require_relative '../../spec_helper' require 'matrix' describe "Matrix#to_a" do it "returns the array of arrays that describe the rows of the matrix" do Matrix[].to_a.should == [] Matrix[[]].to_a.should == [[]] Matrix[[1]].to_a.should == [[1]] Matrix[[1, 2], [3, 4]].to_a.should == [[1, 2],[3, 4]] end end