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function test22(fulltest)
%TEST22 test GrB_transpose
% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
% SPDX-License-Identifier: Apache-2.0
if (nargin < 1)
% do a short test, by default
fulltest = 0 ;
end
[binops, ~, ~, types, ~, ~] = GB_spec_opsall ;
binops = binops.all ;
types = types.all ;
if (fulltest)
fprintf ('\n==== exhaustive test for GB_mex_transpose:\n') ;
problems = [
10, 8, 40, -5, 100
10, 20, 100, -99, 200
100, 200, 1000, -99, 200
50, 50, 500, -2, 3
] ;
else
fprintf ('\n==== test GB_mex_transpose:\n') ;
problems = [
10, 8, 40, -5, 100
] ;
end
% try several problems
for k0 = 1:size (problems,1) ;
% create nnz triplets for a matrix of size nrows-by-nrows
nrows = problems (k0,1) ;
ncols = problems (k0,2) ;
nnz = problems (k0,3) ;
y1 = problems (k0,4) ;
y2 = problems (k0,5) ;
% create A
rng ('default') ;
I = irand (0, nrows-1, nnz, 1) ;
J = irand (0, ncols-1, nnz, 1) ;
Y = y2 * rand (nnz, 1) + y1 ;
clear A
A.matrix = sparse (double (I)+1, double (J)+1, Y, nrows, ncols) ;
% create Cin; note that it has the same dimensions as A, so if A
% gets transpose, Cin must also be transposed (so use Cin2 instead)
I = irand (0, nrows-1, nnz, 1) ;
J = irand (0, ncols-1, nnz, 1) ;
Y = y2 * rand (nnz, 1) + y1 ;
clear Cin
Cin.matrix = sparse (double (I)+1, double (J)+1, Y, nrows, ncols) ;
clear Cin2
Cin2.matrix = Cin.matrix' ;
clear Cempty
Cempty.matrix = sparse (nrows, ncols) ;
Cempty2.matrix = Cempty.matrix' ;
% create a boolean Mask with roughly the same density as A and Cin
Mask = cast (sprandn (nrows, ncols, nnz/(nrows*ncols)), 'logical') ;
fprintf ('\nnrows: %d ncols %d nnz %d ymin %g ymax %g\n', ...
nrows, ncols, nnz, min (Y), max (Y)) ;
% try every type for A
for k1 = 1:length (types)
atype = types {k1} ;
A.class = atype ;
Cempty.class = atype ;
Cempty2.class = atype ;
fprintf ('%s', atype) ;
% C = A'
C = GB_mex_transpose (Cempty2, [ ], [ ], A, [ ]) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cempty2, [ ], [ ], A, [ ]) ;
assert (isequal (C.class, A.class)) ;
assert (isequal (C.class, S.class)) ;
assert (isequal (full (double (C.matrix)), double (S.matrix))) ;
if (isequal (C.class, 'double'))
assert (isequal (C.matrix, A.matrix')) ;
end
% C = A
clear desc
desc = struct ('inp0', 'tran') ;
C = GB_mex_transpose (Cempty, [ ], [ ], A, desc) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cempty, [ ], [ ], A, desc) ;
assert (isequal (C.class, A.class)) ;
assert (isequal (C.class, S.class)) ;
assert (isequal (full (double (C.matrix)), double (S.matrix))) ;
if (isequal (C.class, 'double'))
assert (isequal (C.matrix, A.matrix)) ;
end
% C<Mask> = A'
Cempty2.class = A.class ;
C = GB_mex_transpose (Cempty2, Mask', [ ], A, [ ]) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cempty2, Mask', [ ], A, [ ]) ;
assert (isequal (C.class, A.class)) ;
assert (isequal (C.class, S.class)) ;
assert (isequal (full (double (C.matrix)), double (S.matrix))) ;
if (isequal (C.class, 'double'))
assert (isequal (C.matrix .* Mask', (A.matrix').*Mask')) ;
end
% C<Mask> = A
clear desc
desc = struct ('inp0', 'tran') ;
Cempty.class = A.class ;
C = GB_mex_transpose (Cempty, Mask, [ ], A, desc) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cempty, Mask, [ ], A, desc) ;
assert (isequal (C.class, A.class)) ;
assert (isequal (C.class, S.class)) ;
assert (isequal (full (double (C.matrix)), double (S.matrix))) ;
if (isequal (C.class, 'double'))
assert (isequal (C.matrix .* Mask, A.matrix .* Mask)) ;
end
% try every class for Cin
for k2 = 1:length (types)
cinclass = types {k2} ;
fprintf ('.') ;
Cin2.class = cinclass ;
Cin.class = cinclass ;
% try every operator
for k3 = 0:length (binops)
if (k3 == 0)
op = '' ;
ntypes = 1 ;
else
op = binops {k3} ;
ntypes = length (types) ;
end
% try every operator class
for k4 = 1:ntypes
if (isempty (op))
optype = '' ;
else
optype = types {k4} ;
end
clear accum
accum.opname = op ;
accum.optype = optype ;
if (GB_spec_is_positional (accum))
continue ;
end
try
GB_spec_operator (accum) ;
catch
continue
end
% C = op (Cin2,A')
C = GB_mex_transpose (Cin2, [ ], accum, A, [ ]) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cin2, [ ], accum, A, [ ]) ;
assert (isequal (C.class, cinclass)) ;
assert (isequal (C.class, S.class)) ;
if (~(isequalwithequalnans (full (double (C.matrix)), ...
double (S.matrix))))
assert (false)
end
% C = op (Cin,A)
clear desc
desc = struct ('inp0', 'tran') ;
C = GB_mex_transpose (Cin, [ ], accum, A, desc) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cin, [ ], accum, A, desc) ;
assert (isequal (C.class, cinclass)) ;
assert (isequal (C.class, S.class)) ;
assert (isequalwithequalnans (full (double (C.matrix)), ...
double (S.matrix))) ;
% try with a Mask (Mask must be sparse; logical and double)
for k5 = [1 11]
mask_class = types {k5} ;
M = cast (Mask, mask_class) ;
% C = op (Cin2,A')
C = GB_mex_transpose (Cin2, M', accum, A, [ ]) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cin2, M', accum, A, [ ]) ;
assert (isequal (C.class, cinclass)) ;
assert (isequal (C.class, S.class)) ;
assert (isequalwithequalnans (...
full (double (C.matrix)), ...
double (S.matrix))) ;
% C = op (Cin,A)
clear desc
desc = struct ('inp0', 'tran') ;
C = GB_mex_transpose (Cin, M, accum, A, desc) ;
assert (GB_spok (C.matrix*1) == 1) ;
S = GB_spec_transpose (Cin, M, accum, A, desc) ;
assert (isequal (C.class, cinclass)) ;
assert (isequal (C.class, S.class)) ;
assert (isequalwithequalnans (...
full (double (C.matrix)), ...
double (S.matrix))) ;
end
end
end
end
end
end
fprintf ('\ntest22: all tests passed\n') ;
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