Guard ruby/spec with spec/mspec/tool/wrap_with_guard.rb

1 files changed, 20 insertions, 17 deletions

diff --git a/spec/ruby/library/matrix/column_vectors_spec.rb b/spec/ruby/library/matrix/column_vectors_spec.rb
index b0cb6f914c..7bec095b9a 100644
--- a/spec/ruby/library/matrix/column_vectors_spec.rb
+++ b/spec/ruby/library/matrix/column_vectors_spec.rb
@@ -1,26 +1,29 @@
 require_relative '../../spec_helper'
-require 'matrix'
 
-describe "Matrix#column_vectors" do
+ruby_version_is ""..."3.1" do
+  require 'matrix'
 
-  before :each do
-    @vectors = Matrix[ [1,2], [3,4] ].column_vectors
-  end
+  describe "Matrix#column_vectors" do
 
-  it "returns an Array" do
-    Matrix[ [1,2], [3,4] ].column_vectors.should be_an_instance_of(Array)
-  end
+    before :each do
+      @vectors = Matrix[ [1,2], [3,4] ].column_vectors
+    end
 
-  it "returns an Array of Vectors" do
-    @vectors.all? {|v| v.should be_an_instance_of(Vector)}
-  end
+    it "returns an Array" do
+      Matrix[ [1,2], [3,4] ].column_vectors.should be_an_instance_of(Array)
+    end
 
-  it "returns each column as a Vector" do
-    @vectors.should == [Vector[1,3], Vector[2,4]]
-  end
+    it "returns an Array of Vectors" do
+      @vectors.all? {|v| v.should be_an_instance_of(Vector)}
+    end
 
-  it "returns an empty Array for empty matrices" do
-    Matrix[ [] ].column_vectors.should == []
-  end
+    it "returns each column as a Vector" do
+      @vectors.should == [Vector[1,3], Vector[2,4]]
+    end
+
+    it "returns an empty Array for empty matrices" do
+      Matrix[ [] ].column_vectors.should == []
+    end
 
+  end
 end