require 'matrix'

describe :matrix_conjugate, :shared => true do
  it "returns a matrix with all entries 'conjugated'" do
    Matrix[ [1,   2], [3, 4] ].send(@method).should == Matrix[ [1,   2], [3, 4] ]
    Matrix[ [1.9, Complex(1,1)], [3, 4] ].send(@method).should == Matrix[ [1.9, Complex(1,-1)], [3, 4] ]
  end

  it "returns empty matrices on the same size if empty" do
    Matrix.empty(0, 3).send(@method).should == Matrix.empty(0, 3)
    Matrix.empty(3, 0).send(@method).should == Matrix.empty(3, 0)
  end

  ruby_bug "redmine #5307", "1.9.3" do
    describe "for a subclass of Matrix" do
      it "returns an instance of that subclass" do
        MatrixSub.ins.send(@method).should be_an_instance_of(MatrixSub)
      end
    end
  end
end
