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 - Qfb.c (source / functions) Hit Total Coverage
Test: PARI/GP v2.18.1 lcov report (development 30483-b6b1f87815) Lines: 1108 1229 90.2 %
Date: 2025-09-12 09:24:16 Functions: 133 143 93.0 %
Legend: Lines: hit not hit

Function Name Sort by function name Hit count Sort by hit count
GL2_qfb_equal 61068
Qfb0 77231
REDB 2783988
REDBU 14124781
SL2_div_mul_e1 344318
_qfimul 14284575
_qfimulraw 7
_qfisqr 33161253
_qfisqrraw 7
ab_isreduced 17712973
allsols 48048
check_qfbext 1945644
check_quaddisc 151934
check_quaddisc_imag 2177
check_quaddisc_real 6916
cornacchia 55264
cornacchia2 1381744
cornacchia2_i 1423683
cornacchia2_sqrt 42826
dvmdii_round 16908768
dvmdsu_round 114608771
famat_divsqr 5299
fix_expo 10217928
is_minimal 2046352
is_qfi 814212
known_prime 1862969
lastqi 1423676
lti2n 4940497
mul_nucomp 4739
mul_nudupl 11606
normforms 2620771
nucomp 400722
nudupl 11648
nupow 1008
parteucl 412328
pqfbred_1 1921185
pqfbred_basecase 61492
pqfbred_iter_1 124020
pqfbred_rec 124020
primeform 135782
primeform_u 12681888
qfb3 139081
qfb3_SL2_apply 61913
qfb_1 0
qfb_comp 78157025
qfb_comp_gen 84
qfb_equal 23783631
qfb_initrd 2838544
qfb_inv 932610
qfb_maxexpi 105840997
qfb_minexpi 125056
qfb_sqr 35124451
qfbcomp 137554
qfbcomp_i 27831434
qfbcompraw 2198
qfbcompraw_i 0
qfbcornacchia 7630
qfbinv 7
qfbpow 1481150
qfbpow_i 15277246
qfbpowraw 21
qfbpows 1382165
qfbred 53170
qfbred0 54983
qfbred_i 15995409
qfbredsl2 519892
qfbsolve 2838549
qfbsolve_all 10227
qfbsolve_primitive 2828317
qfbsolve_primitive_i 2843846
qfbsqr 129990
qfbsqr_i 705056
qfi_1 762876
qfi_1_by_disc 775157
qfi_red 23689025
qfi_red_1 100116645
qfi_red_1_b0 957952
qfi_red_av 100139774
qfi_red_basecase_av 100296125
qfi_red_fast 105531786
qfi_redsl2 5184502
qfi_redsl2_basecase 6774849
qfi_rho 7
qficomp0 75414919
qfipow 16758284
qfipowraw 7
qfisolve_normform 1445674
qfisolvep 0
qfisolvep_all 223082
qfisqr0 835011
qfr3_1 0
qfr3_comp 1009397
qfr3_compraw 1009397
qfr3_init 371
qfr3_pow 4557
qfr3_powraw 0
qfr3_red 1172847
qfr3_rho 1139446
qfr3_to_qfr 31920
qfr5_1 0
qfr5_comp 1735216
qfr5_compraw 1735230
qfr5_dist 184688
qfr5_init 140
qfr5_pow 21
qfr5_powraw 7
qfr5_red 1952895
qfr5_rho 8486681
qfr5_to_qfr 483
qfr_1 35
qfr_1_by_disc 6867
qfr_1_fill 0
qfr_data_init 2170
qfr_disc 35
qfr_red 0
qfr_red_av 63
qfr_red_basecase_i 427
qfr_red_i 427
qfr_redsl2 209575
qfr_redsl2_basecase 979701
qfr_rhosl2 10810674
qfr_rhosl2_i 13379357
qfr_to_qfr5 217728
qfrcomp0 441
qfrinvraw 7
qfrpow 112
qfrpowraw 14
qfrsolve_normform 770126
qfrsolvep 0
qfrsqr0 35
qfsolve_normform 2215800
quadgen 0
quadgen0 574
quadpoly 2051
quadpoly0 1036
quadpoly_bc 1018505
quadpoly_i 241304
quadpoly_ii 243348
redimagsl2 4874191
rho_get_BC 14152531
sREDB 114603888
setq 99083246
setq_b0 1069373

Generated by: LCOV version 1.16