test eyeMeasurement(  ?waveform (eyeDiagram(Diff_out 1e-9 VAR("he_SIM_STOP_TIME"))) ?sample 40e-12  ?horizThreshold 0.0 ?xTypePercent0 t  ?startx0 40.0  ?endx0 60.0  ?yTypePercent0 t ?starty0 0.0  ?endy0 50.0  ?xTypePercent1 t  ?startx1 40.0  ?endx1 60.0  ?yTypePercent1 t ?starty1 50.0  ?endy1 100.0  ?noOfBins 40 ?unit "time"       ?measure "width"