add some code

managed_components/espressif__esp_io_expander_tca9554/test_apps/CMakeLists.txt

@@ -0,0 +1,6 @@
+# The following lines of boilerplate have to be in your project's CMakeLists
+# in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.5)
+set(COMPONENTS main)
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(test_app_tca9554)

managed_components/espressif__esp_io_expander_tca9554/test_apps/main/CMakeLists.txt

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+idf_component_register(
+    SRCS "test_app_tca9554.c"
+    REQUIRES unity
+    )

managed_components/espressif__esp_io_expander_tca9554/test_apps/main/idf_component.yml

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+## IDF Component Manager Manifest File
+dependencies:
+  idf: ">=5.2"
+  esp_io_expander_tca9554:
+    version: "*"
+    override_path: "../../../esp_io_expander_tca9554"

managed_components/espressif__esp_io_expander_tca9554/test_apps/main/test_app_tca9554.c

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+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stdio.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "unity.h"
+#include "unity_test_runner.h"
+#include "unity_test_utils_memory.h"
+#include "esp_system.h"
+#include "esp_log.h"
+#include "driver/i2c_master.h"
+#include "esp_io_expander_tca9554.h"
+
+// Pinout for ESP32-S3-LCD-Ev-Board
+#define I2C_MASTER_SCL_IO   48          /*!< gpio number for I2C master clock */
+#define I2C_MASTER_SDA_IO   47          /*!< gpio number for I2C master data  */
+#define I2C_MASTER_NUM      I2C_NUM_0   /*!< I2C port number for master dev */
+#define I2C_ADDRESS         ESP_IO_EXPANDER_I2C_TCA9554_ADDRESS_000
+/*!< I2C address of slave dev */
+
+#define TEST_LOOP_CNT       10
+#define TEST_LOOP_DELAY_MS  500
+#define TEST_OUTPUT_PINS    (IO_EXPANDER_PIN_NUM_0 | IO_EXPANDER_PIN_NUM_1)
+#define TEST_INPUT_PINS     (IO_EXPANDER_PIN_NUM_2 | IO_EXPANDER_PIN_NUM_3)
+
+static const char *TAG = "tca9554 test";
+static esp_io_expander_handle_t io_expander = NULL;
+static i2c_master_bus_handle_t i2c_handle = NULL;
+
+static void i2c_bus_init(void)
+{
+    const i2c_master_bus_config_t bus_config = {
+        .i2c_port = I2C_MASTER_NUM,
+        .sda_io_num = I2C_MASTER_SDA_IO,
+        .scl_io_num = I2C_MASTER_SCL_IO,
+        .clk_source = I2C_CLK_SRC_DEFAULT,
+    };
+
+    esp_err_t ret = i2c_new_master_bus(&bus_config, &i2c_handle);
+    TEST_ASSERT_EQUAL_MESSAGE(ESP_OK, ret, "I2C install returned error");
+}
+
+static void i2c_bus_deinit(void)
+{
+    esp_err_t ret = i2c_del_master_bus(i2c_handle);
+    TEST_ASSERT_EQUAL_MESSAGE(ESP_OK, ret, "I2C uninstall returned error");
+}
+
+static void i2c_dev_tca9554_init(void)
+{
+    esp_err_t ret = esp_io_expander_new_i2c_tca9554(i2c_handle, I2C_ADDRESS, &io_expander);
+    TEST_ASSERT_EQUAL_MESSAGE(ESP_OK, ret, "TCA9554 create returned error");
+}
+
+static void i2c_dev_tca9554_deinit(void)
+{
+    esp_err_t ret = esp_io_expander_del(io_expander);
+    TEST_ASSERT_EQUAL_MESSAGE(ESP_OK, ret, "TCA9554 delete returned error");
+}
+
+TEST_CASE("IO expander tca9554 test", "[tca9554]")
+{
+    i2c_bus_init();
+    i2c_dev_tca9554_init();
+
+    esp_err_t ret;
+    /* Test output level function */
+    ret = esp_io_expander_set_dir(io_expander, TEST_OUTPUT_PINS, IO_EXPANDER_OUTPUT);
+    TEST_ASSERT_EQUAL(ESP_OK, ret);
+    // Print state
+    ret = esp_io_expander_print_state(io_expander);
+    TEST_ASSERT_EQUAL(ESP_OK, ret);
+    for (int i = 0; i < TEST_LOOP_CNT; i++) {
+        // Set level to 0
+        ESP_LOGI(TAG, "Set level to 0");
+        ret = esp_io_expander_set_level(io_expander, TEST_OUTPUT_PINS, 0);
+        TEST_ASSERT_EQUAL(ESP_OK, ret);
+        vTaskDelay(pdMS_TO_TICKS(TEST_LOOP_DELAY_MS / 2));
+        // Set level to 1
+        ESP_LOGI(TAG, "Set level to 1");
+        ret = esp_io_expander_set_level(io_expander, TEST_OUTPUT_PINS, 1);
+        TEST_ASSERT_EQUAL(ESP_OK, ret);
+        vTaskDelay(pdMS_TO_TICKS(TEST_LOOP_DELAY_MS / 2));
+    }
+
+    /* Test output level function */
+    uint32_t input_level_mask = 0;
+    ret = esp_io_expander_set_dir(io_expander, TEST_INPUT_PINS, IO_EXPANDER_INPUT);
+    TEST_ASSERT_EQUAL(ESP_OK, ret);
+    // Print state
+    ret = esp_io_expander_print_state(io_expander);
+    TEST_ASSERT_EQUAL(ESP_OK, ret);
+    for (int i = 0; i < TEST_LOOP_CNT; i++) {
+        // Get input level
+        ret = esp_io_expander_get_level(io_expander, TEST_INPUT_PINS, &input_level_mask);
+        TEST_ASSERT_EQUAL(ESP_OK, ret);
+        ESP_LOGI(TAG, "Input level mask: 0x%02" PRIX32, input_level_mask);
+        vTaskDelay(pdMS_TO_TICKS(TEST_LOOP_DELAY_MS));
+    }
+
+    i2c_dev_tca9554_deinit();
+    i2c_bus_deinit();
+    vTaskDelay(10); // Give FreeRTOS some time to free its resources
+}
+
+#define TEST_MEMORY_LEAK_THRESHOLD  (500)
+
+void setUp(void)
+{
+    unity_utils_set_leak_level(TEST_MEMORY_LEAK_THRESHOLD);
+    unity_utils_record_free_mem();
+}
+
+void tearDown(void)
+{
+    unity_utils_evaluate_leaks();
+}
+
+void app_main(void)
+{
+    /**
+     *  ________   ______    ______    ______   _______   _______  __    __    ___   ______   ___
+     * |        \ /      \  /      \  /      \ |       \ |       \|  \  |  \  /   \ /      \ |   \
+     *  \$$$$$$$$|  $$$$$$\|  $$$$$$\|  $$$$$$\| $$$$$$$ | $$$$$$$| $$  | $$ /  $$$|  $$$$$$\ \$$$\
+     *    | $$   | $$   \$$| $$__| $$| $$__/ $$| $$____  | $$____ | $$__| $$|  $$  | $$__| $$   \$$\
+     *    | $$   | $$      | $$    $$ \$$    $$| $$    \ | $$    \| $$    $$| $$   | $$    $$   | $$
+     *    | $$   | $$   __ | $$$$$$$$ _\$$$$$$$ \$$$$$$$\ \$$$$$$$\\$$$$$$$$| $$   | $$$$$$$$   | $$
+     *    | $$   | $$__/  \| $$  | $$|  \__/ $$|  \__| $$|  \__| $$     | $$ \$$\_ | $$  | $$ _/  $$
+     *    | $$    \$$    $$| $$  | $$ \$$    $$ \$$    $$ \$$    $$     | $$  \$$ \| $$  | $$|   $$
+     *     \$$     \$$$$$$  \$$   \$$  \$$$$$$   \$$$$$$   \$$$$$$       \$$   \$$$ \$$   \$$ \$$$
+     *
+     */
+    printf(" ________   ______    ______    ______   _______   _______  __    __    ___   ______   ___\r\n");
+    printf("|        \\ /      \\  /      \\  /      \\ |       \\ |       \\|  \\  |  \\  /   \\ /      \\ |   \\\r\n");
+    printf(" \\$$$$$$$$|  $$$$$$\\|  $$$$$$\\|  $$$$$$\\| $$$$$$$ | $$$$$$$| $$  | $$ /  $$$|  $$$$$$\\ \\$$$\\\r\n");
+    printf("   | $$   | $$   \\$$| $$__| $$| $$__/ $$| $$____  | $$____ | $$__| $$|  $$  | $$__| $$   \\$$\\\r\n");
+    printf("   | $$   | $$      | $$    $$ \\$$    $$| $$    \\ | $$    \\| $$    $$| $$   | $$    $$   | $$\r\n");
+    printf("   | $$   | $$   __ | $$$$$$$$ _\\$$$$$$$ \\$$$$$$$\\ \\$$$$$$$\\\\$$$$$$$$| $$   | $$$$$$$$   | $$\r\n");
+    printf("   | $$   | $$__/  \\| $$  | $$|  \\__/ $$|  \\__| $$|  \\__| $$     | $$ \\$$\\_ | $$  | $$ _/  $$\r\n");
+    printf("   | $$    \\$$    $$| $$  | $$ \\$$    $$ \\$$    $$ \\$$    $$     | $$  \\$$ \\| $$  | $$|   $$\r\n");
+    printf("    \\$$     \\$$$$$$  \\$$   \\$$  \\$$$$$$   \\$$$$$$   \\$$$$$$       \\$$   \\$$$ \\$$   \\$$ \\$$$\r\n");
+    unity_run_menu();
+}

managed_components/espressif__esp_io_expander_tca9554/test_apps/sdkconfig.defaults

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+CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y
+CONFIG_ESP_TASK_WDT_EN=n
+CONFIG_FREERTOS_HZ=1000
+CONFIG_FREERTOS_TIMER_TASK_STACK_DEPTH=4096