Update tests

src/FRTN35_lab1.jl

 using BallAndBeam, ControlSystems, JLD, LabProcesses, Plots
 # @load "workspace.jld" # Run this command to restore a saved workspace
 
-Bias = 0.01                            # Change this if your process drifts over time
-P    = LabProcesses.Beam(0.01, Bias)  # Replace for BeamSimulator(0.01) to run simulations
+P    = LabProcesses.Beam(bias = 0.)  # Replace for BeamSimulator() to run simulations
 h    = sampletime(P)
 
 settling_time  = 1

test/runtests.jl

 using Base.Test
 using BallAndBeam, ControlSystems, LabProcesses
 
+@testset "General" begin
 P = LabProcesses.Beam()
-P = LabProcesses.Beam(0.01,0.)
+P = LabProcesses.Beam(h=0.01,bias=0.)
 h = sampletime(P)
 @test h == 0.01
 
-
-
 settling_time  = 1
 nbr_of_periods = 5
 
@@ -21,9 +20,11 @@ G2 = Number[w1_200 Complex.(ones(20),0)]
 G12 = sortfqs([G1; G2])
 @test issorted(G12[:,1])
 
+println("Testing plots")
 bopl(G12)
 nypl(G12)
 
+
 # Control ==================================================================================
 polevect = [1]
 zerovect = []
@@ -32,12 +33,13 @@ gain     = 1
 sysFBc,L,T,C = fbdesign(G12, polevect, zerovect, gain)
 sysFFc,YR,FF = ffdesign(T, polevect, zerovect, gain)
 sysFB,sysFF  = c2d(sysFBc,h),c2d(sysFFc,h)
-
+end
 
 
 
 # Test BeamSimulator
-P    = LabProcesses.BeamSimulator(0.001)  # Replace for BeamSimulator to run simulations
+@testset "BeamSimulator" begin
+P    = LabProcesses.BeamSimulator(h=0.001)  # Replace for BeamSimulator to run simulations
 h    = sampletime(P)
 
 settling_time  = 2
@@ -54,7 +56,7 @@ phase_true = angle.(true_resp[1][:]) |> ControlSystems.unwrap
 @test sum(abs, (phase_id-phase_true)[400:end]) < 5.3 # Some numerical errors for high freqs
 
 
-P        = LabProcesses.BeamSimulator(0.01)
+P        = LabProcesses.BeamSimulator(h=0.01)
 h        = sampletime(P)
 prbs     = PRBSGenerator()
 duration = 5
@@ -83,3 +85,4 @@ phase_id = angle.(arx_resp[1][:]) |> ControlSystems.unwrap
 
 # plot([log.(abs.(arx_resp[1][:])) log.(abs.(true_resp[1][:]))])
 # bodeplot([P.sys, arxtf])
+end