1 #include "test/jemalloc_test.h"
2
3 const char *malloc_conf = ""
4 #ifdef JEMALLOC_PROF
5 "prof:true,prof_accum:true,prof_active:false,lg_prof_sample:0"
6 ",lg_prof_interval:0"
7 # ifdef JEMALLOC_TCACHE
8 ","
9 # endif
10 #endif
11 #ifdef JEMALLOC_TCACHE
12 "tcache:false"
13 #endif
14 ;
15
16 static bool did_prof_dump_open;
17
18 static int
prof_dump_open_intercept(bool propagate_err,const char * filename)19 prof_dump_open_intercept(bool propagate_err, const char *filename)
20 {
21 int fd;
22
23 did_prof_dump_open = true;
24
25 fd = open("/dev/null", O_WRONLY);
26 assert_d_ne(fd, -1, "Unexpected open() failure");
27
28 return (fd);
29 }
30
TEST_BEGIN(test_idump)31 TEST_BEGIN(test_idump)
32 {
33 bool active;
34 void *p;
35
36 test_skip_if(!config_prof);
37
38 active = true;
39 assert_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active,
40 sizeof(active)), 0,
41 "Unexpected mallctl failure while activating profiling");
42
43 prof_dump_open = prof_dump_open_intercept;
44
45 did_prof_dump_open = false;
46 p = mallocx(1, 0);
47 assert_ptr_not_null(p, "Unexpected mallocx() failure");
48 dallocx(p, 0);
49 assert_true(did_prof_dump_open, "Expected a profile dump");
50 }
51 TEST_END
52
53 int
main(void)54 main(void)
55 {
56 return (test(
57 test_idump));
58 }
59