From d3bc79bc8438206ac6a14fde4eaa288fc07eee82 Mon Sep 17 00:00:00 2001
From: Brian Geffon <bgeffon@google.com>
Date: Mon, 10 Dec 2018 14:41:40 -0800
Subject: Open source system call tests.

PiperOrigin-RevId: 224886231
Change-Id: I0fccb4d994601739d8b16b1d4e6b31f40297fb22
---
 test/syscalls/linux/clock_getres.cc | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 test/syscalls/linux/clock_getres.cc

(limited to 'test/syscalls/linux/clock_getres.cc')

diff --git a/test/syscalls/linux/clock_getres.cc b/test/syscalls/linux/clock_getres.cc
new file mode 100644
index 000000000..8f8842299
--- /dev/null
+++ b/test/syscalls/linux/clock_getres.cc
@@ -0,0 +1,37 @@
+// Copyright 2018 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <sys/time.h>
+#include <time.h>
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include "test/util/test_util.h"
+
+namespace gvisor {
+namespace testing {
+
+namespace {
+
+// clock_getres works regardless of whether or not a timespec is passed.
+TEST(ClockGetres, Timespec) {
+  struct timespec ts;
+  EXPECT_THAT(clock_getres(CLOCK_MONOTONIC, &ts), SyscallSucceeds());
+  EXPECT_THAT(clock_getres(CLOCK_MONOTONIC, nullptr), SyscallSucceeds());
+}
+
+}  // namespace
+
+}  // namespace testing
+}  // namespace gvisor
-- 
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