1 files changed, 24 insertions, 0 deletions
diff --git a/spec/ruby/library/matrix/row_vector_spec.rb b/spec/ruby/library/matrix/row_vector_spec.rb
new file mode 100644
index 0000000000..60907e9247
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+++ b/spec/ruby/library/matrix/row_vector_spec.rb
@@ -0,0 +1,24 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+require 'matrix'
+
+describe "Matrix.row_vector" do
+
+  it "returns a Matrix" do
+    Matrix.row_vector([]).should be_an_instance_of(Matrix)
+  end
+
+  it "returns a single-row Matrix with the specified values" do
+    Matrix.row_vector([1,2]).should == Matrix[ [1,2] ]
+  end
+
+  it "returns a 1x0 matrix when called with an empty Array" do
+    Matrix.row_vector([]).should == Matrix[ [] ]
+  end
+
+  describe "for a subclass of Matrix" do
+    it "returns an instance of that subclass" do
+      MatrixSub.row_vector([1]).should be_an_instance_of(MatrixSub)
+    end
+  end
+end