Commit-ID: 988dd774dcbd9151c2a643fc7284c5c3c4d0adb7 Gitweb: http://git.kernel.org/tip/988dd774dcbd9151c2a643fc7284c5c3c4d0adb7 Author: Jiri Olsa <jo...@kernel.org> AuthorDate: Sat, 16 Jul 2016 18:11:20 +0200 Committer: Arnaldo Carvalho de Melo <a...@redhat.com> CommitDate: Mon, 18 Jul 2016 19:50:35 -0300
perf tests: Add is_printable_array test Add automated test for is_printable_array function. Signed-off-by: Jiri Olsa <jo...@kernel.org> Cc: David Ahern <dsah...@gmail.com> Cc: Jiri Pirko <j...@mellanox.com> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Peter Zijlstra <a.p.zijls...@chello.nl> Cc: Steven Rostedt <rost...@goodmis.org> Link: http://lkml.kernel.org/r/1468685480-18951-4-git-send-email-jo...@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/tests/Build | 1 + tools/perf/tests/builtin-test.c | 4 ++++ tools/perf/tests/is_printable_array.c | 36 +++++++++++++++++++++++++++++++++++ tools/perf/tests/tests.h | 1 + 4 files changed, 42 insertions(+) diff --git a/tools/perf/tests/Build b/tools/perf/tests/Build index 4158422..cb20ae1 100644 --- a/tools/perf/tests/Build +++ b/tools/perf/tests/Build @@ -40,6 +40,7 @@ perf-y += event_update.o perf-y += event-times.o perf-y += backward-ring-buffer.o perf-y += sdt.o +perf-y += is_printable_array.o $(OUTPUT)tests/llvm-src-base.c: tests/bpf-script-example.c tests/Build $(call rule_mkdir) diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 4dd2d05..10eb306 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -222,6 +222,10 @@ static struct test generic_tests[] = { .func = test__sdt_event, }, { + .desc = "Test is_printable_array function", + .func = test__is_printable_array, + }, + { .func = NULL, }, }; diff --git a/tools/perf/tests/is_printable_array.c b/tools/perf/tests/is_printable_array.c new file mode 100644 index 0000000..42e1339 --- /dev/null +++ b/tools/perf/tests/is_printable_array.c @@ -0,0 +1,36 @@ +#include <linux/compiler.h> +#include "tests.h" +#include "debug.h" +#include "util.h" + +int test__is_printable_array(int subtest __maybe_unused) +{ + char buf1[] = { 'k', 'r', 4, 'v', 'a', 0 }; + char buf2[] = { 'k', 'r', 'a', 'v', 4, 0 }; + struct { + char *buf; + unsigned int len; + int ret; + } t[] = { + { (char *) "krava", sizeof("krava"), 1 }, + { (char *) "krava", sizeof("krava") - 1, 0 }, + { (char *) "", sizeof(""), 1 }, + { (char *) "", 0, 0 }, + { NULL, 0, 0 }, + { buf1, sizeof(buf1), 0 }, + { buf2, sizeof(buf2), 0 }, + }; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(t); i++) { + int ret; + + ret = is_printable_array((char *) t[i].buf, t[i].len); + if (ret != t[i].ret) { + pr_err("failed: test %u\n", i); + return TEST_FAIL; + } + } + + return TEST_OK; +} diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index a0288f8..9bfc0e0 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -89,6 +89,7 @@ int test__event_times(int subtest); int test__backward_ring_buffer(int subtest); int test__cpu_map_print(int subtest); int test__sdt_event(int subtest); +int test__is_printable_array(int subtest); #if defined(__arm__) || defined(__aarch64__) #ifdef HAVE_DWARF_UNWIND_SUPPORT
