Deprecate Random::DEFAULT

* Closes [Feature #17351].

1 files changed, 15 insertions, 3 deletions

diff --git a/spec/ruby/core/random/default_spec.rb b/spec/ruby/core/random/default_spec.rb
index 014cc378a9..a709eddd53 100644
--- a/spec/ruby/core/random/default_spec.rb
+++ b/spec/ruby/core/random/default_spec.rb
@@ -3,18 +3,30 @@ require_relative '../../spec_helper'
 describe "Random::DEFAULT" do
 
   it "returns a random number generator" do
-    Random::DEFAULT.should respond_to(:rand)
+    suppress_warning do
+      Random::DEFAULT.should respond_to(:rand)
+    end
   end
 
   ruby_version_is ''...'3.0' do
     it "returns a Random instance" do
-      Random::DEFAULT.should be_an_instance_of(Random)
+      suppress_warning do
+        Random::DEFAULT.should be_an_instance_of(Random)
+      end
     end
   end
 
   ruby_version_is '3.0' do
     it "refers to the Random class" do
-      Random::DEFAULT.should.equal?(Random)
+      suppress_warning do
+        Random::DEFAULT.should.equal?(Random)
+      end
+    end
+
+    it "is deprecated" do
+      -> {
+        Random::DEFAULT.should.equal?(Random)
+      }.should complain(/constant Random::DEFAULT is deprecated/)
     end
   end