test_NBodySyst

Tests properties of choreo.NBodySyst

test_create_destroy	Tests initialization and destruction of NBodySyst.
test_all_pos_to_segmpos	Tests whether all_pos and segmpos agree.
test_all_vel_to_segmvel	Tests whether all_vel and segmvel agree.
test_segmpos_to_all_pos	Tests going from segmpos to all_pos and back.
test_capture_co	Checks consistency of parameters definition for \(c_o\).
test_round_trips_pos	Tests whether several ways of going back and forth in the chain param_buf => segmpos indeed give the same result.
test_round_trips_vel	Tests whether several ways of going back and forth in the chain param_buf => segmvel indeed give the same result.
test_changevars	Tests properties of change of variables of parameters.
test_params_segmpos_dual	Tests invariance of dot product by the transformation params => segmpos.
test_kin	Tests computation of kinetic energy.
test_pot	Tests computation of potential energy.
test_action	Tests computation of the action.
test_resize	Tests nested properties of Fourier spaces on positions.
test_action_indep_resize	Tests that action is left similar by resizing.
test_repeatability	Tests that computing params_buf => segmpos twice give the same result.
test_ForceGeneralSym	Tests that computations results are independant of choreo.NBodySyst.ForceGeneralSym().
test_ForceGreaterNstore	Tests that computations results are independant of choreo.NBodySyst.ForceGreaterNStore().
test_fft_backends	Tests that computations results are independant of choreo.NBodySyst.fft_backend().
test_action_cst_sym_pairs	Tests that computations results are independant of the prescribed symmetries.
test_custom_inter_law	Tests that custom interaction laws are correctly handled.
test_periodicity_default	Tests that Fourier periodic solutions have zero periodicity default.
test_ODE_vs_spectral	Tests that the Fourier periodic spectral solver agrees with the time forward Runge-Kutta solver.