diff --git a/test/conversionOfNumbers/test_conversionOfNumbers.c b/test/conversionOfNumbers/test_conversionOfNumbers.c
index c3f6ffe..4ab94ea 100644
--- a/test/conversionOfNumbers/test_conversionOfNumbers.c
+++ b/test/conversionOfNumbers/test_conversionOfNumbers.c
@@ -114,4 +114,17 @@ void test_convertBinaryStr1001ToInt9(){
 
     //assert
     TEST_ASSERT_EQUAL_UINT(expected, result);
+}
+
+void test_convert3ToHexStr3(){
+    //arrange
+    char* result;
+    char expected[] = "3";
+
+    //act
+    result = convertIntToHex(3);
+
+    //assert
+    TEST_ASSERT_EQUAL_STRING(expected, result);
+    free(result);
 }
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