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# frozen_string_literal: false
require "test/unit"
class TestGBK < Test::Unit::TestCase
def s(s)
s.force_encoding("gbk")
end
def test_mbc_enc_len
assert_equal(1, s("\x81\x40").size)
end
def test_mbc_to_code
assert_equal(0x8140, s("\x81\x40").ord)
end
def test_code_to_mbc
assert_equal(s("\x81\x40"), 0x8140.chr("gbk"))
end
def test_mbc_case_fold
r = Regexp.new(s("(\x81\x40)\\1"), "i")
assert_match(r, s("\x81\x40\x81\x40"))
end
def test_left_adjust_char_head
assert_equal(s("\x81\x40"), s("\x81\x40\x81\x40").chop)
end
end
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