Add more Arduino/FreeRTOS test stubs so that eModbus builds in ESP32 mode.

test/CMakeLists.txt

@@ -62,7 +62,7 @@ include_directories("${source_dir}/googletest/include"
 include_directories(emul)
 
 # For eModBus
-add_compile_definitions(__linux__ HW_LILYGO NISSAN_LEAF_BATTERY)
+add_compile_definitions(ESP32 HW_LILYGO NISSAN_LEAF_BATTERY)
 
 # add the executable
 add_executable(tests 
@@ -74,9 +74,12 @@ add_executable(tests
     ../Software/src/devboard/utils/events.cpp
     ../Software/src/datalayer/datalayer.cpp
     ../Software/src/datalayer/datalayer_extended.cpp
-    ../Software/src/lib/eModbus-eModbus/ModbusMessage.cpp
-    ../Software/src/lib/eModbus-eModbus/ModbusTypeDefs.cpp
     ../Software/src/lib/eModbus-eModbus/Logging.cpp
+    ../Software/src/lib/eModbus-eModbus/ModbusMessage.cpp
+    ../Software/src/lib/eModbus-eModbus/ModbusServer.cpp
+    ../Software/src/lib/eModbus-eModbus/ModbusServerRTU.cpp
+    ../Software/src/lib/eModbus-eModbus/ModbusTypeDefs.cpp
+    ../Software/src/lib/eModbus-eModbus/RTUutils.cpp
 #    ../Software/src/lib/eModbus-eModbus/scripts/mbServerFCs.cpp
     ../Software/USER_SETTINGS.cpp
     ../Software/src/battery/BATTERIES.cpp
@@ -90,6 +93,7 @@ add_executable(tests
     emul/time.cpp
     emul/serial.cpp
     emul/Arduino.cpp
+    emul/freertos/FreeRTOS.cpp
     )
 
 target_link_libraries(tests

test/emul/Arduino.cpp

@@ -1,5 +1,16 @@
 #include "Arduino.h"
 
+void delay(unsigned long ms) {}
+void delayMicroseconds(unsigned long us) {}
+int digitalRead(uint8_t pin) {
+  return 0;
+}
+void digitalWrite(uint8_t pin, uint8_t val) {}
+unsigned long micros() {
+  return 0;
+}
+void pinMode(uint8_t pin, uint8_t mode) {}
+
 int max(int a, int b) {
   return (a > b) ? a : b;
 }

test/emul/Arduino.h

@@ -1,7 +1,13 @@
 #ifndef ARDUINO_H
 #define ARDUINO_H
 
+#include <stddef.h>
 #include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "HardwareSerial.h"
+#include "Print.h"
 
 #include "esp-hal-gpio.h"
 
@@ -9,10 +15,13 @@ void pinMode(uint8_t pin, uint8_t mode);
 void digitalWrite(uint8_t pin, uint8_t val);
 int digitalRead(uint8_t pin);
 
+unsigned long micros();
 // Can be previously declared as a macro in stupid eModbus
 #undef millis
 unsigned long millis();
 
+void delay(unsigned long ms);
+void delayMicroseconds(unsigned long us);
 int max(int a, int b);
 
 #endif

test/emul/HardwareSerial.h

@@ -2,6 +2,8 @@
 #define HARDWARESERIAL_H
 
 #include <stdint.h>
+#include <cstddef>
+#include "Print.h"
 #include "Stream.h"
 
 enum SerialConfig {
@@ -33,11 +35,18 @@ enum SerialConfig {
 
 class HardwareSerial : public Stream {
  public:
+  int available() { return 0; }
+  uint32_t baudRate() { return 9600; }
   void begin(unsigned long baud, uint32_t config = SERIAL_8N1, int8_t rxPin = -1, int8_t txPin = -1,
              bool invert = false, unsigned long timeout_ms = 20000UL, uint8_t rxfifo_full_thrhd = 120) {}
+  int read() { return 0; }
+  void setTxBufferSize(uint16_t size) {}
+  void setRxBufferSize(uint16_t size) {}
+  bool setRxFIFOFull(uint8_t fifoBytes) { return false; }
+  size_t write(uint8_t) { return 0; }
 };
 
-extern HardwareSerial Serial0;
+extern HardwareSerial Serial;
 extern HardwareSerial Serial1;
 extern HardwareSerial Serial2;
 

test/emul/Print.h

@@ -1,6 +1,13 @@
 #ifndef PRINT_H
 #define PRINT_H
 
-class Print {};
+class Print {
+ public:
+  virtual void flush() {}
+  void printf(const char* format, ...) {}
+  virtual size_t write(uint8_t) = 0;
+  virtual size_t write(const char* s) { return 0; }
+  virtual size_t write(const uint8_t* buffer, size_t size) { return 0; }
+};
 
 #endif

test/emul/Stream.h

@@ -1,6 +1,12 @@
 #ifndef STREAM_H
 #define STREAM_H
 
-class Stream {};
+#include "Print.h"
+
+class Stream : public Print {
+ public:
+  virtual int available() = 0;
+  virtual int read() = 0;
+};
 
 #endif

test/emul/freertos/FreeRTOS.cpp

@@ -0,0 +1,10 @@
+#include "FreeRTOS.h"
+
+extern "C" {
+BaseType_t xTaskCreatePinnedToCore(TaskFunction_t pxTaskCode, const char* const pcName, const uint32_t ulStackDepth,
+                                   void* const pvParameters, UBaseType_t uxPriority, TaskHandle_t* const pxCreatedTask,
+                                   const BaseType_t xCoreID) {
+  return 0;
+}
+void vTaskDelete(TaskHandle_t xTaskToDelete) {}
+}

test/emul/freertos/FreeRTOS.h

@@ -0,0 +1,21 @@
+#ifndef _FREERTOS_H_
+#define _FREERTOS_H_
+
+#include "task.h"
+
+#include <stdint.h>
+
+typedef int BaseType_t;
+typedef unsigned int UBaseType_t;
+
+const BaseType_t tskNO_AFFINITY = -1;
+
+extern "C" {
+BaseType_t xTaskCreatePinnedToCore(TaskFunction_t pxTaskCode, const char* const pcName, const uint32_t ulStackDepth,
+                                   void* const pvParameters, UBaseType_t uxPriority, TaskHandle_t* const pxCreatedTask,
+                                   const BaseType_t xCoreID);
+
+void vTaskDelete(TaskHandle_t xTaskToDelete);
+}
+
+#endif

test/emul/freertos/task.h

@@ -0,0 +1,2 @@
+typedef void* TaskHandle_t;
+typedef void (*TaskFunction_t)(void*);

test/emul/serial.cpp

@@ -1,5 +1,5 @@
 #include "HardwareSerial.h"
 
-HardwareSerial Serial0;
+HardwareSerial Serial;
 HardwareSerial Serial1;
 HardwareSerial Serial2;

test/safety_tests.cpp

@@ -3,7 +3,6 @@
 #include "../Software/src/datalayer/datalayer.h"
 #include "../Software/src/devboard/safety/safety.h"
 #include "../Software/src/devboard/utils/events.h"
-#include "../Software/src/inverter/ModbusInverterProtocol.h"
 
 TEST(SafetyTests, ShouldSetEventWhenTemperatureTooHigh) {
   init_events();

test/tests.cpp

@@ -4,7 +4,6 @@
 #include "../Software/src/datalayer/datalayer.h"
 #include "../Software/src/devboard/safety/safety.h"
 #include "../Software/src/devboard/utils/events.h"
-#include "../Software/src/inverter/ModbusInverterProtocol.h"
 
 int main(int argc, char** argv) {
   testing::InitGoogleTest(&argc, argv);
@@ -12,5 +11,3 @@ int main(int argc, char** argv) {
 }
 
 void store_settings_equipment_stop(void) {}
-
-ModbusInverterProtocol::ModbusInverterProtocol() {}