1 files changed, 13 insertions, 37 deletions
diff --git a/spec/ruby/core/kernel/shared/dup_clone.rb b/spec/ruby/core/kernel/shared/dup_clone.rb
index 116989958b..37890f2981 100644
--- a/spec/ruby/core/kernel/shared/dup_clone.rb
+++ b/spec/ruby/core/kernel/shared/dup_clone.rb
@@ -79,48 +79,24 @@ describe :kernel_dup_clone, shared: true do
     o3.untrusted?.should == true
   end
 
-  ruby_version_is ''...'2.4' do
-    it "raises a TypeError for NilClass" do
-      lambda { nil.send(@method) }.should raise_error(TypeError)
-    end
-
-    it "raises a TypeError for TrueClass" do
-      lambda { true.send(@method) }.should raise_error(TypeError)
-    end
-
-    it "raises a TypeError for FalseClass" do
-      lambda { false.send(@method) }.should raise_error(TypeError)
-    end
-
-    it "raises a TypeError for Fixnum" do
-      lambda { 1.send(@method) }.should raise_error(TypeError)
-    end
-
-    it "raises a TypeError for Symbol" do
-      lambda { :my_symbol.send(@method) }.should raise_error(TypeError)
-    end
+  it "returns nil for NilClass" do
+    nil.send(@method).should == nil
   end
 
-  ruby_version_is '2.4' do
-    it "returns nil for NilClass" do
-      nil.send(@method).should == nil
-    end
-
-    it "returns true for TrueClass" do
-      true.send(@method).should == true
-    end
+  it "returns true for TrueClass" do
+    true.send(@method).should == true
+  end
 
-    it "returns false for FalseClass" do
-      false.send(@method).should == false
-    end
+  it "returns false for FalseClass" do
+    false.send(@method).should == false
+  end
 
-    it "returns the same Integer for Integer" do
-      1.send(@method).should == 1
-    end
+  it "returns the same Integer for Integer" do
+    1.send(@method).should == 1
+  end
 
-    it "returns the same Symbol for Symbol" do
-      :my_symbol.send(@method).should == :my_symbol
-    end
+  it "returns the same Symbol for Symbol" do
+    :my_symbol.send(@method).should == :my_symbol
   end
 
   ruby_version_is ''...'2.5' do