diff options
Diffstat (limited to 'spec/ruby/library/set/sortedset/subset_spec.rb')
-rw-r--r-- | spec/ruby/library/set/sortedset/subset_spec.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/spec/ruby/library/set/sortedset/subset_spec.rb b/spec/ruby/library/set/sortedset/subset_spec.rb new file mode 100644 index 0000000000..7768692df6 --- /dev/null +++ b/spec/ruby/library/set/sortedset/subset_spec.rb @@ -0,0 +1,33 @@ +require_relative '../../../spec_helper' +require 'set' + +describe "SortedSet#subset?" do + before :each do + @set = SortedSet[1, 2, 3, 4] + end + + it "returns true if passed a SortedSet that is equal to self or self is a subset of" do + @set.subset?(@set).should be_true + SortedSet[].subset?(SortedSet[]).should be_true + + SortedSet[].subset?(@set).should be_true + SortedSet[].subset?(SortedSet[1, 2, 3]).should be_true + SortedSet[].subset?(SortedSet["a", "b", "c"]).should be_true + + SortedSet[1, 2, 3].subset?(@set).should be_true + SortedSet[1, 3].subset?(@set).should be_true + SortedSet[1, 2].subset?(@set).should be_true + SortedSet[1].subset?(@set).should be_true + + SortedSet[5].subset?(@set).should be_false + SortedSet[1, 5].subset?(@set).should be_false + SortedSet["test"].subset?(@set).should be_false + end + + it "raises an ArgumentError when passed a non-SortedSet" do + -> { SortedSet[].subset?([]) }.should raise_error(ArgumentError) + -> { SortedSet[].subset?(1) }.should raise_error(ArgumentError) + -> { SortedSet[].subset?("test") }.should raise_error(ArgumentError) + -> { SortedSet[].subset?(Object.new) }.should raise_error(ArgumentError) + end +end |