src/Tests/RtAllocTest.cpp

   1 /*
   2   ZynAddSubFX - a software synthesizer
   3
   4   RtAllocTest.h - CxxTest for RT Safe Note Allocation
   5   Copyright (C) 2014 Mark McCurry
   6
   7   This program is free software; you can redistribute it and/or
   8   modify it under the terms of the GNU General Public License
   9   as published by the Free Software Foundation; either version 2
  10   of the License, or (at your option) any later version.
  11 */
  12
  13
  14 #include <cxxtest/TestSuite.h>
  15 #include <cstdio>
  16 #include <malloc.h>
  17 #include "../Misc/Part.h"
  18 #include "../Misc/Util.h"
  19 #include "../Misc/Allocator.h"
  20 #include "../Params/Presets.h"
  21 #include "../DSP/FFTwrapper.h"
  22 #include "../globals.h"
  23 SYNTH_T *synth;
  24
  25 using namespace std;
  26
  27 size_t allocations;
  28 size_t allocated_size;
  29 void *(*old_malloc_hook)(size_t, const void*);
  30 void *hook(size_t size, const void *v)
  31 {
  32     printf("Alloc(%d,%p)\n", size, v);
  33     allocated_size += size;
  34     allocations++;
  35     __malloc_hook = 0;
  36     void *res = malloc(size);
  37     __malloc_hook = hook;
  38     return res;
  39 }
  40
  41
  42 class RtAllocTest:public CxxTest::TestSuite
  43 {
  44     public:
  45
  46         Part *part;
  47         Microtonal   *micro;
  48         FFTwrapper   *fft;
  49         Allocator     memory;
  50         float *outR, *outL;
  51
  52         void setUp() {
  53             //First the sensible settings and variables that have to be set:
  54             synth = new SYNTH_T;
  55             synth->buffersize = 256;
  56
  57             outL = NULL;
  58             outR = NULL;
  59             denormalkillbuf = new float[synth->buffersize];
  60
  61             //phew, glad to get thouse out of my way. took me a lot of sweat and gdb to get this far...
  62             fft = new FFTwrapper(synth->oscilsize);
  63             micro = new Microtonal();
  64             part = new Part(memory, micro, fft);
  65             part->partoutl = new float[synth->buffersize];
  66             part->partoutr = new float[synth->buffersize];
  67             //prepare the default settings
  68         }
  69
  70         void tearDown() {
  71             delete part;
  72             delete micro;
  73             delete fft;
  74             FFT_cleanup();
  75             delete synth;
  76         }
  77
  78         void testDefaults() {
  79             old_malloc_hook = __malloc_hook;
  80             __malloc_hook = hook;
  81             part->NoteOn(82, 101, 0);
  82             printf("allocated size = %u\n", allocated_size);
  83             printf("allocations    = %u\n", allocations);
  84         }
  85 };