added test for the meter to foot and cm to inch converter

test/test_convert_m_to_ft.c

@@ -0,0 +1,29 @@
+
+#include "../src/convert_m_to_ft.h"
+#include "unity.h"
+#include "limits.h"
+
+void setUp(void) {
+    // Set up resources here if needed
+}
+
+void tearDown(void) {
+    // Clean up resources here if needed
+}
+
+void test_convert_length(void) {
+    float value = 10.0;
+    char from_unit = 'm';
+    char to_unit = 'f';
+
+    // Perform the conversion
+    float result = convert_length(value, from_unit, to_unit);
+
+    // Define the expected result (10 meters to feet is approximately 32.81 feet)
+    float expectedResult = 32.81;
+
+    // Assert the result
+    TEST_ASSERT_EQUAL_FLOAT(expectedResult, result);
+}
+
+// Note: No main function needed in unit tests