sysrap/tests/sframe_test.cc

0001 /**
0002 sframe_test.cc
0003 ===============
0004
0005 ::
0006
0007    ~/o/sysrap/tests/sframe_test.sh
0008
0009 **/
0010
0011
0012 #include "sframe.h"
0013
0014 void test_really_uninitialized_dtor()
0015 {
0016     sframe fr ;
0017 }
0018
0019
0020 void test_dtor_after_copy_for_double_free()
0021 {
0022     sframe a ;
0023     a.setTranslate(100.f, 200.f, 300.f) ;
0024     a.prepare();
0025
0026     sframe b = a ;
0027
0028     /**
0029     BEFORE ADDING COPY CTOR THAT RUNS prepare
0030
0031     assert( b.tr_m2w == a.tr_m2w );
0032     assert( b.tr_w2m == a.tr_w2m );
0033     //here is the cause of double free : b thinks it owns the pointers of a
0034     **/
0035
0036     // AFTER ADDING COPY CTOR THAT RUNS prepar
0037
0038     assert( b.tr_m2w != a.tr_m2w );
0039     assert( b.tr_w2m != a.tr_w2m );
0040
0041 }
0042
0043
0044
0045 void test_uninitialized()
0046 {
0047     sframe fr = {} ;
0048     std::cout << "fr" << std::endl << fr << std::endl ;
0049
0050     std::cout << "fr.m2w.q3.i.w " << fr.m2w.q3.i.w  << std::endl;
0051     std::cout << "fr.m2w.q3.f.w " << fr.m2w.q3.f.w  << std::endl;
0052 }
0053
0054
0055 void test_save_load()
0056 {
0057     sframe a ;
0058     a.frs = "a test of persisting via metadata" ;
0059     a.ce.x = 1.f ;
0060     a.ce.y = 2.f ;
0061     a.ce.z = 3.f ;
0062     a.ce.w = 4.f ;
0063     std::cout << "a" << std::endl << a << std::endl ;
0064     a.save("$FOLD");
0065
0066     sframe b = sframe::Load("$FOLD");
0067     std::cout << "b" << std::endl << b << std::endl ;
0068     assert( strcmp(a.frs, b.frs) == 0 );
0069 }
0070
0071 void test_load()
0072 {
0073     sframe b = sframe::Load("$FOLD");
0074     std::cout << "b" << std::endl << b << std::endl ;
0075 }
0076
0077 void test_setTranslate()
0078 {
0079     sframe fr ;
0080     fr.setTranslate(100.f, 200.f, 300.f) ;
0081     fr.prepare();
0082
0083     std::cout << fr << std::endl ;
0084     fr.save("$FOLD");
0085 }
0086
0087
0088 int main(int argc, char** argv)
0089 {
0090     //test_really_uninitialized_dtor();
0091     test_dtor_after_copy_for_double_free();
0092
0093     /*
0094     test_uninitialized();
0095     test_save_load() ;
0096     test_load();
0097     test_setTranslate();
0098     */
0099
0100     return 0 ;
0101 }