feat(esp8266): Add esp_timer unit test

components/esp8266/test/component.mk

@@ -0,0 +1,5 @@
+#
+#Component Makefile
+#
+
+COMPONENT_ADD_LDFLAGS = -Wl,--whole-archive -l$(COMPONENT_NAME) -Wl,--no-whole-archive

components/esp8266/test/test_esp_timer.c

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+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <assert.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/param.h>
+
+#include <unity.h>
+#include <esp_spi_flash.h>
+#include "esp_attr.h"
+#include "esp_log.h"
+#include "esp_timer.h"
+
+#include "FreeRTOS.h"
+#include "queue.h"
+#include "semphr.h"
+
+#define ESP_NUM_MAX 5
+#define ESP_TIMER_PERIOD 50 * 1000
+
+static void test_timer_cb(void *p)
+{
+    SemaphoreHandle_t sem = (SemaphoreHandle_t)p;
+
+    xSemaphoreGive(sem);
+}
+
+TEST_CASE("Test esp_timer create and delete once mode", "[log]")
+{
+    SemaphoreHandle_t sem;
+    esp_timer_handle_t timer[ESP_NUM_MAX];
+
+    sem = xSemaphoreCreateCounting(ESP_NUM_MAX, 0);
+    TEST_ASSERT_NOT_NULL(sem);
+
+    esp_timer_create_args_t timer_args = {
+        .callback = test_timer_cb,
+        .arg = sem,
+        .dispatch_method = ESP_TIMER_TASK,
+        .name = "test_timer",
+    };
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        timer[i] = NULL;
+    }
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        TEST_ESP_OK(esp_timer_create(&timer_args, &timer[i]));
+        TEST_ESP_OK(esp_timer_start_once(timer[i], ESP_TIMER_PERIOD));
+    }
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        TEST_ASSERT_EQUAL_HEX32(pdPASS, xSemaphoreTake(sem, portMAX_DELAY));
+    }
+
+    TEST_ASSERT_EQUAL_HEX32(pdFALSE, xSemaphoreTake(sem, 1000 / portMAX_DELAY));
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        TEST_ESP_OK(esp_timer_delete(timer[i]));
+        timer[i] = NULL;
+    }
+
+    vSemaphoreDelete(sem);
+}
+
+TEST_CASE("Test esp_timer create and delete once mode", "[log]")
+{
+    SemaphoreHandle_t sem;
+    esp_timer_handle_t timer[ESP_NUM_MAX];
+
+    sem = xSemaphoreCreateCounting(ESP_NUM_MAX, 0);
+    TEST_ASSERT_NOT_NULL(sem);
+
+    esp_timer_create_args_t timer_args = {
+        .callback = test_timer_cb,
+        .arg = sem,
+        .dispatch_method = ESP_TIMER_TASK,
+        .name = "test_timer",
+    };
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        timer[i] = NULL;
+    }
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        TEST_ESP_OK(esp_timer_create(&timer_args, &timer[i]));
+        TEST_ESP_OK(esp_timer_start_periodic(timer[i], ESP_TIMER_PERIOD));
+    }
+
+    for (int i = 0; i < ESP_NUM_MAX * 4; i++) {
+        TEST_ASSERT_EQUAL_HEX32(pdPASS, xSemaphoreTake(sem, portMAX_DELAY));
+    }
+
+    for (int i = 0; i < ESP_NUM_MAX; i++) {
+        TEST_ESP_OK(esp_timer_delete(timer[i]));
+        timer[i] = NULL;
+    }
+
+    vSemaphoreDelete(sem);
+}