WIP use catch2 instead of unity

test/main/CMakeLists.txt

@@ -1 +1 @@
-idf_component_register(SRCS "main.c" INCLUDE_DIRS ".")
+idf_component_register(SRCS "main.cpp" INCLUDE_DIRS "." REQUIRE "catch2")

test/main/main.c

@@ -1,22 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include "unity.h"
-
-static void print_banner(const char* text);
-
-void app_main(void)
-{
-    print_banner("Running tests without [ignore] tag");
-    UNITY_BEGIN();
-    unity_run_tests_by_tag("[ignore]", true);
-    UNITY_END();
-
-    print_banner("Starting interactive test menu");
-    unity_run_menu();
-}
-
-static void print_banner(const char* text)
-{
-    printf("\n#### %s #####\n\n", text);
-}
-

test/main/main.cpp

@@ -0,0 +1,17 @@
+#include <stdio.h>
+#include <string.h>
+
+static void print_banner(const char* text);
+
+extern "C" {
+  void app_main(void)
+  {
+      print_banner("Running tests without [ignore] tag");
+  }
+}
+
+static void print_banner(const char* text)
+{
+    printf("\n#### %s #####\n\n", text);
+}
+