1 files changed, 6 insertions, 13 deletions
diff --git a/spec/ruby/core/random/bytes_spec.rb b/spec/ruby/core/random/bytes_spec.rb
index 7fe62c334b..2caf18fbd0 100644
--- a/spec/ruby/core/random/bytes_spec.rb
+++ b/spec/ruby/core/random/bytes_spec.rb
@@ -1,18 +1,9 @@
 # -*- encoding: binary -*-
 require_relative '../../spec_helper'
+require_relative 'shared/bytes'
 
 describe "Random#bytes" do
-  it "returns a String" do
-    Random.new.bytes(1).should be_an_instance_of(String)
-  end
-
-  it "returns a String of the length given as argument" do
-    Random.new.bytes(15).length.should == 15
-  end
-
-  it "returns an ASCII-8BIT String" do
-    Random.new.bytes(15).encoding.should == Encoding::ASCII_8BIT
-  end
+  it_behaves_like :random_bytes, :bytes, Random.new
 
   it "returns the same output for a given seed" do
     Random.new(33).bytes(2).should == Random.new(33).bytes(2)
@@ -32,8 +23,10 @@ describe "Random#bytes" do
     rnd.bytes(1000) # skip some
     rnd.bytes(2).should == "\x17\x12"
   end
+end
 
-  it "returns a random binary String" do
-    Random.new.bytes(12).should_not == Random.new.bytes(12)
+ruby_version_is "2.6" do
+  describe "Random.bytes" do
+    it_behaves_like :random_bytes, :bytes, Random
   end
 end