test: add registry.getBootstrap

re6st/tests/test_unit/test_registry.py

@@ -17,9 +17,9 @@ from re6st import registry
 from re6st import ctl
 from re6st.tests.tools import *
 
-# TODO test for request_dump, requestToken, getNetworkConfig, getBoostrapPeer
-# getIPV4Information
+# TODO test for request_dump, requestToken, getNetworkConfig, getIPv6Address
 
+# getIPV4Information seems useless
 
 def load_config(filename="registry.json"):
     with open(filename) as f:
@@ -53,7 +53,10 @@ def select_side_effect(rlist, wlist, elist, timeout):
 select_side_effect.i = 0
 
 # TODO function for get a unique prefix
-
+def new_prefix(length=16):
+    new_prefix.i += 1
+    return format(new_prefix.i, "0%ib" % length)
+new_prefix.i = 0
 
 class TestRegistryServer(unittest.TestCase):
     @classmethod
@@ -337,6 +340,47 @@ class TestRegistryServer(unittest.TestCase):
 
         self.assertEqual(res, "other msg")
 
+    @patch("re6st.registry.RegistryServer._queryAddress")
+    @patch("re6st.registry.RegistryServer.request_dump", Mock())
+    def test_getBootstrapPeer(self, query):
+        """call request dump situation"""
+        assert hasattr(self.server, "peers")
+        peers_back = self.server.peers
+        self.server.peers = 0, None
+        cn = new_prefix()
+        pkey, _ = insert_cert(self.server.db, self.server.cert, cn)
+        self.server.sessions[cn] = [(0,7)]
+        query.return_value = expect_msg = "address"
+        self.server.ctl.neighbours =  neigh = {}
+        # peers while looke like [0, 1, 2, 3, 4], have 5 peer
+        for i in 1,2,3,4:
+            neigh[i] =  (i, {format(i,"016b"):i})
+
+
+        msg = self.server.getBootstrapPeer(cn)
+
+        msg = decrypt(pkey, msg)
+        peer, msg = msg.split()
+        self.assertEqual(msg, expect_msg)
+        self.assertNotIn(peer, self.server.peers)
+        self.assertEqual(len(self.server.peers[1]), 4)
+        self.peers = peers_back
+
+    @patch("re6st.registry.RegistryServer._queryAddress")
+    def test_getBoostgetBootstrapPeer_not_dump(self, query):
+        """skip the request dump situation, and msg is None"""
+        assert hasattr(self.server, "peers")
+        peers_back = self.server.peers
+        self.server.peers = time.time() + 60, [self.server.prefix]
+        cn = new_prefix()
+        query.return_value = None
+
+        res = self.server.getBootstrapPeer(cn)
+
+        self.assertIsNone(res)
+        query.assert_called_once_with(self.server.prefix)
+        self.peers = peers_back
+
     @patch('re6st.registry.RegistryServer.updateNetworkConfig')
     def test_revoke(self, mock_func):
         # case: no ValueError