From 586ac1aee190bb21d2115811fefc9f9c867f2c46 Mon Sep 17 00:00:00 2001
From: Krishna Vedala <7001608+kvedala@users.noreply.github.com>
Date: Thu, 4 Jun 2020 13:59:24 -0400
Subject: [PATCH] run tests when no input is provided and skip tests when input
 polynomial is provided

---
 numerical_methods/durand_kerner_roots.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/numerical_methods/durand_kerner_roots.cpp b/numerical_methods/durand_kerner_roots.cpp
index a970829ca..13e79dbd9 100644
--- a/numerical_methods/durand_kerner_roots.cpp
+++ b/numerical_methods/durand_kerner_roots.cpp
@@ -257,10 +257,9 @@ void test2() {
  * will find roots of the polynomial \f$1\cdot x^2 + 0\cdot x^1 + (-4)=0\f$
  **/
 int main(int argc, char **argv) {
-    test1();
-    test2();
-
     if (argc < 2) {
+        test1();  // run tests when no input is provided
+        test2();  // and skip tests when input polynomial is provided
         std::cout << "Please pass the coefficients of the polynomial as "
                      "commandline "
                      "arguments.\n";