imported from "final" folder

.pio/libdeps/esp01_1m/FastLED/tests/test_async.cpp

@@ -0,0 +1,51 @@
+#include "doctest.h"
+#include "fl/async.h"
+#include "fl/task.h"
+#include "fl/time.h"
+#include "fl/warn.h"
+
+TEST_CASE("Async tasks run correctly [async]") {
+    // Clear any leftover tasks from previous tests
+    fl::Scheduler::instance().clear_all_tasks();
+    
+    SUBCASE("A simple task runs") {
+        bool task_ran = false;
+        auto task = fl::task::every_ms(10);
+        task.then([&task_ran]() {
+            task_ran = true;
+        });
+
+        fl::Scheduler::instance().add_task(task);
+
+        fl::Scheduler::instance().update();
+
+        REQUIRE(task_ran);
+        
+        // Clear task after this subcase to prevent interference
+        fl::Scheduler::instance().clear_all_tasks();
+    }
+
+    SUBCASE("Task timing works correctly") {
+        // Clear any leftover tasks from previous subcases
+        fl::Scheduler::instance().clear_all_tasks();
+        
+        int run_count = 0;
+        auto task = fl::task::every_ms(50); // 50ms interval
+        task.then([&run_count]() {
+            run_count++;
+        });
+        
+        fl::Scheduler::instance().add_task(task);
+        
+        // Run immediately - should execute
+        fl::Scheduler::instance().update();
+        REQUIRE(run_count == 1);
+        
+        // Run again immediately - should not execute (not enough time passed)
+        fl::Scheduler::instance().update();
+        REQUIRE(run_count == 1);
+        
+        // Clear task after this subcase
+        fl::Scheduler::instance().clear_all_tasks();
+    }
+}