Allow to test against real server.

slapos/libnetworkcachetests.py

@@ -160,13 +160,14 @@ class OnlineMixin:
   def setUp(self):
     self.host = "127.0.0.1"
     self.port = 8080
-    self.tree = tempfile.mkdtemp()
-    self._start_nc()
     self.url = 'http://%s:%s/' % (self.host, self.port)
     self.shacache = os.environ.get('TEST_SHA_CACHE',
       self.url + 'shacache')
     self.shadir = os.environ.get('TEST_SHA_DIR',
       self.url + 'shadir')
+    if not 'TEST_SHA_CACHE' in os.environ and not 'TEST_SHA_DIR' in os.environ:
+      self.tree = tempfile.mkdtemp()
+      self._start_nc()
     self.test_data = tempfile.TemporaryFile()
     self.test_string = str(random.random())
     self.test_data.write(self.test_string)
@@ -175,14 +176,15 @@ class OnlineMixin:
     self.test_data.seek(0)
 
   def tearDown(self):
-    try:
-      httplib.HTTPConnection(self.host, self.port).request('KILL', '/')
-    except Exception:
-      pass
-
-    if self.thread is not None:
-      self.thread.join()
-    shutil.rmtree(self.tree)
+    if not 'TEST_SHA_CACHE' in os.environ and not 'TEST_SHA_DIR' in os.environ:
+      try:
+        httplib.HTTPConnection(self.host, self.port).request('KILL', '/')
+      except Exception:
+        pass
+
+      if self.thread is not None:
+        self.thread.join()
+      shutil.rmtree(self.tree)
 
 class OnlineTest(OnlineMixin, unittest.TestCase):
   """Online tests against real HTTP server"""