diff options
Diffstat (limited to 'spec/ruby/library/matrix/lower_triangular_spec.rb')
-rw-r--r-- | spec/ruby/library/matrix/lower_triangular_spec.rb | 39 |
1 files changed, 18 insertions, 21 deletions
diff --git a/spec/ruby/library/matrix/lower_triangular_spec.rb b/spec/ruby/library/matrix/lower_triangular_spec.rb index 0223b8b619..f3aa4501f4 100644 --- a/spec/ruby/library/matrix/lower_triangular_spec.rb +++ b/spec/ruby/library/matrix/lower_triangular_spec.rb @@ -1,27 +1,24 @@ require_relative '../../spec_helper' +require 'matrix' -ruby_version_is ""..."3.1" do - require 'matrix' - - describe "Matrix.lower_triangular?" do - it "returns true for a square lower triangular Matrix" do - Matrix[[1, 0, 0], [1, 2, 0], [1, 2, 3]].lower_triangular?.should be_true - Matrix.diagonal([1, 2, 3]).lower_triangular?.should be_true - Matrix[[1, 0], [1, 2], [1, 2], [1, 2]].lower_triangular?.should be_true - Matrix[[1, 0, 0, 0], [1, 2, 0, 0]].lower_triangular?.should be_true - end +describe "Matrix.lower_triangular?" do + it "returns true for a square lower triangular Matrix" do + Matrix[[1, 0, 0], [1, 2, 0], [1, 2, 3]].lower_triangular?.should be_true + Matrix.diagonal([1, 2, 3]).lower_triangular?.should be_true + Matrix[[1, 0], [1, 2], [1, 2], [1, 2]].lower_triangular?.should be_true + Matrix[[1, 0, 0, 0], [1, 2, 0, 0]].lower_triangular?.should be_true + end - it "returns true for an empty Matrix" do - Matrix.empty(3, 0).lower_triangular?.should be_true - Matrix.empty(0, 3).lower_triangular?.should be_true - Matrix.empty(0, 0).lower_triangular?.should be_true - end + it "returns true for an empty Matrix" do + Matrix.empty(3, 0).lower_triangular?.should be_true + Matrix.empty(0, 3).lower_triangular?.should be_true + Matrix.empty(0, 0).lower_triangular?.should be_true + end - it "returns false for a non lower triangular square Matrix" do - Matrix[[0, 1], [0, 0]].lower_triangular?.should be_false - Matrix[[1, 2, 3], [1, 2, 3], [1, 2, 3]].lower_triangular?.should be_false - Matrix[[0, 1], [0, 0], [0, 0], [0, 0]].lower_triangular?.should be_false - Matrix[[0, 0, 0, 1], [0, 0, 0, 0]].lower_triangular?.should be_false - end + it "returns false for a non lower triangular square Matrix" do + Matrix[[0, 1], [0, 0]].lower_triangular?.should be_false + Matrix[[1, 2, 3], [1, 2, 3], [1, 2, 3]].lower_triangular?.should be_false + Matrix[[0, 1], [0, 0], [0, 0], [0, 0]].lower_triangular?.should be_false + Matrix[[0, 0, 0, 1], [0, 0, 0, 0]].lower_triangular?.should be_false end end |