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function test24(fulltest)
%TEST24 test GrB_reduce
% test24(fulltest); fulltest=1 if longer test, 0 for quick test
% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
% SPDX-License-Identifier: Apache-2.0
[binops, ~, add_ops, types, ~, ~] = GB_spec_opsall ;
test_types = types.all ;
accum_ops = binops.all ;
rng ('default') ;
if (nargin < 1)
fulltest = 0 ;
end
if (fulltest)
fprintf ('\ntest24: ----- exhaustive test of GrB_reduce_to_scalar and vector\n') ;
cset = 1:length (test_types) ;
aset = 1:length (test_types) ;
else
fprintf ('\ntest24: ----- quick test of GrB_reduce_to_scalar and vector\n');
cset = 10 ;
aset = 11 ;
end
dt = struct ('inp0', 'tran') ;
% class of the vector x
for k1 = cset
cclass = test_types {k1} ;
cin = GB_mex_cast (2, cclass) ;
% fprintf ('\n=================================== c class: %s\n',cclass) ;
% class of the matrix A
for k2 = aset
aclass = test_types {k2} ;
% fprintf ('\n==================================A class: %s\n',aclass) ;
fprintf ('[%s %s]', cclass, aclass) ;
% create a matrix
for m = [1 10 25]
for n = [1 10 25]
fprintf ('.') ;
clear A
A.matrix = sprandn (m, n, 0.1) ;
A.class = aclass ;
clear B
B.matrix = sprandn (m*n, 1, 0.1) ;
B.class = aclass ;
clear xin
xin.matrix = sprandn (m, 1, 0.1) ;
xin.class = cclass ;
clear yin
yin.matrix = sprandn (n, 1, 0.1) ;
yin.class = cclass ;
% reduce operator
for k3 = 1:length(add_ops)
if (k3 == 0)
reduce_op = '' ;
ntypes = 1 ;
else
reduce_op = add_ops {k3} ;
ntypes = 1;length (test_types) ;
end
% fprintf ('reduce: %s\n', reduce_op) ;
% reduce operator class
for k4 = ntypes
clear reduce
if (~isempty (reduce_op))
reduce_class = test_types {k4} ;
reduce.opname = reduce_op ;
reduce.optype = reduce_class ;
else
reduce = '' ;
reduce_class = '' ;
end
try
[opname optype ztype xtype ytype] = ...
GB_spec_operator (reduce) ;
catch
continue
end
if (~isequal (reduce_class, 'logical') && ...
( isequal (reduce_op, 'or') || ...
isequal (reduce_op, 'and') || ...
isequal (reduce_op, 'xor') || ...
isequal (reduce_op, 'eq')))
continue ;
end
identity = GB_spec_identity (reduce) ;
% accum operator
for k5 = 0:length(accum_ops)
if (k5 == 0)
accum_op = '' ;
ntypes = 1 ;
else
accum_op = accum_ops {k5} ;
ntypes = 1;length (test_types) ;
end
% accum operator class
for k6 = ntypes
clear accum
if (~isempty (accum_op))
accum_class = test_types {k6} ;
accum.opname = accum_op ;
accum.optype = accum_class ;
else
accum = '' ;
accum_class = '' ;
end
if (GB_spec_is_positional (accum))
continue ;
end
try
[opname optype ztype xtype ytype] = GB_spec_operator (accum) ;
catch
continue
end
% reduce matrix to scalar
c = GB_mex_reduce_to_scalar (cin, accum, reduce, A) ;
c3 = GB_spec_reduce_to_scalar (cin, accum, reduce, A) ;
assert (isequal (c, c3))
% reduce vector to scalar
c = GB_mex_reduce_to_scalar (cin, accum, reduce, B) ;
c3 = GB_spec_reduce_to_scalar (cin, accum, reduce, B) ;
assert (isequal (c, c3))
% row-wise reduce matrix to vector
% no mask
x = GB_mex_reduce_to_vector (xin, [ ], accum, reduce, A, [ ]) ;
x3 = GB_spec_reduce_to_vector (xin, [ ], accum, reduce, A, [ ]) ;
GB_spec_compare (x, x3, identity) ;
% with mask
mask = sprandn (m,1,0.3) ~= 0 ;
x = GB_mex_reduce_to_vector (xin, mask, accum, reduce, A, [ ]) ;
x3 = GB_spec_reduce_to_vector (xin, mask, accum, reduce, A, [ ]) ;
GB_spec_compare (x, x3, identity) ;
% col-wise reduce matrix to vector
% no mask
y = GB_mex_reduce_to_vector (yin, [ ], accum, reduce, A, dt) ;
y3 = GB_spec_reduce_to_vector (yin, [ ], accum, reduce, A, dt) ;
GB_spec_compare (y, y3, identity) ;
% with mask
mask = sprandn (n,1,0.3) ~= 0 ;
y = GB_mex_reduce_to_vector (yin, mask, accum, reduce, A, dt) ;
y3 = GB_spec_reduce_to_vector (yin, mask, accum, reduce, A, dt) ;
GB_spec_compare (y, y3, identity) ;
end
end
end
end
end
end
end
end
fprintf ('\ntest24: all tests passed\n') ;
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