add test for application of k0 and k1 girf

test/testintegration.jl

@@ -7,16 +7,23 @@ function test_apply_girf!(acq_data,girf_applier)
     acq_data_ref = deepcopy(acq_data)
     apply_girf!(acq_data,girf_applier)
 
+    # these should be pretty unique checks against ground-truth
     @test  mean(abs2.(fft(acq_data.traj[1].nodes[1,:]))./abs2.(fft(acq_data_ref.traj[1].nodes[1,:]))) - 0.98 < 1e-4
 
 end
 
 function test_apply_k0!(acq_data,girf_applier)
 
+    acq_data_ref = deepcopy(acq_data)
+    apply_girf!(acq_data,girf_applier)
+
+    # these should be pretty unique checks against ground-truth
+    @test  mean(angle.(acq_data_ref.kdata[1]) .- angle.(acq_data.kdata[1])) - 0.00118 < 1e-5
 end
 
 function test_integration()
 
+    # load generated AcquisitionData objects and GirfApplier objects to run the test set
     acq_data = load_object("data/acq_data.jld2")
     girf_applier_k1 = load_object("data/girf_app_k1.jld2")
     girf_applier_k0 = load_object("data/girf_app_k0.jld2")
@@ -26,6 +33,7 @@ function test_integration()
         test_apply_girf!(acq_data,girf_applier_k1)
         test_apply_k0!(acq_data,girf_applier_k0)
     end
+
 end
 
 test_integration()