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32 lines
621 B
32 lines
621 B
8 years ago
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class State
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attr_reader :floors, :elevator
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def initialize(input)
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@floors = input.lines.reverse.map.with_index {|line, index|
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_, e, *items = line.split(/\s+/)
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@elevator = index if e == ?E
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items.reject {|item| item == ?. }
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}
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end
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end
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require 'minitest/autorun'
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class TestDay11 < Minitest::Test
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def test_initialize
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input = <<-INPUT
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F4 . . . . .
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F3 . . . LG .
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F2 . HG . . .
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F1 E . HM . LM
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INPUT
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state = State.new(input)
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assert_equal 4, state.floors.size
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assert_equal 0, state.elevator
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floor = state.floors[0]
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assert_equal 2, floor.size
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end
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end
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