arduino
diff --git a/‎api/String.h
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+1Lines changed: 1 addition & 0 deletions b/‎api/String.h
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+1Lines changed: 1 addition & 0 deletions
diff --git a/‎test/src/String/test_isEmpty.cpp
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+29Lines changed: 29 additions & 0 deletions b/‎test/src/String/test_isEmpty.cpp
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+29Lines changed: 29 additions & 0 deletions
@@ -89,6 +89,7 @@ class String
 	// invalid string (i.e., "if (s)" will be true afterwards)
 	bool reserve(unsigned int size);
 	inline unsigned int length(void) const {return len;}
+	inline bool isEmpty(void) const { return length() == 0; }
 
 	// creates a copy of the assigned value.  if the value is null or
 	// invalid, or if the memory allocation fails, the string will be
 
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2023 Arduino.  All rights reserved.
+ */
+
+/**************************************************************************************
+ * INCLUDE
+ **************************************************************************************/
+
+#include <catch.hpp>
+
+#include <api/String.h>
+
+#include "StringPrinter.h"
+
+/**************************************************************************************
+ * TEST CODE
+ **************************************************************************************/
+
+TEST_CASE ("Testing String::isEmpty when string is empty", "[String-isEmpty-01]")
+{
+  arduino::String str;
+  REQUIRE(str.isEmpty());
+}
+
+TEST_CASE ("Testing String::isEmpty when string contains characters", "[String-isEmpty-02]")
+{
+  arduino::String str("Testing String::isEmpty");
+  REQUIRE(!str.isEmpty());
+}