method

test_cycle

Importance_0
v1_8_6_287 - Show latest stable - 0 notes - Class: TSortTest
test_cycle() public

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# File lib/tsort.rb, line 271
    def test_cycle
      h = TSortHash[{1=>[2], 2=>[3, 4], 3=>[2], 4=>[]}]
      assert_equal([[4], [2, 3], [1]],
        h.strongly_connected_components.map {|nodes| nodes.sort})
      assert_raise(TSort::Cyclic) { h.tsort }
    end
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