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function test19(fulltest)
%TEST19 test GxB_subassign and GrB_*_setElement with many pending operations
% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
% SPDX-License-Identifier: Apache-2.0
if (nargin < 1)
fulltest = 0 ;
end
if (fulltest)
nt = 3000 ;
else
% check if malloc debugging is enabled
debug_status = stat ;
if (debug_status)
% exhaustive malloc debugging
nt = 50 ; % was 500, which takes too long
else
nt = 500 ;
end
end
fprintf ('\nGxB_subassign and setElement test, many pending computations\n') ;
for problem = 0:2
clear Work Work2
switch (problem)
case 0
Corig = sparse (5,5) ;
d = 1 ;
ntrials = 100 ;
case 1
Corig = sprandn (10,20,0.1) ;
d = 0.3 ;
ntrials = nt ;
case 2
Corig = sparse (rand (10, 20)) ;
d = 0.3 ;
ntrials = nt ;
end
rng ('default') ;
[m n] = size (Corig) ;
fprintf ('problem %d: C is %d-by-%d, # assign/setElement to do: %d\n', ...
problem, m, n, ntrials) ;
if (problem > 0)
fprintf ('... please wait\n') ;
end
for k = 1:ntrials
c = randi (10,1) ;
if (c == 10)
d = struct ('outp', 'replace') ;
elseif (c == 9)
d = struct ('outp', 'replace', 'mask', 'complement') ;
elseif (c == 8)
d = struct ('mask', 'complement') ;
else
d = [ ] ;
end
% c = randi (10,1) ;
% if (c == 10)
% d = struct ('outp', 'replace') ;
% else
% d = [ ] ;
% end
c = randi (3,1) ;
switch (c)
case 1
accum = '' ;
case 2
accum = 'plus' ;
case 3
accum = 'second' ;
end
c = randi (10,1) ;
if (c < 8)
ni = randi (3,1) ;
nj = randi (3,1) ;
J = randperm (n, nj) ;
I = randperm (m, ni) ;
A = sprand (ni, nj, 0.3) ;
scalar = 0 ;
elseif (c == 8)
% scalar expansion
ni = 2 ;
nj = 2 ;
J = randperm (n, nj) ;
I = randperm (m, ni) ;
A = sparse (rand (1)) ;
scalar = 1 ;
elseif (c == 9)
ni = 1 ;
nj = 1 ;
I = randperm (m,1) ;
J = randperm (n,1) ;
A = sparse (rand (1)) ;
scalar = 0 ;
else
ni = 2 ;
nj = 2 ;
I = randperm (m,2) ;
J = randperm (n,2) ;
A = sparse (rand (2)) ;
scalar = 0 ;
end
c = randi (2,1) ;
switch (c)
case 1
Mask = [ ] ;
case 2
Mask = (sprand (ni, nj, 0.3) ~= 0) ;
end
Work (k).A = A ;
Work (k).I = I ;
Work (k).J = J ;
Work (k).Mask = Mask ;
Work (k).accum = accum ;
Work (k).desc = d ;
Work (k).scalar = scalar ;
Work2 (k).A = A ;
Work2 (k).I = uint64 (I-1) ;
Work2 (k).J = uint64 (J-1) ;
Work2 (k).Mask = Mask ;
Work2 (k).accum = accum ;
Work2 (k).desc = d ;
end
C3 = Corig ;
for k = 1:ntrials
J = Work (k).J ;
I = Work (k).I ;
A = Work (k).A ;
M = Work (k).Mask ;
accum = Work (k).accum ;
d = Work (k).desc ;
scalar = Work (k).scalar ;
C3 = GB_spec_subassign (C3, M, accum, A, I, J, d, scalar) ;
end
% default sparsity
C2 = GB_mex_subassign (Corig, Work2) ; % WORK_ASSIGN
GB_spec_compare (C2, C3) ;
% with sparsity control
for C_sparsity_control = [1 2 4 8]
for M_sparsity_control = [2 12]
ctrl = [C_sparsity_control M_sparsity_control] ;
C2 = GB_mex_subassign (Corig, Work2, ctrl) ; % WORK_ASSIGN
GB_spec_compare (C2, C3) ;
end
end
% with no accum
C3 = Corig ;
for k = 1:ntrials
J = Work (k).J ;
I = Work (k).I ;
A = Work (k).A ;
M = Work (k).Mask ;
d = Work (k).desc ;
scalar = Work (k).scalar ;
C3 = GB_spec_subassign (C3, M, [ ], A, I, J, d, scalar) ;
Work2 (k).accum = [ ] ;
end
% default sparsity
C2 = GB_mex_subassign (Corig, Work2) ; % WORK_ASSIGN
GB_spec_compare (C2, C3) ;
% with sparsity control
for C_sparsity_control = [1 2 4 8]
for M_sparsity_control = [2 12]
ctrl = [C_sparsity_control M_sparsity_control] ;
C2 = GB_mex_subassign (Corig, Work2, ctrl) ; % WORK_ASSIGN
GB_spec_compare (C2, C3) ;
end
end
end
fprintf ('\ntest19: all tests passed\n') ;
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