1 files changed, 30 insertions, 0 deletions
diff --git a/spec/ruby/library/set/sortedset/initialize_spec.rb b/spec/ruby/library/set/sortedset/initialize_spec.rb
new file mode 100644
index 0000000000..1238f4efc4
--- /dev/null
+++ b/spec/ruby/library/set/sortedset/initialize_spec.rb
@@ -0,0 +1,30 @@
+require_relative '../../../spec_helper'
+require 'set'
+
+describe "SortedSet#initialize" do
+  it "is private" do
+    SortedSet.should have_private_instance_method("initialize")
+  end
+
+  it "adds all elements of the passed Enumerable to self" do
+    s = SortedSet.new([1, 2, 3])
+    s.size.should eql(3)
+    s.should include(1)
+    s.should include(2)
+    s.should include(3)
+  end
+
+  it "preprocesses all elements by a passed block before adding to self" do
+    s = SortedSet.new([1, 2, 3]) { |x| x * x }
+    s.size.should eql(3)
+    s.should include(1)
+    s.should include(4)
+    s.should include(9)
+  end
+
+  it "raises on incompatible <=> comparison" do
+    # Use #to_a here as elements are sorted only when needed.
+    # Therefore the <=> incompatibility is only noticed on sorting.
+    -> { SortedSet.new(['00', nil]).to_a }.should raise_error(ArgumentError)
+  end
+end