require 'rubygems/package/tar_test_case' require 'rubygems/package/tar_writer' class TestTarWriter < Gem::Package::TarTestCase def setup super @data = 'abcde12345' @io = TempIO.new @tar_writer = Gem::Package::TarWriter.new @io end def teardown @tar_writer.close unless @tar_writer.closed? super end def test_add_file @tar_writer.add_file 'x', 0644 do |f| f.write 'a' * 10 end assert_headers_equal(tar_file_header('x', '', 0644, 10), @io.string[0, 512]) assert_equal "aaaaaaaaaa#{"\0" * 502}", @io.string[512, 512] assert_equal 1024, @io.pos end def test_add_file_simple @tar_writer.add_file_simple 'x', 0644, 10 do |io| io.write "a" * 10 end assert_headers_equal(tar_file_header('x', '', 0644, 10), @io.string[0, 512]) assert_equal "aaaaaaaaaa#{"\0" * 502}", @io.string[512, 512] assert_equal 1024, @io.pos end def test_add_file_simple_padding @tar_writer.add_file_simple 'x', 0, 100 assert_headers_equal tar_file_header('x', '', 0, 100), @io.string[0, 512] assert_equal "\0" * 512, @io.string[512, 512] end def test_add_file_simple_data @tar_writer.add_file_simple("lib/foo/bar", 0, 10) { |f| f.write @data } @tar_writer.flush assert_equal @data + ("\0" * (512-@data.size)), @io.string[512, 512] end def test_add_file_simple_size assert_raises Gem::Package::TarWriter::FileOverflow do @tar_writer.add_file_simple("lib/foo/bar", 0, 10) do |io| io.write "1" * 11 end end end def test_add_file_unseekable assert_raises Gem::Package::NonSeekableIO do Gem::Package::TarWriter.new(Object.new).add_file 'x', 0 end end def test_close @tar_writer.close assert_equal "\0" * 1024, @io.string e = assert_raises IOError do @tar_writer.close end assert_equal 'closed Gem::Package::TarWriter', e.message e = assert_raises IOError do @tar_writer.flush end assert_equal 'closed Gem::Package::TarWriter', e.message e = assert_raises IOError do @tar_writer.add_file 'x', 0 end assert_equal 'closed Gem::Package::TarWriter', e.message e = assert_raises IOError do @tar_writer.add_file_simple 'x', 0, 0 end assert_equal 'closed Gem::Package::TarWriter', e.message e = assert_raises IOError do @tar_writer.mkdir 'x', 0 end assert_equal 'closed Gem::Package::TarWriter', e.message end def test_mkdir @tar_writer.mkdir 'foo', 0644 assert_headers_equal tar_dir_header('foo', '', 0644), @io.string[0, 512] assert_equal 512, @io.pos end def test_split_name assert_equal ['b' * 100, 'a' * 155], @tar_writer.split_name("#{'a' * 155}/#{'b' * 100}") assert_equal ["#{'qwer/' * 19}bla", 'a' * 151], @tar_writer.split_name("#{'a' * 151}/#{'qwer/' * 19}bla") end def test_split_name_too_long_name name = File.join 'a', 'b' * 100 assert_equal ['b' * 100, 'a'], @tar_writer.split_name(name) assert_raises Gem::Package::TooLongFileName do name = File.join 'a', 'b' * 101 @tar_writer.split_name name end end def test_split_name_too_long_prefix name = File.join 'a' * 155, 'b' assert_equal ['b', 'a' * 155], @tar_writer.split_name(name) assert_raises Gem::Package::TooLongFileName do name = File.join 'a' * 156, 'b' @tar_writer.split_name name end end def test_split_name_too_long_total assert_raises Gem::Package::TooLongFileName do @tar_writer.split_name 'a' * 257 end end end