From 4c0b1a76b5cfbffc7181f13bb8b15d03455d4127 Mon Sep 17 00:00:00 2001
From: fzxutar <68406506+fzxutar@users.noreply.github.com>
Date: Fri, 14 Aug 2020 19:58:40 +0800
Subject: [PATCH 1/2] test: add test for fibonacci() function

---
 math/fibonacci.cpp | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/math/fibonacci.cpp b/math/fibonacci.cpp
index e15cfc0cc..2a79a8186 100644
--- a/math/fibonacci.cpp
+++ b/math/fibonacci.cpp
@@ -24,8 +24,39 @@ int fibonacci(unsigned int n) {
     return fibonacci(n - 1) + fibonacci(n - 2);
 }
 
+/**
+ * Function for testing the fibonacci() function with a few
+ * test cases and assert statement.
+ */
+void test() {
+    int test_case_1 = fibonacci(0);
+    assert(test_case_1 == 0);
+    std::cout << "Passed Test 1!" << std::endl;
+
+    int test_case_2 = fibonacci(1);
+    assert(test_case_2 == 1);
+    std::cout << "Passed Test 2!" << std::endl;
+
+    int test_case_3 = fibonacci(2);
+    assert(test_case_3 == 1);
+    std::cout << "Passed Test 3!" << std::endl;
+
+    int test_case_4 = fibonacci(3);
+    assert(test_case_4 == 2);
+    std::cout << "Passed Test 4!" << std::endl;
+
+    int test_case_5 = fibonacci(4);
+    assert(test_case_5 == 3);
+    std::cout << "Passed Test 5!" << std::endl;
+
+    int test_case_6 = fibonacci(15);
+    assert(test_case_6 == 610);
+    std::cout << "Passed Test 6!" << std::endl << std::endl;
+}
+
 /// Main function
 int main() {
+    test();
     int n;
     std::cin >> n;
     assert(n >= 0);

From cc64ca66b0cb6a25f7a820c5747b12669a538263 Mon Sep 17 00:00:00 2001
From: fzxutar <68406506+fzxutar@users.noreply.github.com>
Date: Sat, 15 Aug 2020 12:51:06 +0800
Subject: [PATCH 2/2] [Updated] test: add test for fibonacci() function

Fixed the errors as suggested by the author.
---
 math/fibonacci.cpp | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/math/fibonacci.cpp b/math/fibonacci.cpp
index 2a79a8186..493523b61 100644
--- a/math/fibonacci.cpp
+++ b/math/fibonacci.cpp
@@ -14,7 +14,7 @@
 /**
  * Recursively compute sequences
  */
-int fibonacci(unsigned int n) {
+unsigned int fibonacci(unsigned int n) {
     /* If the input is 0 or 1 just return the same
        This will set the first 2 values of the sequence */
     if (n <= 1)
@@ -27,29 +27,30 @@ int fibonacci(unsigned int n) {
 /**
  * Function for testing the fibonacci() function with a few
  * test cases and assert statement.
- */
-void test() {
-    int test_case_1 = fibonacci(0);
+ * @returns `void`
+*/
+static void test() {
+    unsigned int test_case_1 = fibonacci(0);
     assert(test_case_1 == 0);
     std::cout << "Passed Test 1!" << std::endl;
 
-    int test_case_2 = fibonacci(1);
+    unsigned int test_case_2 = fibonacci(1);
     assert(test_case_2 == 1);
     std::cout << "Passed Test 2!" << std::endl;
 
-    int test_case_3 = fibonacci(2);
+    unsigned int test_case_3 = fibonacci(2);
     assert(test_case_3 == 1);
     std::cout << "Passed Test 3!" << std::endl;
 
-    int test_case_4 = fibonacci(3);
+    unsigned int test_case_4 = fibonacci(3);
     assert(test_case_4 == 2);
     std::cout << "Passed Test 4!" << std::endl;
 
-    int test_case_5 = fibonacci(4);
+    unsigned int test_case_5 = fibonacci(4);
     assert(test_case_5 == 3);
     std::cout << "Passed Test 5!" << std::endl;
 
-    int test_case_6 = fibonacci(15);
+    unsigned int test_case_6 = fibonacci(15);
     assert(test_case_6 == 610);
     std::cout << "Passed Test 6!" << std::endl << std::endl;
 }