rubyzip/test/central_directory_test.rb

101 lines
4.7 KiB
Ruby

require 'test_helper'
class ZipCentralDirectoryTest < MiniTest::Test
def teardown
::Zip.reset!
end
def test_read_from_stream
::File.open(TestZipFile::TEST_ZIP2.zip_name, 'rb') do |zipFile|
cdir = ::Zip::CentralDirectory.read_from_stream(zipFile)
assert_equal(TestZipFile::TEST_ZIP2.entry_names.size, cdir.size)
assert(cdir.entries.sort.compare_enumerables(TestZipFile::TEST_ZIP2.entry_names.sort) do |cdirEntry, testEntryName|
cdirEntry.name == testEntryName
end)
assert_equal(TestZipFile::TEST_ZIP2.comment, cdir.comment)
end
end
def test_read_from_invalid_stream
File.open('test/data/file2.txt', 'rb') do |zipFile|
cdir = ::Zip::CentralDirectory.new
cdir.read_from_stream(zipFile)
end
fail 'ZipError expected!'
rescue ::Zip::Error
end
def test_read_from_truncated_zip_file
fragment = ''
File.open('test/data/testDirectory.bin', 'rb') { |f| fragment = f.read }
fragment.slice!(12) # removed part of first cdir entry. eocd structure still complete
fragment.extend(IOizeString)
entry = ::Zip::CentralDirectory.new
entry.read_from_stream(fragment)
fail 'ZipError expected'
rescue ::Zip::Error
end
def test_write_to_stream
entries = [::Zip::Entry.new('file.zip', 'flimse', 'myComment', 'somethingExtra'),
::Zip::Entry.new('file.zip', 'secondEntryName'),
::Zip::Entry.new('file.zip', 'lastEntry.txt', 'Has a comment too')]
cdir = ::Zip::CentralDirectory.new(entries, 'my zip comment')
File.open('test/data/generated/cdirtest.bin', 'wb') { |f| cdir.write_to_stream(f) }
cdirReadback = ::Zip::CentralDirectory.new
File.open('test/data/generated/cdirtest.bin', 'rb') { |f| cdirReadback.read_from_stream(f) }
assert_equal(cdir.entries.sort, cdirReadback.entries.sort)
end
def test_write64_to_stream
::Zip.write_zip64_support = true
entries = [::Zip::Entry.new('file.zip', 'file1-little', 'comment1', '', 200, 101, ::Zip::Entry::STORED, 200),
::Zip::Entry.new('file.zip', 'file2-big', 'comment2', '', 18_000_000_000, 102, ::Zip::Entry::DEFLATED, 20_000_000_000),
::Zip::Entry.new('file.zip', 'file3-alsobig', 'comment3', '', 15_000_000_000, 103, ::Zip::Entry::DEFLATED, 21_000_000_000),
::Zip::Entry.new('file.zip', 'file4-little', 'comment4', '', 100, 104, ::Zip::Entry::DEFLATED, 121)]
[0, 250, 18_000_000_300, 33_000_000_350].each_with_index do |offset, index|
entries[index].local_header_offset = offset
end
cdir = ::Zip::CentralDirectory.new(entries, 'zip comment')
File.open('test/data/generated/cdir64test.bin', 'wb') { |f| cdir.write_to_stream(f) }
cdirReadback = ::Zip::CentralDirectory.new
File.open('test/data/generated/cdir64test.bin', 'rb') { |f| cdirReadback.read_from_stream(f) }
assert_equal(cdir.entries.sort, cdirReadback.entries.sort)
assert_equal(::Zip::VERSION_NEEDED_TO_EXTRACT_ZIP64, cdirReadback.instance_variable_get(:@version_needed_for_extract))
end
def test_equality
cdir1 = ::Zip::CentralDirectory.new([::Zip::Entry.new('file.zip', 'flimse', nil,
'somethingExtra'),
::Zip::Entry.new('file.zip', 'secondEntryName'),
::Zip::Entry.new('file.zip', 'lastEntry.txt')],
'my zip comment')
cdir2 = ::Zip::CentralDirectory.new([::Zip::Entry.new('file.zip', 'flimse', nil,
'somethingExtra'),
::Zip::Entry.new('file.zip', 'secondEntryName'),
::Zip::Entry.new('file.zip', 'lastEntry.txt')],
'my zip comment')
cdir3 = ::Zip::CentralDirectory.new([::Zip::Entry.new('file.zip', 'flimse', nil,
'somethingExtra'),
::Zip::Entry.new('file.zip', 'secondEntryName'),
::Zip::Entry.new('file.zip', 'lastEntry.txt')],
'comment?')
cdir4 = ::Zip::CentralDirectory.new([::Zip::Entry.new('file.zip', 'flimse', nil,
'somethingExtra'),
::Zip::Entry.new('file.zip', 'lastEntry.txt')],
'comment?')
assert_equal(cdir1, cdir1)
assert_equal(cdir1, cdir2)
assert(cdir1 != cdir3)
assert(cdir2 != cdir3)
assert(cdir2 != cdir3)
assert(cdir3 != cdir4)
assert(cdir3 != 'hello')
end
end