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ruby--ruby/spec/ruby/library/matrix/column_size_spec.rb

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Ruby

require_relative '../../spec_helper'
ruby_version_is ""..."3.1" do
require 'matrix'
describe "Matrix#column_size" do
it "returns the number of columns" do
Matrix[ [1,2], [3,4] ].column_size.should == 2
end
it "returns 0 for empty matrices" do
Matrix[ [], [] ].column_size.should == 0
Matrix[ ].column_size.should == 0
end
end
end