working, but need to write test

src/pwm.cpp → lib/treppe/treppe.cpp

-#include "pwm.h"
+#include "treppe.h"
 
 uint8_t Treppe::softstart_led(uint8_t led, uint16_t startval, uint16_t stopval){
     /*
 
 
 
+
+
 void Treppe::elelel()
 {
   if(state) {
-    if(direction) tick++;
-    else tick--;
-    
-    // was soll gemacht werden
-    pwmController.setChannelPWM(stufe, 
-      (uint16_t) (differenz_pwm_pro_tick * (tick % ticks_pro_stufe) + idle_brightness)
-    );
-    Serial.printf("tick %04d, led %02d:%02d, pwm %4.1f\n", 
-      tick,
-      tick / ticks_pro_stufe,
-      (tick % ticks_pro_stufe) , 
-      (differenz_pwm_pro_tick * (tick % ticks_pro_stufe) + idle_brightness)
-    );
-
-    if(tick < 0) {  // ziel erreicht
-      tick = 0;
-      state = 0;
-      return;
+    if(direction) { // aufwärts
+      if(tick >= ticks_treppe-1) { // ziel erreicht
+        Serial.println("[Treppe] oberster tick !");
+        state = 0;
+        return;
+      }
+      tick++;  // eins hoch
     }
-    if(tick == ticks_treppe) {
-      tick = ticks_treppe-1;
-      state = 0;
-      return;
+    else {  // abwärts
+      if(tick <= 0) { // ziel erreicht
+        Serial.println("[Treppe] unterster tick !");
+        state = 0;
+        return;
+      }
+      tick--;  // eins runter
     }
 
-    if(tick % ticks_pro_stufe == 0) {
-      if(direction) stufe++;
-      else stufe--;
-    }
+    stufe = tick / ticks_pro_stufe;
+    float new_pwm = differenz_pwm_pro_tick * (tick - ticks_pro_stufe*stufe);
+    if(direction)
+      new_pwm += differenz_pwm_pro_tick;
+    new_pwm += idle_brightness;
+
+    pwmController.setChannelPWM(stufe, (uint16_t) new_pwm);
+    Serial.printf("tick %04u, led %02d:%02u, pwm %4.1f\n", 
+      tick,
+      stufe,
+      (tick - ticks_pro_stufe*stufe), 
+      new_pwm
+    );
   }
 }
 
-    // if(stufe > stairs || stufe < 0 || tick < 0 || tick > ticks_treppe-1) {
-    //   Serial.println("[Treppe] ERROR, Something went wrong !");
-    //   state = 0;
-    //   return;
-    // }
+// if(stufe > stairs || stufe < 0 || tick < 0 || tick > ticks_treppe-1) {
+//   Serial.println("[Treppe] ERROR, Something went wrong !");
+//   state = 0;
+//   return;
+// }
 
 void Treppe::setup(){
     Serial.printf("differenz_pwm_pro_tick %f\n", differenz_pwm_pro_tick);
         pwmController.setChannelPWM(i, idle_brightness); 
     }
 }
+
 void Treppe::task(){
     //ledsequence();
     elelel();
 
 uint8_t Treppe::setDirection(uint8_t _direction){
     direction = _direction;
-    Serial.println("Treppe: Direction changed!");
+    Serial.printf("Treppe: Direction: %d!\n",direction);
     // to do: implement state command variable to determine dimm-state
     return direction;
 }
     if(state == _state) return 1;
     else{
         state = _state;
-        Serial.println("Treppe: State changed!");
+        Serial.printf("Treppe: State: %d!\n",state);
     }  
     return 0;
-}
+}

include/pwm.h → lib/treppe/treppe.h

 class Treppe {
 private:
     uint8_t stairs;
-    uint16_t time_per_stair = 100;          // dimmtime per stair [ms]
-    uint16_t idle_brightness = 25;
+    uint16_t time_per_stair = 300;          // dimmtime per stair [ms]
+    uint16_t idle_brightness = 0;
     uint16_t active_brightness = 500;
 
     uint8_t direction = 0;
         ticks_pro_stufe = time_per_stair / 20; // [ms]
         ticks_treppe = ticks_pro_stufe * stairs;
 
-        differenz_pwm_pro_tick = (active_brightness - idle_brightness) 
-                                            / ticks_pro_stufe;
-
+        differenz_pwm_pro_tick = (float) (active_brightness - idle_brightness) 
+                                            / (float) ticks_pro_stufe;
     }
+
     void task();        // call periodically
 
     void setup();
     uint16_t setActive(uint16_t _active_brightness);
     uint16_t setTime(uint16_t _time_per_stair);
 
+    void setTick(uint32_t _tick) {
+        tick = _tick;
+        Serial.printf("Treppe: Tick: %u!\n", tick);
+    }    
+    uint32_t getTicks() {
+        return ticks_treppe;
+    }
+
     // Runtime Parameter section
     uint8_t setDirection(uint8_t _direction);
     uint8_t setState(uint8_t _state);

src/main.cpp

 #define NODEMCU_LED 16
 
 // PWM
-#include "pwm.h"
+#include "treppe.h"
 os_timer_t timer1;
 uint8_t timer_flag = 0;
 Treppe stairs(16);
   Serial.println("PCA9685 connected !");
 
   os_timer_setfn(&timer1, timerCallback, &timer_flag);
-  os_timer_arm(&timer1, 200, true);
+  os_timer_arm(&timer1, 20, true);
 
   stairs.setState(1);
   stairs.setDirection(1);
 }
 
+#include <random>
 
 void loop() {
   if(stairs.getState() == 0) {
     delay(1000);
-    stairs.setState(1);
+    
+    // uint32_t t = rand() % stairs.getTicks();
+    // uint32_t d = rand() % 2;
+    
+    // stairs.setTick(t);
+    // stairs.setDirection(d);
+
     stairs.setDirection(!stairs.getDirection());
+    stairs.setState(1);
   }
   
-  // if(millis() > 25000 && stairs.getState() == 1 && stairs.getDirection() == 1) stairs.setState(0);
-  // if(millis() > 35000 && stairs.getDirection() == 1){
-  //   stairs.setState(1);
-  //   stairs.setDirection(0);
-  // }
   TIMEIF_US(ArduinoOTA.handle(), 10000, "OTA");
   TIMEIF_US(httpServer.handleClient(), 10000, "HTTP");
 }

test/test_main.cpp

-#include <Arduino.h>
-#include <unity.h>
+// #include <Arduino.h>
+// #include <unity.h>
 
-String STR_TO_TEST;
+// String STR_TO_TEST;
 
-void setUp(void) {
-    // set stuff up here
-    STR_TO_TEST = "Hello, world!";
-}
+// // void setUp(void) {
+// //     // set stuff up here
+// //     STR_TO_TEST = "Hello, world!";
+// // }
 
-void tearDown(void) {
-    // clean stuff up here
-    STR_TO_TEST = "";
-}
+// // void tearDown(void) {
+// //     // clean stuff up here
+// //     STR_TO_TEST = "";
+// // }
 
-void test_led_builtin_pin_number(void) {
-    TEST_ASSERT_EQUAL(2, LED_BUILTIN);
-}
+// void test_led_builtin_pin_number(void) {
+//     TEST_ASSERT_EQUAL(2, LED_BUILTIN);
+// }
 
-void test_string_concat(void) {
-    String hello = "Hello, ";
-    String world = "world!";
-    TEST_ASSERT_EQUAL_STRING(STR_TO_TEST.c_str(), (hello + world).c_str());
-}
+// void test_string_concat(void) {
+//     String hello = "Hello, ";
+//     String world = "world!";
+//     TEST_ASSERT_EQUAL_STRING(STR_TO_TEST.c_str(), (hello + world).c_str());
+// }
 
 
-void setup()
-{
-    delay(2000); // service delay
-    UNITY_BEGIN();
+// void setup()
+// {
+//     delay(2000); // service delay
+//     UNITY_BEGIN();
 
-    RUN_TEST(test_led_builtin_pin_number);
-    RUN_TEST(test_string_concat);
+//     RUN_TEST(test_led_builtin_pin_number);
+//     RUN_TEST(test_string_concat);
 
-    UNITY_END(); // stop unit testing
-}
+//     UNITY_END(); // stop unit testing
+// }
 
-void loop()
-{
-}
+// void loop()
+// {
+// }

test/test_pwm.cpp

+#include <Arduino.h>
+#include "treppe.h"
+
+#include <unity.h>
+
+Treppe stairs(10);
+
+void setUp(void) {
+  // run before each test
+  // set stuff up here
+  stairs.setup();
+  Serial.println("Treppe initialized !");
+  Serial.println("PCA9685 connected !");
+}
+
+void tearDown(void) {
+    // clean stuff up here
+}
+
+void test_set_state(void) {
+  stairs.setState(1);
+  TEST_ASSERT_EQUAL(1, stairs.getState());
+  stairs.setState(0);
+  TEST_ASSERT_EQUAL(0, stairs.getState());
+}
+
+
+void test_set_direction(void) {
+  stairs.setDirection(1);
+  TEST_ASSERT_EQUAL(1, stairs.getDirection());
+  stairs.setDirection(0);
+  TEST_ASSERT_EQUAL(0, stairs.getDirection());
+}
+
+void setup()
+{   
+    delay(2000); // service delay
+    UNITY_BEGIN();
+
+    RUN_TEST(test_set_state);
+    RUN_TEST(test_set_direction);
+
+    UNITY_END(); // stop unit testing
+}
+
+void loop()
+{
+}