Several fixes to code to pass unit tests

man/isGlobalEmpty.Rd

@@ -0,0 +1,23 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/isGlobalEmpty.R
+\name{isGlobalEmpty}
+\alias{isGlobalEmpty}
+\title{Check if global variable is empty}
+\usage{
+isGlobalEmpty(g)
+}
+\arguments{
+\item{g}{the global variable in quesiton.}
+}
+\value{
+TRUE if the variable still contains its original values, FALSE otherwise.
+}
+\description{
+Checks if a global variable has been filled with values other than their initial ones.
+}
+\details{
+For a list of global variables, check the \code{globals.R} file.
+}
+\author{
+Waldir Leoncio
+}