Code coverage tests

This page documents the degree to which the PARI/GP source code is tested by our public test suite, distributed with the source distribution in directory src/test/. This is measured by the gcov utility; we then process gcov output using the lcov frond-end.

We test a few variants depending on Configure flags on the pari.math.u-bordeaux.fr machine (x86_64 architecture), and agregate them in the final report:

The target is to exceed 90% coverage for all mathematical modules (given that branches depending on DEBUGLEVEL or DEBUGMEM are not covered). This script is run to produce the results below.

LCOV - code coverage report
Current view: top level - basemath - base3.c (source / functions) Hit Total Coverage
Test: PARI/GP v2.18.1 lcov report (development 30318-7d854b8994) Lines: 2062 2170 95.0 %
Date: 2025-06-06 09:19:58 Functions: 227 238 95.4 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
Ideallist 11333
Idealstar 938
Idealstarmod 258259
Idealstarmod_i 258530
Idealstarprk 273
Q_mod_bid 14
RgC_to_nfC 112448
RgM_RgX_mul 1365
RgM_to_nfM 6380
RgX_to_nfX 29345
ZC_add1 169818
ZC_cxlog 1715065
ZC_nfval 19744213
ZC_nfvalrem 24014967
ZC_prdvd 1250048
ZC_sub1 70517
ZMV_ZCV_mul 1758397
ZM_ZMV_mul 518
ZM_ZX_mul 9982903
ZV_snf_gcd 1955970
_mul 355613
_mulii 1086510685
_nf_add 3857230
_nf_inv 13727
_nf_mul 4496758
_nf_neg 204392
_nf_red 777913
_nf_s 3353
_sqr 981790
algtobasis 970209
apply_U 2187586
basistoalg 428662
bid_grp 258826
check_mod_factored 259170
check_nfelt 218887
checkarchp 134101
chineseinit_i 6687
chk_ind 37121
coltoalg 350436
concat_join 758810
cxlog_1 23106
cxlog_m1 534
ei_multable 39553
eltmul 329143
eltpow 466850
famatQ_to_famatZ 35
famat_abs 35
famat_cba 35
famat_cxlog 223244
famat_logembed 1309
famat_nfvalrem 420735
famat_norm 35
famat_sign 35
famat_strip2 259170
famat_to_nf_modideal_coprime 2624009
famat_zlog 1375790
famat_zlog_pr 1971729
famat_zlog_pr_coprime 196
get_C 607475
get_nf_field 54816
get_tab 39155870
gideallist 63
gpnfvalrem 15015
idealHNF_norm_pval 63
idealchinese 12779
idealfactorback 86515
ideallist 10563
ideallist0 11298
ideallistarch 14
ideallog 13769
ideallog_i 1385862
ideallog_units 84
ideallog_units0 227386
ideallogmod 1392540
idealprincipalunits 196
idealprincipalunits_i 169485
idealstar0 0
idealstarmod 112
idmul 72020
idmulred 56
idpow 87971
idpowred 413
indices_to_vec01 137337
init_zlog 381621
init_zlog_mod 1994851
is_chineseinit 13267
is_famat 53886944
isprfact 6218
join_arch 42
join_archunit 14
join_bid 469
join_bid_arch 42
join_ideal 268483
join_idealinit 469
join_unit 448
log_gen_arch 87415
log_gen_pr 420019
log_prk 2621837
log_prk1 1339192
log_prk_init 90236
log_prk_units 518
log_prk_units_init 49
low_prec 4611742
matalgtobasis 33188
matbasistoalg 3003
mulbytab 7223
multable 2037
nfC_multable_mul 30766
nfC_nf_mul 112649
nfM_det 14
nfM_inv 3339
nfM_ker 0
nfM_mul 2934
nfM_nfC_mul 48529
nfV_cxlog 97
nf_cxlog 1309472
nf_to_scalar_or_alg 4841878
nf_to_scalar_or_basis 121482590
nfadd 14253115
nfarchstar 566537
nfchecksigns 14499
nfchecksigns_i 80826
nfdiv 38008
nfdiveuc 259
nfdivrem 259
nfeltembed 728
nfeltembed_i 728
nfeltsign 126175
nfembed 0
nfembed_i 2140
nffactorback 265770
nfinv 188581
nfinvmodideal 175
nfispower 7722
nfissquare 1218
nflogembed 98706
nfmod 259
nfmul 24547966
nfmuli 4544513
nfmuli_ZC 8068304
nfmulmodideal 7301151
nfmulpowmodideal 4704025
nfnorm 220318
nfpolsturm 2163
nfpow 944283
nfpow_u 346628
nfpowmodideal 5855955
nfsetsigns 720643
nfsign 44352
nfsign_arch 1051907
nfsqr 6075157
nfsqri 4491284
nfsqri_ZC 7103423
nfsqrmodideal 2687565
nfsub 1432315
nftrace 21302
nfval 5606152
nfvalrem 3662738
num_positive 911283
oksigns 25079
order_update 560235
parse_embed 129059
pl_convert 1213
pl_normalize 2996
pol_to_scalar_or_basis 3470579
polmod_nffix 181329
polmod_nffix2 181420
poltobasis 9361442
powp 973413
pr_basis_perm 48230
pr_equal 357
pr_init 6218
principal_units 169484
principal_units_relations 56944
rnfalgtobasis 1428
rnfbasistoalg 61264
rnfeltnorm 462
rnfelttrace 1050
sarch_get_F 607475
sarch_get_MI 607476
sarch_get_archp 1551534
sarch_get_cyc 486998
sarch_get_lambda 607475
scalar_logembed 15239
set_sign_mod_divisor 751284
setsigns_init 390789
split_U 257802
sprk_get_AgL2 0
sprk_get_L2 1221033
sprk_get_U2 1212234
sprk_get_cyc 3994479
sprk_get_expo 1971925
sprk_get_ff 2547904
sprk_get_gen 336342
sprk_get_gnf 318207
sprk_get_k 63
sprk_get_pr 2610891
sprk_get_prk 4928917
sprk_is_prime 2547915
sprk_log_gen_pr 2037
sprk_log_gen_pr2 110491
sprk_log_prk1 275855
sprk_log_prk1_2 409026
sprk_to_bid 63
sprkinit 426500
tablemul 0
tablemul_ei 4158
tablemul_ei_ej 5834
tablemulvec 2037
tablesqr 10356
to_RgX 119
vec01_to_indices 1099149
veclog_prk 497
vecsmall01_to_indices 2996
zidealij 237698
zidealstar 0
zidealstarinit 0
zidealstarinitgen 0
zkC_multable_mul 194473
zkVchinese1 237727
zk_ei_mul 23937475
zk_embed 74650
zk_inv 306019
zk_modHNF 7828089
zk_multable 10795320
zk_scalar_or_multable 4999616
zkadd 0
zkadd1 255794
zkchinese 0
zkchinese1 255837
zkchinese1init2 259
zkchineseinit 237485
zkmul 255792
zkmultable_capZ 1249422
zkmultable_inv 1555435
zksub 0
zksub1 255838
zlog 382612

Generated by: LCOV version 1.16