diff --git a/tests/touch/test_touch.py b/tests/touch/test_touch.py new file mode 100644 index 00000000000..dc80b6dfaa4 --- /dev/null +++ b/tests/touch/test_touch.py @@ -0,0 +1,2 @@ +def test_touch(dut): + dut.expect_unity_test_output(timeout=240) diff --git a/tests/touch/touch.ino b/tests/touch/touch.ino new file mode 100644 index 00000000000..d250f179d87 --- /dev/null +++ b/tests/touch/touch.ino @@ -0,0 +1,198 @@ +#include +#include "soc/soc_caps.h" + +#if SOC_TOUCH_SENSOR_NUM > 0 + +#include "driver/touch_pad.h" + +#if CONFIG_IDF_TARGET_ESP32 + +#define TEST_TOUCH_CHANNEL (9) +static touch_pad_t touch_list[TEST_TOUCH_CHANNEL] = { + TOUCH_PAD_NUM0, + //TOUCH_PAD_NUM1 is GPIO0, for download. + TOUCH_PAD_NUM2, + TOUCH_PAD_NUM3, + TOUCH_PAD_NUM4, + TOUCH_PAD_NUM5, + TOUCH_PAD_NUM6, + TOUCH_PAD_NUM7, + TOUCH_PAD_NUM8, + TOUCH_PAD_NUM9 +}; + +uint8_t TOUCH_GPIOS[] = {4,2,15,13,12,14,27,33,32}; + +#define NO_TOUCH_GPIO 25 + +#define RELEASED_VALUE 80 //80+ read value to pass test +#define PRESSED_VALUE 20 //20- read value to pass test +#define INTERRUPT_THRESHOLD 40 + +#else //ESP32S2 and ESP32S3 + +#define TEST_TOUCH_CHANNEL (12) //14 +static touch_pad_t touch_list[TEST_TOUCH_CHANNEL] = { + TOUCH_PAD_NUM1, + TOUCH_PAD_NUM2, + TOUCH_PAD_NUM3, + TOUCH_PAD_NUM4, + TOUCH_PAD_NUM5, + TOUCH_PAD_NUM6, + TOUCH_PAD_NUM7, + TOUCH_PAD_NUM8, + TOUCH_PAD_NUM9, + TOUCH_PAD_NUM10, + TOUCH_PAD_NUM11, + TOUCH_PAD_NUM12 + //TOUCH_PAD_NUM13, //Wrong reading + //TOUCH_PAD_NUM14 +}; + +uint8_t TOUCH_GPIOS[] = {1,2,3,4,5,6,7,8,9,10,11,12/*,13,14*/}; + +#define NO_TOUCH_GPIO 17 + +#if CONFIG_IDF_TARGET_ESP32S2 + #define RELEASED_VALUE 10000 //10000- read value to pass test + #define PRESSED_VALUE 42000 //40000+ read value to pass test + #define INTERRUPT_THRESHOLD 30000 +#elif CONFIG_IDF_TARGET_ESP32S3 + #define RELEASED_VALUE 25000 //25000- read value to pass test + #define PRESSED_VALUE 100000 //150000+ read value to pass test + #define INTERRUPT_THRESHOLD 80000 +#else + #error Test not currently supported on this chip. Please adjust and try again! +#endif + +#endif + +bool touch1detected = false; +bool touch2detected = false; + +void gotTouch1() { + touch1detected = true; +} + +void gotTouch2() { + touch2detected = true; +} + +/* + * Change the slope to get larger value from touch sensor. + */ +static void test_press_fake(touch_pad_t pad_num) { + touch_pad_set_cnt_mode(pad_num, TOUCH_PAD_SLOPE_1, TOUCH_PAD_TIE_OPT_DEFAULT); +} + +/* + * Change the slope to get smaller value from touch sensor. + */ +static void test_release_fake(touch_pad_t pad_num) { + touch_pad_set_cnt_mode(pad_num, TOUCH_PAD_SLOPE_7, TOUCH_PAD_TIE_OPT_DEFAULT); +} + + +/* These functions are intended to be called before and after each test. */ +void setUp(void) { + +} + +void tearDown(void) { + for (int i = 0; i < TEST_TOUCH_CHANNEL; i++) { + test_release_fake(touch_list[i]); + } + delay(100); +} + +/* + * Test Touch read on all available channels - compare values if reading is right + */ +void test_touch_read(void) { + + //TEST RELEASE STATE + for (int i = 0; i < sizeof(TOUCH_GPIOS); i++) { + #ifdef CONFIG_IDF_TARGET_ESP32 + TEST_ASSERT_GREATER_THAN(RELEASED_VALUE, touchRead(TOUCH_GPIOS[i])); + #else + TEST_ASSERT_LESS_THAN(RELEASED_VALUE, touchRead(TOUCH_GPIOS[i])); + #endif + } + + // TEST PRESS STATE + for (int j = 0; j < TEST_TOUCH_CHANNEL; j++) { + test_press_fake(touch_list[j]); + } + delay(100); + + for (int k = 0; k < sizeof(TOUCH_GPIOS); k++) { + #ifdef CONFIG_IDF_TARGET_ESP32 + TEST_ASSERT_LESS_THAN(PRESSED_VALUE,touchRead(TOUCH_GPIOS[k])); + #else + TEST_ASSERT_GREATER_THAN(PRESSED_VALUE, touchRead(TOUCH_GPIOS[k])); + #endif + } +} + +void test_touch_interrtupt(void) { + + touchAttachInterrupt(TOUCH_GPIOS[0], gotTouch1, INTERRUPT_THRESHOLD); + touchAttachInterrupt(TOUCH_GPIOS[1], gotTouch2, INTERRUPT_THRESHOLD); + + test_press_fake(touch_list[0]); + test_press_fake(touch_list[1]); + + delay(300); + + touchDetachInterrupt(TOUCH_GPIOS[0]); + touchDetachInterrupt(TOUCH_GPIOS[1]); + + TEST_ASSERT_TRUE(touch1detected); + TEST_ASSERT_TRUE(touch2detected); +} + +void test_touch_errors(void) { + + TEST_ASSERT_FALSE(touchRead(NO_TOUCH_GPIO)); +} + +void setup() { + Serial.begin(115200); + while (!Serial) { + ; + } + + UNITY_BEGIN(); + RUN_TEST(test_touch_read); + RUN_TEST(test_touch_interrtupt); + RUN_TEST(test_touch_errors); + UNITY_END(); +} + +void loop() { + +} + +#else +//PASS TEST for UNSUPPORTED CHIPS + +void test_pass(void){ + TEST_ASSERT_EQUAL(1, 1); +} + +void setup() { + Serial.begin(115200); + while (!Serial) { + ; + } + + UNITY_BEGIN(); + RUN_TEST(test_pass); + UNITY_END(); +} + +void loop() { + +} + +#endif