connor/thesis
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Ok, now open loop is working, sc mass changed to state, and other updates

Browse Source
This commit is contained in:
Connor
2021-09-21 22:14:49 -06:00
parent 982440c976
commit eaae54ac59
16 changed files with 320 additions and 373 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
julia/test/inner_loop/propagator.jl
View File

@@ -5,37 +5,27 @@
using Thesis: prop_one
# Set up
start = oe_to_xyz([ (μs["Earth"]*(rand(3600*1.5:0.01:3600*4)/(2π))^2)^(1/3),
rand(0.01:0.01:0.5),
rand(0.01:0.01:0.45π),
0.,
0.,
1. ], μs["Earth"])
start_mass = 10_000.
start = [oe_to_xyz([ (μs["Earth"]*(rand(3600*1.5:0.01:3600*4)/(2π))^2)^(1/3),
rand(0.01:0.01:0.5),
rand(0.01:0.01:0.45π),
0.,
0.,
1. ], μs["Earth"]); start_mass]
stepsize = rand(100.0:0.01:500.0)
# Test that Laguerre-Conway is the default propagator
propped = prop_one([0., 0., 0.], start, 0., 0, 0., 1000., 0.1, μs["Earth"], stepsize)
@test laguerre_conway(start, μs["Earth"], stepsize) ≈ propped[1]
# Test that Laguerre-Conway is the default propagator for spacecrafts
craft = Sc("no_thrust")
start_mass = craft.mass
state, craft = prop_one([0., 0., 0.], start, craft, μs["Earth"], stepsize)
@test laguerre_conway(start, μs["Earth"], stepsize) ≈ state
@test craft.mass == start_mass
state = prop_one([0., 0., 0.], start, craft, μs["Earth"], stepsize)
@test laguerre_conway(start, μs["Earth"], stepsize) ≈ state[1:6]
@test state[7] == start_mass
# Test that mass is reduced properly
craft = Sc("test")
start_mass = craft.mass
state, craft = prop_one([1., 0., 0.], start, craft, μs["Earth"], stepsize)
@test craft.mass == start_mass - craft.mass_flow_rate*stepsize
state = prop_one([1., 0., 0.], start, craft, μs["Earth"], stepsize)
@test state[7] == start_mass - craft.mass_flow_rate*stepsize
# Test that a bad ΔV throws an error
# craft = Sc("test")
# start_mass = craft.mass
# @test_throws ErrorException prop_one([1.5, 0., 0.], start, craft, μs["Earth"], stepsize)
# Test that a full propagation doesn't take too long
@test_throws ErrorException prop_one([1.5, 0., 0.], start, craft, μs["Earth"], stepsize)
end