1 files changed, 2 insertions, 9 deletions
diff --git a/spec/ruby/core/string/shared/to_s.rb b/spec/ruby/core/string/shared/to_s.rb
index b8c9b8ab44..96c59470d6 100644
--- a/spec/ruby/core/string/shared/to_s.rb
+++ b/spec/ruby/core/string/shared/to_s.rb
@@ -1,20 +1,13 @@
 describe :string_to_s, shared: true do
   it "returns self when self.class == String" do
     a = "a string"
-    a.should equal(a.send(@method))
+    a.should.equal?(a.send(@method))
   end
 
   it "returns a new instance of String when called on a subclass" do
     a = StringSpecs::MyString.new("a string")
     s = a.send(@method)
     s.should == "a string"
-    s.should be_an_instance_of(String)
-  end
-
-  ruby_version_is ''...'2.7' do
-    it "taints the result when self is tainted" do
-      "x".taint.send(@method).should.tainted?
-      StringSpecs::MyString.new("x").taint.send(@method).should.tainted?
-    end
+    s.should.instance_of?(String)
   end
 end