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require 'rubygems/package/tar_test_case'
require 'rubygems/package'
class TestGemPackageTarReaderEntry < Gem::Package::TarTestCase
def setup
super
@contents = ('a'..'z').to_a.join * 100
@tar = ''
@tar << tar_file_header("lib/foo", "", 0, @contents.size, Time.now)
@tar << @contents
@tar << "\0" * (512 - (@tar.size % 512))
@entry = util_entry @tar
end
def teardown
close_util_entry(@entry)
super
end
def close_util_entry(entry)
entry.instance_variable_get(:@io).close!
end
def test_bytes_read
assert_equal 0, @entry.bytes_read
@entry.getc
assert_equal 1, @entry.bytes_read
end
def test_close
@entry.close
assert @entry.bytes_read
e = assert_raises IOError do @entry.eof? end
assert_equal 'closed Gem::Package::TarReader::Entry', e.message
e = assert_raises IOError do @entry.getc end
assert_equal 'closed Gem::Package::TarReader::Entry', e.message
e = assert_raises IOError do @entry.pos end
assert_equal 'closed Gem::Package::TarReader::Entry', e.message
e = assert_raises IOError do @entry.read end
assert_equal 'closed Gem::Package::TarReader::Entry', e.message
e = assert_raises IOError do @entry.rewind end
assert_equal 'closed Gem::Package::TarReader::Entry', e.message
end
def test_closed_eh
@entry.close
assert @entry.closed?
end
def test_eof_eh
@entry.read
assert @entry.eof?
end
def test_full_name
assert_equal 'lib/foo', @entry.full_name
end
def test_full_name_null
@entry.header.prefix << "\000"
e = assert_raises Gem::Package::TarInvalidError do
@entry.full_name
end
assert_equal 'tar is corrupt, name contains null byte', e.message
end
def test_getc
assert_equal ?a, @entry.getc
end
def test_directory_eh
assert_equal false, @entry.directory?
dir_ent = util_dir_entry
assert_equal true, dir_ent.directory?
ensure
close_util_entry(dir_ent) if dir_ent
end
def test_file_eh
assert_equal true, @entry.file?
dir_ent = util_dir_entry
assert_equal false, dir_ent.file?
ensure
close_util_entry(dir_ent) if dir_ent
end
def test_pos
assert_equal 0, @entry.pos
@entry.getc
assert_equal 1, @entry.pos
end
def test_read
assert_equal @contents, @entry.read
end
def test_read_big
assert_equal @contents, @entry.read(@contents.size * 2)
end
def test_read_small
assert_equal @contents[0...100], @entry.read(100)
end
def test_rewind
char = @entry.getc
@entry.rewind
assert_equal 0, @entry.pos
assert_equal char, @entry.getc
end
end
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