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26 lines
632 B
Ruby
26 lines
632 B
Ruby
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require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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require 'matrix'
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describe "Matrix#clone" do
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before :each do
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@a = Matrix[[1, 2], [3, 4], [5, 6]]
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end
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it "returns a shallow copy of the matrix" do
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b = @a.clone
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@a.should_not equal(b)
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b.should be_kind_of(Matrix)
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b.should == @a
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0.upto(@a.row_size - 1) do |i|
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@a.row(i).should_not equal(b.row(i))
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end
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end
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describe "for a subclass of Matrix" do
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it "returns an instance of that subclass" do
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MatrixSub.ins.clone.should be_an_instance_of(MatrixSub)
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end
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end
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end
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