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require 'test_helper'
class ZipCentralDirectoryEntryTest < MiniTest::Unit::TestCase
def test_read_from_stream
File.open("test/data/testDirectory.bin", "rb") {
|file|
entry = ::Zip::Entry.read_c_dir_entry(file)
assert_equal("longAscii.txt", entry.name)
assert_equal(::Zip::Entry::DEFLATED, entry.compression_method)
assert_equal(106490, entry.size)
assert_equal(3784, entry.compressed_size)
assert_equal(0xfcd1799c, entry.crc)
assert_equal("", entry.comment)
entry = ::Zip::Entry.read_c_dir_entry(file)
assert_equal("empty.txt", entry.name)
assert_equal(::Zip::Entry::STORED, entry.compression_method)
assert_equal(0, entry.size)
assert_equal(0, entry.compressed_size)
assert_equal(0x0, entry.crc)
assert_equal("", entry.comment)
entry = ::Zip::Entry.read_c_dir_entry(file)
assert_equal("short.txt", entry.name)
assert_equal(::Zip::Entry::STORED, entry.compression_method)
assert_equal(6, entry.size)
assert_equal(6, entry.compressed_size)
assert_equal(0xbb76fe69, entry.crc)
assert_equal("", entry.comment)
entry = ::Zip::Entry.read_c_dir_entry(file)
assert_equal("longBinary.bin", entry.name)
assert_equal(::Zip::Entry::DEFLATED, entry.compression_method)
assert_equal(1000024, entry.size)
assert_equal(70847, entry.compressed_size)
assert_equal(0x10da7d59, entry.crc)
assert_equal('', entry.comment)
entry = ::Zip::Entry.read_c_dir_entry(file)
assert_equal(nil, entry)
# Fields that are not check by this test:
# version made by 2 bytes
# version needed to extract 2 bytes
# general purpose bit flag 2 bytes
# last mod file time 2 bytes
# last mod file date 2 bytes
# compressed size 4 bytes
# uncompressed size 4 bytes
# disk number start 2 bytes
# internal file attributes 2 bytes
# external file attributes 4 bytes
# relative offset of local header 4 bytes
# file name (variable size)
# extra field (variable size)
# file comment (variable size)
}
end
def test_ReadEntryFromTruncatedZipFile
fragment=""
File.open("test/data/testDirectory.bin") { |f| fragment = f.read(12) } # cdir entry header is at least 46 bytes
fragment.extend(IOizeString)
entry = ::Zip::Entry.new
entry.read_c_dir_entry(fragment)
fail "ZipError expected"
rescue ::Zip::Error
end
end
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