diff options
| author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
|---|---|---|
| committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
| commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
| tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/library/matrix/unitary_spec.rb | |
| parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) | |
Move spec/rubyspec to spec/ruby for consistency
* Other ruby implementations use the spec/ruby directory.
[Misc #13792] [ruby-core:82287]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/library/matrix/unitary_spec.rb')
| -rw-r--r-- | spec/ruby/library/matrix/unitary_spec.rb | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/spec/ruby/library/matrix/unitary_spec.rb b/spec/ruby/library/matrix/unitary_spec.rb new file mode 100644 index 0000000000..e322a5a3ce --- /dev/null +++ b/spec/ruby/library/matrix/unitary_spec.rb @@ -0,0 +1,28 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require 'matrix' + +describe "Matrix.unitary?" do + it "returns false for non unitary matrices" do + Matrix[[0, 1], [1, 2]].unitary?.should == false + Matrix[[0, Complex(0, 2)], [Complex(0, 2), 0]].unitary?.should == false + Matrix[[0, Complex(0, 1)], [Complex(0, -1), 0]].unitary?.should == false + Matrix[[1, 1, 0], [0, 1, 1], [1, 0, 1]].unitary?.should == false + end + + it "returns true for unitary matrices" do + Matrix[[0, Complex(0, 1)], [Complex(0, 1), 0]].unitary?.should == true + end + + it "raises an error for rectangular matrices" do + [ + Matrix[[0], [0]], + Matrix[[0, 0]], + Matrix.empty(0, 2), + Matrix.empty(2, 0), + ].each do |rectangual_matrix| + lambda { + rectangual_matrix.unitary? + }.should raise_error(Matrix::ErrDimensionMismatch) + end + end +end |