nbaz\n") }
|
|
|
|
f = Zlib::GzipReader.open(t.path)
|
|
assert_equal(["foo\n", "bar\n", "baz\n"], f.readlines)
|
|
f.close
|
|
end
|
|
|
|
def test_reader_wrap
|
|
t = Tempfile.new("test_zlib_gzip_reader")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
|
|
f = open(t.path)
|
|
assert_equal("foo", Zlib::GzipReader.wrap(f) {|gz| gz.read })
|
|
assert_raise(IOError) { f.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
|
|
|
|
def test_open
|
|
assert_raise(ArgumentError) { Zlib::GzipWriter.open }
|
|
|
|
t = Tempfile.new("test_zlib_gzip_writer")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
|
|
assert_equal("foo", Zlib::GzipReader.open(t.path) {|gz| gz.read })
|
|
|
|
f = Zlib::GzipWriter.open(t.path)
|
|
f.print("bar")
|
|
f.close
|
|
assert_equal("bar", Zlib::GzipReader.open(t.path) {|gz| gz.read })
|
|
|
|
assert_raise(Zlib::StreamError) { Zlib::GzipWriter.open(t.path, 10000) }
|
|
end
|
|
|
|
def test_write
|
|
t = Tempfile.new("test_zlib_gzip_writer")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print("foo") }
|
|
assert_equal("foo", Zlib::GzipReader.open(t.path) {|gz| gz.read })
|
|
|
|
o = Object.new
|
|
def o.to_s; "bar"; end
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.print(o) }
|
|
assert_equal("bar", Zlib::GzipReader.open(t.path) {|gz| gz.read })
|
|
end
|
|
|
|
def test_putc
|
|
t = Tempfile.new("test_zlib_gzip_writer")
|
|
t.close
|
|
Zlib::GzipWriter.open(t.path) {|gz| gz.putc(?x) }
|
|
assert_equal("x", Zlib::GzipReader.open(t.path) {|gz| gz.read })
|
|
|
|
# todo: multibyte char
|
|
end
|
|
|
|
def test_writer_wrap
|
|
t = Tempfile.new("test_zlib_gzip_writer")
|
|
Zlib::GzipWriter.wrap(t) {|gz| gz.print("foo") }
|
|
t.close
|
|
assert_equal("foo", Zlib::GzipReader.open(t.path) {|gz| gz.read })
|
|
end
|
|
end
|
|
|
|
class TestZlib < Test::Unit::TestCase
|
|
def test_version
|
|
assert_instance_of(String, Zlib.zlib_version)
|
|
assert(Zlib.zlib_version.tainted?)
|
|
end
|
|
|
|
def test_adler32
|
|
assert_equal(0x00000001, Zlib.adler32)
|
|
assert_equal(0x02820145, Zlib.adler32("foo"))
|
|
assert_equal(0x02820145, Zlib.adler32("o", Zlib.adler32("fo")))
|
|
assert_equal(0x8a62c964, Zlib.adler32("abc\x01\x02\x03" * 10000))
|
|
end
|
|
|
|
def test_crc32
|
|
assert_equal(0x00000000, Zlib.crc32)
|
|
assert_equal(0x8c736521, Zlib.crc32("foo"))
|
|
assert_equal(0x8c736521, Zlib.crc32("o", Zlib.crc32("fo")))
|
|
assert_equal(0x07f0d68f, Zlib.crc32("abc\x01\x02\x03" * 10000))
|
|
end
|
|
|
|
def test_crc_table
|
|
t = Zlib.crc_table
|
|
assert_instance_of(Array, t)
|
|
t.each {|x| assert_kind_of(Integer, x) }
|
|
end
|
|
end
|
|
end
|