3 files changed, 24 insertions, 16 deletions
diff --git a/test/dgreftest/midiinputengine.cc b/test/dgreftest/midiinputengine.cc
index 84f4cc6..e984d58 100644
--- a/test/dgreftest/midiinputengine.cc
+++ b/test/dgreftest/midiinputengine.cc
@@ -192,6 +192,11 @@ void MidifileInputEngine::post()
 {
 }
 
+void MidifileInputEngine::setSampleRate(double sample_rate)
+{
+	this->samplerate = sample_rate;
+}
+
 bool MidifileInputEngine::isFreewheeling() const
 {
 	return true;
diff --git a/test/dgreftest/midiinputengine.h b/test/dgreftest/midiinputengine.h
index a752ff5..ffd22f8 100644
--- a/test/dgreftest/midiinputengine.h
+++ b/test/dgreftest/midiinputengine.h
@@ -50,6 +50,7 @@ public:
 	void pre() override;
 	void run(size_t pos, size_t len, std::vector<event_t>& events) override;
 	void post() override;
+	void setSampleRate(double sample_rate) override;
 	bool isFreewheeling() const override;
 
 private:
diff --git a/test/enginetest.cc b/test/enginetest.cc
index cb21609..585b0d1 100644
--- a/test/enginetest.cc
+++ b/test/enginetest.cc
@@ -37,34 +37,36 @@ class AudioOutputEngineDummy
 	: public AudioOutputEngine
 {
 public:
-	bool init(const Channels& channels) { return true; }
+	bool init(const Channels& channels) override { return true; }
 
-	void setParm(const std::string& parm, const std::string& value) {}
+	void setParm(const std::string& parm, const std::string& value) override {}
 
-	bool start() { return true; }
-	void stop() {}
+	bool start() override { return true; }
+	void stop() override {}
 
-	void pre(size_t nsamples) {}
-	void run(int ch, sample_t *samples, size_t nsamples) {}
-	void post(size_t nsamples) {}
-	bool isFreewheeling() const { return true; }
+	void pre(size_t nsamples) override {}
+	void run(int ch, sample_t *samples, size_t nsamples) override {}
+	void post(size_t nsamples) override {}
+	std::size_t getSamplerate() const override { return 44100; }
+	bool isFreewheeling() const override { return true; }
 };
 
 class AudioInputEngineDummy
 	: public AudioInputEngine
 {
 public:
-	bool init(const Instruments& instruments) { return true; }
+	bool init(const Instruments& instruments) override { return true; }
 
-	void setParm(const std::string& parm, const std::string& value) {}
+	void setParm(const std::string& parm, const std::string& value) override {}
 
-	bool start() { return true; }
-	void stop() {}
+	bool start() override { return true; }
+	void stop() override {}
 
-	void pre() {}
-	void run(size_t pos, size_t len, std::vector<event_t>& events) {}
-	void post() {}
-	bool isFreewheeling() const { return true; }
+	void pre() override {}
+	void run(size_t pos, size_t len, std::vector<event_t>& events) override {}
+	void post() override {}
+	void setSampleRate(double sample_rate) override {}
+	bool isFreewheeling() const override { return true; }
 };
 
 class test_engine : public DGUnit