Commit-ID: 988dd774dcbd9151c2a643fc7284c5c3c4d0adb7
Gitweb: http://git.kernel.org/tip/988dd774dcbd9151c2a643fc7284c5c3c4d0adb7
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Sat, 16 Jul 2016 18:11:20 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
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 <jolsa@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Pirko <jiri@xxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1468685480-18951-4-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
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
--
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