1 files changed, 38 insertions, 0 deletions
diff --git a/gfx/angle/src/libANGLE/signal_utils_unittest.cpp b/gfx/angle/src/libANGLE/signal_utils_unittest.cpp
new file mode 100755
index 000000000..fac9b67df
--- /dev/null
+++ b/gfx/angle/src/libANGLE/signal_utils_unittest.cpp
@@ -0,0 +1,38 @@
+//
+// Copyright (c) 2016 The ANGLE 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.
+//
+// signal_utils_unittest:
+//   Unit tests for signals and related utils.
+
+#include <gtest/gtest.h>
+
+#include "libANGLE/signal_utils.h"
+
+using namespace angle;
+using namespace testing;
+
+namespace
+{
+
+struct SignalThing : public SignalReceiver
+{
+    void signal(SignalToken token) override { wasSignaled = true; }
+    bool wasSignaled = false;
+};
+
+// Test that broadcast signals work.
+TEST(SignalTest, BroadcastSignals)
+{
+    BroadcastChannel channel;
+    SignalThing thing;
+    ChannelBinding binding(&thing, 0u);
+
+    binding.bind(&channel);
+    ASSERT_FALSE(thing.wasSignaled);
+    channel.signal();
+    ASSERT_TRUE(thing.wasSignaled);
+}
+
+}  // anonymous namespace