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				/*
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				 * SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
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				 *
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				 * SPDX-License-Identifier: Apache-2.0
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				 */
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				#include <stdio.h>
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				#include <string.h>
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				#include "unity.h"
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				#include "unity_config.h"
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				#include "i2c_bus.h"
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				#include "esp_system.h"
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				#include "freertos/FreeRTOS.h"
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				#include "freertos/task.h"
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				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0)
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				#include "driver/i2c_slave.h"
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				#include "test_utils.h"
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				#endif
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				#define TEST_MEMORY_LEAK_THRESHOLD (-460)
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				static size_t before_free_8bit;
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				static size_t before_free_32bit;
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				#define I2C_MASTER_SCL_IO          (gpio_num_t)4         /*!< gpio number for I2C master clock */
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				#define I2C_MASTER_SDA_IO          (gpio_num_t)5         /*!< gpio number for I2C master data  */
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				#define DATA_LENGTH          512                         /*!<Data buffer length for test buffer*/
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				#define RW_TEST_LENGTH       129                         /*!<Data length for r/w test, any value from 0-DATA_LENGTH*/
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				#define DELAY_TIME_BETWEEN_ITEMS_MS   1234               /*!< delay time between different test items */
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				#define I2C_SLAVE_SCL_IO     (gpio_num_t)4               /*!<gpio number for i2c slave clock  */
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				#define I2C_SLAVE_SDA_IO     (gpio_num_t)5               /*!<gpio number for i2c slave data */
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				#define I2C_MASTER_NUM I2C_NUM_0                         /*!<I2C port number for master dev */
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				#define I2C_MASTER_FREQ_HZ    100000                     /*!< I2C master clock frequency */
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				#define I2C_SLAVE_NUM I2C_NUM_0                          /*!<I2C port number for slave dev */
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				#define I2C_SLAVE_TX_BUF_LEN  (2*DATA_LENGTH)            /*!<I2C slave tx buffer size */
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				#define I2C_SLAVE_RX_BUF_LEN  (2*DATA_LENGTH)            /*!<I2C slave rx buffer size */
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				#define I2C_SCAN_ADDR_NUM (100)                          /*!< Number of slave addresses scanned by I2C */
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				#define ESP_SLAVE_ADDR 0x28                              /*!< ESP32 slave address, you can set any 7bit value */
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				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0) && !CONFIG_I2C_BUS_BACKWARD_CONFIG
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				static QueueHandle_t s_receive_queue;
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				static IRAM_ATTR bool test_i2c_rx_done_callback(i2c_slave_dev_handle_t channel, const i2c_slave_rx_done_event_data_t *edata, void *user_data)
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				{
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				    BaseType_t high_task_wakeup = pdFALSE;
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				    QueueHandle_t receive_queue = (QueueHandle_t)user_data;
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				    xQueueSendFromISR(receive_queue, edata, &high_task_wakeup);
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				    return high_task_wakeup == pdTRUE;
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				}
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				#endif
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				void i2c_bus_init_deinit_test()
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				{
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				    i2c_config_t conf = {
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				        .mode = I2C_MODE_MASTER,
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				        .sda_io_num = I2C_MASTER_SDA_IO,
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				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
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				        .scl_io_num = I2C_MASTER_SCL_IO,
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				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
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				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
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				    };
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				    i2c_bus_handle_t i2c0_bus_1 = i2c_bus_create(I2C_NUM_0, &conf);
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				    TEST_ASSERT(i2c0_bus_1 != NULL);
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				    /** configs not change**/
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				    i2c0_bus_1 = i2c_bus_create(I2C_NUM_0, &conf);
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				    TEST_ASSERT(i2c0_bus_1 != NULL);
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				    /** configs change**/
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				    conf.master.clk_speed *= 2;
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				    i2c0_bus_1 = i2c_bus_create(I2C_NUM_0, &conf);
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				    TEST_ASSERT(i2c0_bus_1 != NULL);
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				    vTaskDelay(100 / portTICK_RATE_MS);
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				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c0_bus_1));
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				    TEST_ASSERT(i2c0_bus_1 == NULL);
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				}
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				void i2c_bus_device_add_test()
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				{
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				    i2c_config_t conf = {
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				        .mode = I2C_MODE_MASTER,
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				        .sda_io_num = I2C_MASTER_SDA_IO,
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				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
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				        .scl_io_num = I2C_MASTER_SCL_IO,
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				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
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				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
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				    };
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				    i2c_bus_handle_t i2c0_bus_1 = i2c_bus_create(I2C_NUM_0, &conf);
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				    TEST_ASSERT(i2c0_bus_1 != NULL);
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				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c0_bus_1, 0x01, 400000);
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				    TEST_ASSERT(i2c_device1 != NULL);
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				    i2c_bus_device_handle_t i2c_device2 = i2c_bus_device_create(i2c0_bus_1, 0x01, 100000);
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				    TEST_ASSERT(i2c_device2 != NULL);
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				    i2c_bus_device_delete(&i2c_device1);
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				    TEST_ASSERT(i2c_device1 == NULL);
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				    i2c_bus_device_delete(&i2c_device2);
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				    TEST_ASSERT(i2c_device2 == NULL);
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				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c0_bus_1));
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				    TEST_ASSERT(i2c0_bus_1 == NULL);
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				}
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				// print the reading buffer
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				static void disp_buf(uint8_t *buf, int len)
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				{
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				    int i;
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				    for (i = 0; i < len; i++) {
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				        printf("%02x ", buf[i]);
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				        if ((i + 1) % 16 == 0) {
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				            printf("\n");
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				        }
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				    }
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				    printf("\n");
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				}
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				static void i2c_master_write_test(void)
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				{
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				    uint8_t *data_wr = (uint8_t *) malloc(DATA_LENGTH);
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				    int i;
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				    i2c_config_t conf = {
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				        .mode = I2C_MODE_MASTER,
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				        .sda_io_num = I2C_MASTER_SDA_IO,
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				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
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				        .scl_io_num = I2C_MASTER_SCL_IO,
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				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
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				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
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				    };
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				    i2c_bus_handle_t i2c0_bus = i2c_bus_create(I2C_MASTER_NUM, &conf);
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				    TEST_ASSERT(i2c0_bus != NULL);
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				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c0_bus, ESP_SLAVE_ADDR, 0);
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				    TEST_ASSERT(i2c_device1 != NULL);
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				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0) && !CONFIG_I2C_BUS_BACKWARD_CONFIG
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				    unity_wait_for_signal("i2c slave init finish");
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				    unity_send_signal("master write");
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				#endif
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				    for (i = 0; i < DATA_LENGTH / 2; i++) {
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				        data_wr[i] = i;
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				    }
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				    i2c_bus_write_bytes(i2c_device1, NULL_I2C_MEM_ADDR, DATA_LENGTH / 2, data_wr);
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				    disp_buf(data_wr, i);
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				    free(data_wr);
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				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0) && !CONFIG_I2C_BUS_BACKWARD_CONFIG
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				    unity_wait_for_signal("ready to delete");
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				#endif
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				    i2c_bus_device_delete(&i2c_device1);
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				    TEST_ASSERT(i2c_device1 == NULL);
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				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c0_bus));
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				    TEST_ASSERT(i2c0_bus == NULL);
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				}
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				static void i2c_slave_read_test(void)
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				{
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				    uint8_t *data_rd = (uint8_t *) malloc(DATA_LENGTH);
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				#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 3, 0) || CONFIG_I2C_BUS_BACKWARD_CONFIG
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				    int len = 0;
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				    int size_rd = 0;
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				    i2c_config_t conf_slave = {
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				        .mode = I2C_MODE_SLAVE,
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				        .sda_io_num = I2C_SLAVE_SDA_IO,
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				        .scl_io_num = I2C_SLAVE_SCL_IO,
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				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
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				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
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				        .slave.addr_10bit_en = 0,
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				        .slave.slave_addr = ESP_SLAVE_ADDR,
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				    };
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				    TEST_ESP_OK(i2c_param_config(I2C_SLAVE_NUM, &conf_slave));
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			 | 
			
				    TEST_ESP_OK(i2c_driver_install(I2C_SLAVE_NUM, I2C_MODE_SLAVE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				                                   I2C_SLAVE_RX_BUF_LEN,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				                                   I2C_SLAVE_TX_BUF_LEN, 0));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    while (1) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        len = i2c_slave_read_buffer(I2C_SLAVE_NUM, data_rd + size_rd, DATA_LENGTH, 10000 / portTICK_RATE_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        if (len == 0) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				            break;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        size_rd += len;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    disp_buf(data_rd, size_rd);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < size_rd; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        TEST_ASSERT(data_rd[i] == i);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_rd);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_driver_delete(I2C_SLAVE_NUM));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#else
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_config_t i2c_slv_config = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .addr_bit_len = I2C_ADDR_BIT_LEN_7,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .clk_source = I2C_CLK_SRC_DEFAULT,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .i2c_port = I2C_SLAVE_NUM,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .send_buf_depth = 256,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_SLAVE_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_SLAVE_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .slave_addr = ESP_SLAVE_ADDR,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_dev_handle_t slave_handle;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_new_slave_device(&i2c_slv_config, &slave_handle));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    s_receive_queue = xQueueCreate(1, sizeof(i2c_slave_rx_done_event_data_t));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_event_callbacks_t cbs = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .on_recv_done = test_i2c_rx_done_callback,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    ESP_ERROR_CHECK(i2c_slave_register_event_callbacks(slave_handle, &cbs, s_receive_queue));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_rx_done_event_data_t rx_data;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_slave_receive(slave_handle, data_rd, DATA_LENGTH / 2));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_send_signal("i2c slave init finish");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_wait_for_signal("master write");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    xQueueReceive(s_receive_queue, &rx_data, pdMS_TO_TICKS(1000));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    disp_buf(data_rd, DATA_LENGTH / 2);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < DATA_LENGTH / 2; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        TEST_ASSERT(data_rd[i] == i);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    vQueueDelete(s_receive_queue);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_send_signal("ready to delete");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_rd);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_del_slave_device(slave_handle));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE_MULTIPLE_DEVICES("I2C master write slave test", "[i2c_bus]", i2c_master_write_test, i2c_slave_read_test);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				static void master_read_slave_test(void)
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t *data_rd = (uint8_t *) malloc(DATA_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    memset(data_rd, 0, DATA_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c0_bus = i2c_bus_create(I2C_MASTER_NUM, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c0_bus, ESP_SLAVE_ADDR, 0);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0) && !CONFIG_I2C_BUS_BACKWARD_CONFIG
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_send_signal("i2c master init finish");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_wait_for_signal("slave write");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_read_bytes(i2c_device1, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_rd);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    vTaskDelay(100 / portTICK_RATE_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    disp_buf(data_rd, RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0) && !CONFIG_I2C_BUS_BACKWARD_CONFIG
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_send_signal("ready to delete");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device1);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c0_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_rd);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				static void slave_write_buffer_test(void)
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t *data_wr = (uint8_t *) malloc(RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 3, 0) || CONFIG_I2C_BUS_BACKWARD_CONFIG
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf_slave = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_SLAVE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_SLAVE_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_SLAVE_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .slave.addr_10bit_en = 0,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .slave.slave_addr = ESP_SLAVE_ADDR,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_param_config(I2C_SLAVE_NUM, &conf_slave));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_driver_install(I2C_SLAVE_NUM, I2C_MODE_SLAVE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				                                   I2C_SLAVE_RX_BUF_LEN,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				                                   I2C_SLAVE_TX_BUF_LEN, 0));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < RW_TEST_LENGTH; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        data_wr[i] = i;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_write_buffer(I2C_SLAVE_NUM, data_wr, RW_TEST_LENGTH, 2000 / portTICK_RATE_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#else
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_config_t i2c_slv_config = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .addr_bit_len = I2C_ADDR_BIT_LEN_7,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .clk_source = I2C_CLK_SRC_DEFAULT,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .i2c_port = I2C_SLAVE_NUM,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .send_buf_depth = 256,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_SLAVE_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_SLAVE_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .slave_addr = ESP_SLAVE_ADDR,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_dev_handle_t slave_handle;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_new_slave_device(&i2c_slv_config, &slave_handle));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < RW_TEST_LENGTH; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        data_wr[i] = i;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_wait_for_signal("i2c master init finish");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_send_signal("slave write");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_slave_transmit(slave_handle, data_wr, RW_TEST_LENGTH, 100 / portTICK_PERIOD_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    disp_buf(data_wr, RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 3, 0) || CONFIG_I2C_BUS_BACKWARD_CONFIG
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_driver_delete(I2C_SLAVE_NUM);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#else
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_wait_for_signal("ready to delete");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_del_slave_device(slave_handle));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE_MULTIPLE_DEVICES("I2C master read slave test", "[i2c_bus]", master_read_slave_test, slave_write_buffer_test);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C master write under different frequency test", "[i2c_bus]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t *data_wr = (uint8_t *) malloc(RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < RW_TEST_LENGTH; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        data_wr[i] = i;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c_bus = i2c_bus_create(I2C_NUM_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c_bus, 0x01, I2C_MASTER_FREQ_HZ);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_write_bytes(i2c_device1, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    vTaskDelay(300 / portTICK_RATE_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    conf.master.clk_speed = 40 * 100;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus = i2c_bus_create(I2C_NUM_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device2 = i2c_bus_device_create(i2c_bus, 0x02, 40 * 100);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device2 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_write_bytes(i2c_device2, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device1);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device2);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device2 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("i2c bus init-deinit test", "[bus][i2c_bus]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_init_deinit_test();
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_add_test();
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 3, 0) && !CONFIG_I2C_BUS_BACKWARD_CONFIG
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C bus uses external bus handle test", "[bus][i2c_bus]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t *data_wr = (uint8_t *) malloc(RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < RW_TEST_LENGTH; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        data_wr[i] = i;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_master_bus_config_t i2c_mst_config = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .clk_source = I2C_CLK_SRC_DEFAULT,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .i2c_port = I2C_MASTER_NUM,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .flags.enable_internal_pullup = true,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_master_bus_handle_t bus_handle;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ESP_OK(i2c_new_master_bus(&i2c_mst_config, &bus_handle));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c_bus = i2c_bus_create(I2C_MASTER_NUM, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c_bus, 0x01, 400000);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_write_bytes(i2c_device1, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device1);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C bus scan test", "[i2c_bus][scan]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t addrs[I2C_SCAN_ADDR_NUM] = {0};
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c_bus = i2c_bus_create(I2C_MASTER_NUM, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_scan(i2c_bus, addrs, I2C_SCAN_ADDR_NUM);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C bus register address restriction test", "[i2c_bus][NULL_I2C_MEM_ADDR]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t *data_wr = (uint8_t *) malloc(RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < RW_TEST_LENGTH; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        data_wr[i] = i;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c_bus = i2c_bus_create(I2C_NUM_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c_bus, 0x01, I2C_MASTER_FREQ_HZ);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_write_bytes(i2c_device1, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device1);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if CONFIG_I2C_BUS_SUPPORT_SOFTWARE
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C soft bus init-deinit test", "[soft][bus][i2c_bus]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c0_bus_1 = i2c_bus_create(I2C_NUM_SW_1, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus_1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    /** configs not change**/
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c0_bus_1 = i2c_bus_create(I2C_NUM_SW_1, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus_1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    /** configs change**/
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    conf.master.clk_speed *= 2;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c0_bus_1 = i2c_bus_create(I2C_NUM_SW_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus_1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    vTaskDelay(100 / portTICK_RATE_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c0_bus_1));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus_1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C soft bus device add test", "[soft][bus][device][i2c_bus]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c0_bus_1 = i2c_bus_create(I2C_NUM_SW_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus_1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c0_bus_1, 0x01, 400000);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device2 = i2c_bus_device_create(i2c0_bus_1, 0x01, 100000);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device2 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device1);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device2);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device2 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c0_bus_1));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c0_bus_1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C soft bus scan test", "[soft][i2c_bus][scan]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t addrs[I2C_SCAN_ADDR_NUM] = {0};
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c_bus = i2c_bus_create(I2C_NUM_SW_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_scan(i2c_bus, addrs, I2C_SCAN_ADDR_NUM);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				TEST_CASE("I2C soft bus write under different frequency test", "[soft][i2c_bus]")
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    uint8_t *data_wr = (uint8_t *) malloc(RW_TEST_LENGTH);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    for (int i = 0; i < RW_TEST_LENGTH; i++) {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        data_wr[i] = i;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    }
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_config_t conf = {
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .mode = I2C_MODE_MASTER,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_io_num = I2C_MASTER_SDA_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .sda_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_io_num = I2C_MASTER_SCL_IO,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .scl_pullup_en = GPIO_PULLUP_ENABLE,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				        .master.clk_speed = I2C_MASTER_FREQ_HZ,
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    };
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_handle_t i2c_bus = i2c_bus_create(I2C_NUM_SW_0, &conf);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device1 = i2c_bus_device_create(i2c_bus, 0x01, I2C_MASTER_FREQ_HZ);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_write_bytes(i2c_device1, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    vTaskDelay(300 / portTICK_RATE_MS);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_handle_t i2c_device2 = i2c_bus_device_create(i2c_bus, 0x02, 40 * 100);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device2 != NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_write_bytes(i2c_device2, NULL_I2C_MEM_ADDR, RW_TEST_LENGTH, data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device1);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device1 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    i2c_bus_device_delete(&i2c_device2);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_device2 == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    free(data_wr);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(ESP_OK == i2c_bus_delete(&i2c_bus));
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT(i2c_bus == NULL);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				static void check_leak(size_t before_free, size_t after_free, const char *type)
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    ssize_t delta = after_free - before_free;
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    printf("MALLOC_CAP_%s: Before %u bytes free, After %u bytes free (delta %d)\n", type, before_free, after_free, delta);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    TEST_ASSERT_MESSAGE(delta >= TEST_MEMORY_LEAK_THRESHOLD, "memory leak");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				void setUp(void)
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    before_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    before_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				void tearDown(void)
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    size_t after_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    size_t after_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    check_leak(before_free_8bit, after_free_8bit, "8BIT");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    check_leak(before_free_32bit, after_free_32bit, "32BIT");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				void app_main(void)
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				{
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 3, 0) || CONFIG_I2C_BUS_BACKWARD_CONFIG
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    printf("I2C BUS TEST \n");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#else
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    printf("I2C BUS V2 TEST \n");
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				#endif
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				    unity_run_menu();
 | 
			
		
		
	
		
			
				 | 
				 | 
			
			 | 
			 | 
			
				}
 |