adjust loglevel in tests

test/main/main.cpp

@@ -1,12 +1,62 @@
 #include <stdio.h>
 #include <string.h>
 
+#include <algorithm>
+#include <iostream>
+#include <string>
+
 #include "esp_console.h"
 #include "esp_log.h"
 #include "esp_system.h"
 
 #include "catch_runner.hpp"
 
+int exec_loglevel(int argc, char** argv) {
+  static const std::string usage =
+      "usage: loglevel [VERBOSE,DEBUG,INFO,WARN,ERROR,NONE]";
+  if (argc != 2) {
+    std::cout << usage << std::endl;
+    return 1;
+  }
+  std::string level_str = argv[1];
+  std::transform(level_str.begin(), level_str.end(), level_str.begin(),
+                 [](unsigned char c) { return std::toupper(c); });
+
+  esp_log_level_t level;
+  if (level_str == "VERBOSE") {
+    level = ESP_LOG_VERBOSE;
+  } else if (level_str == "DEBUG") {
+    level = ESP_LOG_DEBUG;
+  } else if (level_str == "INFO") {
+    level = ESP_LOG_INFO;
+  } else if (level_str == "WARN") {
+    level = ESP_LOG_WARN;
+  } else if (level_str == "ERROR") {
+    level = ESP_LOG_ERROR;
+  } else if (level_str == "NONE") {
+    level = ESP_LOG_NONE;
+  } else {
+    std::cout << usage << std::endl;
+    return 1;
+  }
+
+  esp_log_level_set("*", level);
+
+  return 0;
+}
+
+void register_loglevel() {
+  esp_console_cmd_t cmd{
+      .command = "loglevel",
+      .help =
+          "Sets the log level to one of \"VERBOSE\", \"DEBUG\", \"INFO\", "
+          "\"WARN\", \"ERROR\", \"NONE\"",
+      .hint = "level",
+      .func = &exec_loglevel,
+      .argtable = NULL};
+  esp_console_cmd_register(&cmd);
+}
+
 void register_catch2() {
   esp_console_cmd_t cmd{
       .command = "catch",
@@ -31,7 +81,9 @@ extern "C" void app_main(void) {
   ESP_ERROR_CHECK(esp_console_new_repl_uart(&hw_config, &repl_config, &repl));
 
   esp_console_register_help_command();
+  register_loglevel();
   register_catch2();
 
+  esp_log_level_set("*", ESP_LOG_WARN);
   ESP_ERROR_CHECK(esp_console_start_repl(repl));
 }