1 files changed, 8 insertions, 2 deletions
diff --git a/spec/ruby/core/enumerable/each_slice_spec.rb b/spec/ruby/core/enumerable/each_slice_spec.rb
index ab3b79c344..a57a1dba81 100644
--- a/spec/ruby/core/enumerable/each_slice_spec.rb
+++ b/spec/ruby/core/enumerable/each_slice_spec.rb
@@ -10,7 +10,7 @@ describe "Enumerable#each_slice" do
 
   it "passes element groups to the block" do
     acc = []
-    @enum.each_slice(3){|g| acc << g}.should be_nil
+    @enum.each_slice(3){|g| acc << g}
     acc.should == @sliced
   end
 
@@ -27,7 +27,7 @@ describe "Enumerable#each_slice" do
 
   it "tries to convert n to an Integer using #to_int" do
     acc = []
-    @enum.each_slice(3.3){|g| acc << g}.should == nil
+    @enum.each_slice(3.3){|g| acc << g}
     acc.should == @sliced
 
     obj = mock('to_int')
@@ -57,6 +57,12 @@ describe "Enumerable#each_slice" do
     e.to_a.should == @sliced
   end
 
+  ruby_version_is "3.1" do
+    it "returns self when a block is given" do
+      @enum.each_slice(3){}.should == @enum
+    end
+  end
+
   it "gathers whole arrays as elements when each yields multiple" do
     multi = EnumerableSpecs::YieldsMulti.new
     multi.each_slice(2).to_a.should == [[[1, 2], [3, 4, 5]], [[6, 7, 8, 9]]]