1 files changed, 141 insertions, 0 deletions
diff --git a/gr-network/python/network/qa_socket_pdu.py b/gr-network/python/network/qa_socket_pdu.py
new file mode 100644
index 0000000000..136f7e4cc6
--- /dev/null
+++ b/gr-network/python/network/qa_socket_pdu.py
@@ -0,0 +1,141 @@
+#!/usr/bin/env python
+#
+# Copyright 2013 Free Software Foundation, Inc.
+#
+# This file is part of GNU Radio
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+#
+
+
+from gnuradio import gr, gr_unittest, blocks, pdu
+from gnuradio import network
+import random
+import pmt
+import time
+
+
+class qa_socket_pdu (gr_unittest.TestCase):
+
+    def setUp(self):
+        random.seed(0)
+        self.tb = gr.top_block()
+
+    def tearDown(self):
+        self.tb = None
+
+    def test_001(self):
+        # Test that blocks can be created and destroyed without hanging
+        port = str(random.Random().randint(0, 30000) + 10000)
+        self.pdu_send = network.socket_pdu("UDP_CLIENT", "localhost", port)
+        self.pdu_recv = network.socket_pdu("UDP_SERVER", "localhost", port)
+        self.pdu_send = None
+        self.pdu_recv = None
+
+    def test_002(self):
+        # Send a PDU through a pair of UDP sockets
+        port = str(random.Random().randint(0, 30000) + 10000)
+        srcdata = (0x64, 0x6f, 0x67, 0x65)
+        data = pmt.init_u8vector(srcdata.__len__(), srcdata)
+        pdu_msg = pmt.cons(pmt.PMT_NIL, data)
+
+        self.pdu_source = blocks.message_strobe(pdu_msg, 500)
+        self.pdu_recv = network.socket_pdu("UDP_SERVER", "localhost", port)
+        self.pdu_send = network.socket_pdu("UDP_CLIENT", "localhost", port)
+
+        self.dbg = blocks.message_debug()
+
+        self.tb.msg_connect(self.pdu_source, "strobe", self.pdu_send, "pdus")
+        self.tb.msg_connect(self.pdu_recv, "pdus", self.dbg, "store")
+
+        self.tb.start()
+        time.sleep(1)
+        self.tb.stop()
+        self.tb.wait()
+        self.pdu_send = None
+        self.pdu_recv = None
+
+        received = self.dbg.get_message(0)
+        received_data = pmt.cdr(received)
+        msg_data = []
+        for i in range(4):
+            msg_data.append(pmt.u8vector_ref(received_data, i))
+        self.assertEqual(srcdata, tuple(msg_data))
+
+    def test_003(self):
+        # Test that block stops when interacting with streaming interface
+        port = str(random.Random().randint(0, 30000) + 10000)
+        srcdata = (
+            0x73,
+            0x75,
+            0x63,
+            0x68,
+            0x74,
+            0x65,
+            0x73,
+            0x74,
+            0x76,
+            0x65,
+            0x72,
+            0x79,
+            0x70,
+            0x61,
+            0x73,
+            0x73)
+        tag_dict = {"offset": 0}
+        tag_dict["key"] = pmt.intern("len")
+        tag_dict["value"] = pmt.from_long(8)
+        tag1 = gr.python_to_tag(tag_dict)
+        tag_dict["offset"] = 8
+        tag2 = gr.python_to_tag(tag_dict)
+        tags = [tag1, tag2]
+
+        src = blocks.vector_source_b(srcdata, False, 1, tags)
+        ts_to_pdu = pdu.tagged_stream_to_pdu(gr.types.byte_t, "len")
+        pdu_send = network.socket_pdu("UDP_CLIENT", "localhost", "4141")
+        #pdu_recv = network.socket_pdu("UDP_SERVER", "localhost", port)
+        pdu_to_ts = pdu.pdu_to_tagged_stream(gr.types.byte_t, "len")
+        head = blocks.head(gr.sizeof_char, 10)
+        sink = blocks.vector_sink_b(1)
+
+        self.tb.connect(src, ts_to_pdu)
+        self.tb.msg_connect(ts_to_pdu, "pdus", pdu_send, "pdus")
+        # a UDP socket connects pdu_send to pdu_recv
+        # TODO: test that the recv socket can be destroyed from downstream
+        # that signals DONE. Also that we get the PDUs we sent
+        #self.tb.msg_connect(pdu_recv, "pdus", pdu_to_ts, "pdus")
+        #self.tb.connect(pdu_to_ts, head, sink)
+        self.tb.run()
+
+    def test_004(self):
+        # Test that the TCP server can stream PDUs <= the MTU size.
+        port = str(random.Random().randint(0, 30000) + 10000)
+        mtu = 10000
+        srcdata = tuple(x % 256 for x in range(mtu))
+        data = pmt.init_u8vector(srcdata.__len__(), srcdata)
+        pdu_msg = pmt.cons(pmt.PMT_NIL, data)
+
+        self.pdu_source = blocks.message_strobe(pdu_msg, 500)
+        self.pdu_send = network.socket_pdu("TCP_SERVER", "localhost", port, mtu)
+        self.pdu_recv = network.socket_pdu("TCP_CLIENT", "localhost", port, mtu)
+        self.pdu_sink = blocks.message_debug()
+
+        self.tb.msg_connect(self.pdu_source, "strobe", self.pdu_send, "pdus")
+        self.tb.msg_connect(self.pdu_recv, "pdus", self.pdu_sink, "store")
+
+        self.tb.start()
+        time.sleep(1)
+        self.tb.stop()
+        self.tb.wait()
+
+        received = self.pdu_sink.get_message(0)
+        received_data = pmt.cdr(received)
+        msg_data = []
+        for i in range(mtu):
+            msg_data.append(pmt.u8vector_ref(received_data, i))
+        self.assertEqual(srcdata, tuple(msg_data))
+
+
+if __name__ == '__main__':
+    gr_unittest.run(qa_socket_pdu)