spec/node_spec.rb in aniero-tire_swing-0.0.3 vs spec/node_spec.rb in aniero-tire_swing-0.0.4

@@ -1,9 +1,16 @@
 require File.join(File.dirname(__FILE__), %w[spec_helper])
 
 describe TireSwing::Node do
 
+  it "has a parent accessor" do
+    node = TireSwing::Node.new
+    node.parent.should be_nil
+    node.parent = :parent
+    node.parent.should == :parent
+  end
+
   describe ".create" do
     it "returns a class that inherits from TireSwing::Node" do
       klass = TireSwing::Node.create
       klass.should be_an_instance_of(Class)
       klass.ancestors.should include(TireSwing::Node)
@@ -118,10 +125,20 @@
           @child.should_receive(:build).and_return("child")
           @top.should_receive(:children).and_return(["foo", 1, @child])
           TireSwing::Node.create(:foo => :children).new(@top).foo.should == ["foo", 1, "child"]
         end
 
+        it "assigns the parent node if the child node is also a TireSwing node" do
+          @top.should_receive(:child).and_return(@child)
+          node = TireSwing::Node.create(:foo => :child)
+          child_node = TireSwing::Node.new
+          @child.should_receive(:build).and_return(child_node)
+          new_top = node.new(@top)
+          new_top.foo.should == child_node
+          child_node.parent.should == new_top
+        end
+
       end
 
       it "yields the syntax node instance if a named attribute is a lambda" do
         @node = TireSwing::Node.create(:value => lambda { |x| @x = x; "asdf" })
         @node.new(@top).value.should == "asdf"
@@ -134,9 +151,18 @@
           @top.should_receive(:text_value).and_return("1234")
           node.new(@top).value.should == 1234
         end
       end
 
+    end
+  end
+
+  describe "#clone" do
+    it "does a deep copy of a node" do
+      # can't leave this as an anonymous class, marshal dump/load doesn't like it
+      MyNode = TireSwing::Node.create
+      node = MyNode.new
+      node.clone.should_not eql node
     end
   end
 
 end