renderer max_channels | package test mocks (#267)

* refactor

* code rev

Author: Raffaello

CMakeLists.txt

@@ -5,7 +5,7 @@ if(DEFINED ENV{VCPKG_ROOT} AND NOT DEFINED CMAKE_TOOLCHAIN_FILE)
 endif()
 
 
-project ("sdl2-hyper-sonic-drivers" VERSION 0.13.0 DESCRIPTION "SDL2 based Hyper-Sonic Drivers for emulating old soundcards")
+project ("sdl2-hyper-sonic-drivers" VERSION 0.13.1 DESCRIPTION "SDL2 based Hyper-Sonic Drivers for emulating old soundcards")
 include (TestBigEndian)
 TEST_BIG_ENDIAN(IS_BIG_ENDIAN)
 if(IS_BIG_ENDIAN)

sdl2-hyper-sonic-drivers/CMakeLists.txt

@@ -44,6 +44,13 @@ install(DIRECTORY
         PATTERN "*.h"
 )
 
+install(DIRECTORY
+    test/
+    DESTINATION static/test/include
+    FILES_MATCHING
+        PATTERN "*Mock.hpp"
+)
+
 write_basic_package_version_file(
   ${CMAKE_CURRENT_BINARY_DIR}/${LIB_VER}.cmake
   VERSION ${CMAKE_PROJECT_VERSION}

sdl2-hyper-sonic-drivers/src/HyperSonicDrivers/audio/IRenderer.hpp

@@ -1,11 +1,14 @@
 #pragma once
 
+#include <cstdint>
 #include <filesystem>
 #include <memory>
+#include <vector>
 #include <HyperSonicDrivers/audio/IMixer.hpp>
 #include <HyperSonicDrivers/audio/IAudioStream.hpp>
 #include <HyperSonicDrivers/hardware/opl/OPL.hpp>
 #include <HyperSonicDrivers/devices/IDevice.hpp>
+#include <HyperSonicDrivers/files/WAVFile.hpp>
 
 namespace HyperSonicDrivers::audio
 {
@@ -25,5 +28,7 @@ namespace HyperSonicDrivers::audio
 
     protected:
         std::shared_ptr<IMixer> m_mixer;
+        std::unique_ptr<files::WAVFile> m_out;
+        std::vector<int16_t> m_buf;
     };
 }

sdl2-hyper-sonic-drivers/src/HyperSonicDrivers/audio/sdl2/Mixer.cpp

@@ -25,9 +25,12 @@ namespace HyperSonicDrivers::audio::sdl2
 
     Mixer::~Mixer()
     {
-        SDL_CloseAudioDevice(m_device_id);
-
-        SDL_QuitSubSystem(SDL_INIT_AUDIO);
+        if (m_ready)
+        {
+            SDL_CloseAudioDevice(m_device_id);
+            SDL_QuitSubSystem(SDL_INIT_AUDIO);
+            m_ready = false;
+        }
     }
 
     bool Mixer::init()

sdl2-hyper-sonic-drivers/src/HyperSonicDrivers/audio/sdl2/Renderer.cpp

@@ -5,9 +5,9 @@
 
 namespace HyperSonicDrivers::audio::sdl2
 {
-    Renderer::Renderer(const uint32_t freq, const uint16_t buffer_size)
+    Renderer::Renderer(const uint32_t freq, const uint16_t buffer_size, const uint8_t max_channels)
     {
-        m_mixer = make_mixer<Mixer>(1, freq, buffer_size);
+        m_mixer = make_mixer<Mixer>(max_channels, freq, buffer_size);
     }
 
     void Renderer::openOutputFile(const std::filesystem::path& path)

sdl2-hyper-sonic-drivers/src/HyperSonicDrivers/audio/sdl2/Renderer.hpp

@@ -1,28 +1,22 @@
 #pragma once
 
+#include <cstdint>
+#include <filesystem>
 #include <HyperSonicDrivers/audio/IRenderer.hpp>
-#include <HyperSonicDrivers/audio/IMixer.hpp>
 #include <HyperSonicDrivers/audio/IAudioStream.hpp>
-#include <HyperSonicDrivers/files/WAVFile.hpp>
-#include <vector>
-#include <memory>
-#include <filesystem>
 
 namespace HyperSonicDrivers::audio::sdl2
 {
     class Renderer : public IRenderer
     {
     public:
-        Renderer(const uint32_t freq, const uint16_t buffer_size);
+        Renderer(const uint32_t freq, const uint16_t buffer_size, const uint8_t max_channels = 1);
         ~Renderer() override = default;
 
         void openOutputFile(const std::filesystem::path& path) override;
         void closeOutputFile() noexcept override;
 
         void renderBuffer(IAudioStream* stream) override;
         using IRenderer::renderBuffer;
-    private:
-        std::unique_ptr<files::WAVFile> m_out;
-        std::vector<int16_t> m_buf;
     };
 }

sdl2-hyper-sonic-drivers/test/HyperSonicDrivers/audio/stubs/StubMixer.hpp renamed to sdl2-hyper-sonic-drivers/test/HyperSonicDrivers/audio/IMixerMock.hpp

@@ -6,15 +6,15 @@
 #include <HyperSonicDrivers/audio/IAudioStream.hpp>
 #include <HyperSonicDrivers/audio/scummvm/Timestamp.hpp>
 
-namespace HyperSonicDrivers::audio::stubs
+namespace HyperSonicDrivers::audio
 {
-    class StubMixer : public IMixer
+    class IMixerMock : public IMixer
     {
     public:
         int rate = 44100;
 
-        StubMixer() : IMixer(32, 44100, 1024) {};
-        explicit StubMixer(const int freq) : IMixer(32, freq, 1024) {};
+        IMixerMock() : IMixer(32, 44100, 1024) {};
+        explicit IMixerMock(const int freq) : IMixer(32, freq, 1024) {};
 
         bool init() override { return true; };
 

sdl2-hyper-sonic-drivers/test/HyperSonicDrivers/audio/sdl2/TestRenderer.cpp

@@ -5,7 +5,7 @@
 #include <HyperSonicDrivers/drivers/westwood/ADLDriver.hpp>
 #include <HyperSonicDrivers/audio/mixer/ChannelGroup.hpp>
 #include <HyperSonicDrivers/hardware/opl/OplEmulator.hpp>
-#include <HyperSonicDrivers/audio/stubs/StubMixer.hpp>
+#include <HyperSonicDrivers/audio/IMixerMock.hpp>
 #include <filesystem>
 #include <string>
 
@@ -28,7 +28,7 @@ namespace HyperSonicDrivers::audio::sdl2
 
         RendererTest()
         {
-            mixer = std::make_shared<stubs::StubMixer>();
+            mixer = std::make_shared<IMixerMock>();
             switch (device_name)
             {
                 using enum devices::eDeviceName;

sdl2-hyper-sonic-drivers/test/HyperSonicDrivers/devices/DeviceMock.hpp

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <HyperSonicDrivers/audio/midi/MIDIEvent.hpp>
+#include <HyperSonicDrivers/devices/IDevice.hpp>
+#include <HyperSonicDrivers/audio/IMixerMock.hpp>
+
+
+namespace HyperSonicDrivers::devices
+{
+    template<class T>
+    class DeviceMock : public T
+    {
+    public:
+        explicit DeviceMock(const std::shared_ptr<audio::IMixer>& mixer) : T(mixer) {
+            static_assert(std::is_base_of_v<IDevice, T>);
+        };
+        DeviceMock() : T(audio::make_mixer<audio::IMixerMock>()) {
+            static_assert(std::is_base_of_v<IDevice, T>);
+        };
+
+        bool init() noexcept  override { return true; };
+        bool shutdown() noexcept override { return true; };
+        std::optional<uint8_t> getChannelId() const noexcept { return std::nullopt; };
+    };
+}
+

sdl2-hyper-sonic-drivers/test/HyperSonicDrivers/devices/EmulatorTestCase.hpp

@@ -3,12 +3,12 @@
 #include <gtest/gtest.h>
 #include <gmock/gmock.h>
 #include <HyperSonicDrivers/hardware/opl/OplEmulator.hpp>
-#include <HyperSonicDrivers/audio/stubs/StubMixer.hpp>
+#include <HyperSonicDrivers/audio/IMixerMock.hpp>
 #include <stdexcept>
 
 namespace HyperSonicDrivers::devices
 {
-    using audio::stubs::StubMixer;
+    using audio::IMixerMock;
     using hardware::opl::OplEmulator;
 
     template<class T>
@@ -17,7 +17,7 @@ namespace HyperSonicDrivers::devices
     public:
         const OplEmulator oplEmu = std::get<0>(GetParam());
         const bool shouldFail = std::get<1>(GetParam());
-        const std::shared_ptr<StubMixer> mixer = std::make_shared<StubMixer>();
+        const std::shared_ptr<IMixerMock> mixer = std::make_shared<IMixerMock>();
 
         void test_case()
         {