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# frozen_string_literal: true
require_relative 'test_helper'
require_relative 'helpers/assert_entry'
class ZipInputStreamTest < Minitest::Test
include AssertEntry
class IOLike
extend Forwardable
def initialize(path, mode)
@file = File.new(path, mode)
end
delegate [:tell, :seek, :read, :eof?, :close] => :@file
end
def test_new
zis = ::Zip::InputStream.new(TestZipFile::TEST_ZIP2.zip_name)
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
zis.close
end
def test_open_with_block
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
end
end
def test_open_without_block
zis = ::Zip::InputStream.open(File.new(TestZipFile::TEST_ZIP2.zip_name, 'rb'))
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
end
def test_open_buffer_with_block
::Zip::InputStream.open(File.new(TestZipFile::TEST_ZIP2.zip_name, 'rb')) do |zis|
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
end
end
def test_open_string_io_without_block
string_io = ::StringIO.new(::File.read(TestZipFile::TEST_ZIP2.zip_name, mode: 'rb'))
zis = ::Zip::InputStream.open(string_io)
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
end
def test_open_string_io_with_block
string_io = ::StringIO.new(::File.read(TestZipFile::TEST_ZIP2.zip_name, mode: 'rb'))
::Zip::InputStream.open(string_io) do |zis|
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
end
end
def test_open_buffer_without_block
zis = ::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name)
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
end
def test_open_io_like_with_block
::Zip::InputStream.open(IOLike.new(TestZipFile::TEST_ZIP2.zip_name, 'rb')) do |zis|
assert_stream_contents(zis, TestZipFile::TEST_ZIP2)
assert_equal(true, zis.eof?)
end
end
def test_open_file_with_gp3bit_set
::Zip::InputStream.open('test/data/gpbit3stored.zip') do |zis|
error = assert_raises(::Zip::StreamingError) do
zis.get_next_entry
end
assert_match(/file1\.txt/, error.message)
assert_equal('file1.txt', error.entry.name)
end
end
def test_open_file_with_gp3bit_set_created_by_osx_archive
::Zip::InputStream.open('test/data/osx-archive.zip') do |zis|
error = assert_raises(::Zip::StreamingError) do
zis.get_next_entry
end
assert_match(/1\.txt/, error.message)
assert_equal('1.txt', error.entry.name)
end
end
def test_open_split_archive_raises_error
::Zip::InputStream.open('test/data/invalid-split.zip') do |zis|
error = assert_raises(::Zip::SplitArchiveError) do
zis.get_next_entry
end
refute(error.message.empty?)
end
end
def test_open_encrypted_archive_raises_error
::Zip::InputStream.open('test/data/zipWithEncryption.zip') do |zis|
assert_raises(::Zip::Error) do
zis.get_next_entry
end
end
end
def test_size_no_entry
zis = ::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name)
assert_nil(zis.size)
end
def test_size_with_entry
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
zis.get_next_entry
assert_equal(123_702, zis.size)
end
end
def test_get_entry_ftypes
::Zip::InputStream.open(TestZipFile::TEST_ZIP4.zip_name) do |zis|
entry = zis.get_next_entry
assert_equal(:file, entry.ftype)
entry = zis.get_next_entry
assert_equal(:directory, entry.ftype)
end
end
def test_incomplete_reads
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |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.empty?
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_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_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.empty?
entry = zis.get_next_entry # longBinary.bin
assert_equal(TestZipFile::TEST_ZIP2.entry_names[4], entry.name)
assert !zis.gets.empty?
end
end
def test_incomplete_reads_from_string_io
string_io = ::StringIO.new(::File.read(TestZipFile::TEST_ZIP2.zip_name, mode: 'rb'))
::Zip::InputStream.open(string_io) do |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.empty?
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_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_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.empty?
entry = zis.get_next_entry # longBinary.bin
assert_equal(TestZipFile::TEST_ZIP2.entry_names[4], entry.name)
assert !zis.gets.empty?
end
end
def test_read_with_number_of_bytes_returns_nil_at_eof
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
entry = zis.get_next_entry # longAscii.txt
zis.read(entry.size)
assert_equal(true, zis.eof?)
assert_nil(zis.read(1))
assert_nil(zis.read(1))
end
end
def test_read_with_zero_returns_empty_string
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
assert_equal('', zis.read(0))
end
end
def test_rewind
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |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)
assert_equal(100, zis.pos)
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_equal(0, zis.pos)
assert_entry(e.name, zis, e.name)
end
end
def test_mix_read_and_gets
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
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('$VERBOSE =', zis.read(10))
assert_equal(false, zis.eof?)
end
end
def test_ungetc
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
zis.get_next_entry
first_line = zis.gets.chomp
first_line.reverse.bytes.each { |b| zis.ungetc(b) }
assert_equal('#!/usr/bin/env ruby', zis.gets.chomp)
assert_equal('$VERBOSE =', zis.read(10))
end
end
def test_readline_then_read
::Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
zis.get_next_entry
assert_equal("#!/usr/bin/env ruby\n", zis.readline)
refute(zis.eof?)
refute_empty(zis.read) # Also should not raise an error.
assert(zis.eof?)
end
end
def test_sysread
Zip::InputStream.open(TestZipFile::TEST_ZIP2.zip_name) do |zis|
zis.get_next_entry
# Read with no buffer specified.
buffer = zis.sysread(20)
assert_equal("#!/usr/bin/env ruby\n", buffer)
# Read with a buffer specified.
buffer = +''
zis.sysread(17, buffer)
assert_equal("\n$VERBOSE = true\n", buffer)
# Read with no length specified. This should read the rest of the entry.
buffer = zis.sysread
assert_equal(123_665, buffer.bytesize)
end
end
end
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