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| author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-05-07 12:04:49 +0000 |
|---|---|---|
| committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-05-07 12:04:49 +0000 |
| commit | a3736e97a6ca517c2cd7d3d93a8f2ef86e39e5b5 (patch) | |
| tree | 9eef7f720314ebaff56845a74e203770e62284e4 /spec/rubyspec/library/matrix/element_reference_spec.rb | |
| parent | 52df1d0d3370919711c0577aaa42d1a864709885 (diff) | |
| download | ruby-a3736e97a6ca517c2cd7d3d93a8f2ef86e39e5b5.tar.gz | |
Add in-tree mspec and ruby/spec
* For easier modifications of ruby/spec by MRI developers.
* .gitignore: track changes under spec.
* spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec.
These files can therefore be updated like any other file in MRI.
Instructions are provided in spec/README.
[Feature #13156] [ruby-core:79246]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/rubyspec/library/matrix/element_reference_spec.rb')
| -rw-r--r-- | spec/rubyspec/library/matrix/element_reference_spec.rb | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/spec/rubyspec/library/matrix/element_reference_spec.rb b/spec/rubyspec/library/matrix/element_reference_spec.rb new file mode 100644 index 0000000000..f4f63c0f65 --- /dev/null +++ b/spec/rubyspec/library/matrix/element_reference_spec.rb @@ -0,0 +1,23 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require 'matrix' + +describe "Matrix#[]" do + + before :all do + @m = Matrix[[0, 1, 2], [3, 4, 5], [6, 7, 8], [9, 10, 11]] + end + + it "returns element at (i, j)" do + (0..3).each do |i| + (0..2).each do |j| + @m[i, j].should == (i * 3) + j + end + end + end + + it "returns nil for an invalid index pair" do + @m[8,1].should be_nil + @m[1,8].should be_nil + end + +end |