diff --git a/pytests/test_socket.py b/pytests/test_socket.py
new file mode 100644
index 00000000..1f1c4cc3
--- /dev/null
+++ b/pytests/test_socket.py
@@ -0,0 +1,31 @@
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See LICENSE in the project root
+# for license information.
+
+import pytest
+from ptvsd.socket import create_server, shut_down
+
+
+class TestSocketServerReuse(object):
+    HOST1 = '127.0.0.1'
+    HOST2 = '127.0.0.2'
+    PORT1 = 7890
+
+    def test_reuse_same_address_port(self):
+        try:
+            sock1 = create_server(self.HOST1, self.PORT1)
+            with pytest.raises(Exception):
+                create_server(self.HOST1, self.PORT1)
+            assert sock1.getsockname() == (self.HOST1, self.PORT1)
+        finally:
+            shut_down(sock1)
+
+    def test_reuse_same_port(self):
+        try:
+            sock1 = create_server(self.HOST1, self.PORT1)
+            sock2 = create_server(self.HOST2, self.PORT1)
+            assert sock1.getsockname() == (self.HOST1, self.PORT1)
+            assert sock2.getsockname() == (self.HOST2, self.PORT1)
+        finally:
+            shut_down(sock1)
+            shut_down(sock2)