7 files changed, 92 insertions, 0 deletions
diff --git a/spec/ruby/library/set/sortedset/shared/add.rb b/spec/ruby/library/set/sortedset/shared/add.rb
new file mode 100644
index 0000000000..95ef1b090e
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/add.rb
@@ -0,0 +1,14 @@
+describe :sorted_set_add, shared: true do
+  before :each do
+    @set = SortedSet.new
+  end
+
+  it "adds the passed Object to self" do
+    @set.send(@method, "dog")
+    @set.should include("dog")
+  end
+
+  it "returns self" do
+    @set.send(@method, "dog").should equal(@set)
+  end
+end
diff --git a/spec/ruby/library/set/sortedset/shared/collect.rb b/spec/ruby/library/set/sortedset/shared/collect.rb
new file mode 100644
index 0000000000..e53304d427
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/collect.rb
@@ -0,0 +1,20 @@
+describe :sorted_set_collect_bang, shared: true do
+  before :each do
+    @set = SortedSet[1, 2, 3, 4, 5]
+  end
+
+  it "yields each Object in self in sorted order" do
+    res = []
+    SortedSet["one", "two", "three"].send(@method) { |x| res << x; x }
+    res.should == ["one", "two", "three"].sort
+  end
+
+  it "returns self" do
+    @set.send(@method) { |x| x }.should equal(@set)
+  end
+
+  it "replaces self with the return values of the block" do
+    @set.send(@method) { |x| x * 2 }
+    @set.should == SortedSet[2, 4, 6, 8, 10]
+  end
+end
diff --git a/spec/ruby/library/set/sortedset/shared/difference.rb b/spec/ruby/library/set/sortedset/shared/difference.rb
new file mode 100644
index 0000000000..ec57015ac2
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/difference.rb
@@ -0,0 +1,15 @@
+describe :sorted_set_difference, shared: true do
+  before :each do
+    @set = SortedSet["a", "b", "c"]
+  end
+
+  it "returns a new SortedSet containting self's elements excluding the elements in the passed Enumerable" do
+    @set.send(@method, SortedSet["a", "b"]).should == SortedSet["c"]
+    @set.send(@method, ["b", "c"]).should == SortedSet["a"]
+  end
+
+  it "raises an ArgumentError when passed a non-Enumerable" do
+    lambda { @set.send(@method, 1) }.should raise_error(ArgumentError)
+    lambda { @set.send(@method, Object.new) }.should raise_error(ArgumentError)
+  end
+end
diff --git a/spec/ruby/library/set/sortedset/shared/include.rb b/spec/ruby/library/set/sortedset/shared/include.rb
new file mode 100644
index 0000000000..cd1758819d
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/include.rb
@@ -0,0 +1,7 @@
+describe :sorted_set_include, shared: true do
+  it "returns true when self contains the passed Object" do
+    set = SortedSet["a", "b", "c"]
+    set.send(@method, "a").should be_true
+    set.send(@method, "e").should be_false
+  end
+end
diff --git a/spec/ruby/library/set/sortedset/shared/intersection.rb b/spec/ruby/library/set/sortedset/shared/intersection.rb
new file mode 100644
index 0000000000..d3cfa96656
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/intersection.rb
@@ -0,0 +1,15 @@
+describe :sorted_set_intersection, shared: true do
+  before :each do
+    @set = SortedSet["a", "b", "c"]
+  end
+
+  it "returns a new SortedSet containing only elements shared by self and the passed Enumerable" do
+    @set.send(@method, SortedSet["b", "c", "d", "e"]).should == SortedSet["b", "c"]
+    @set.send(@method, ["b", "c", "d"]).should == SortedSet["b", "c"]
+  end
+
+  it "raises an ArgumentError when passed a non-Enumerable" do
+    lambda { @set.send(@method, 1) }.should raise_error(ArgumentError)
+    lambda { @set.send(@method, Object.new) }.should raise_error(ArgumentError)
+  end
+end
diff --git a/spec/ruby/library/set/sortedset/shared/length.rb b/spec/ruby/library/set/sortedset/shared/length.rb
new file mode 100644
index 0000000000..d1dfee1cff
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/length.rb
@@ -0,0 +1,6 @@
+describe :sorted_set_length, shared: true do
+  it "returns the number of elements in the set" do
+    set = SortedSet["a", "b", "c"]
+    set.send(@method).should == 3
+  end
+end
diff --git a/spec/ruby/library/set/sortedset/shared/union.rb b/spec/ruby/library/set/sortedset/shared/union.rb
new file mode 100644
index 0000000000..4ff07ef5cc
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/shared/union.rb
@@ -0,0 +1,15 @@
+describe :sorted_set_union, shared: true do
+  before :each do
+    @set = SortedSet["a", "b", "c"]
+  end
+
+  it "returns a new SortedSet containing all elements of self and the passed Enumerable" do
+    @set.send(@method, SortedSet["b", "d", "e"]).should == SortedSet["a", "b", "c", "d", "e"]
+    @set.send(@method, ["b", "e"]).should == SortedSet["a", "b", "c", "e"]
+  end
+
+  it "raises an ArgumentError when passed a non-Enumerable" do
+    lambda { @set.send(@method, 1) }.should raise_error(ArgumentError)
+    lambda { @set.send(@method, Object.new) }.should raise_error(ArgumentError)
+  end
+end