Add tests for two more "no cover" blocks

nilmdb/utils/mustclose.py

@@ -38,7 +38,7 @@ def must_close(errorfile = sys.stderr, wrap_verify = False):
                     fprintf(errorfile, "error: %s.close() wasn't called!\n",
                             self.__class__.__name__)
                 return orig(self, *args, **kwargs)
-            except: # pragma: no cover
+            except:
                 pass
 
         @wrap_class_method

nilmdb/utils/timer.py

@@ -16,7 +16,7 @@ def Timer(name = None, tosyslog = False):
     yield
     elapsed = int((time.time() - start) * 1000)
     msg = (name or 'elapsed') + ": " + str(elapsed) + " ms"
-    if tosyslog: # pragma: no cover
+    if tosyslog:
         import syslog
         syslog.syslog(msg)
     else:

tests/test_mustclose.py

@@ -115,3 +115,7 @@ class TestMustClose(object):
         del w
         eq_(err.getvalue(), "")
 
+        # Test errors during __del__, by closing stderr so the fprintf fails
+        r = Foo("hi")
+        err.close()
+        del r

tests/test_nilmdb.py

@@ -41,6 +41,8 @@ class Test00Nilmdb(object):  # named 00 so it runs first
         sys.stdout = capture
         with nilmdb.utils.Timer("test"):
             time.sleep(0.01)
+        with nilmdb.utils.Timer("test syslog", tosyslog=True):
+            time.sleep(0.01)
         sys.stdout = old
         in_("test: ", capture.getvalue())