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function test293
%TEST293 merge sort, different integer sizes
% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
% SPDX-License-Identifier: Apache-2.0
fprintf ('test293 --------------- merge sort, integer cases\n') ;
rng ('default') ;
n = 1e6 ;
imax = 2e6 ;
I = randi (imax, n, 1) ;
J = randi (imax, n, 1) ;
K = (1:n)' ;
for i = [32 64]
if (i == 32)
I0 = uint32 (I) ;
else
I0 = uint64 (I) ;
end
for k = [32 64]
if (k == 32)
K0 = uint32 (K) ;
else
K0 = uint64 (K) ;
end
IK1 = sortrows ([I0 K0]) ;
for nthreads = [1 2 4 8]
fprintf ('.') ;
[a b] = GB_mex_msort_2 (I0, K0, nthreads) ;
assert (isequal (IK1, [a b])) ;
end
for j = [32 64]
if (j == 32)
J0 = uint32 (J) ;
else
J0 = uint64 (J) ;
end
IJK = sortrows ([I0 J0 K0]) ;
for nthreads = [1 2 4 8]
fprintf ('.') ;
[a b c] = GB_mex_msort_3 (I0, J0, K0, nthreads) ;
assert (isequal (IJK, [a b c])) ;
end
end
end
end
fprintf ('\ntest293 --------------- all tests passed\n') ;
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