def METHOD_NAME(self):
    """All test plotting to be performed here.
    """
    plt.figure(1) # plot a sample variable.
    plt.plot(self.variableState[:, 0]*macros.NANO2SEC, self.variableState[:, 1], label='Sample Variable')
    plt.legend(loc='upper left')
    plt.xlabel('Time [s]')
    plt.ylabel('Variable Description [unit]')
    plt.show()