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metasploit-framework
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metasploit-framework/lib/zip/test/ziptest.rb

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#!/usr/bin/env ruby
$VERBOSE = true
$: << "../lib"
require 'test/unit'
require 'fileutils'
require 'zip/zip'
require 'gentestfiles'
include Zip
class ZipEntryTest < Test::Unit::TestCase
TEST_ZIPFILE = "someZipFile.zip"
TEST_COMMENT = "a comment"
TEST_COMPRESSED_SIZE = 1234
TEST_CRC = 325324
TEST_EXTRA = "Some data here"
TEST_COMPRESSIONMETHOD = ZipEntry::DEFLATED
TEST_NAME = "entry name"
TEST_SIZE = 8432
TEST_ISDIRECTORY = false
def test_constructorAndGetters
entry = ZipEntry.new(TEST_ZIPFILE,
TEST_NAME,
TEST_COMMENT,
TEST_EXTRA,
TEST_COMPRESSED_SIZE,
TEST_CRC,
TEST_COMPRESSIONMETHOD,
TEST_SIZE)
assert_equal(TEST_COMMENT, entry.comment)
assert_equal(TEST_COMPRESSED_SIZE, entry.compressed_size)
assert_equal(TEST_CRC, entry.crc)
assert_instance_of(Zip::ZipExtraField, entry.extra)
assert_equal(TEST_COMPRESSIONMETHOD, entry.compression_method)
assert_equal(TEST_NAME, entry.name)
assert_equal(TEST_SIZE, entry.size)
assert_equal(TEST_ISDIRECTORY, entry.is_directory)
end
def test_is_directoryAndIsFile
assert(ZipEntry.new(TEST_ZIPFILE, "hello").file?)
assert(! ZipEntry.new(TEST_ZIPFILE, "hello").directory?)
assert(ZipEntry.new(TEST_ZIPFILE, "dir/hello").file?)
assert(! ZipEntry.new(TEST_ZIPFILE, "dir/hello").directory?)
assert(ZipEntry.new(TEST_ZIPFILE, "hello/").directory?)
assert(! ZipEntry.new(TEST_ZIPFILE, "hello/").file?)
assert(ZipEntry.new(TEST_ZIPFILE, "dir/hello/").directory?)
assert(! ZipEntry.new(TEST_ZIPFILE, "dir/hello/").file?)
end
def test_equality
entry1 = ZipEntry.new("file.zip", "name", "isNotCompared",
"something extra", 123, 1234,
ZipEntry::DEFLATED, 10000)
entry2 = ZipEntry.new("file.zip", "name", "isNotComparedXXX",
"something extra", 123, 1234,
ZipEntry::DEFLATED, 10000)
entry3 = ZipEntry.new("file.zip", "name2", "isNotComparedXXX",
"something extra", 123, 1234,
ZipEntry::DEFLATED, 10000)
entry4 = ZipEntry.new("file.zip", "name2", "isNotComparedXXX",
"something extraXX", 123, 1234,
ZipEntry::DEFLATED, 10000)
entry5 = ZipEntry.new("file.zip", "name2", "isNotComparedXXX",
"something extraXX", 12, 1234,
ZipEntry::DEFLATED, 10000)
entry6 = ZipEntry.new("file.zip", "name2", "isNotComparedXXX",
"something extraXX", 12, 123,
ZipEntry::DEFLATED, 10000)
entry7 = ZipEntry.new("file.zip", "name2", "isNotComparedXXX",
"something extraXX", 12, 123,
ZipEntry::STORED, 10000)
entry8 = ZipEntry.new("file.zip", "name2", "isNotComparedXXX",
"something extraXX", 12, 123,
ZipEntry::STORED, 100000)
assert_equal(entry1, entry1)
assert_equal(entry1, entry2)
assert(entry2 != entry3)
assert(entry3 != entry4)
assert(entry4 != entry5)
assert(entry5 != entry6)
assert(entry6 != entry7)
assert(entry7 != entry8)
assert(entry7 != "hello")
assert(entry7 != 12)
end
def test_compare
assert_equal(0, (ZipEntry.new("zf.zip", "a") <=> ZipEntry.new("zf.zip", "a")))
assert_equal(1, (ZipEntry.new("zf.zip", "b") <=> ZipEntry.new("zf.zip", "a")))
assert_equal(-1, (ZipEntry.new("zf.zip", "a") <=> ZipEntry.new("zf.zip", "b")))
entries = [
ZipEntry.new("zf.zip", "5"),
ZipEntry.new("zf.zip", "1"),
ZipEntry.new("zf.zip", "3"),
ZipEntry.new("zf.zip", "4"),
ZipEntry.new("zf.zip", "0"),
ZipEntry.new("zf.zip", "2")
]
entries.sort!
assert_equal("0", entries[0].to_s)
assert_equal("1", entries[1].to_s)
assert_equal("2", entries[2].to_s)
assert_equal("3", entries[3].to_s)
assert_equal("4", entries[4].to_s)
assert_equal("5", entries[5].to_s)
end
def test_parentAsString
entry1 = ZipEntry.new("zf.zip", "aa")
entry2 = ZipEntry.new("zf.zip", "aa/")
entry3 = ZipEntry.new("zf.zip", "aa/bb")
entry4 = ZipEntry.new("zf.zip", "aa/bb/")
entry5 = ZipEntry.new("zf.zip", "aa/bb/cc")
entry6 = ZipEntry.new("zf.zip", "aa/bb/cc/")
assert_equal(nil, entry1.parent_as_string)
assert_equal(nil, entry2.parent_as_string)
assert_equal("aa/", entry3.parent_as_string)
assert_equal("aa/", entry4.parent_as_string)
assert_equal("aa/bb/", entry5.parent_as_string)
assert_equal("aa/bb/", entry6.parent_as_string)
end
def test_entry_name_cannot_start_with_slash
assert_raise(ZipEntryNameError) { ZipEntry.new("zf.zip", "/hej/der") }
end
end
module IOizeString
attr_reader :tell
def read(count = nil)
@tell ||= 0
count = size unless count
retVal = slice(@tell, count)
@tell += count
return retVal
end
def seek(index, offset)
@tell ||= 0
case offset
when IO::SEEK_END
newPos = size + index
when IO::SEEK_SET
newPos = index
when IO::SEEK_CUR
newPos = @tell + index
else
raise "Error in test method IOizeString::seek"
end
if (newPos < 0 || newPos >= size)
raise Errno::EINVAL
else
@tell=newPos
end
end
def reset
@tell = 0
end
end
class ZipLocalEntryTest < Test::Unit::TestCase
def test_read_local_entryHeaderOfFirstTestZipEntry
File.open(TestZipFile::TEST_ZIP3.zip_name, "rb") {
|file|
entry = ZipEntry.read_local_entry(file)
assert_equal("", entry.comment)
# Differs from windows and unix because of CR LF
# assert_equal(480, entry.compressed_size)
# assert_equal(0x2a27930f, entry.crc)
# extra field is 21 bytes long
# probably contains some unix attrutes or something
# disabled: assert_equal(nil, entry.extra)
assert_equal(ZipEntry::DEFLATED, entry.compression_method)
assert_equal(TestZipFile::TEST_ZIP3.entry_names[0], entry.name)
assert_equal(File.size(TestZipFile::TEST_ZIP3.entry_names[0]), entry.size)
assert(! entry.is_directory)
}
end
def test_readDateTime
File.open("data/rubycode.zip", "rb") {
|file|
entry = ZipEntry.read_local_entry(file)
assert_equal("zippedruby1.rb", entry.name)
assert_equal(Time.at(1019261638), entry.time)
}
end
def test_read_local_entryFromNonZipFile
File.open("data/file2.txt") {
|file|
assert_equal(nil, ZipEntry.read_local_entry(file))
}
end
def test_read_local_entryFromTruncatedZipFile
zipFragment=""
File.open(TestZipFile::TEST_ZIP2.zip_name) { |f| zipFragment = f.read(12) } # local header is at least 30 bytes
zipFragment.extend(IOizeString).reset
entry = ZipEntry.new
entry.read_local_entry(zipFragment)
fail "ZipError expected"
rescue ZipError
end
def test_writeEntry
entry = ZipEntry.new("file.zip", "entryName", "my little comment",
"thisIsSomeExtraInformation", 100, 987654,
ZipEntry::DEFLATED, 400)
write_to_file("localEntryHeader.bin", "centralEntryHeader.bin", entry)
entryReadLocal, entryReadCentral = read_from_file("localEntryHeader.bin", "centralEntryHeader.bin")
compare_local_entry_headers(entry, entryReadLocal)
compare_c_dir_entry_headers(entry, entryReadCentral)
end
private
def compare_local_entry_headers(entry1, entry2)
assert_equal(entry1.compressed_size , entry2.compressed_size)
assert_equal(entry1.crc , entry2.crc)
assert_equal(entry1.extra , entry2.extra)
assert_equal(entry1.compression_method, entry2.compression_method)
assert_equal(entry1.name , entry2.name)
assert_equal(entry1.size , entry2.size)
assert_equal(entry1.localHeaderOffset, entry2.localHeaderOffset)
end
def compare_c_dir_entry_headers(entry1, entry2)
compare_local_entry_headers(entry1, entry2)
assert_equal(entry1.comment, entry2.comment)
end
def write_to_file(localFileName, centralFileName, entry)
File.open(localFileName, "wb") { |f| entry.write_local_entry(f) }
File.open(centralFileName, "wb") { |f| entry.write_c_dir_entry(f) }
end
def read_from_file(localFileName, centralFileName)
localEntry = nil
cdirEntry = nil
File.open(localFileName, "rb") { |f| localEntry = ZipEntry.read_local_entry(f) }
File.open(centralFileName, "rb") { |f| cdirEntry = ZipEntry.read_c_dir_entry(f) }
return [localEntry, cdirEntry]
end
end
module DecompressorTests
# expects @refText, @refLines and @decompressor
TEST_FILE="data/file1.txt"
def setup
@refText=""
File.open(TEST_FILE) { |f| @refText = f.read }
@refLines = @refText.split($/)
end
def test_readEverything
assert_equal(@refText, @decompressor.sysread)
end
def test_readInChunks
chunkSize = 5
while (decompressedChunk = @decompressor.sysread(chunkSize))
assert_equal(@refText.slice!(0, chunkSize), decompressedChunk)
end
assert_equal(0, @refText.size)
end
def test_mixingReadsAndProduceInput
# Just some preconditions to make sure we have enough data for this test
assert(@refText.length > 1000)
assert(@refLines.length > 40)
assert_equal(@refText[0...100], @decompressor.sysread(100))
assert(! @decompressor.input_finished?)
buf = @decompressor.produce_input
assert_equal(@refText[100...(100+buf.length)], buf)
end
end
class InflaterTest < Test::Unit::TestCase
include DecompressorTests
def setup
super
@file = File.new("data/file1.txt.deflatedData", "rb")
@decompressor = Inflater.new(@file)
end
def teardown
@file.close
end
end
class PassThruDecompressorTest < Test::Unit::TestCase
include DecompressorTests
def setup
super
@file = File.new(TEST_FILE)
@decompressor = PassThruDecompressor.new(@file, File.size(TEST_FILE))
end
def teardown
@file.close
end
end
module AssertEntry
def assert_next_entry(filename, zis)
assert_entry(filename, zis, zis.get_next_entry.name)
end
def assert_entry(filename, zis, entryName)
assert_equal(filename, entryName)
assert_entryContentsForStream(filename, zis, entryName)
end
def assert_entryContentsForStream(filename, zis, entryName)
File.open(filename, "rb") {
|file|
expected = file.read
actual = zis.read
if (expected != actual)
if ((expected && actual) && (expected.length > 400 || actual.length > 400))
zipEntryFilename=entryName+".zipEntry"
File.open(zipEntryFilename, "wb") { |f| f << actual }
fail("File '#{filename}' is different from '#{zipEntryFilename}'")
else
assert_equal(expected, actual)
end
end
}
end
def AssertEntry.assert_contents(filename, aString)
fileContents = ""
File.open(filename, "rb") { |f| fileContents = f.read }
if (fileContents != aString)
if (fileContents.length > 400 || aString.length > 400)
stringFile = filename + ".other"
File.open(stringFile, "wb") { |f| f << aString }
fail("File '#{filename}' is different from contents of string stored in '#{stringFile}'")
else
assert_equal(fileContents, aString)
end
end
end
def assert_stream_contents(zis, testZipFile)
assert(zis != nil)
testZipFile.entry_names.each {
|entryName|
assert_next_entry(entryName, zis)
}
assert_equal(nil, zis.get_next_entry)
end
def assert_test_zip_contents(testZipFile)
ZipInputStream.open(testZipFile.zip_name) {
|zis|
assert_stream_contents(zis, testZipFile)
}
end
def assert_entryContents(zipFile, entryName, filename = entryName.to_s)
zis = zipFile.get_input_stream(entryName)
assert_entryContentsForStream(filename, zis, entryName)
ensure
zis.close if zis
end
end
class ZipInputStreamTest < Test::Unit::TestCase
include AssertEntry
def test_new
zis = ZipInputStream.new(TestZipFile::TEST_ZIP2.zip_name)
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
zis.close
end
def test_openWithBlock
ZipInputStream.open(TestZipFile::TEST_ZIP2.zip_name) {
|zis|
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
}
end
def test_openWithoutBlock
zis = ZipInputStream.open(TestZipFile::TEST_ZIP2.zip_name)
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
end
def test_incompleteReads
ZipInputStream.open(TestZipFile::TEST_ZIP2.zip_name) {
|zis|
entry = zis.get_next_entry # longAscii.txt
assert_equal(false, zis.eof?)
assert_equal(TestZipFile::TEST_ZIP2.entry_names[0], entry.name)
assert zis.gets.length > 0
assert_equal(false, zis.eof?)
entry = zis.get_next_entry # empty.txt
assert_equal(TestZipFile::TEST_ZIP2.entry_names[1], entry.name)
assert_equal(0, entry.size)
assert_equal(nil, zis.gets)
assert_equal(true, zis.eof?)
entry = zis.get_next_entry # empty_chmod640.txt
assert_equal(TestZipFile::TEST_ZIP2.entry_names[2], entry.name)
assert_equal(0, entry.size)
assert_equal(nil, zis.gets)
assert_equal(true, zis.eof?)
entry = zis.get_next_entry # short.txt
assert_equal(TestZipFile::TEST_ZIP2.entry_names[3], entry.name)
assert zis.gets.length > 0
entry = zis.get_next_entry # longBinary.bin
assert_equal(TestZipFile::TEST_ZIP2.entry_names[4], entry.name)
assert zis.gets.length > 0
}
end
def test_rewind
ZipInputStream.open(TestZipFile::TEST_ZIP2.zip_name) {
|zis|
e = zis.get_next_entry
assert_equal(TestZipFile::TEST_ZIP2.entry_names[0], e.name)
# Do a little reading
buf = ""
buf << zis.read(100)
buf << (zis.gets || "")
buf << (zis.gets || "")
assert_equal(false, zis.eof?)
zis.rewind
buf2 = ""
buf2 << zis.read(100)
buf2 << (zis.gets || "")
buf2 << (zis.gets || "")
assert_equal(buf, buf2)
zis.rewind
assert_equal(false, zis.eof?)
assert_entry(e.name, zis, e.name)
}
end
def test_mix_read_and_gets
ZipInputStream.open(TestZipFile::TEST_ZIP2.zip_name) {
|zis|
e = zis.get_next_entry
assert_equal("#!/usr/bin/env ruby", zis.gets.chomp)
assert_equal(false, zis.eof?)
assert_equal("", zis.gets.chomp)
assert_equal(false, zis.eof?)
assert_equal("$VERBOSE =", zis.read(10))
assert_equal(false, zis.eof?)
}
end
end
module CrcTest
class TestOutputStream
include IOExtras::AbstractOutputStream
attr_accessor :buffer
def initialize
@buffer = ""
end
def << (data)
@buffer << data
self
end
end
def run_crc_test(compressorClass)
str = "Here's a nice little text to compute the crc for! Ho hum, it is nice nice nice nice indeed."
fakeOut = TestOutputStream.new
deflater = compressorClass.new(fakeOut)
deflater << str
assert_equal(0x919920fc, deflater.crc)
end
end
class PassThruCompressorTest < Test::Unit::TestCase
include CrcTest
def test_size
File.open("dummy.txt", "wb") {
|file|
compressor = PassThruCompressor.new(file)
assert_equal(0, compressor.size)
t1 = "hello world"
t2 = ""
t3 = "bingo"
compressor << t1
assert_equal(compressor.size, t1.size)
compressor << t2
assert_equal(compressor.size, t1.size + t2.size)
compressor << t3
assert_equal(compressor.size, t1.size + t2.size + t3.size)
}
end
def test_crc
run_crc_test(PassThruCompressor)
end
end
class DeflaterTest < Test::Unit::TestCase
include CrcTest
def test_outputOperator
txt = load_file("data/file2.txt")
deflate(txt, "deflatertest.bin")
inflatedTxt = inflate("deflatertest.bin")
assert_equal(txt, inflatedTxt)
end
private
def load_file(fileName)
txt = nil
File.open(fileName, "rb") { |f| txt = f.read }
end
def deflate(data, fileName)
File.open(fileName, "wb") {
|file|
deflater = Deflater.new(file)
deflater << data
deflater.finish
assert_equal(deflater.size, data.size)
file << "trailing data for zlib with -MAX_WBITS"
}
end
def inflate(fileName)
txt = nil
File.open(fileName, "rb") {
|file|
inflater = Inflater.new(file)
txt = inflater.sysread
}
end
def test_crc
run_crc_test(Deflater)
end
end
class ZipOutputStreamTest < Test::Unit::TestCase
include AssertEntry
TEST_ZIP = TestZipFile::TEST_ZIP2.clone
TEST_ZIP.zip_name = "output.zip"
def test_new
zos = ZipOutputStream.new(TEST_ZIP.zip_name)
zos.comment = TEST_ZIP.comment
write_test_zip(zos)
zos.close
assert_test_zip_contents(TEST_ZIP)
end
def test_open
ZipOutputStream.open(TEST_ZIP.zip_name) {
|zos|
zos.comment = TEST_ZIP.comment
write_test_zip(zos)
}
assert_test_zip_contents(TEST_ZIP)
end
def test_writingToClosedStream
assert_i_o_error_in_closed_stream { |zos| zos << "hello world" }
assert_i_o_error_in_closed_stream { |zos| zos.puts "hello world" }
assert_i_o_error_in_closed_stream { |zos| zos.write "hello world" }
end
def test_cannotOpenFile
name = TestFiles::EMPTY_TEST_DIR
begin
zos = ZipOutputStream.open(name)
rescue Exception
assert($!.kind_of?(Errno::EISDIR) || # Linux
$!.kind_of?(Errno::EEXIST) || # Windows/cygwin
$!.kind_of?(Errno::EACCES), # Windows
"Expected Errno::EISDIR (or on win/cygwin: Errno::EEXIST), but was: #{$!.class}")
end
end
def test_put_next_entry
stored_text = "hello world in stored text"
entry_name = "file1"
comment = "my comment"
ZipOutputStream.open(TEST_ZIP.zip_name) do
|zos|
zos.put_next_entry(entry_name, comment, nil, ZipEntry::STORED)
zos << stored_text
end
fdata = File.read(TEST_ZIP.zip_name)
if fdata.respond_to? :force_encoding
fdata.force_encoding("binary")
end
assert(fdata.split("\n").grep(stored_text))
ZipFile.open(TEST_ZIP.zip_name) do
|zf|
assert_equal(stored_text, zf.read(entry_name))
end
end
def assert_i_o_error_in_closed_stream
assert_raise(IOError) {
zos = ZipOutputStream.new("test_putOnClosedStream.zip")
zos.close
yield zos
}
end
def write_test_zip(zos)
TEST_ZIP.entry_names.each {
|entryName|
zos.put_next_entry(entryName)
File.open(entryName, "rb") { |f| zos.write(f.read) }
}
end
end
module Enumerable
def compare_enumerables(otherEnumerable)
otherAsArray = otherEnumerable.to_a
index=0
each_with_index {
|element, i|
return false unless yield(element, otherAsArray[i])
}
return index+1 == otherAsArray.size
end
end
class ZipCentralDirectoryEntryTest < Test::Unit::TestCase
def test_read_from_stream
File.open("data/testDirectory.bin", "rb") {
|file|
entry = ZipEntry.read_c_dir_entry(file)
assert_equal("longAscii.txt", entry.name)
assert_equal(ZipEntry::DEFLATED, entry.compression_method)
assert_equal(106490, entry.size)
assert_equal(3784, entry.compressed_size)
assert_equal(0xfcd1799c, entry.crc)
assert_equal("", entry.comment)
entry = ZipEntry.read_c_dir_entry(file)
assert_equal("empty.txt", entry.name)
assert_equal(ZipEntry::STORED, entry.compression_method)
assert_equal(0, entry.size)
assert_equal(0, entry.compressed_size)
assert_equal(0x0, entry.crc)
assert_equal("", entry.comment)
entry = ZipEntry.read_c_dir_entry(file)
assert_equal("short.txt", entry.name)
assert_equal(ZipEntry::STORED, entry.compression_method)
assert_equal(6, entry.size)
assert_equal(6, entry.compressed_size)
assert_equal(0xbb76fe69, entry.crc)
assert_equal("", entry.comment)
entry = ZipEntry.read_c_dir_entry(file)
assert_equal("longBinary.bin", entry.name)
assert_equal(ZipEntry::DEFLATED, entry.compression_method)
assert_equal(1000024, entry.size)
assert_equal(70847, entry.compressed_size)
assert_equal(0x10da7d59, entry.crc)
assert_equal("", entry.comment)
entry = ZipEntry.read_c_dir_entry(file)
assert_equal(nil, entry)
# Fields that are not check by this test:
# version made by 2 bytes
# version needed to extract 2 bytes
# general purpose bit flag 2 bytes
# last mod file time 2 bytes
# last mod file date 2 bytes
# compressed size 4 bytes
# uncompressed size 4 bytes
# disk number start 2 bytes
# internal file attributes 2 bytes
# external file attributes 4 bytes
# relative offset of local header 4 bytes
# file name (variable size)
# extra field (variable size)
# file comment (variable size)
}
end
def test_ReadEntryFromTruncatedZipFile
fragment=""
File.open("data/testDirectory.bin") { |f| fragment = f.read(12) } # cdir entry header is at least 46 bytes
fragment.extend(IOizeString)
entry = ZipEntry.new
entry.read_c_dir_entry(fragment)
fail "ZipError expected"
rescue ZipError
end
end
class ZipEntrySetTest < Test::Unit::TestCase
ZIP_ENTRIES = [
ZipEntry.new("zipfile.zip", "name1", "comment1"),
ZipEntry.new("zipfile.zip", "name2", "comment1"),
ZipEntry.new("zipfile.zip", "name3", "comment1"),
ZipEntry.new("zipfile.zip", "name4", "comment1"),
ZipEntry.new("zipfile.zip", "name5", "comment1"),
ZipEntry.new("zipfile.zip", "name6", "comment1")
]
def setup
@zipEntrySet = ZipEntrySet.new(ZIP_ENTRIES)
end
def test_include
assert(@zipEntrySet.include?(ZIP_ENTRIES.first))
assert(! @zipEntrySet.include?(ZipEntry.new("different.zip", "different", "aComment")))
end
def test_size
assert_equal(ZIP_ENTRIES.size, @zipEntrySet.size)
assert_equal(ZIP_ENTRIES.size, @zipEntrySet.length)
@zipEntrySet << ZipEntry.new("a", "b", "c")
assert_equal(ZIP_ENTRIES.size + 1, @zipEntrySet.length)
end
def test_add
zes = ZipEntrySet.new
entry1 = ZipEntry.new("zf.zip", "name1")
entry2 = ZipEntry.new("zf.zip", "name2")
zes << entry1
assert(zes.include?(entry1))
zes.push(entry2)
assert(zes.include?(entry2))
end
def test_delete
assert_equal(ZIP_ENTRIES.size, @zipEntrySet.size)
entry = @zipEntrySet.delete(ZIP_ENTRIES.first)
assert_equal(ZIP_ENTRIES.size - 1, @zipEntrySet.size)
assert_equal(ZIP_ENTRIES.first, entry)
entry = @zipEntrySet.delete(ZIP_ENTRIES.first)
assert_equal(ZIP_ENTRIES.size - 1, @zipEntrySet.size)
assert_nil(entry)
end
def test_each
# Tested indirectly via each_with_index
count = 0
@zipEntrySet.each_with_index {
|entry, index|
assert(ZIP_ENTRIES.include?(entry))
count = count.succ
}
assert_equal(ZIP_ENTRIES.size, count)
end
def test_entries
assert_equal(ZIP_ENTRIES.sort, @zipEntrySet.entries.sort)
end
def test_compound
newEntry = ZipEntry.new("zf.zip", "new entry", "new entry's comment")
assert_equal(ZIP_ENTRIES.size, @zipEntrySet.size)
@zipEntrySet << newEntry
assert_equal(ZIP_ENTRIES.size + 1, @zipEntrySet.size)
assert(@zipEntrySet.include?(newEntry))
@zipEntrySet.delete(newEntry)
assert_equal(ZIP_ENTRIES.size, @zipEntrySet.size)
end
def test_dup
copy = @zipEntrySet.dup
assert_equal(@zipEntrySet, copy)
# demonstrate that this is a deep copy
copy.entries[0].name = "a totally different name"
assert(@zipEntrySet != copy)
end
def test_parent
entries = [
ZipEntry.new("zf.zip", "a"),
ZipEntry.new("zf.zip", "a/"),
ZipEntry.new("zf.zip", "a/b"),
ZipEntry.new("zf.zip", "a/b/"),
ZipEntry.new("zf.zip", "a/b/c"),
ZipEntry.new("zf.zip", "a/b/c/")
]
entrySet = ZipEntrySet.new(entries)
assert_equal(nil, entrySet.parent(entries[0]))
assert_equal(nil, entrySet.parent(entries[1]))
assert_equal(entries[1], entrySet.parent(entries[2]))
assert_equal(entries[1], entrySet.parent(entries[3]))
assert_equal(entries[3], entrySet.parent(entries[4]))
assert_equal(entries[3], entrySet.parent(entries[5]))
end
def test_glob
res = @zipEntrySet.glob('name[2-4]')
assert_equal(3, res.size)
assert_equal(ZIP_ENTRIES[1,3], res)
end
def test_glob2
entries = [
ZipEntry.new("zf.zip", "a/"),
ZipEntry.new("zf.zip", "a/b/b1"),
ZipEntry.new("zf.zip", "a/b/c/"),
ZipEntry.new("zf.zip", "a/b/c/c1")
]
entrySet = ZipEntrySet.new(entries)
assert_equal(entries[0,1], entrySet.glob("*"))
# assert_equal(entries[FIXME], entrySet.glob("**"))
# res = entrySet.glob('a*')
# assert_equal(entries.size, res.size)
# assert_equal(entrySet.map { |e| e.name }, res.map { |e| e.name })
end
end
class ZipCentralDirectoryTest < Test::Unit::TestCase
def test_read_from_stream
File.open(TestZipFile::TEST_ZIP2.zip_name, "rb") {
|zipFile|
cdir = ZipCentralDirectory.read_from_stream(zipFile)
assert_equal(TestZipFile::TEST_ZIP2.entry_names.size, cdir.size)
cdir.entries.sort.compare_enumerables(TestZipFile::TEST_ZIP2.entry_names.sort) {
|cdirEntry, testEntryName|
assert(cdirEntry.name == testEntryName)
}
assert_equal(TestZipFile::TEST_ZIP2.comment, cdir.comment)
}
end
def test_readFromInvalidStream
File.open("data/file2.txt", "rb") {
|zipFile|
cdir = ZipCentralDirectory.new
cdir.read_from_stream(zipFile)
}
fail "ZipError expected!"
rescue ZipError
end
def test_ReadFromTruncatedZipFile
fragment=""
File.open("data/testDirectory.bin") { |f| fragment = f.read }
fragment.slice!(12) # removed part of first cdir entry. eocd structure still complete
fragment.extend(IOizeString)
entry = ZipCentralDirectory.new
entry.read_from_stream(fragment)
fail "ZipError expected"
rescue ZipError
end
def test_write_to_stream
entries = [ ZipEntry.new("file.zip", "flimse", "myComment", "somethingExtra"),
ZipEntry.new("file.zip", "secondEntryName"),
ZipEntry.new("file.zip", "lastEntry.txt", "Has a comment too") ]
cdir = ZipCentralDirectory.new(entries, "my zip comment")
File.open("cdirtest.bin", "wb") { |f| cdir.write_to_stream(f) }
cdirReadback = ZipCentralDirectory.new
File.open("cdirtest.bin", "rb") { |f| cdirReadback.read_from_stream(f) }
assert_equal(cdir.entries.sort, cdirReadback.entries.sort)
end
def test_equality
cdir1 = ZipCentralDirectory.new([ ZipEntry.new("file.zip", "flimse", nil,
"somethingExtra"),
ZipEntry.new("file.zip", "secondEntryName"),
ZipEntry.new("file.zip", "lastEntry.txt") ],
"my zip comment")
cdir2 = ZipCentralDirectory.new([ ZipEntry.new("file.zip", "flimse", nil,
"somethingExtra"),
ZipEntry.new("file.zip", "secondEntryName"),
ZipEntry.new("file.zip", "lastEntry.txt") ],
"my zip comment")
cdir3 = ZipCentralDirectory.new([ ZipEntry.new("file.zip", "flimse", nil,
"somethingExtra"),
ZipEntry.new("file.zip", "secondEntryName"),
ZipEntry.new("file.zip", "lastEntry.txt") ],
"comment?")
cdir4 = ZipCentralDirectory.new([ ZipEntry.new("file.zip", "flimse", nil,
"somethingExtra"),
ZipEntry.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
class BasicZipFileTest < Test::Unit::TestCase
include AssertEntry
def setup
@zipFile = ZipFile.new(TestZipFile::TEST_ZIP2.zip_name)
@testEntryNameIndex=0
end
def test_entries
assert_equal(TestZipFile::TEST_ZIP2.entry_names.sort,
@zipFile.entries.entries.sort.map {|e| e.name} )
end
def test_each
count = 0
visited = {}
@zipFile.each {
|entry|
assert(TestZipFile::TEST_ZIP2.entry_names.include?(entry.name))
assert(! visited.include?(entry.name))
visited[entry.name] = nil
count = count.succ
}
assert_equal(TestZipFile::TEST_ZIP2.entry_names.length, count)
end
def test_foreach
count = 0
visited = {}
ZipFile.foreach(TestZipFile::TEST_ZIP2.zip_name) {
|entry|
assert(TestZipFile::TEST_ZIP2.entry_names.include?(entry.name))
assert(! visited.include?(entry.name))
visited[entry.name] = nil
count = count.succ
}
assert_equal(TestZipFile::TEST_ZIP2.entry_names.length, count)
end
def test_get_input_stream
count = 0
visited = {}
@zipFile.each {
|entry|
assert_entry(entry.name, @zipFile.get_input_stream(entry), entry.name)
assert(! visited.include?(entry.name))
visited[entry.name] = nil
count = count.succ
}
assert_equal(TestZipFile::TEST_ZIP2.entry_names.length, count)
end
def test_get_input_streamBlock
fileAndEntryName = @zipFile.entries.first.name
@zipFile.get_input_stream(fileAndEntryName) {
|zis|
assert_entryContentsForStream(fileAndEntryName,
zis,
fileAndEntryName)
}
end
end
module CommonZipFileFixture
include AssertEntry
EMPTY_FILENAME = "emptyZipFile.zip"
TEST_ZIP = TestZipFile::TEST_ZIP2.clone
TEST_ZIP.zip_name = "5entry_copy.zip"
def setup
File.delete(EMPTY_FILENAME) if File.exists?(EMPTY_FILENAME)
FileUtils.cp(TestZipFile::TEST_ZIP2.zip_name, TEST_ZIP.zip_name)
end
end
class ZipFileTest < Test::Unit::TestCase
include CommonZipFileFixture
def test_createFromScratch
comment = "a short comment"
zf = ZipFile.new(EMPTY_FILENAME, ZipFile::CREATE)
zf.get_output_stream("myFile") { |os| os.write "myFile contains just this" }
zf.mkdir("dir1")
zf.comment = comment
zf.close
zfRead = ZipFile.new(EMPTY_FILENAME)
assert_equal(comment, zfRead.comment)
assert_equal(2, zfRead.entries.length)
end
def test_get_output_stream
entryCount = nil
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
entryCount = zf.size
zf.get_output_stream('newEntry.txt') {
|os|
os.write "Putting stuff in newEntry.txt"
}
assert_equal(entryCount+1, zf.size)
assert_equal("Putting stuff in newEntry.txt", zf.read("newEntry.txt"))
zf.get_output_stream(zf.get_entry('data/generated/empty.txt')) {
|os|
os.write "Putting stuff in data/generated/empty.txt"
}
assert_equal(entryCount+1, zf.size)
assert_equal("Putting stuff in data/generated/empty.txt", zf.read("data/generated/empty.txt"))
zf.get_output_stream('entry.bin') {
|os|
os.write(File.open('data/generated/5entry.zip', 'rb').read)
}
}
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
assert_equal(entryCount+2, zf.size)
assert_equal("Putting stuff in newEntry.txt", zf.read("newEntry.txt"))
assert_equal("Putting stuff in data/generated/empty.txt", zf.read("data/generated/empty.txt"))
assert_equal(File.open('data/generated/5entry.zip', 'rb').read, zf.read("entry.bin"))
}
end
def test_add
srcFile = "data/file2.txt"
entryName = "newEntryName.rb"
assert(File.exists?(srcFile))
zf = ZipFile.new(EMPTY_FILENAME, ZipFile::CREATE)
zf.add(entryName, srcFile)
zf.close
zfRead = ZipFile.new(EMPTY_FILENAME)
assert_equal("", zfRead.comment)
assert_equal(1, zfRead.entries.length)
assert_equal(entryName, zfRead.entries.first.name)
AssertEntry.assert_contents(srcFile,
zfRead.get_input_stream(entryName) { |zis| zis.read })
end
def test_addExistingEntryName
assert_raise(ZipEntryExistsError) {
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
zf.add(zf.entries.first.name, "data/file2.txt")
}
}
end
def test_addExistingEntryNameReplace
gotCalled = false
replacedEntry = nil
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
replacedEntry = zf.entries.first.name
zf.add(replacedEntry, "data/file2.txt") { gotCalled = true; true }
}
assert(gotCalled)
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
assert_contains(zf, replacedEntry, "data/file2.txt")
}
end
def test_addDirectory
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
zf.add(TestFiles::EMPTY_TEST_DIR, TestFiles::EMPTY_TEST_DIR)
}
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
dirEntry = zf.entries.detect { |e| e.name == TestFiles::EMPTY_TEST_DIR+"/" }
assert(dirEntry.is_directory)
}
end
def test_remove
entryToRemove, *remainingEntries = TEST_ZIP.entry_names
FileUtils.cp(TestZipFile::TEST_ZIP2.zip_name, TEST_ZIP.zip_name)
zf = ZipFile.new(TEST_ZIP.zip_name)
assert(zf.entries.map { |e| e.name }.include?(entryToRemove))
zf.remove(entryToRemove)
assert(! zf.entries.map { |e| e.name }.include?(entryToRemove))
assert_equal(zf.entries.map {|x| x.name }.sort, remainingEntries.sort)
zf.close
zfRead = ZipFile.new(TEST_ZIP.zip_name)
assert(! zfRead.entries.map { |e| e.name }.include?(entryToRemove))
assert_equal(zfRead.entries.map {|x| x.name }.sort, remainingEntries.sort)
zfRead.close
end
def test_rename
entryToRename, *remainingEntries = TEST_ZIP.entry_names
zf = ZipFile.new(TEST_ZIP.zip_name)
assert(zf.entries.map { |e| e.name }.include?(entryToRename))
contents = zf.read(entryToRename)
newName = "changed entry name"
assert(! zf.entries.map { |e| e.name }.include?(newName))
zf.rename(entryToRename, newName)
assert(zf.entries.map { |e| e.name }.include?(newName))
assert_equal(contents, zf.read(newName))
zf.close
zfRead = ZipFile.new(TEST_ZIP.zip_name)
assert(zfRead.entries.map { |e| e.name }.include?(newName))
assert_equal(contents, zf.read(newName))
zfRead.close
end
def test_renameToExistingEntry
oldEntries = nil
ZipFile.open(TEST_ZIP.zip_name) { |zf| oldEntries = zf.entries }
assert_raise(ZipEntryExistsError) {
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
zf.rename(zf.entries[0], zf.entries[1].name)
}
}
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
assert_equal(oldEntries.sort.map{ |e| e.name }, zf.entries.sort.map{ |e| e.name })
}
end
def test_renameToExistingEntryOverwrite
oldEntries = nil
ZipFile.open(TEST_ZIP.zip_name) { |zf| oldEntries = zf.entries }
gotCalled = false
renamedEntryName = nil
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
renamedEntryName = zf.entries[0].name
zf.rename(zf.entries[0], zf.entries[1].name) { gotCalled = true; true }
}
assert(gotCalled)
oldEntries.delete_if { |e| e.name == renamedEntryName }
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
assert_equal(oldEntries.sort.map{ |e| e.name },
zf.entries.sort.map{ |e| e.name })
}
end
def test_renameNonEntry
nonEntry = "bogusEntry"
target_entry = "target_entryName"
zf = ZipFile.new(TEST_ZIP.zip_name)
assert(! zf.entries.include?(nonEntry))
assert_raise(Errno::ENOENT) {
zf.rename(nonEntry, target_entry)
}
zf.commit
assert(! zf.entries.include?(target_entry))
ensure
zf.close
end
def test_renameEntryToExistingEntry
entry1, entry2, *remaining = TEST_ZIP.entry_names
zf = ZipFile.new(TEST_ZIP.zip_name)
assert_raise(ZipEntryExistsError) {
zf.rename(entry1, entry2)
}
ensure
zf.close
end
def test_replace
entryToReplace = TEST_ZIP.entry_names[2]
newEntrySrcFilename = "data/file2.txt"
zf = ZipFile.new(TEST_ZIP.zip_name)
zf.replace(entryToReplace, newEntrySrcFilename)
zf.close
zfRead = ZipFile.new(TEST_ZIP.zip_name)
AssertEntry::assert_contents(newEntrySrcFilename,
zfRead.get_input_stream(entryToReplace) { |is| is.read })
AssertEntry::assert_contents(TEST_ZIP.entry_names[0],
zfRead.get_input_stream(TEST_ZIP.entry_names[0]) { |is| is.read })
AssertEntry::assert_contents(TEST_ZIP.entry_names[1],
zfRead.get_input_stream(TEST_ZIP.entry_names[1]) { |is| is.read })
AssertEntry::assert_contents(TEST_ZIP.entry_names[3],
zfRead.get_input_stream(TEST_ZIP.entry_names[3]) { |is| is.read })
zfRead.close
end
def test_replaceNonEntry
entryToReplace = "nonExistingEntryname"
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
assert_raise(Errno::ENOENT) {
zf.replace(entryToReplace, "data/file2.txt")
}
}
end
def test_commit
newName = "renamedFirst"
zf = ZipFile.new(TEST_ZIP.zip_name)
oldName = zf.entries.first
zf.rename(oldName, newName)
zf.commit
zfRead = ZipFile.new(TEST_ZIP.zip_name)
assert(zfRead.entries.detect { |e| e.name == newName } != nil)
assert(zfRead.entries.detect { |e| e.name == oldName } == nil)
zfRead.close
zf.close
end
# This test tests that after commit, you
# can delete the file you used to add the entry to the zip file
# with
def test_commitUseZipEntry
FileUtils.cp(TestFiles::RANDOM_ASCII_FILE1, "okToDelete.txt")
zf = ZipFile.open(TEST_ZIP.zip_name)
zf.add("okToDelete.txt", "okToDelete.txt")
assert_contains(zf, "okToDelete.txt")
zf.commit
File.rename("okToDelete.txt", "okToDeleteMoved.txt")
assert_contains(zf, "okToDelete.txt", "okToDeleteMoved.txt")
end
# def test_close
# zf = ZipFile.new(TEST_ZIP.zip_name)
# zf.close
# assert_raise(IOError) {
# zf.extract(TEST_ZIP.entry_names.first, "hullubullu")
# }
# end
def test_compound1
renamedName = "renamedName"
originalEntries = []
begin
zf = ZipFile.new(TEST_ZIP.zip_name)
originalEntries = zf.entries.dup
assert_not_contains(zf, TestFiles::RANDOM_ASCII_FILE1)
zf.add(TestFiles::RANDOM_ASCII_FILE1,
TestFiles::RANDOM_ASCII_FILE1)
assert_contains(zf, TestFiles::RANDOM_ASCII_FILE1)
zf.rename(zf.entries[0], renamedName)
assert_contains(zf, renamedName)
TestFiles::BINARY_TEST_FILES.each {
|filename|
zf.add(filename, filename)
assert_contains(zf, filename)
}
assert_contains(zf, originalEntries.last.to_s)
zf.remove(originalEntries.last.to_s)
assert_not_contains(zf, originalEntries.last.to_s)
ensure
zf.close
end
begin
zfRead = ZipFile.new(TEST_ZIP.zip_name)
assert_contains(zfRead, TestFiles::RANDOM_ASCII_FILE1)
assert_contains(zfRead, renamedName)
TestFiles::BINARY_TEST_FILES.each {
|filename|
assert_contains(zfRead, filename)
}
assert_not_contains(zfRead, originalEntries.last.to_s)
ensure
zfRead.close
end
end
def test_compound2
begin
zf = ZipFile.new(TEST_ZIP.zip_name)
originalEntries = zf.entries.dup
originalEntries.each {
|entry|
zf.remove(entry)
assert_not_contains(zf, entry)
}
assert(zf.entries.empty?)
TestFiles::ASCII_TEST_FILES.each {
|filename|
zf.add(filename, filename)
assert_contains(zf, filename)
}
assert_equal(zf.entries.sort.map { |e| e.name }, TestFiles::ASCII_TEST_FILES)
zf.rename(TestFiles::ASCII_TEST_FILES[0], "newName")
assert_not_contains(zf, TestFiles::ASCII_TEST_FILES[0])
assert_contains(zf, "newName")
ensure
zf.close
end
begin
zfRead = ZipFile.new(TEST_ZIP.zip_name)
asciiTestFiles = TestFiles::ASCII_TEST_FILES.dup
asciiTestFiles.shift
asciiTestFiles.each {
|filename|
assert_contains(zf, filename)
}
assert_contains(zf, "newName")
ensure
zfRead.close
end
end
private
def assert_contains(zf, entryName, filename = entryName)
assert(zf.entries.detect { |e| e.name == entryName} != nil, "entry #{entryName} not in #{zf.entries.join(', ')} in zip file #{zf}")
assert_entryContents(zf, entryName, filename) if File.exists?(filename)
end
def assert_not_contains(zf, entryName)
assert(zf.entries.detect { |e| e.name == entryName} == nil, "entry #{entryName} in #{zf.entries.join(', ')} in zip file #{zf}")
end
end
class ZipFileExtractTest < Test::Unit::TestCase
include CommonZipFileFixture
EXTRACTED_FILENAME = "extEntry"
ENTRY_TO_EXTRACT, *REMAINING_ENTRIES = TEST_ZIP.entry_names.reverse
def setup
super
File.delete(EXTRACTED_FILENAME) if File.exists?(EXTRACTED_FILENAME)
end
def test_extract
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
zf.extract(ENTRY_TO_EXTRACT, EXTRACTED_FILENAME)
assert(File.exists?(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.exists?(EXTRACTED_FILENAME))
AssertEntry::assert_contents(EXTRACTED_FILENAME,
entry.get_input_stream() { |is| is.read })
}
end
def test_extractExists
writtenText = "written text"
File.open(EXTRACTED_FILENAME, "w") { |f| f.write(writtenText) }
assert_raise(ZipDestinationFileExistsError) {
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
zf.extract(zf.entries.first, EXTRACTED_FILENAME)
}
}
File.open(EXTRACTED_FILENAME, "r") {
|f|
assert_equal(writtenText, f.read)
}
end
def test_extractExistsOverwrite
writtenText = "written text"
File.open(EXTRACTED_FILENAME, "w") { |f| f.write(writtenText) }
gotCalledCorrectly = false
ZipFile.open(TEST_ZIP.zip_name) {
|zf|
zf.extract(zf.entries.first, EXTRACTED_FILENAME) {
|entry, extractLoc|
gotCalledCorrectly = zf.entries.first == entry &&
extractLoc == EXTRACTED_FILENAME
true
}
}
assert(gotCalledCorrectly)
File.open(EXTRACTED_FILENAME, "r") {
|f|
assert(writtenText != f.read)
}
end
def test_extractNonEntry
zf = ZipFile.new(TEST_ZIP.zip_name)
assert_raise(Errno::ENOENT) { zf.extract("nonExistingEntry", "nonExistingEntry") }
ensure
zf.close if zf
end
def test_extractNonEntry2
outFile = "outfile"
assert_raise(Errno::ENOENT) {
zf = ZipFile.new(TEST_ZIP.zip_name)
nonEntry = "hotdog-diddelidoo"
assert(! zf.entries.include?(nonEntry))
zf.extract(nonEntry, outFile)
zf.close
}
assert(! File.exists?(outFile))
end
end
class ZipFileExtractDirectoryTest < Test::Unit::TestCase
include CommonZipFileFixture
TEST_OUT_NAME = "emptyOutDir"
def open_zip(&aProc)
assert(aProc != nil)
ZipFile.open(TestZipFile::TEST_ZIP4.zip_name, &aProc)
end
def extract_test_dir(&aProc)
open_zip {
|zf|
zf.extract(TestFiles::EMPTY_TEST_DIR, TEST_OUT_NAME, &aProc)
}
end
def setup
super
Dir.rmdir(TEST_OUT_NAME) if File.directory? TEST_OUT_NAME
File.delete(TEST_OUT_NAME) if File.exists? TEST_OUT_NAME
end
def test_extractDirectory
extract_test_dir
assert(File.directory?(TEST_OUT_NAME))
end
def test_extractDirectoryExistsAsDir
Dir.mkdir TEST_OUT_NAME
extract_test_dir
assert(File.directory?(TEST_OUT_NAME))
end
def test_extractDirectoryExistsAsFile
File.open(TEST_OUT_NAME, "w") { |f| f.puts "something" }
assert_raise(ZipDestinationFileExistsError) { extract_test_dir }
end
def test_extractDirectoryExistsAsFileOverwrite
File.open(TEST_OUT_NAME, "w") { |f| f.puts "something" }
gotCalled = false
extract_test_dir {
|entry, destPath|
gotCalled = true
assert_equal(TEST_OUT_NAME, destPath)
assert(entry.is_directory)
true
}
assert(gotCalled)
assert(File.directory?(TEST_OUT_NAME))
end
end
class ZipExtraFieldTest < Test::Unit::TestCase
def test_new
extra_pure = ZipExtraField.new("")
extra_withstr = ZipExtraField.new("foo")
assert_instance_of(ZipExtraField, extra_pure)
assert_instance_of(ZipExtraField, extra_withstr)
end
def test_unknownfield
extra = ZipExtraField.new("foo")
assert_equal(extra["Unknown"], "foo")
extra.merge("a")
assert_equal(extra["Unknown"], "fooa")
extra.merge("barbaz")
assert_equal(extra.to_s, "fooabarbaz")
end
def test_merge
str = "UT\x5\0\x3\250$\r@Ux\0\0"
extra1 = ZipExtraField.new("")
extra2 = ZipExtraField.new(str)
assert(! extra1.member?("UniversalTime"))
assert(extra2.member?("UniversalTime"))
extra1.merge(str)
assert_equal(extra1["UniversalTime"].mtime, extra2["UniversalTime"].mtime)
end
def test_length
str = "UT\x5\0\x3\250$\r@Ux\0\0Te\0\0testit"
extra = ZipExtraField.new(str)
assert_equal(extra.local_length, extra.to_local_bin.length)
assert_equal(extra.c_dir_length, extra.to_c_dir_bin.length)
extra.merge("foo")
assert_equal(extra.local_length, extra.to_local_bin.length)
assert_equal(extra.c_dir_length, extra.to_c_dir_bin.length)
end
def test_to_s
str = "UT\x5\0\x3\250$\r@Ux\0\0Te\0\0testit"
extra = ZipExtraField.new(str)
assert_instance_of(String, extra.to_s)
s = extra.to_s
extra.merge("foo")
assert_equal(s.length + 3, extra.to_s.length)
end
def test_equality
str = "UT\x5\0\x3\250$\r@"
extra1 = ZipExtraField.new(str)
extra2 = ZipExtraField.new(str)
extra3 = ZipExtraField.new(str)
assert_equal(extra1, extra2)
extra2["UniversalTime"].mtime = Time.now
assert(extra1 != extra2)
extra3.create("IUnix")
assert(extra1 != extra3)
extra1.create("IUnix")
assert_equal(extra1, extra3)
end
end
# Copyright (C) 2002-2005 Thomas Sondergaard
# rubyzip is free software; you can redistribute it and/or
# modify it under the terms of the ruby license.
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