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3 changes: 1 addition & 2 deletions test/Blocks/test_analysis_points.jl
Original file line number Diff line number Diff line change
Expand Up @@ -72,8 +72,7 @@ L = P*C
=#

# Open loop
open_sys = Blocks.open_loop(sys, :plant_input)
@unpack u, y = open_sys
open_sys, (u, y) = Blocks.open_loop(sys, :plant_input)

# Linearizing the open-loop system should yield the same system as get_looptransfer
matrices, _ = linearize(open_sys, [u], [y])
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6 changes: 3 additions & 3 deletions test/Electrical/analog.jl
Original file line number Diff line number Diff line change
Expand Up @@ -72,9 +72,9 @@ end
connect(R2.n, voltage.n, ground.g)]

@named model = ODESystem(connections, t,
systems = [R0, R1, R2, source, short, voltage, ground])
systems = [R0, R1, R2, source, short, voltage, ground]; guesses = [R2.v => 0.0])
sys = structural_simplify(model)
prob = ODEProblem(sys, Pair[R2.i => 0.0], (0, 2.0))
prob = ODEProblem(sys, [], (0, 2.0))
sol = solve(prob, Rodas4()) # has no state; does not work with Tsit5
@test SciMLBase.successful_retcode(sol)
@test sol[short.v] == sol[R0.v] == zeros(length(sol.t))
Expand Down Expand Up @@ -521,7 +521,7 @@ end

# Build and solve the system
@mtkbuild sys = RC()
prob = ODEProblem(sys, [0.0, 0.0], (0.0, 10.0)) # No state variables initially
prob = ODEProblem(sys, [], (0.0, 10.0); guesses = [sys.resistor.i => 0.0]) # No state variables initially
sol = solve(prob)

# Perform Tests
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