comparison TestDefaults.cpp @ 5:6a279da6fdd7

* Add tests for default programs & parameters, etc

+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Vamp Plugin Tester
+    Chris Cannam, [e-mail]
+    Centre for Digital Music, Queen Mary, University of London.
+    Copyright 2009 QMUL.
+
+    This program loads a Vamp plugin and tests its susceptibility to a
+    number of common pitfalls, including handling of extremes of input
+    data.  If you can think of any additional useful tests that are
+    easily added, please send them to me.
+  
+    Permission is hereby granted, free of charge, to any person
+    obtaining a copy of this software and associated documentation
+    files (the "Software"), to deal in the Software without
+    restriction, including without limitation the rights to use, copy,
+    modify, merge, publish, distribute, sublicense, and/or sell copies
+    of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be
+    included in all copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
+    ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+    CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+    Except as contained in this notice, the names of the Centre for
+    Digital Music; Queen Mary, University of London; and Chris Cannam
+    shall not be used in advertising or otherwise to promote the sale,
+    use or other dealings in this Software without prior written
+    authorization.
+*/
+
+#include "TestDefaults.h"
+
+#include <vamp-hostsdk/Plugin.h>
+using namespace Vamp;
+
+#include <memory>
+using namespace std;
+
+#include <cmath>
+
+Tester::TestRegistrar<TestDefaultProgram>
+TestDefaultProgram::m_registrar("E1 Inconsistent default program");
+
+Tester::TestRegistrar<TestDefaultParameters>
+TestDefaultParameters::m_registrar("E2 Inconsistent default parameters");
+
+static const size_t _step = 1000;
+
+Test::Results
+TestDefaultProgram::test(string key)
+{
+    Plugin::FeatureSet f[2];
+    int rate = 44100;
+    Results r;
+    float **data = 0;
+    size_t channels = 0;
+    size_t count = 100;
+
+    for (int run = 0; run < 2; ++run) {
+        auto_ptr<Plugin> p(load(key, rate));
+	if (p->getPrograms().empty()) return r;
+	if (run == 1) {
+            p->selectProgram(p->getCurrentProgram());
+        }
+        if (!initAdapted(p.get(), channels, _step, _step, r)) return r;
+        if (!data) data = createTestAudio(channels, _step, count);
+        for (size_t i = 0; i < count; ++i) {
+            float *ptr[channels];
+            size_t idx = i * _step;
+            for (size_t c = 0; c < channels; ++c) ptr[c] = data[c] + idx;
+            RealTime timestamp = RealTime::frame2RealTime(idx, rate);
+            Plugin::FeatureSet fs = p->process(ptr, timestamp);
+            appendFeatures(f[run], fs);
+        }
+        Plugin::FeatureSet fs = p->getRemainingFeatures();
+        appendFeatures(f[run], fs);
+    }
+    if (data) destroyTestAudio(data, channels);
+
+    if (!(f[0] == f[1])) {
+        r.push_back(warning("Explicitly setting current program to its supposed current value changes the results"));
+    } else {
+        r.push_back(success());
+    }
+
+    return r;
+}
+
+Test::Results
+TestDefaultParameters::test(string key)
+{
+    Plugin::FeatureSet f[2];
+    int rate = 44100;
+    Results r;
+    float **data = 0;
+    size_t channels = 0;
+    size_t count = 100;
+
+    for (int run = 0; run < 2; ++run) {
+        auto_ptr<Plugin> p(load(key, rate));
+	if (p->getParameterDescriptors().empty()) return r;
+	if (run == 1) {
+            Plugin::ParameterList pl = p->getParameterDescriptors();
+            for (int i = 0; i < (int)pl.size(); ++i) {
+                if (p->getParameter(pl[i].identifier) != pl[i].defaultValue) {
+                    r.push_back(error("Not all parameters have their default values when queried directly after construction"));
+                }
+                p->setParameter(pl[i].identifier, pl[i].defaultValue);
+            }
+        }
+        if (!initAdapted(p.get(), channels, _step, _step, r)) return r;
+        if (!data) data = createTestAudio(channels, _step, count);
+        for (size_t i = 0; i < count; ++i) {
+            float *ptr[channels];
+            size_t idx = i * _step;
+            for (size_t c = 0; c < channels; ++c) ptr[c] = data[c] + idx;
+            RealTime timestamp = RealTime::frame2RealTime(idx, rate);
+            Plugin::FeatureSet fs = p->process(ptr, timestamp);
+            appendFeatures(f[run], fs);
+        }
+        Plugin::FeatureSet fs = p->getRemainingFeatures();
+        appendFeatures(f[run], fs);
+    }
+    if (data) destroyTestAudio(data, channels);
+
+    if (!(f[0] == f[1])) {
+        r.push_back(warning("Explicitly setting parameters to their supposed default values changes the results"));
+    } else {
+        r.push_back(success());
+    }
+
+    return r;
+}