Add a spec for an object with #to_path in $LOAD_PATH

Author: eregon

spec/ruby/core/kernel/shared/require.rb

@@ -160,6 +160,14 @@
       ScratchPad.recorded.should == [:loaded]
     end
 
+    it "accepts an Object with #to_path in $LOAD_PATH" do
+      obj = mock("to_path")
+      obj.should_receive(:to_path).at_least(:once).and_return(CODE_LOADING_DIR)
+      $LOAD_PATH << obj
+      @object.send(@method, "load_fixture.rb").should be_true
+      ScratchPad.recorded.should == [:loaded]
+    end
+
     it "does not require file twice after $LOAD_PATH change" do
       $LOAD_PATH << CODE_LOADING_DIR
       @object.require("load_fixture.rb").should be_true