Migration to gtest framework completed

src/test/Makefile

@@ -1,11 +1,10 @@
 OBJDIR := objects
 OUTPUT_FOLDER = results
-EXECUTABLE := all_test.bin
+EXE := all_test.bin
 
 CXX := g++
-# CXXFLAGS := -O2
 CXXFLAGS = 	-g -std=c++20
-DEFINES  = 	-DCPU=x86 -DDEBUG -DOUTPUT_FOLDER=$(OUTPUT_FOLDER)
+DEFINES  = 	-DCPU=x86 -DDEBUG -DOUTPUT_FOLDER="\"$(OUTPUT_FOLDER)\""
 INCLUDES = 	-I../../CMSIS_5/CMSIS/DSP/Include/ \
 			-I../../CMSIS_5/CMSIS/Core/Include/ \
 			-I../../Synth_Dexed/src/
@@ -15,46 +14,48 @@ INCLUDES = 	-I../../CMSIS_5/CMSIS/DSP/Include/ \
 LD := g++
 LIBS := -lm -lstdc++ -lgtest -lpthread
 
-SRCS := $(filter-out waveplay.cpp, $(wildcard *.cpp))
-SRCS += ../fx.cpp
-SRCS += ../fx_components.cpp
-SRCS += ../fx_svf.cpp
-SRCS += ../fx_tube.cpp
-SRCS += ../fx_chorus.cpp
-SRCS += ../fx_phaser.cpp
-SRCS += ../fx_orbitone.cpp
-SRCS += ../fx_flanger.cpp
-SRCS += ../fx_delay.cpp
-SRCS += ../effect_platervbstereo.cpp
-SRCS += ../fx_shimmer_reverb.cpp
-SRCS += ../fx_dry.cpp
-SRCS += ../fx_rack.cpp
-
-OBJ = $(SRCS:.cpp=.o)
-OBJS = $(addprefix $(OBJDIR)/,$(OBJ))
-
-all: $(EXECUTABLE)
-
-test: all
+TST_SRCS := $(filter-out waveplay.cpp, $(wildcard *.cpp))
+FX__SRCS := ../fx.cpp
+FX__SRCS += ../fx_components.cpp
+FX__SRCS += ../fx_svf.cpp
+FX__SRCS += ../fx_tube.cpp
+FX__SRCS += ../fx_chorus.cpp
+FX__SRCS += ../fx_phaser.cpp
+FX__SRCS += ../fx_orbitone.cpp
+FX__SRCS += ../fx_flanger.cpp
+FX__SRCS += ../fx_delay.cpp
+FX__SRCS += ../effect_platervbstereo.cpp
+FX__SRCS += ../fx_shimmer_reverb.cpp
+FX__SRCS += ../fx_dry.cpp
+FX__SRCS += ../fx_rack.cpp
+
+TST_OBJS = $(TST_SRCS:%.cpp=$(OBJDIR)/%.o)
+FX__OBJS = $(patsubst ../%, $(OBJDIR)/%, $(FX__SRCS:.cpp=.o))
+
+all: $(EXE) test
+
+test: $(EXE) $(OUTPUT_FOLDER)
 	rm -f $(OUTPUT_FOLDER)/*
-	./$(EXECUTABLE)
-
-clean-all: clean test
+	./$(EXE)
 
 $(OBJDIR):
-	mkdir -p $(OBJDIR)
+	mkdir -p $@
+
+$(OUTPUT_FOLDER):
+	mkdir -p $@
 
 $(OBJDIR)/%.o: %.cpp $(OBJDIR)
 	$(CXX) $(CXXFLAGS) $(DEFINES) $(INCLUDES) -c $< -o $@
 
-test_mixing_console.cpp: ../mixing_console.h ../mixing_console.cpp
-	touch $@
+$(OBJDIR)/%.o: ../%.cpp $(OBJDIR)
+	$(CXX) $(CXXFLAGS) $(DEFINES) $(INCLUDES) -c $< -o $@
 
-$(EXECUTABLE): $(OBJS)
-	$(LD) $(OBJS) -o $@ $(LIBS)
+# $(EXE): $(call wildcard,$(TST_OBJS)) $(call wildcard,$(FX__OBJS))
+$(EXE): $(TST_OBJS) $(FX__OBJS)
+	$(LD) $(CXXFLAGS) $(call wildcard,$(TST_OBJS)) $(call wildcard,$(FX__OBJS)) -o $@ $(LIBS)
 
-$(OUTPUT_FOLDER):
-	mkdir -p $@
+test_mixing_console.cpp: ../mixing_console.h ../mixing_console.cpp
+	touch $@
 
 clean:
-	rm -rf $(OUTPUT_FOLDER) *.o $(EXECUTABLE)
+	rm -rf *.o $(OBJDIR) $(EXE) $(OUTPUT_FOLDER)

src/test/test_cpp_performance.cpp

@@ -59,19 +59,20 @@ TEST(CppPerformance, LFOPerformance_ComplexLFO_FastLFO)
     EXPECT_GE(d1, d2);
 }
 
-TEST_F(FxComponentFixture, FastLFOTuning)
+TEST(CppPerformance, FastLFOTuning)
 {
-    float32_t freq = 10.0f;
+    float32_t freq = 5.0f;
 
     size_t NB = static_cast<size_t>(1.0f * SAMPLING_FREQUENCY);
 
-    FastLFO lfo1(SAMPLING_FREQUENCY, 10.0f, 440.0f);
+    FastLFO lfo1(SAMPLING_FREQUENCY, freq, 440.0f);
     lfo1.setFrequency(freq);
 
-    ComplexLFO lfo2(SAMPLING_FREQUENCY, 10.0f, 440.0f);
+    ComplexLFO lfo2(SAMPLING_FREQUENCY, freq, 440.0f);
     lfo2.setFrequency(freq);
 
-    std::ofstream out(this->getResultFile("FastLFO-data.csv"));
+    std::ofstream out(getResultFile("CppPerformance.FastLFOTuning-data.csv"));
+    setupOuputStreamFocCSV(out);
     out << "index;FastLFO;ComplexLFO" << std::endl;
     for(size_t i = 0; i < NB; ++i)
     {

src/test/test_fx.cpp

@@ -5,7 +5,7 @@
 
 #include "../effect_platervbstereo.h"
 
-TEST_F(FxComponentFixture, PlateReverb)
+TEST(FXElement, PlateReverbMigration)
 {
     const unsigned nbRepeats = 4;
 
@@ -34,7 +34,7 @@ TEST_F(FxComponentFixture, PlateReverb)
             ++index;
         }
     }
-    saveWaveFile(this->getResultFile("result-PlateReverb-new.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);
+    saveWaveFile(getResultFile("result-PlateReverb-new.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);
 
     unsigned indexOut = 0;
     for (unsigned i = 0; i < nbRepeats; ++i)
@@ -54,7 +54,7 @@ TEST_F(FxComponentFixture, PlateReverb)
         }
 
     }
-    saveWaveFile(this->getResultFile("result-PlateReverb-legacy.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);
+    saveWaveFile(getResultFile("result-PlateReverb-legacy.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);
 
     delete[] sampleOutL;
     delete[] sampleOutR;

src/test/test_fx_components.cpp

@@ -19,7 +19,7 @@
 #define MAX_SVF_SAMPLES 10000000
 #define MAX_NB_ERRORS 100
 
-TEST_F(FxComponentFixture, LFO)
+TEST(FXComponent, LFO)
 {
     const float32_t freq = 10.0f;
 
@@ -28,7 +28,7 @@ TEST_F(FxComponentFixture, LFO)
     float32_t rate = 0.0f;
     float32_t rate_increment = freq / 2.0f / SAMPLING_FREQUENCY;
 
-    std::ofstream out(this->getResultFile("result-LFO.csv"));
+    std::ofstream out(getResultFile("FXComponent.LFO.csv"));
     setupOuputStreamFocCSV(out);
     out << fixed << showpoint;
 
@@ -58,7 +58,7 @@ TEST(FXComponent, Flutter)
     }
 }
 
-TEST_F(FxComponentFixture, SVF)
+TEST(FXComponent, SVF)
 {
     float32_t inL, inR;
     float32_t outL, outR;
@@ -73,8 +73,8 @@ TEST_F(FxComponentFixture, SVF)
         while(nbErrors < MAX_NB_ERRORS && nbSamples < MAX_SVF_SAMPLES)
         {
             nbSamples++;
-            inL = this->getRandomValue();
-            inR = this->getRandomValue();
+            inL = getRandomValue();
+            inR = getRandomValue();
             svf.processSample(inL, inR, outL, outR);
 
             if(std::abs(outL) > 1.0f)
@@ -94,8 +94,8 @@ TEST_F(FxComponentFixture, SVF)
         while(nbErrors < MAX_NB_ERRORS && nbSamples < MAX_SVF_SAMPLES)
         {
             nbSamples++;
-            inL = this->getRandomValue();
-            inR = this->getRandomValue();
+            inL = getRandomValue();
+            inR = getRandomValue();
             svf.processSample(inL, inR, outL, outR);
 
             if(std::abs(outL) > 1.0f)

src/test/test_fx_helper.cpp

@@ -96,27 +96,16 @@ void setupOuputStreamFocCSV(std::ostream& out)
     out << fixed << showpoint;
 }
 
-FxComponentFixture::FxComponentFixture() :
-    testing::Test(),
-    gen_(rd_()),
-    dist_(-1.0f, 1.0f)
+std::string getResultFile(const std::string& filename)
 {
+    return std::string(OUTPUT_FOLDER) + "/" + filename;
 }
 
-void FxComponentFixture::SetUp()
+float32_t getRandomValue()
 {
-}
-
-void FxComponentFixture::TearDown()
-{
-}
+    static random_device rd;
+    static mt19937 gen(rd());
+    static uniform_real_distribution<float32_t> dist(-1.0f, 1.0f);
 
-string FxComponentFixture::getResultFile(const std::string& filename)
-{
-    return std::string(STR(OUTPUT_FOLDER)) + "/" + filename;
-}
-
-float32_t FxComponentFixture::getRandomValue()
-{
-    return this->dist_(this->gen_);
+    return dist(gen);
 }

src/test/test_fx_helper.h

@@ -11,7 +11,7 @@
 
 #define SAMPLING_FREQUENCY 44100.0f
 
-#define STR(x) #x
+#define stringify( x ) # x
 
 #define Active(scenarioKey, FxID) ((scenarioKey & (1 << FxID)) == (1 << FxID))
 
@@ -29,25 +29,10 @@ enum FXSwitch
     FX__PlateReverb
 };
 
-class FXScenarioTest : public testing::TestWithParam<int>
-{
-};
-
 void setupOuputStreamFocCSV(std::ostream& out);
 
-class FxComponentFixture : public testing::Test
-{
-public:
-    FxComponentFixture();
+std::string getResultFile(const string& filename);
 
-    virtual void SetUp() override;
-    virtual void TearDown() override;
+float32_t getRandomValue();
 
-    std::string getResultFile(const string& filename);
-
-    float32_t getRandomValue();
-
-    random_device rd_;
-    mt19937 gen_;
-    uniform_real_distribution<float32_t> dist_;
-};
+class FXScenarioTest : public testing::TestWithParam<int> {};

src/test/test_fx_rack.cpp

@@ -77,7 +77,7 @@ TEST_P(FXScenarioTest, FXRackResetAllScenarios)
     delete rack;
 }
 
-TEST_P(FXScenarioTest, FXRackProcessAllScenarios)
+TEST_P(FXScenarioTest, ScenarioProcessing)
 {
     const unsigned nbRepeats = 1;
     unsigned size;
@@ -104,9 +104,9 @@ TEST_P(FXScenarioTest, FXRackProcessAllScenarios)
         rack->process(samples[0], samples[1], sampleOutL + i * size, sampleOutR + i * size, size);
     }
 
-    stringstream ss("FXRack-");
-    ss << name << ".wav";
-    saveWaveFile(ss.str(), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);
+    stringstream ss;
+    ss << "result-fx-rack" << name << ".wav";
+    saveWaveFile(getResultFile(ss.str()), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);
 
     delete rack;
 
@@ -117,4 +117,4 @@ TEST_P(FXScenarioTest, FXRackProcessAllScenarios)
     delete[] sampleOutR;
 }
 
-INSTANTIATE_TEST_SUITE_P(FXTestInstance, FXScenarioTest, testing::Range(0, 1 << (FXSwitch::FX__ShimmerReverb + 1)));
+INSTANTIATE_TEST_SUITE_P(FXRack, FXScenarioTest, testing::Range(0, 1 << (FXSwitch::FX__ShimmerReverb + 1)));

src/test/test_mixing_console.cpp

@@ -203,7 +203,7 @@ TEST(MixingConsole, DryProcessing)
     delete mixer;
 }
 
-TEST_F(FxComponentFixture, SimpleProcessing)
+TEST(MixingConsole, SimpleProcessing)
 {
     const unsigned nbRepeats = 4;
     unsigned size;
@@ -238,7 +238,7 @@ TEST_F(FxComponentFixture, SimpleProcessing)
         mixer->setInputSampleBuffer(0, samples[0], samples[1]);
         mixer->process(sampleOutL + j * size, sampleOutR + j * size);
     }
-    saveWaveFile(this->getResultFile("result-mixing-console.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);    
+    saveWaveFile(getResultFile("result-mixing-console.wav"), sampleOutL, sampleOutR, nbRepeats * size, static_cast<unsigned>(SAMPLING_FREQUENCY), 16);    
 
     delete mixer;