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require 'test_helper'
class ZipCentralDirectoryTest < MiniTest::Unit::TestCase
def teardown
::Zip.reset!
end
def test_read_from_stream
::File.open(TestZipFile::TEST_ZIP2.zip_name, "rb") {
|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) {
|cdirEntry, testEntryName|
cdirEntry.name == testEntryName
})
assert_equal(TestZipFile::TEST_ZIP2.comment, cdir.comment)
}
end
def test_readFromInvalidStream
File.open("test/data/file2.txt", "rb") {
|zipFile|
cdir = ::Zip::CentralDirectory.new
cdir.read_from_stream(zipFile)
}
fail "ZipError expected!"
rescue ::Zip::Error
end
def test_ReadFromTruncatedZipFile
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", "", 18000000000, 102, ::Zip::Entry::DEFLATED, 20000000000),
::Zip::Entry.new("file.zip", "file3-alsobig", "comment3", "", 15000000000, 103, ::Zip::Entry::DEFLATED, 21000000000),
::Zip::Entry.new("file.zip", "file4-little", "comment4", "", 100, 104, ::Zip::Entry::DEFLATED, 121)]
[0, 250, 18000000300, 33000000350].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
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