diff options
author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/library/matrix/scalar_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/scalar_spec.rb')
-rw-r--r-- | spec/ruby/library/matrix/scalar_spec.rb | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/spec/ruby/library/matrix/scalar_spec.rb b/spec/ruby/library/matrix/scalar_spec.rb new file mode 100644 index 0000000000..3da8771471 --- /dev/null +++ b/spec/ruby/library/matrix/scalar_spec.rb @@ -0,0 +1,67 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require 'matrix' + +describe "Matrix.scalar" do + + before :each do + @side = 3 + @value = 8 + @a = Matrix.scalar(@side, @value) + end + + it "returns a Matrix" do + @a.should be_kind_of(Matrix) + end + + it "returns a n x n matrix" do + @a.row_size.should == @side + @a.column_size.should == @side + end + + it "initializes diagonal to value" do + ([email protected]_size).each do |i| + @a[i, i].should == @value + end + end + + it "initializes all non-diagonal values to 0" do + ([email protected]_size).each do |i| + ([email protected]_size).each do |j| + if i != j + @a[i, j].should == 0 + end + end + end + end + + before :each do + @side = 3 + @value = 8 + @a = Matrix.scalar(@side, @value) + end + + it "returns a Matrix" do + @a.should be_kind_of(Matrix) + end + + it "returns a square matrix, where the first argument specifies the side of the square" do + @a.row_size.should == @side + @a.column_size.should == @side + end + + it "puts the second argument in all diagonal values" do + ([email protected]_size).each do |i| + @a[i, i].should == @value + end + end + + it "fills all values not on the main diagonal with 0" do + ([email protected]_size).each do |i| + ([email protected]_size).each do |j| + if i != j + @a[i, j].should == 0 + end + end + end + end +end |