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# frozen_string_literal: false
require 'test/unit'
require "-test-/econv"
class Test_EConvAppend < Test::Unit::TestCase
def test_econv_str_append_valid
ec = Bug::EConv.new("utf-8", "cp932")
dst = "\u3044".encode("cp932")
ret = ec.append("\u3042"*30, dst)
assert_same(dst, ret)
assert_not_predicate(dst, :ascii_only?)
assert_predicate(dst, :valid_encoding?)
end
def test_econv_str_append_broken
ec = Bug::EConv.new("utf-8", "cp932")
dst = ""
ret = ec.append("\u3042"*30, dst)
assert_same(dst, ret)
assert_not_predicate(dst, :ascii_only?)
assert_not_predicate(dst, :valid_encoding?)
end
end
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