diff options
Diffstat (limited to 'spec/rubyspec/library/set/sortedset/add_spec.rb')
-rw-r--r-- | spec/rubyspec/library/set/sortedset/add_spec.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/spec/rubyspec/library/set/sortedset/add_spec.rb b/spec/rubyspec/library/set/sortedset/add_spec.rb new file mode 100644 index 0000000000..bdc5c077d8 --- /dev/null +++ b/spec/rubyspec/library/set/sortedset/add_spec.rb @@ -0,0 +1,33 @@ +require File.expand_path('../../../../spec_helper', __FILE__) +require 'set' +require File.expand_path('../shared/add', __FILE__) + +describe "SortedSet#add" do + it_behaves_like :sorted_set_add, :add + + it "takes only values which responds <=>" do + obj = mock('no_comparison_operator') + obj.should_receive(:respond_to?).with(:<=>).and_return(false) + lambda { SortedSet["hello"].add(obj) }.should raise_error(ArgumentError) + end +end + +describe "SortedSet#add?" do + before :each do + @set = SortedSet.new + end + + it "adds the passed Object to self" do + @set.add?("cat") + @set.should include("cat") + end + + it "returns self when the Object has not yet been added to self" do + @set.add?("cat").should equal(@set) + end + + it "returns nil when the Object has already been added to self" do + @set.add?("cat") + @set.add?("cat").should be_nil + end +end |