/vendor/bundle/ruby/1.9.1/gems/archive-tar-minitar-0.5.2/tests/tc_tar.rb
Ruby | 614 lines | 551 code | 61 blank | 2 comment | 14 complexity | 2a107d6c1df1e93628291d89abf8e533 MD5 | raw file
Possible License(s): JSON, Apache-2.0, MIT, GPL-2.0, BSD-3-Clause
- #!/usr/bin/env ruby
- $LOAD_PATH.unshift("#{File.dirname(__FILE__)}/../lib") if __FILE__ == $0
- require 'archive/tar/minitar'
- require 'test/unit'
- require 'stringio'
- require 'yaml'
- require 'zlib'
- module TarTester
- private
- def assert_headers_equal(h1, h2)
- fields = %w(name 100 mode 8 uid 8 gid 8 size 12 mtime 12 checksum 8
- typeflag 1 linkname 100 magic 6 version 2 uname 32 gname 32
- devmajor 8 devminor 8 prefix 155)
- offset = 0
- until fields.empty?
- name = fields.shift
- length = fields.shift.to_i
- if name == "checksum"
- chksum_off = offset
- offset += length
- next
- end
- assert_equal(h1[offset, length], h2[offset, length],
- "Field #{name} of the tar header differs.")
- offset += length
- end
- assert_equal(h1[chksum_off, 8], h2[chksum_off, 8], "Checksumes differ.")
- end
- def tar_file_header(fname, dname, mode, length)
- h = header("0", fname, dname, length, mode)
- checksum = calc_checksum(h)
- header("0", fname, dname, length, mode, checksum)
- end
- def tar_dir_header(name, prefix, mode)
- h = header("5", name, prefix, 0, mode)
- checksum = calc_checksum(h)
- header("5", name, prefix, 0, mode, checksum)
- end
- def header(type, fname, dname, length, mode, checksum = nil)
- checksum ||= " " * 8
- arr = [ASCIIZ(fname, 100), Z(to_oct(mode, 7)), Z(to_oct(nil, 7)),
- Z(to_oct(nil, 7)), Z(to_oct(length, 11)), Z(to_oct(0, 11)),
- checksum, type, "\0" * 100, "ustar\0", "00", ASCIIZ("", 32),
- ASCIIZ("", 32), Z(to_oct(nil, 7)), Z(to_oct(nil, 7)),
- ASCIIZ(dname, 155) ]
- arr = arr.join("").split(//).map{ |x| x[0] }
- h = arr.pack("C100C8C8C8C12C12C8CC100C6C2C32C32C8C8C155")
- ret = h + "\0" * (512 - h.size)
- assert_equal(512, ret.size)
- ret
- end
-
- def calc_checksum(header)
- sum = header.unpack("C*").inject { |s, a| s + a }
- SP(Z(to_oct(sum, 6)))
- end
-
- def to_oct(n, pad_size)
- if n.nil?
- "\0" * pad_size
- else
- "%0#{pad_size}o" % n
- end
- end
- def ASCIIZ(str, length)
- str + "\0" * (length - str.length)
- end
- def SP(s)
- s + " "
- end
- def Z(s)
- s + "\0"
- end
- def SP_Z(s)
- s + " \0"
- end
- end
- class TC_Tar__Header < Test::Unit::TestCase
- include Archive::Tar::Minitar
- include TarTester
-
- def test_arguments_are_checked
- e = ArgumentError
- assert_raises(e) { Archive::Tar::PosixHeader.new(:name => "", :size => "", :mode => "") }
- assert_raises(e) { Archive::Tar::PosixHeader.new(:name => "", :size => "", :prefix => "") }
- assert_raises(e) { Archive::Tar::PosixHeader.new(:name => "", :prefix => "", :mode => "") }
- assert_raises(e) { Archive::Tar::PosixHeader.new(:prefix => "", :size => "", :mode => "") }
- end
- def test_basic_headers
- header = { :name => "bla", :mode => 012345, :size => 10, :prefix => "", :typeflag => "0" }
- assert_headers_equal(tar_file_header("bla", "", 012345, 10),
- Archive::Tar::PosixHeader.new(header).to_s)
- header = { :name => "bla", :mode => 012345, :size => 0, :prefix => "", :typeflag => "5" }
- assert_headers_equal(tar_dir_header("bla", "", 012345),
- Archive::Tar::PosixHeader.new(header).to_s)
- end
- def test_long_name_works
- header = { :name => "a" * 100, :mode => 012345, :size => 10, :prefix => "" }
- assert_headers_equal(tar_file_header("a" * 100, "", 012345, 10),
- Archive::Tar::PosixHeader.new(header).to_s)
- header = { :name => "a" * 100, :mode => 012345, :size => 10, :prefix => "bb" * 60 }
- assert_headers_equal(tar_file_header("a" * 100, "bb" * 60, 012345, 10),
- Archive::Tar::PosixHeader.new(header).to_s)
- end
- def test_new_from_stream
- header = tar_file_header("a" * 100, "", 012345, 10)
- h = nil
- header = StringIO.new(header)
- assert_nothing_raised { h = Archive::Tar::PosixHeader.new_from_stream(header) }
- assert_equal("a" * 100, h.name)
- assert_equal(012345, h.mode)
- assert_equal(10, h.size)
- assert_equal("", h.prefix)
- assert_equal("ustar", h.magic)
- end
-
- def test_new_from_stream_with_evil_name
- header = tar_file_header("a \0" + "\0" * 97, "", 012345, 10)
- h = nil
- header = StringIO.new(header)
- assert_nothing_raised{ h = Archive::Tar::PosixHeader.new_from_stream header }
- assert_equal("a ", h.name)
- end
- end
- class TC_Tar__Writer < Test::Unit::TestCase
- include Archive::Tar::Minitar
- include TarTester
- class DummyIO
- attr_reader :data
- def initialize
- @data = ""
- end
- def write(dat)
- data << dat
- dat.size
- end
- def reset
- @data = ""
- end
- end
- def setup
- @data = "a" * 10
- @dummyos = DummyIO.new
- @os = Writer.new(@dummyos)
- end
- def teardown
- @os.close
- end
- def test_add_file_simple
- @dummyos.reset
- Writer.open(@dummyos) do |os|
- os.add_file_simple("lib/foo/bar", :mode => 0644, :size => 10) do |f|
- f.write "a" * 10
- end
- os.add_file_simple("lib/bar/baz", :mode => 0644, :size => 100) do |f|
- f.write "fillme"
- end
- end
- assert_headers_equal(tar_file_header("lib/foo/bar", "", 0644, 10),
- @dummyos.data[0, 512])
- assert_equal("a" * 10 + "\0" * 502, @dummyos.data[512, 512])
- assert_headers_equal(tar_file_header("lib/bar/baz", "", 0644, 100),
- @dummyos.data[512 * 2, 512])
- assert_equal("fillme" + "\0" * 506, @dummyos.data[512 * 3, 512])
- assert_equal("\0" * 512, @dummyos.data[512 * 4, 512])
- assert_equal("\0" * 512, @dummyos.data[512 * 5, 512])
- end
- def test_write_operations_fail_after_closed
- @dummyos.reset
- @os.add_file_simple("sadd", :mode => 0644, :size => 20) { |f| }
- @os.close
- assert_raises(ClosedStream) { @os.flush }
- assert_raises(ClosedStream) { @os.add_file("dfdsf", :mode => 0644) {} }
- assert_raises(ClosedStream) { @os.mkdir "sdfdsf", :mode => 0644 }
- end
- def test_file_name_is_split_correctly
- # test insane file lengths, and: a{100}/b{155}, etc
- @dummyos.reset
- names = [ "#{'a' * 155}/#{'b' * 100}", "#{'a' * 151}/#{'qwer/' * 19}bla" ]
- o_names = [ "#{'b' * 100}", "#{'qwer/' * 19}bla" ]
- o_prefixes = [ "a" * 155, "a" * 151 ]
- names.each do |name|
- @os.add_file_simple(name, :mode => 0644, :size => 10) { }
- end
- o_names.each_with_index do |nam, i|
- assert_headers_equal(tar_file_header(nam, o_prefixes[i], 0644, 10),
- @dummyos.data[2 * i * 512, 512])
- end
- assert_raises(FileNameTooLong) do
- @os.add_file_simple(File.join("a" * 152, "b" * 10, "a" * 92),
- :mode => 0644, :size => 10) { }
- end
- assert_raises(FileNameTooLong) do
- @os.add_file_simple(File.join("a" * 162, "b" * 10),
- :mode => 0644, :size => 10) { }
- end
- assert_raises(FileNameTooLong) do
- @os.add_file_simple(File.join("a" * 10, "b" * 110),
- :mode => 0644, :size => 10) { }
- end
- end
- def test_add_file
- dummyos = StringIO.new
- class << dummyos
- def method_missing(meth, *a)
- self.string.send(meth, *a)
- end
- end
- os = Writer.new dummyos
- content1 = ('a'..'z').to_a.join("") # 26
- content2 = ('aa'..'zz').to_a.join("") # 1352
- Writer.open(dummyos) do |os|
- os.add_file("lib/foo/bar", :mode => 0644) { |f, opts| f.write "a" * 10 }
- os.add_file("lib/bar/baz", :mode => 0644) { |f, opts| f.write content1 }
- os.add_file("lib/bar/baz", :mode => 0644) { |f, opts| f.write content2 }
- os.add_file("lib/bar/baz", :mode => 0644) { |f, opts| }
- end
- assert_headers_equal(tar_file_header("lib/foo/bar", "", 0644, 10),
- dummyos[0, 512])
- assert_equal(%Q(#{"a" * 10}#{"\0" * 502}), dummyos[512, 512])
- offset = 512 * 2
- [content1, content2, ""].each do |data|
- assert_headers_equal(tar_file_header("lib/bar/baz", "", 0644,
- data.size), dummyos[offset, 512])
- offset += 512
- until !data || data == ""
- chunk = data[0, 512]
- data[0, 512] = ""
- assert_equal(chunk + "\0" * (512 - chunk.size),
- dummyos[offset, 512])
- offset += 512
- end
- end
- assert_equal("\0" * 1024, dummyos[offset, 1024])
- end
- def test_add_file_tests_seekability
- assert_raises(Archive::Tar::Minitar::NonSeekableStream) do
- @os.add_file("libdfdsfd", :mode => 0644) { |f| }
- end
- end
- def test_write_header
- @dummyos.reset
- @os.add_file_simple("lib/foo/bar", :mode => 0644, :size => 0) { |f| }
- @os.flush
- assert_headers_equal(tar_file_header("lib/foo/bar", "", 0644, 0),
- @dummyos.data[0, 512])
- @dummyos.reset
- @os.mkdir("lib/foo", :mode => 0644)
- assert_headers_equal(tar_dir_header("lib/foo", "", 0644),
- @dummyos.data[0, 512])
- @os.mkdir("lib/bar", :mode => 0644)
- assert_headers_equal(tar_dir_header("lib/bar", "", 0644),
- @dummyos.data[512 * 1, 512])
- end
- def test_write_data
- @dummyos.reset
- @os.add_file_simple("lib/foo/bar", :mode => 0644, :size => 10) do |f|
- f.write @data
- end
- @os.flush
- assert_equal(@data + ("\0" * (512-@data.size)),
- @dummyos.data[512, 512])
- end
- def test_file_size_is_checked
- @dummyos.reset
- assert_raises(Archive::Tar::Minitar::Writer::BoundedStream::FileOverflow) do
- @os.add_file_simple("lib/foo/bar", :mode => 0644, :size => 10) do |f|
- f.write "1" * 100
- end
- end
- assert_nothing_raised do
- @os.add_file_simple("lib/foo/bar", :mode => 0644, :size => 10) {|f| }
- end
- end
- end
- class TC_Tar__Reader < Test::Unit::TestCase
- include Archive::Tar::Minitar
- include TarTester
- def setup
- end
- def teardown
- end
- def test_multiple_entries
- str = tar_file_header("lib/foo", "", 010644, 10) + "\0" * 512
- str += tar_file_header("bar", "baz", 0644, 0)
- str += tar_dir_header("foo", "bar", 012345)
- str += "\0" * 1024
- names = %w[lib/foo bar foo]
- prefixes = ["", "baz", "bar"]
- modes = [010644, 0644, 012345]
- sizes = [10, 0, 0]
- isdir = [false, false, true]
- isfile = [true, true, false]
- Reader.new(StringIO.new(str)) do |is|
- i = 0
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- assert_equal(names[i], entry.name)
- assert_equal(prefixes[i], entry.prefix)
- assert_equal(sizes[i], entry.size)
- assert_equal(modes[i], entry.mode)
- assert_equal(isdir[i], entry.directory?)
- assert_equal(isfile[i], entry.file?)
- if prefixes[i] != ""
- assert_equal(File.join(prefixes[i], names[i]), entry.full_name)
- else
- assert_equal(names[i], entry.name)
- end
- i += 1
- end
- assert_equal(names.size, i)
- end
- end
- def test_rewind_entry_works
- content = ('a'..'z').to_a.join(" ")
- str = tar_file_header("lib/foo", "", 010644, content.size) + content +
- "\0" * (512 - content.size)
- str << "\0" * 1024
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- 3.times do
- entry.rewind
- assert_equal(content, entry.read)
- assert_equal(content.size, entry.pos)
- end
- end
- end
- end
- def test_rewind_works
- content = ('a'..'z').to_a.join(" ")
- str = tar_file_header("lib/foo", "", 010644, content.size) + content +
- "\0" * (512 - content.size)
- str << "\0" * 1024
- Reader.new(StringIO.new(str)) do |is|
- 3.times do
- is.rewind
- i = 0
- is.each_entry do |entry|
- assert_equal(content, entry.read)
- i += 1
- end
- assert_equal(1, i)
- end
- end
- end
- def test_read_works
- contents = ('a'..'z').inject(""){|s, x| s << x * 100}
- str = tar_file_header("lib/foo", "", 010644, contents.size) + contents
- str += "\0" * (512 - (str.size % 512))
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- data = entry.read(3000) # bigger than contents.size
- assert_equal(contents, data)
- assert_equal(true, entry.eof?)
- end
- end
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- data = entry.read(100)
- (entry.size - data.size).times {|i| data << entry.getc.chr }
- assert_equal(contents, data)
- assert_equal(nil, entry.read(10))
- assert_equal(true, entry.eof?)
- end
- end
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- data = entry.read
- assert_equal(contents, data)
- assert_equal(nil, entry.read(10))
- assert_equal(nil, entry.read)
- assert_equal(nil, entry.getc)
- assert_equal(true, entry.eof?)
- end
- end
- end
- def test_eof_works
- str = tar_file_header("bar", "baz", 0644, 0)
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- data = entry.read
- assert_equal(nil, data)
- assert_equal(nil, entry.read(10))
- assert_equal(nil, entry.read)
- assert_equal(nil, entry.getc)
- assert_equal(true, entry.eof?)
- end
- end
- str = tar_dir_header("foo", "bar", 012345)
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- data = entry.read
- assert_equal(nil, data)
- assert_equal(nil, entry.read(10))
- assert_equal(nil, entry.read)
- assert_equal(nil, entry.getc)
- assert_equal(true, entry.eof?)
- end
- end
- str = tar_dir_header("foo", "bar", 012345)
- str += tar_file_header("bar", "baz", 0644, 0)
- str += tar_file_header("bar", "baz", 0644, 0)
- Reader.new(StringIO.new(str)) do |is|
- is.each_entry do |entry|
- assert_kind_of(Reader::EntryStream, entry)
- data = entry.read
- assert_equal(nil, data)
- assert_equal(nil, entry.read(10))
- assert_equal(nil, entry.read)
- assert_equal(nil, entry.getc)
- assert_equal(true, entry.eof?)
- end
- end
- end
- end
- class TC_Tar__Input < Test::Unit::TestCase
- include Archive::Tar::Minitar
- include TarTester
- require 'rbconfig'
- TEST_TGZ = "\037\213\010\000\001B1A\000\vKI,I\324+I,\322K\257b\240\0250\000\002sSS\254\342 `dj\306``nnnbndbjd\000\0247336`P0\240\231\213\220@i1\320\367@+\351a\327 \004\362\335\034\f\313\034\r\035\031\270\337Ns\344b2\344q\335\375M\304\266QM1W\357\321>\221U\021\005\246\306\367\356\367u3\262;\212\004\265\236\\\334}\351,\377\037;\217\223\301e\247\030\024\\\236\211\277\347\346sii\265\010\330\355\234\240\362\274\371[\202\361\366\302S\316\335o&~m\237r\355\377\303\230\365\352WNW\334\266_\373\273\237\347Q\315t?\263{\377?\006\271\337?\367\207\325\346]\371\376y\307_\234~d\3772\265\346\261}\323\317\373\315\352\377O\376\271/\305\377?X\253\324\303S\373\361\347\277\372^)\267\377\363\03460\331\311\\wW|\031\203\300@\207\325p\004i\2319\251\3064\266\203P\376702B\313\377\246\246\006&\243\371\237\036 $#\263X\001\210@\351@\301XO\201\227k\240]4\nF\301(\030\005\243\200\036\000\000\004\330t\023\000\f\000\000"
- FILETIMES = Time.mktime(2004).to_i
- TEST_CONTENTS = [
- [ "data.tar.gz", 174, 0755 ],
- [ "file3", 18, 0755 ],
- ]
- TEST_DATA_CONTENTS = [
- [ "data", 0, 040755 ],
- [ "data/file1", 16, 010644 ],
- [ "data/file2", 16, 010644 ],
- [ "data/__dir__", 0, 010644 ],
- ]
- def setup
- FileUtils.mkdir_p("data__")
- end
- def teardown
- FileUtils.rm_rf("data__")
- end
- def test_each_works
- gzr = Zlib::GzipReader.new(StringIO.new(TEST_TGZ))
- Input.open(gzr) do |is|
- ii = 0
- is.each_with_index do |entry, ii|
- assert_kind_of(Reader::EntryStream, entry)
- assert_equal(TEST_CONTENTS[ii][0], entry.name)
- assert_equal(TEST_CONTENTS[ii][1], entry.size)
- assert_equal(TEST_CONTENTS[ii][2], entry.mode)
- assert_equal(FILETIMES, entry.mtime)
- if 0 == ii
- gzr2 = Zlib::GzipReader.new(StringIO.new(entry.read))
- Input.open(gzr2) do |is2|
- jj = 0
- is2.each_with_index do |entry2, jj|
- assert_kind_of(Reader::EntryStream, entry2)
- assert_equal(TEST_DATA_CONTENTS[jj][0], entry2.name)
- assert_equal(TEST_DATA_CONTENTS[jj][1], entry2.size)
- assert_equal(TEST_DATA_CONTENTS[jj][2], entry2.mode)
- assert_equal(FILETIMES, entry2.mtime)
- end
- assert_equal(3, jj)
- end
- end
- end
- assert_equal(1, ii)
- end
- end
- def test_extract_entry_works
- gzr = Zlib::GzipReader.new(StringIO.new(TEST_TGZ))
- Input.open(gzr) do |is|
- ii = 0
- is.each_with_index do |entry, ii|
- is.extract_entry("data__", entry)
- name = File.join("data__", entry.name)
- if entry.directory?
- assert(File.directory?(name))
- else
- assert(File.file?(name))
- assert_equal(TEST_CONTENTS[ii][1], File.stat(name).size)
- end
- assert_equal(TEST_CONTENTS[ii][2], File.stat(name).mode & 0777) unless RUBY_PLATFORM =~ /win32/
- if 0 == ii
- begin
- ff = File.open(name, "rb")
- gzr2 = Zlib::GzipReader.new(ff)
- Input.open(gzr2) do |is2|
- jj = 0
- is2.each_with_index do |entry2, jj|
- is2.extract_entry("data__", entry2)
- name2 = File.join("data__", entry2.name)
- if entry2.directory?
- assert(File.directory?(name2))
- else
- assert(File.file?(name2))
- assert_equal(TEST_DATA_CONTENTS[jj][1], File.stat(name2).size, name2)
- end
- assert_equal(TEST_DATA_CONTENTS[jj][2], File.stat(name2).mode, name2) unless RUBY_PLATFORM =~ /win32/
- end
- end
- ensure
- ff.close unless ff.closed?
- end
- end
- end
- assert_equal(1, ii)
- end
- end
- end
- class TC_Tar__Output < Test::Unit::TestCase
- include Archive::Tar::Minitar
- include TarTester
- def setup
- FileUtils.mkdir_p("data__")
- %w(a b c).each do |filename|
- name = File.join("data__", filename)
- File.open(name, "wb") { |f| f.puts "#{name}: 123456789012345678901234567890" }
- end
- @tarfile = "data__/bla2.tar"
- end
- def teardown
- FileUtils.rm_rf("data__")
- end
- def test_file_looks_good
- Output.open(@tarfile) do |os|
- Dir.chdir("data__") do
- %w(a b c).each do |name|
- stat = File.stat(name)
- opts = { :size => stat.size, :mode => 0644 }
- os.tar.add_file_simple(name, opts) do |ss|
- File.open(name, "rb") { |ff| ss.write(ff.read(4096)) until ff.eof? }
- end
- end
- end
- end
- ff = File.open(@tarfile, "rb")
- Reader.open(ff) do |is|
- ii = 0
- is.each do |entry|
- case ii
- when 0
- assert_equal("a", entry.name)
- when 1
- assert_equal("b", entry.name)
- when 2
- assert_equal("c", entry.name)
- end
- ii += 1
- end
- assert_equal(3, ii)
- end
- ensure
- ff.close if ff
- end
- end