You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: dasm.rb
    path of file: ./repos/grinder/node/lib/metasm/tests
    
    the code of the file until where you have to start completion: #    This file is part of Metasm, the Ruby assembly manipulation suite
#    Copyright (C) 2006-2009 Yoann GUILLOT

    
	def test_compose_bt_binding
		do_test_bd2 'mov eax, 1  mov ebx, 2', :eax => Expression[1], :ebx => Expression[2]
		do_test_bd2 'mov eax, 1  push eax', :eax => Expression[1], Indirection[:esp, 4] => Expression[1], :esp => Expression[:esp, :+, -4]
		do_test_bd2 'mov [eax], ebx  mov [eax], ecx', Indirection[:eax, 4] => Expression[:ecx]
		do_test_bd2 'add eax, 4  mov [eax], ecx', Indirection[:eax, 4] => Expression[:ecx], :eax => Expression[:eax, :+, 4]
		do_test_bd2 'mov [eax], ecx  mov ebx, eax', :ebx => Expression[:eax], Indirection[:eax, 4] => Expression[:ecx], Indirection[:ebx, 4] => Expression[:ecx]
		do_test_bd2 'mov [eax], ecx  add eax, 4', :eax => Expression[:eax, :+, 4], Indirection[[:eax, :+, -4], 4] => Expression[:ecx]
		do_test_bd2 'mov [eax+4], ecx  add eax, 4', :eax => Expression[:eax, :+, 4], Indirection[:eax, 4] => Expression[:ecx]
		do_test_bd2 'push 1  push 2', :esp => Expression[:esp, :+, -8], Indirection[:esp, 4] => Expression[2], Indirection[[:esp, :+, 4], 4] => Expression[1]
	end