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function gbtest25
%GBTEST25 test diag, tril, triu
% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
% SPDX-License-Identifier: Apache-2.0
rng ('default') ;
for trials = 1:10
fprintf ('.') ;
for m = 2:6
for n = 2:6
A = sprand (m, n, 0.5) ;
G = GrB (A) ;
for k = -m:n
B = diag (A, k) ;
C = diag (G, k) ;
assert (gbtest_eq (B, C)) ;
B = tril (A, k) ;
C = tril (A, k) ;
assert (gbtest_eq (B, C)) ;
B = triu (A, k) ;
C = triu (A, k) ;
assert (gbtest_eq (B, C)) ;
end
B = diag (A) ;
C = diag (G) ;
assert (gbtest_eq (B, C)) ;
end
end
for m = 1:6
A = sprandn (m, 1, 0.5) ;
G = GrB (A) ;
for k = -6:6
B = diag (A, k) ;
C = diag (G, k) ;
assert (gbtest_eq (B, C)) ;
B = tril (A, k) ;
C = tril (G, k) ;
assert (gbtest_eq (B, C)) ;
B = triu (A, k) ;
C = triu (G, k) ;
assert (gbtest_eq (B, C)) ;
end
B = diag (A) ;
C = diag (G) ;
assert (gbtest_eq (B, C)) ;
B = tril (A) ;
C = tril (G) ;
assert (gbtest_eq (B, C)) ;
B = triu (A) ;
C = triu (G) ;
assert (gbtest_eq (B, C)) ;
end
end
fprintf ('\ngbtest25: all tests passed\n') ;
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