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require_relative '../../spec_helper'
ruby_version_is ""..."3.1" do
require_relative 'fixtures/classes'
require 'matrix'
describe "Matrix#round" do
it "returns a matrix with all entries rounded" do
Matrix[ [1, 2.34], [5.67, 8] ].round.should == Matrix[ [1, 2], [6, 8] ]
Matrix[ [1, 2.34], [5.67, 8] ].round(1).should == Matrix[ [1, 2.3], [5.7, 8] ]
end
it "returns empty matrices on the same size if empty" do
Matrix.empty(0, 3).round.should == Matrix.empty(0, 3)
Matrix.empty(3, 0).round(42).should == Matrix.empty(3, 0)
end
describe "for a subclass of Matrix" do
it "returns an instance of that subclass" do
MatrixSub.ins.round.should be_an_instance_of(MatrixSub)
end
end
end
end
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