require File.expand_path(File.dirname(__FILE__) + '/neo') # You need to write the triangle method in the file 'triangle.rb' require './triangle.rb' class AboutTriangleProject2 < Neo::Koan # The first assignment did not talk about how to handle errors. # Let's handle that part now. def test_illegal_triangles_throw_exceptions assert_raise(TriangleError) do triangle(0, 0, 0) end assert_raise(TriangleError) do triangle(3, 4, -5) end assert_raise(TriangleError) do triangle(1, 1, 3) end assert_raise(TriangleError) do triangle(2, 4, 2) end # HINT: for tips, see http://stackoverflow.com/questions/3834203/ruby-koan-151-raising-exceptions end end