1 files changed, 36 insertions, 0 deletions
diff --git a/spec/ruby/core/set/delete_spec.rb b/spec/ruby/core/set/delete_spec.rb
new file mode 100644
index 0000000000..cdc6dd7b36
--- /dev/null
+++ b/spec/ruby/core/set/delete_spec.rb
@@ -0,0 +1,36 @@
+require_relative '../../spec_helper'
+
+describe "Set#delete" do
+  before :each do
+    @set = Set["a", "b", "c"]
+  end
+
+  it "deletes the passed Object from self" do
+    @set.delete("a")
+    @set.should_not.include?("a")
+  end
+
+  it "returns self" do
+    @set.delete("a").should.equal?(@set)
+    @set.delete("x").should.equal?(@set)
+  end
+end
+
+describe "Set#delete?" do
+  before :each do
+    @set = Set["a", "b", "c"]
+  end
+
+  it "deletes the passed Object from self" do
+    @set.delete?("a")
+    @set.should_not.include?("a")
+  end
+
+  it "returns self when the passed Object is in self" do
+    @set.delete?("a").should.equal?(@set)
+  end
+
+  it "returns nil when the passed Object is not in self" do
+    @set.delete?("x").should == nil
+  end
+end