Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 94 insertions, 0 deletions

diff --git a/third_party/libwebrtc/webrtc/rtc_base/event_unittest.cc b/third_party/libwebrtc/webrtc/rtc_base/event_unittest.cc
new file mode 100644
index 0000000000..5bb6f77b80
--- /dev/null
+++ b/third_party/libwebrtc/webrtc/rtc_base/event_unittest.cc
@@ -0,0 +1,94 @@
+/*
+ *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "rtc_base/event.h"
+#include "rtc_base/gunit.h"
+#include "rtc_base/platform_thread.h"
+
+namespace rtc {
+
+TEST(EventTest, InitiallySignaled) {
+  Event event(false, true);
+  ASSERT_TRUE(event.Wait(0));
+}
+
+TEST(EventTest, ManualReset) {
+  Event event(true, false);
+  ASSERT_FALSE(event.Wait(0));
+
+  event.Set();
+  ASSERT_TRUE(event.Wait(0));
+  ASSERT_TRUE(event.Wait(0));
+
+  event.Reset();
+  ASSERT_FALSE(event.Wait(0));
+}
+
+TEST(EventTest, AutoReset) {
+  Event event(false, false);
+  ASSERT_FALSE(event.Wait(0));
+
+  event.Set();
+  ASSERT_TRUE(event.Wait(0));
+  ASSERT_FALSE(event.Wait(0));
+}
+
+class SignalerThread {
+public:
+  SignalerThread() : thread_(&ThreadFn, this, "EventPerf") {}
+  void Start(Event* writer, Event* reader) {
+    writer_ = writer;
+    reader_ = reader;
+    thread_.Start();
+  }
+  void Stop() {
+    stop_event_.Set();
+    thread_.Stop();
+  }
+  static void ThreadFn(void *param) {
+    auto* me = static_cast<SignalerThread*>(param);
+    while(!me->stop_event_.Wait(0)) {
+      me->writer_->Set();
+      me->reader_->Wait(Event::kForever);
+    }
+  }
+  Event stop_event_{false, false};
+  Event* writer_;
+  Event* reader_;
+  PlatformThread thread_;
+};
+
+// These tests are disabled by default and only intended to be run manually.
+TEST(EventTest, DISABLED_PerformanceSingleThread) {
+  static const int kNumIterations = 10000000;
+  Event event(false, false);
+  for (int i = 0; i < kNumIterations; ++i) {
+    event.Set();
+    event.Wait(0);
+  }
+}
+
+TEST(EventTest, DISABLED_PerformanceMultiThread) {
+  static const int kNumIterations = 10000;
+  Event read(false, false);
+  Event write(false, false);
+  SignalerThread thread;
+  thread.Start(&read, &write);
+
+  for (int i = 0; i < kNumIterations; ++i) {
+    write.Set();
+    read.Wait(Event::kForever);
+  }
+  write.Set();
+
+  thread.Stop();
+}
+
+}  // namespace rtc