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require File.expand_path('../helper', __FILE__)
class TestRakeInvocationChain < Rake::TestCase
include Rake
def setup
super
@empty = InvocationChain.empty
@first_member = "A"
@second_member = "B"
@one = @empty.append(@first_member)
@two = @one.append(@second_member)
end
def test_conj_on_invocation_chains
list = InvocationChain.empty.conj("B").conj("A")
assert_equal InvocationChain.make("A", "B"), list
assert_equal InvocationChain, list.class
end
def test_make_on_invocation_chains
assert_equal @empty, InvocationChain.make()
assert_equal @one, InvocationChain.make(@first_member)
assert_equal @two, InvocationChain.make(@second_member, @first_member)
end
def test_append_with_one_argument
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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