def METHOD_NAME(self):
    for version in [2.0, 2.2,]:
        enData = wntr.epanet.toolkit.ENepanet(version=version)
        enData.inpfile = join(datadir, "Net1.inp")
        enData.ENopen(enData.inpfile, "temp_runepanet_step.rpt", "temp_runepanet_step.bin")
        enData.ENopenH()
        enData.ENinitH(0)
        t = 0
        while True:
            enData.ENrunH()
            tstep = enData.ENnextH()
            t = t + tstep
            if (tstep <= 0):
                break
        enData.ENcloseH()
        assert (t == 86400)