From 10bc63c13cf9a6195d6b19f832258ff8e1d84f78 Mon Sep 17 00:00:00 2001
From: John Glover <j@johnglover.net>
Date: Fri, 25 Jan 2013 14:50:03 +0100
Subject: [tests] Add basic tests for SMS synthesis

---
 tests/test_synthesis.cpp | 52 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

(limited to 'tests/test_synthesis.cpp')

diff --git a/tests/test_synthesis.cpp b/tests/test_synthesis.cpp
index 2675589..96b8f4d 100644
--- a/tests/test_synthesis.cpp
+++ b/tests/test_synthesis.cpp
@@ -8,6 +8,8 @@ using namespace simpl;
 static void test_basic(PeakDetection *pd, PartialTracking* pt,
                        Synthesis* synth, SndfileHandle *sf) {
     int num_samples = 4096;
+    int hop_size = 256;
+    int frame_size = 512;
 
     std::vector<sample> audio(sf->frames(), 0.0);
     sf->read(&audio[0], (int)sf->frames());
@@ -16,6 +18,10 @@ static void test_basic(PeakDetection *pd, PartialTracking* pt,
     pt->reset();
     synth->reset();
 
+    pd->frame_size(frame_size);
+    pd->hop_size(hop_size);
+    synth->hop_size(hop_size);
+
     Frames frames = pd->find_peaks(num_samples,
                                    &(audio[(int)sf->frames() / 2]));
     frames = pt->find_partials(frames);
@@ -137,3 +143,49 @@ void TestLorisSynthesis::test_basic() {
 void TestLorisSynthesis::test_changing_frame_size() {
     ::test_changing_frame_size(&_pd, &_pt, &_synth, &_sf);
 }
+
+// ---------------------------------------------------------------------------
+//	TestSMSSynthesis
+// ---------------------------------------------------------------------------
+void TestSMSSynthesis::setUp() {
+    _sf = SndfileHandle(TEST_AUDIO_FILE);
+
+    if(_sf.error() > 0) {
+        throw Exception(std::string("Could not open audio file: ") +
+                        std::string(TEST_AUDIO_FILE));
+    }
+
+    _pd.clear();
+    _pt.reset();
+    _synth.reset();
+
+    // SMSPartialTracking has a delay of _pt.max_frame_delay(),
+    // so pass peak data to find_partials before calling the
+    // main test function
+    for(int i = 0; i < _pt.max_frame_delay(); i++) {
+        Peak* p = new Peak();
+        p->amplitude = 0.4;
+        p->frequency = 220;
+        _peaks.push_back(p);
+
+        Frame* f = new Frame();
+        f->add_peak(p);
+        _frames.push_back(f);
+    }
+    _pt.find_partials(_frames);
+}
+
+void TestSMSSynthesis::tearDown() {
+    for(int i = 0; i < _pt.max_frame_delay(); i++) {
+        delete _peaks[i];
+        delete _frames[i];
+    }
+}
+
+void TestSMSSynthesis::test_basic() {
+    ::test_basic(&_pd, &_pt, &_synth, &_sf);
+}
+
+void TestSMSSynthesis::test_changing_frame_size() {
+    ::test_changing_frame_size(&_pd, &_pt, &_synth, &_sf);
+}
-- 
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