pthread: migrate unit tests to pytest test app

components/pthread/test/CMakeLists.txt

@@ -1,9 +0,0 @@
-set(sources "test_pthread.c"
-            "test_pthread_cond_var.c"
-            "test_pthread_local_storage.c"
-            "test_pthread_cxx.cpp"
-            "test_pthread_rwlock.c")
-
-idf_component_register(SRCS ${sources}
-                    PRIV_REQUIRES cmock test_utils pthread esp_timer)
-target_compile_options(${COMPONENT_LIB} PRIVATE "-Wno-format")

components/pthread/test_apps/pthread_unity_tests/CMakeLists.txt

@@ -0,0 +1,8 @@
+# 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 3.16)
+
+set(EXTRA_COMPONENT_DIRS "$ENV{IDF_PATH}/tools/unit-test-app/components")
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(test_pthread)

components/pthread/test_apps/pthread_unity_tests/README.md

@@ -0,0 +1,2 @@
+| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-S2 | ESP32-S3 |
+| ----------------- | ----- | -------- | -------- | -------- | -------- |

components/pthread/test_apps/pthread_unity_tests/main/CMakeLists.txt

@@ -0,0 +1,11 @@
+set(sources "test_app_main.c"
+            "test_pthread.c"
+            "test_pthread_cond_var.c"
+            "test_pthread_local_storage.c"
+            "test_pthread_cxx.cpp"
+            "test_pthread_rwlock.c")
+
+idf_component_register(SRCS ${sources}
+                       INCLUDE_DIRS "."
+                       REQUIRES pthread esp_timer test_utils
+                       WHOLE_ARCHIVE)

components/pthread/test_apps/pthread_unity_tests/main/test_app_main.c

@@ -0,0 +1,45 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "unity.h"
+#include "unity_test_runner.h"
+#include "esp_heap_caps.h"
+
+
+// Some resources are lazy allocated (e.g. newlib locks), the threshold is left for that case
+#define TEST_MEMORY_LEAK_THRESHOLD (-200)
+
+static size_t before_free_8bit;
+static size_t before_free_32bit;
+
+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)
+{
+    printf("Running pthread component unity tests\n");
+    unity_run_menu();
+}

components/pthread/test_apps/pthread_unity_tests/main/test_cxx_cond_var.cpp

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
 #include <iostream>
 #include <thread>
 #include <condition_variable>

components/pthread/test_apps/pthread_unity_tests/main/test_cxx_std_future.cpp

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
 #include <iostream>
 #include <future>
 #include <thread>

components/pthread/test_apps/pthread_unity_tests/main/test_pthread.c

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
 #include <errno.h>
 
 #include "freertos/FreeRTOS.h"

components/pthread/test_apps/pthread_unity_tests/main/test_pthread_cond_var.c

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
 #include <pthread.h>
 #include "unity.h"
 

components/pthread/test_apps/pthread_unity_tests/main/test_pthread_cxx.cpp

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
 #include <iostream>
 #include <sstream>
 #include <thread>
@@ -135,5 +140,8 @@ TEST_CASE("pthread mix C/C++", "[pthread]")
         std::cout << "Join thread " << std::hex << t1.get_id() << std::endl;
         t1.join();
     }
+
+    /* Short delay to allow cleanup, avoid leaks */
+    vTaskDelay(10);
 }
 #endif

components/pthread/test_apps/pthread_unity_tests/main/test_pthread_local_storage.c

@@ -1,5 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
 // Test pthread_create_key, pthread_delete_key, pthread_setspecific, pthread_getspecific
 #include <pthread.h>
+#include <inttypes.h>
 #include "unity.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
@@ -36,7 +42,7 @@ TEST_CASE("pthread local storage unique keys", "[pthread]")
 
     for (int i = 0; i < NUM_KEYS; i++) {
         TEST_ASSERT_EQUAL(0, pthread_key_create(&keys[i], NULL));
-        printf("New key %d = %d\n", i, keys[i]);
+        printf("New key %d = %"PRIu32"\n", i, keys[i]);
     }
 
     for (int i = 0; i < NUM_KEYS; i++) {

components/pthread/test_apps/pthread_unity_tests/main/test_pthread_rwlock.c

@@ -1,13 +1,7 @@
 /*
- * SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
  *
- * SPDX-License-Identifier: CC0
- *
- * This example code is in the Public Domain (or CC0 licensed, at your option.)
- *
- * Unless required by applicable law or agreed to in writing, this
- * software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
- * CONDITIONS OF ANY KIND, either express or implied.
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
  */
 
 #include "sdkconfig.h"

components/pthread/test_apps/pthread_unity_tests/pytest_pthread_unity_tests.py

@@ -0,0 +1,35 @@
+# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: CC0-1.0
+
+import pytest
+from pytest_embedded import Dut
+
+
+@pytest.mark.generic
+@pytest.mark.supported_targets
+@pytest.mark.parametrize(
+    'config',
+    [
+        'default',
+    ],
+    indirect=True,
+)
+def test_pthread(dut: Dut) -> None:
+    dut.expect_exact('Press ENTER to see the list of tests')
+    dut.write('*')
+    dut.expect_unity_test_output(timeout=300)
+
+
+@pytest.mark.generic
+@pytest.mark.parametrize(
+    'config',
+    [
+        pytest.param('single_core_esp32', marks=[pytest.mark.esp32]),
+        pytest.param('single_core_esp32s3', marks=[pytest.mark.esp32s3]),
+    ],
+    indirect=True,
+)
+def test_pthread_single_core(dut: Dut) -> None:
+    dut.expect_exact('Press ENTER to see the list of tests')
+    dut.write('*')
+    dut.expect_unity_test_output(timeout=300)

components/pthread/test_apps/pthread_unity_tests/sdkconfig.ci.single_core_esp32

@@ -0,0 +1,2 @@
+CONFIG_IDF_TARGET="esp32"
+CONFIG_FREERTOS_UNICORE=y

components/pthread/test_apps/pthread_unity_tests/sdkconfig.ci.single_core_esp32s3

@@ -0,0 +1,2 @@
+CONFIG_IDF_TARGET="esp32s3"
+CONFIG_FREERTOS_UNICORE=y

components/pthread/test_apps/pthread_unity_tests/sdkconfig.defaults

@@ -0,0 +1,2 @@
+# Some of the tests will starve the watchdog
+CONFIG_ESP_TASK_WDT=n