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-rw-r--r--spec/rubyspec/library/matrix/real_spec.rb42
1 files changed, 0 insertions, 42 deletions
diff --git a/spec/rubyspec/library/matrix/real_spec.rb b/spec/rubyspec/library/matrix/real_spec.rb
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--- a/spec/rubyspec/library/matrix/real_spec.rb
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-require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../fixtures/classes', __FILE__)
-require 'matrix'
-
-describe "Matrix#real?" do
- it "returns true for matrices with all real entries" do
- Matrix[ [1, 2], [3, 4] ].real?.should be_true
- Matrix[ [1.9, 2], [3, 4] ].real?.should be_true
- end
-
- it "returns true for empty matrices" do
- Matrix.empty.real?.should be_true
- end
-
- it "returns false if one element is a Complex" do
- Matrix[ [Complex(1,1), 2], [3, 4] ].real?.should be_false
- end
-
- conflicts_with :CMath do
- it "returns false if one element is a Complex whose imaginary part is 0" do
- Matrix[ [Complex(1,0), 2], [3, 4] ].real?.should be_false
- end
- end
-end
-
-describe "Matrix#real" do
- it "returns a matrix with the real part of the elements of the receiver" do
- Matrix[ [1, 2], [3, 4] ].real.should == Matrix[ [1, 2], [3, 4] ]
- Matrix[ [1.9, Complex(1,1)], [Complex(-0.42, 0), 4] ].real.should == Matrix[ [1.9, 1], [-0.42, 4] ]
- end
-
- it "returns empty matrices on the same size if empty" do
- Matrix.empty(0, 3).real.should == Matrix.empty(0, 3)
- Matrix.empty(3, 0).real.should == Matrix.empty(3, 0)
- end
-
- describe "for a subclass of Matrix" do
- it "returns an instance of that subclass" do
- MatrixSub.ins.real.should be_an_instance_of(MatrixSub)
- end
- end
-end