1 files changed, 23 insertions, 2 deletions
diff --git a/spec/ruby/core/enumerator/next_spec.rb b/spec/ruby/core/enumerator/next_spec.rb
index 1d3baf54d7..e0d3c0a39b 100644
--- a/spec/ruby/core/enumerator/next_spec.rb
+++ b/spec/ruby/core/enumerator/next_spec.rb
@@ -1,6 +1,27 @@
 require_relative '../../spec_helper'
-require_relative '../../shared/enumerator/next'
 
 describe "Enumerator#next" do
-  it_behaves_like :enum_next,:next
+  before :each do
+    @enum = 1.upto(3)
+  end
+
+  it "returns the next element of the enumeration" do
+    @enum.next.should == 1
+    @enum.next.should == 2
+    @enum.next.should == 3
+  end
+
+  it "raises a StopIteration exception at the end of the stream" do
+    3.times { @enum.next }
+    lambda { @enum.next }.should raise_error(StopIteration)
+  end
+
+  it "cannot be called again until the enumerator is rewound" do
+    3.times { @enum.next }
+    lambda { @enum.next }.should raise_error(StopIteration)
+    lambda { @enum.next }.should raise_error(StopIteration)
+    lambda { @enum.next }.should raise_error(StopIteration)
+    @enum.rewind
+    @enum.next.should == 1
+  end
 end