fix failing test "recursively_included_template_does_not_produce_endless_loop", push needs to come before exception raise since pop is in ensure block and always happens.

lib/liquid/context.rb

@@ -63,8 +63,8 @@ module Liquid
 
     # Push new local scope on the stack. use <tt>Context#stack</tt> instead
     def push(new_scope={})
-      raise StackLevelError, "Nesting too deep" if @scopes.length > 100
       @scopes.unshift(new_scope)
+      raise StackLevelError, "Nesting too deep" if @scopes.length > 100
     end
 
     # Merge a hash of variables in the current local scope

test/test_helper.rb

@@ -2,13 +2,13 @@
 extras_path = File.join File.dirname(__FILE__), 'extra'
 $LOAD_PATH.unshift(extras_path) unless $LOAD_PATH.include? extras_path
 
-require 'rubygems' unless RUBY_VERSION =~ /^(?:1.9.*)$/
+require 'rubygems' unless RUBY_VERSION >= '1.9'
 require 'test/unit'
 require 'test/unit/assertions'
 require 'caller'
 require 'breakpoint'
 require 'ruby-debug'
-require File.join File.dirname(__FILE__), '..', 'lib', 'liquid'
+require File.join(File.dirname(__FILE__), '..', 'lib', 'liquid')
 
 
 module Test