From aa3b5355cc265094cc682f89595451df502a8790 Mon Sep 17 00:00:00 2001
From: Per A Brodtkorb <per.andreas.brodtkorb@gmail.com>
Date: Wed, 22 Feb 2017 04:11:24 +0100
Subject: [PATCH] Added even more doctests

---
 wafo/integrate.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wafo/integrate.py b/wafo/integrate.py
index d6c7371..6caf4aa 100644
--- a/wafo/integrate.py
+++ b/wafo/integrate.py
@@ -1084,6 +1084,10 @@ class _Quadgr(object):
     >>> np.allclose(q, 3.1415926535897811), err < 1.0e-12
     (True, True)
 
+    >>> q, err = quadgr(lambda x: np.sqrt(4-x**2), 0, 0, abseps=1e-12)
+    >>> np.allclose(q, 0), err < 1.0e-12
+    (True, True)
+
     >>> q, err = quadgr(lambda x: x**-0.75, 0, 1)
     >>> np.allclose(q, 4), err < 1.e-13
     (True, True)