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require_relative "helper"

class HelperTest < ASN1KitTestCase
  def test_B
    assert_equal "\x40\x80".b, B(%w{ 40 80 })
  end

  TestError = Class.new(StandardError)
  def test_assert_raise_with_message
    assert_nothing_raised {
      assert_raise_with_message(TestError, "abc") {
        raise TestError, "abc"
      }
    }

    assert_nothing_raised {
      assert_raise_with_message(TestError, /c$/) {
        raise TestError, "abc"
      }
    }

    klass = Test::Unit::AssertionFailedError
    ex = assert_raise {
      assert_raise_with_message(TestError, "abc") {
        raise RuntimeError, "abc"
      }
    }
    assert_kind_of klass, ex
    assert_match (/TestError/), ex.message
    assert_match (/RuntimeError/), ex.message

    ex = assert_raise {
      assert_raise_with_message(TestError, "abc") {
        raise TestError, "xyz"
      }
    }
    assert_kind_of klass, ex
    assert_match (/abc/), ex.message
    assert_match (/xyz/), ex.message

    ex = assert_raise {
      assert_raise_with_message(TestError, /^a/) {
        raise TestError, "xbc"
      }
    }
    assert_kind_of klass, ex
    assert_match (/\/\^a\//), ex.message
    assert_match (/xbc/), ex.message
  end
end