1 files changed, 40 insertions, 0 deletions
diff --git a/dom/media/webrtc/MediaEngineFake.h b/dom/media/webrtc/MediaEngineFake.h
new file mode 100644
index 0000000000..611529a067
--- /dev/null
+++ b/dom/media/webrtc/MediaEngineFake.h
@@ -0,0 +1,40 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef MEDIAENGINEFAKE_H_
+#define MEDIAENGINEFAKE_H_
+
+#include "nsTArrayForwardDeclare.h"
+#include "MediaEngine.h"
+
+namespace mozilla {
+
+template <typename...>
+class MediaEventProducer;
+
+/**
+ * The fake implementation of the MediaEngine interface.
+ */
+class MediaEngineFake : public MediaEngine {
+ public:
+  MediaEngineFake();
+
+  void EnumerateDevices(dom::MediaSourceEnum, MediaSinkEnum,
+                        nsTArray<RefPtr<MediaDevice>>*) override;
+  void Shutdown() override {}
+  RefPtr<MediaEngineSource> CreateSource(const MediaDevice* aDevice) override;
+
+  MediaEventSource<void>& DeviceListChangeEvent() override {
+    return mDeviceListChangeEvent;
+  }
+  bool IsFake() const override { return true; }
+
+ private:
+  ~MediaEngineFake();
+  MediaEventProducer<void> mDeviceListChangeEvent;
+};
+
+}  // namespace mozilla
+
+#endif /* NSMEDIAENGINEFAKE_H_ */