diff --git a/test/test_calculateFactorial .c b/test/test_calculateFactorial .c
new file mode 100644
index 0000000..fa7a51b
--- /dev/null
+++ b/test/test_calculateFactorial .c	
@@ -0,0 +1,17 @@
+#include "../src/calculateFactorial.h"
+#include "unity.h"
+#include "limits.h"
+
+void setUp(void) {
+    // set stuff up here
+}
+
+void tearDown(void) {
+    // clean stuff up here
+}
+void test_calculateFactorial_calculateFactorialofanumber(void) {
+    int expectedResult = 120;
+    int result;
+    result = calculateFactorial_integer(5);
+    TEST_ASSERT_EQUAL_INT(expectedResult, result);
+}