JezK

Edit File: test_rake_invocation_chain.rb

require File.expand_path('../helper', __FILE__)

class TestRakeInvocationChain < Rake::TestCase

def setup
    super

@empty = Rake::InvocationChain::EMPTY

@first_member = "A"
    @second_member = "B"
    @one = @empty.append(@first_member)
    @two = @one.append(@second_member)
  end

def test_append
    chain = @empty.append("A")

assert_equal 'TOP => A', chain.to_s # HACK
  end

def test_append_one_circular
    ex = assert_raises RuntimeError do
      @one.append(@first_member)
    end
    assert_match(/circular +dependency/i, ex.message)
    assert_match(/A.*=>.*A/, ex.message)
  end

def test_append_two_circular
    ex = assert_raises RuntimeError do
      @two.append(@first_member)
    end
    assert_match(/A.*=>.*B.*=>.*A/, ex.message)
  end

def test_member_eh_one
    assert @one.member?(@first_member)
  end

def test_member_eh_two
    assert @two.member?(@first_member)
    assert @two.member?(@second_member)
  end

def test_to_s_empty
    assert_equal "TOP", @empty.to_s
    assert_equal "TOP => A", @one.to_s
  end

end

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