52 lines
1.7 KiB
Ruby
52 lines
1.7 KiB
Ruby
if ENV['FULL_ZIP64_TEST']
|
|
require 'minitest/autorun'
|
|
require 'minitest/unit'
|
|
require 'fileutils'
|
|
require 'zip'
|
|
|
|
# test zip64 support for real, by actually exceeding the 32-bit size/offset limits
|
|
# this test does not, of course, run with the normal unit tests! ;)
|
|
|
|
class Zip64FullTest < MiniTest::Test
|
|
def teardown
|
|
::Zip.reset!
|
|
end
|
|
|
|
def prepare_test_file(test_filename)
|
|
::File.delete(test_filename) if ::File.exist?(test_filename)
|
|
test_filename
|
|
end
|
|
|
|
def test_large_zip_file
|
|
::Zip.write_zip64_support = true
|
|
first_text = 'starting out small'
|
|
last_text = 'this tests files starting after 4GB in the archive'
|
|
test_filename = prepare_test_file('huge.zip')
|
|
::Zip::OutputStream.open(test_filename) do |io|
|
|
io.put_next_entry('first_file.txt')
|
|
io.write(first_text)
|
|
|
|
# write just over 4GB (stored, so the zip file exceeds 4GB)
|
|
buf = 'blah' * 16_384
|
|
io.put_next_entry('huge_file', nil, nil, ::Zip::Entry::STORED)
|
|
65_537.times { io.write(buf) }
|
|
|
|
io.put_next_entry('last_file.txt')
|
|
io.write(last_text)
|
|
end
|
|
|
|
::Zip::File.open(test_filename) do |zf|
|
|
assert_equal %w[first_file.txt huge_file last_file.txt], zf.entries.map(&:name)
|
|
assert_equal first_text, zf.read('first_file.txt')
|
|
assert_equal last_text, zf.read('last_file.txt')
|
|
end
|
|
|
|
# note: if this fails, be sure you have UnZip version 6.0 or newer
|
|
# as this is the first version to support zip64 extensions
|
|
# but some OSes (*cough* OSX) still bundle a 5.xx release
|
|
assert system("unzip -tqq #{test_filename}"), 'third-party zip validation failed'
|
|
end
|
|
end
|
|
|
|
end
|