diff options
Diffstat (limited to 'spec/ruby/library/matrix/zero_spec.rb')
-rw-r--r-- | spec/ruby/library/matrix/zero_spec.rb | 75 |
1 files changed, 36 insertions, 39 deletions
diff --git a/spec/ruby/library/matrix/zero_spec.rb b/spec/ruby/library/matrix/zero_spec.rb index 80162a03d0..68e8567c26 100644 --- a/spec/ruby/library/matrix/zero_spec.rb +++ b/spec/ruby/library/matrix/zero_spec.rb @@ -1,55 +1,52 @@ require_relative '../../spec_helper' +require_relative 'fixtures/classes' +require 'matrix' -ruby_version_is ""..."3.1" do - require_relative 'fixtures/classes' - require 'matrix' - - describe "Matrix.zero" do - it "returns an object of type Matrix" do - Matrix.zero(3).should be_kind_of(Matrix) - end +describe "Matrix.zero" do + it "returns an object of type Matrix" do + Matrix.zero(3).should be_kind_of(Matrix) + end - it "creates a n x n matrix" do - m3 = Matrix.zero(3) - m3.row_size.should == 3 - m3.column_size.should == 3 + it "creates a n x n matrix" do + m3 = Matrix.zero(3) + m3.row_size.should == 3 + m3.column_size.should == 3 - m8 = Matrix.zero(8) - m8.row_size.should == 8 - m8.column_size.should == 8 - end + m8 = Matrix.zero(8) + m8.row_size.should == 8 + m8.column_size.should == 8 + end - it "initializes all cells to 0" do - size = 10 - m = Matrix.zero(size) + it "initializes all cells to 0" do + size = 10 + m = Matrix.zero(size) - (0...size).each do |i| - (0...size).each do |j| - m[i, j].should == 0 - end + (0...size).each do |i| + (0...size).each do |j| + m[i, j].should == 0 end end + end - describe "for a subclass of Matrix" do - it "returns an instance of that subclass" do - MatrixSub.zero(3).should be_an_instance_of(MatrixSub) - end + describe "for a subclass of Matrix" do + it "returns an instance of that subclass" do + MatrixSub.zero(3).should be_an_instance_of(MatrixSub) end end +end - describe "Matrix.zero?" do - it "returns true for empty matrices" do - Matrix.empty.should.zero? - Matrix.empty(3,0).should.zero? - Matrix.empty(0,3).should.zero? - end +describe "Matrix.zero?" do + it "returns true for empty matrices" do + Matrix.empty.should.zero? + Matrix.empty(3,0).should.zero? + Matrix.empty(0,3).should.zero? + end - it "returns true for matrices with zero entries" do - Matrix.zero(2,3).should.zero? - end + it "returns true for matrices with zero entries" do + Matrix.zero(2,3).should.zero? + end - it "returns false for matrices with non zero entries" do - Matrix[[1]].should_not.zero? - end + it "returns false for matrices with non zero entries" do + Matrix[[1]].should_not.zero? end end |