Commit ff3e33b0 authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo

perf tests: Add test for bitmap_scnprintf function

Automatically test the bitmap_scnprintf function.
Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Tested-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1470074555-24889-5-git-send-email-jolsa@kernel.orgSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 741c74f5
...@@ -41,6 +41,7 @@ perf-y += event-times.o ...@@ -41,6 +41,7 @@ perf-y += event-times.o
perf-y += backward-ring-buffer.o perf-y += backward-ring-buffer.o
perf-y += sdt.o perf-y += sdt.o
perf-y += is_printable_array.o perf-y += is_printable_array.o
perf-y += bitmap.o
$(OUTPUT)tests/llvm-src-base.c: tests/bpf-script-example.c tests/Build $(OUTPUT)tests/llvm-src-base.c: tests/bpf-script-example.c tests/Build
$(call rule_mkdir) $(call rule_mkdir)
......
#include <linux/compiler.h>
#include <linux/bitmap.h>
#include "tests.h"
#include "cpumap.h"
#include "debug.h"
#define NBITS 100
static unsigned long *get_bitmap(const char *str, int nbits)
{
struct cpu_map *map = cpu_map__new(str);
unsigned long *bm = NULL;
int i;
bm = bitmap_alloc(nbits);
if (map && bm) {
bitmap_zero(bm, nbits);
for (i = 0; i < map->nr; i++)
set_bit(map->map[i], bm);
}
if (map)
cpu_map__put(map);
return bm;
}
static int test_bitmap(const char *str)
{
unsigned long *bm = get_bitmap(str, NBITS);
char buf[100];
int ret;
bitmap_scnprintf(bm, NBITS, buf, sizeof(buf));
pr_debug("bitmap: %s\n", buf);
ret = !strcmp(buf, str);
free(bm);
return ret;
}
int test__bitmap_print(int subtest __maybe_unused)
{
TEST_ASSERT_VAL("failed to convert map", test_bitmap("1"));
TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,5"));
TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3,5,7,9,11,13,15,17,19,21-40"));
TEST_ASSERT_VAL("failed to convert map", test_bitmap("2-5"));
TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3-6,8-10,24,35-37"));
TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3-6,8-10,24,35-37"));
TEST_ASSERT_VAL("failed to convert map", test_bitmap("1-10,12-20,22-30,32-40"));
return 0;
}
...@@ -225,6 +225,10 @@ static struct test generic_tests[] = { ...@@ -225,6 +225,10 @@ static struct test generic_tests[] = {
.desc = "Test is_printable_array function", .desc = "Test is_printable_array function",
.func = test__is_printable_array, .func = test__is_printable_array,
}, },
{
.desc = "Test bitmap print",
.func = test__bitmap_print,
},
{ {
.func = NULL, .func = NULL,
}, },
......
...@@ -90,6 +90,7 @@ int test__backward_ring_buffer(int subtest); ...@@ -90,6 +90,7 @@ int test__backward_ring_buffer(int subtest);
int test__cpu_map_print(int subtest); int test__cpu_map_print(int subtest);
int test__sdt_event(int subtest); int test__sdt_event(int subtest);
int test__is_printable_array(int subtest); int test__is_printable_array(int subtest);
int test__bitmap_print(int subtest);
#if defined(__arm__) || defined(__aarch64__) #if defined(__arm__) || defined(__aarch64__)
#ifdef HAVE_DWARF_UNWIND_SUPPORT #ifdef HAVE_DWARF_UNWIND_SUPPORT
......
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