class MarkdownExec::TestHashDelegatorYieldToBlock

def setup
  @hd = HashDelegator.new
  @fcb = mock('Fcb')
  MarkdownExec::Filter.stubs(:fcb_select?).returns(true)
end

def test_yield_to_block_if_applicable_with_correct_conditions
  block_called = false
  Filter.yield_to_block_if_applicable(@fcb, [:blocks]) do |type, fcb|
    block_called = true
    assert_equal :blocks, type
    assert_equal @fcb, fcb
  end
  assert block_called
end

def test_yield_to_block_if_applicable_with_incorrect_conditions
  block_called = false
  MarkdownExec::Filter.stubs(:fcb_select?).returns(false)
  Filter.yield_to_block_if_applicable(@fcb, [:non_blocks]) do |_|
    block_called = true
  end
  refute block_called
end

def test_yield_to_block_if_applicable_without_block
  result = Filter.yield_to_block_if_applicable(@fcb, [:blocks])
  assert_nil result
end