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Diffstat (limited to 'spec/rubyspec/library/matrix/empty_spec.rb')
-rw-r--r-- | spec/rubyspec/library/matrix/empty_spec.rb | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/spec/rubyspec/library/matrix/empty_spec.rb b/spec/rubyspec/library/matrix/empty_spec.rb deleted file mode 100644 index cead6126ff..0000000000 --- a/spec/rubyspec/library/matrix/empty_spec.rb +++ /dev/null @@ -1,68 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) -require File.expand_path('../fixtures/classes', __FILE__) -require 'matrix' - -describe "Matrix#empty?" do - it "returns true when the Matrix is empty" do - Matrix[ ].empty?.should be_true - Matrix[ [], [], [] ].empty?.should be_true - Matrix[ [], [], [] ].transpose.empty?.should be_true - end - - it "returns false when the Matrix has elements" do - Matrix[ [1, 2] ].empty?.should be_false - Matrix[ [1], [2] ].empty?.should be_false - end - - it "doesn't accept any parameter" do - lambda{ - Matrix[ [1, 2] ].empty?(42) - }.should raise_error(ArgumentError) - end -end - -describe "Matrix.empty" do - it "returns an empty matrix of the requested size" do - m = Matrix.empty(3, 0) - m.row_size.should == 3 - m.column_size.should == 0 - - m = Matrix.empty(0, 3) - m.row_size.should == 0 - m.column_size.should == 3 - end - - it "has arguments defaulting to 0" do - Matrix.empty.should == Matrix.empty(0, 0) - Matrix.empty(42).should == Matrix.empty(42, 0) - end - - it "does not accept more than two parameters" do - lambda{ - Matrix.empty(1, 2, 3) - }.should raise_error(ArgumentError) - end - - it "raises an error if both dimensions are > 0" do - lambda{ - Matrix.empty(1, 2) - }.should raise_error(ArgumentError) - end - - it "raises an error if any dimension is < 0" do - lambda{ - Matrix.empty(-2, 0) - }.should raise_error(ArgumentError) - - lambda{ - Matrix.empty(0, -2) - }.should raise_error(ArgumentError) - end - -end - -describe "for a subclass of Matrix" do - it "returns an instance of that subclass" do - MatrixSub.empty(0, 1).should be_an_instance_of(MatrixSub) - end -end |