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require 'test_helper'
class ZipFileSplitTest < MiniTest::Unit::TestCase
TEST_ZIP = TestZipFile::TEST_ZIP2.clone
TEST_ZIP.zip_name = "large_zip_file.zip"
EXTRACTED_FILENAME = "test/data/generated/extEntry"
UNSPLITTED_FILENAME = "test/data/generated/unsplitted.zip"
ENTRY_TO_EXTRACT = TEST_ZIP.entry_names.first
def setup
FileUtils.cp(TestZipFile::TEST_ZIP2.zip_name, TEST_ZIP.zip_name)
end
def teardown
File.delete(TEST_ZIP.zip_name)
File.delete(UNSPLITTED_FILENAME) if File.exist?(UNSPLITTED_FILENAME)
Dir["#{TEST_ZIP.zip_name}.*"].each do |zip_file_name|
File.delete(zip_file_name) if File.exist?(zip_file_name)
end
end
def test_split_method_respond
assert_respond_to ::Zip::File, :split, "Does not have split class method"
end
def test_split
result = ::Zip::File.split(TEST_ZIP.zip_name, 65536, false)
unless result.nil?
Dir["#{TEST_ZIP.zip_name}.*"].sort.each_with_index do |zip_file_name, index|
File.open(zip_file_name, 'rb') do |zip_file|
zip_file.read([::Zip::File::SPLIT_SIGNATURE].pack('V').size) if index == 0
File.open(UNSPLITTED_FILENAME, 'ab') do |file|
file << zip_file.read
end
end
end
::Zip::File.open(UNSPLITTED_FILENAME) do |zf|
zf.extract(ENTRY_TO_EXTRACT, EXTRACTED_FILENAME)
assert(File.exist?(EXTRACTED_FILENAME))
AssertEntry::assert_contents(EXTRACTED_FILENAME,
zf.get_input_stream(ENTRY_TO_EXTRACT) { |is| is.read })
File.unlink(EXTRACTED_FILENAME)
entry = zf.get_entry(ENTRY_TO_EXTRACT)
entry.extract(EXTRACTED_FILENAME)
assert(File.exist?(EXTRACTED_FILENAME))
AssertEntry::assert_contents(EXTRACTED_FILENAME,
entry.get_input_stream() { |is| is.read })
end
end
end
end
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