From eb50792139f4e00a4afe819385279d46f8d33cea Mon Sep 17 00:00:00 2001
From: Sander Roosendaal <roosendaalsander@gmail.com>
Date: Thu, 13 Dec 2018 17:50:45 +0100
Subject: [PATCH] bug fix

---
 rowers/dataprepnodjango.py |  8 +++++---
 rowers/tests.py            | 20 ++++++++++++++++++--
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/rowers/dataprepnodjango.py b/rowers/dataprepnodjango.py
index 92dccaa2..a6e23bf0 100644
--- a/rowers/dataprepnodjango.py
+++ b/rowers/dataprepnodjango.py
@@ -149,9 +149,11 @@ def create_c2_stroke_data_db(
     totalseconds += duration.second
     totalseconds += duration.microsecond/1.e6
 
-    
-    spm = 60.*nr_strokes/totalseconds
-    
+    try:
+        spm = 60.*nr_strokes/totalseconds
+    except ZeroDivisionError:
+        spm = 20*zeros(nr_strokes)
+        
     step = totalseconds/float(nr_strokes)
 
     elapsed = np.arange(nr_strokes)*totalseconds/(float(nr_strokes-1))
diff --git a/rowers/tests.py b/rowers/tests.py
index 1171ada4..c98ca1de 100644
--- a/rowers/tests.py
+++ b/rowers/tests.py
@@ -1070,13 +1070,29 @@ boattype: 4x
             a = MessageAttachment(message=m,document=a2[6:])
             a.save()
 
+        m = Message(mailbox=workoutsbox,
+                    from_header = u.email,
+                    subject = "3x(5min/2min)/r2 \r2",
+                    body = """
+chart time
+workout water
+                    """)
+        m.save()
+        a2 = 'media/mailbox_attachments/colin2.csv'
+        copyfile('rowers/testdata/emails/colin.csv',a2)
+        a = MessageAttachment(message=m,document=a2[6:])
+        a.save()
+
 
     def tearDown(self):
         for filename in os.listdir('media/mailbox_attachments'):
             path = os.path.join('media/mailbox_attachments/',filename)
             if not os.path.isdir(path):
-                os.remove(path)
-            
+                try:
+                    os.remove(path)
+                except IOError:
+                    pass
+                    
     @patch('requests.get', side_effect=mocked_requests)
     def test_emailprocessing(self, mock_get):
         out = StringIO()