From d6d63b87d16403eb890a1090fe98d743d65d9b5c Mon Sep 17 00:00:00 2001
From: Evangelos Voyiatzis <evoyiatzis@gmail.com>
Date: Sun, 22 Sep 2024 20:05:32 +0200
Subject: [PATCH] unit test for extract() in  angle-class2.yaml

---
 unittest/force-styles/tests/angle-class2.yaml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/unittest/force-styles/tests/angle-class2.yaml b/unittest/force-styles/tests/angle-class2.yaml
index ae2e3ff5ee..8901157d17 100644
--- a/unittest/force-styles/tests/angle-class2.yaml
+++ b/unittest/force-styles/tests/angle-class2.yaml
@@ -23,7 +23,11 @@ angle_coeff: ! |
   3  ba  10.0 10.0 1.5 1.5
   4  ba   0.0 20.0 1.5 1.5
 equilibrium: 4 1.9216075064457565 1.9373154697137058 2.0943951023931953 1.8936822384138474
-extract: ! ""
+extract: ! |
+  k2 1
+  k3 1
+  k4 1
+  theta0 1
 natoms: 29
 init_energy: 46.44089683774903
 init_stress: ! |2-