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comparison scripts/general/isequal.m @ 31202:434b5a1b9498

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isequal.m: Add ability to compare Java objects (bug #62930) * isequal.m: Add elseif clause to detect Java objects and use built-in Java "equals" method for comparison. Add BIST test for Java object comparison.
author Rik <rik@octave.org>
date Thu, 25 Aug 2022 15:35:25 -0700
parents 83f9f8bda883
children 4c2b83516eb7
comparison
equal deleted inserted replaced
31201:a8b0acc018a2 31202:434b5a1b9498
168 endwhile 168 endwhile
169 169
170 elseif (is_function_handle (x)) 170 elseif (is_function_handle (x))
171 ## function type. Use '==' operator which is overloaded. 171 ## function type. Use '==' operator which is overloaded.
172 tf = (x == y); 172 tf = (x == y);
173
174 elseif (isjava (x))
175 try
176 tf = x.equals (y);
177 catch
178 error ('isequal: Java object does not implement "equals" function');
179 end_try_catch
173 180
174 else 181 else
175 error ("isequal: Impossible to reach code. File a bug report."); 182 error ("isequal: Impossible to reach code. File a bug report.");
176 183
177 endif 184 endif
542 549
543 ## Matlab compatibility 550 ## Matlab compatibility
544 %!assert (isequal (sparse (1), sparse (1)), true) 551 %!assert (isequal (sparse (1), sparse (1)), true)
545 %!assert (isequal (sparse (1), sparse (1)), sparse (1), true) 552 %!assert (isequal (sparse (1), sparse (1)), sparse (1), true)
546 553
554 ## Java objects
555 %!test <*62930>
556 %! int1 = javaObject ("java.lang.Integer", 1.0);
557 %! int2 = javaObject ("java.lang.Integer", 2.0);
558 %! assert (isequal (int1, int1));
559 %! assert (! isequal (int1, 1.0));
560 %! assert (! isequal (int1, int2));
561
547 ## test input validation 562 ## test input validation
548 %!error <Invalid call> isequal () 563 %!error <Invalid call> isequal ()
549 %!error <Invalid call> isequal (1) 564 %!error <Invalid call> isequal (1)