Add a test

tests/AudioFilesT.cpp

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: BSD-2-Clause
+
+// This code is part of the sfizz library and is licensed under a BSD 2-clause
+// license. You should have receive a LICENSE.md file along with the code.
+// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
+
+#include "AudioSpan.h"
+#include "sfizz/Synth.h"
+#include "TestHelpers.h"
+#include "catch2/catch.hpp"
+#include <algorithm>
+using namespace Catch::literals;
+
+TEST_CASE("[AudioFiles] WavPack file")
+{
+    sfz::Synth synth;
+    sfz::AudioBuffer<float> buffer { 2, static_cast<unsigned>(synth.getSamplesPerBlock()) };
+    sfz::AudioSpan<float> span { buffer };
+    synth.loadSfzString(fs::current_path() / "tests/TestFiles/wavpack.sfz", R"(
+        <region> sample=kick.wav key=60 pan=-100
+        <region> sample=kick.wv key=60 pan=100
+    )");
+    synth.noteOn(0, 60, 127);
+    synth.renderBlock(buffer);
+    REQUIRE( numPlayingVoices(synth) == 2 );
+    REQUIRE( approxEqual(span.getConstSpan(0), span.getConstSpan(1)) );
+    while (numPlayingVoices(synth) > 0) {
+        synth.renderBlock(buffer);
+        REQUIRE( approxEqual(span.getConstSpan(0), span.getConstSpan(1)) );
+    }
+}

tests/CMakeLists.txt

@@ -57,6 +57,7 @@ set(SFIZZ_TEST_SOURCES
     MessagingT.cpp
     OversamplerT.cpp
     MemoryT.cpp
+    AudioFilesT.cpp
     DataHelpers.h
     DataHelpers.cpp
 )