UnitTests: Rename .cpp (it was confusing the debugger)

tests/Engine/Audio/SoundBufferTest.cpp

@@ -0,0 +1,22 @@
+#include <Nazara/Audio/SoundBuffer.hpp>
+#include <Catch/catch.hpp>
+
+std::filesystem::path GetResourceDir();
+
+SCENARIO("SoundBuffer", "[AUDIO][SOUNDBUFFER]")
+{
+	GIVEN("A sound buffer")
+	{
+		WHEN("We load our sound")
+		{
+			std::shared_ptr<Nz::SoundBuffer> soundBuffer = Nz::SoundBuffer::LoadFromFile(GetResourceDir() / "Engine/Audio/Cat.flac");
+			REQUIRE(soundBuffer);
+
+			THEN("We can ask the informations of the file")
+			{
+				REQUIRE(soundBuffer->GetDuration() <= 8500); // 8s = 8000ms
+				REQUIRE(soundBuffer->GetDuration() >= 8000);
+			}
+		}
+	}
+}