feat(modem): host test support of the latest ESP-IDF release

components/esp_modem/examples/linux_modem/main/modem_main.cpp

@@ -22,8 +22,7 @@ using namespace esp_modem;
 
 [[maybe_unused]] constexpr auto TAG = "linux_modem_main";
 
-
-int main()
+extern "C" void app_main(void)
 {
     // init the DTE
     esp_modem_dte_config_t dte_config = {

components/esp_modem/test/host_test/CMakeLists.txt

@@ -6,7 +6,7 @@ set(EXTRA_COMPONENT_DIRS    # Add esp_modem component and linux port components
         ../..
         ../../port/linux)
 
-set(COMPONENTS main)
+set(COMPONENTS esp_modem main)
 project(host_modem_test)
 
 idf_component_get_property(esp_modem esp_modem COMPONENT_LIB)

components/esp_modem/test/host_test/env.sh

@@ -3,19 +3,14 @@
 idf_version=$1
 component=$2
 
-if [[ "$idf_version" == "release-v4.3" ]] && [[ "$component" == "esp_modem" ]]; then
-  lwip=lwip-2.1.2
-  lwip_uri=http://download.savannah.nongnu.org/releases/lwip
-  lwip_contrib=contrib-2.1.0
+lwip=lwip-2.1.2
+lwip_uri=http://download.savannah.nongnu.org/releases/lwip
+lwip_contrib=contrib-2.1.0
 
-  wget --no-verbose ${lwip_uri}/${lwip}.zip
-  unzip -oq ${lwip}.zip
-  wget --no-verbose ${lwip_uri}/${lwip_contrib}.zip
-  unzip -oq ${lwip_contrib}.zip
+wget --no-verbose ${lwip_uri}/${lwip}.zip
+unzip -oq ${lwip}.zip
+wget --no-verbose ${lwip_uri}/${lwip_contrib}.zip
+unzip -oq ${lwip_contrib}.zip
 
-  apt-get update && apt-get install -y gcc-8 g++-8
-  update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-8 800 --slave /usr/bin/g++ g++ /usr/bin/g++-8
-  rm /usr/bin/gcov && ln -s /usr/bin/gcov-8 /usr/bin/gcov
-  export LWIP_PATH=`pwd`/$lwip
-  export LWIP_CONTRIB_PATH=`pwd`/$lwip_contrib
-fi
+export LWIP_PATH=`pwd`/$lwip
+export LWIP_CONTRIB_PATH=`pwd`/$lwip_contrib

components/esp_modem/test/host_test/main/CMakeLists.txt

@@ -1,11 +1,12 @@
 idf_component_register(SRCS "test_modem.cpp" "LoopbackTerm.cpp"
-                       INCLUDE_DIRS "$ENV{IDF_PATH}/tools/catch"
-                       REQUIRES esp_modem)
+                       REQUIRES esp_modem WHOLE_ARCHIVE)
 
 set(THREADS_PREFER_PTHREAD_FLAG ON)
 find_package(Threads REQUIRED)
 target_link_libraries(${COMPONENT_LIB}  PRIVATE Threads::Threads)
 
+target_link_libraries(${COMPONENT_LIB} PRIVATE Catch2WithMain)
+
 set_target_properties(${COMPONENT_LIB} PROPERTIES
     CXX_STANDARD 17
     CXX_STANDARD_REQUIRED ON

components/esp_modem/test/host_test/main/idf_component.yml

@@ -0,0 +1,5 @@
+dependencies:
+  espressif/catch2:
+    version: '*'
+  idf:
+    version: ">=5.0"

components/esp_modem/test/host_test/main/test_modem.cpp

@@ -1,14 +1,16 @@
 /*
- * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Unlicense OR CC0-1.0
  */
 #define CATCH_CONFIG_MAIN // This tells the catch header to generate a main
 #include <memory>
 #include <future>
-#include "catch.hpp"
+#include <catch2/catch_test_macros.hpp>
+#include <catch2/catch_session.hpp>
 #include "cxx_include/esp_modem_api.hpp"
 #include "LoopbackTerm.h"
+#include <iostream>
 
 using namespace esp_modem;
 
@@ -346,3 +348,25 @@ TEST_CASE("CMUX manual mode transitions", "[esp_modem][transitions]")
     CHECK(dce->set_mode(esp_modem::modem_mode::UNDEF) == true);             // Succeeds from any state
 
 }
+
+#define CATCH_CONFIG_RUNNER
+extern "C" int app_main(void)
+{
+    // Define the argument count and arguments for Catch2, including JUnit reporting
+    int argc = 5;
+    const char *argv[] = {"esp_modem", "-r", "junit", "-o", "junit.xml", nullptr};
+
+    // Run the Catch2 session and store the result
+    int result = Catch::Session().run(argc, argv);
+
+    // Use more descriptive error handling
+    if (result != 0) {
+        printf("Test failed with result %d. Refer to the Catch2 documentation for error details.\n", result);
+    } else {
+        printf("All tests passed successfully.\n");
+    }
+
+    // Check for the junit.xml file in the current working directory
+    // Exit the application with the test result as the status code
+    std::exit(result);
+}