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Unified Diff: src/contrib/physim-wifi/test/physim-wifi-interleaver-test.cc

Issue 2173042: NS-3: New and accurate physical layer for IEEE 802.11 OFDM called PhySim-WiFi
Patch Set: Created 13 years, 6 months ago
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Index: src/contrib/physim-wifi/test/physim-wifi-interleaver-test.cc
===================================================================
new file mode 100644
--- /dev/null
+++ b/src/contrib/physim-wifi/test/physim-wifi-interleaver-test.cc
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2010 Jens Mittag, Stylianos Papanastasiou
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Authors:
+ * Jens Mittag <jens.mittag@kit.edu>
+ * Stylianos Papanastasiou <stylianos@gmail.com>
+ */
+
+#include <itpp/itcomm.h>
+#include "ns3/config.h"
+#include "ns3/log.h"
+#include "ns3/boolean.h"
+#include "ns3/double.h"
+#include "ns3/uinteger.h"
+#include "ns3/object-factory.h"
+#include "ns3/physim-helper.h"
+#include "ns3/random-variable.h"
+#include "physim-wifi-interleaver-test.h"
+#include <string>
+
+using namespace ns3;
+
+NS_LOG_COMPONENT_DEFINE ("PhySimWifiInterleaverTest");
+
+PhySimWifiInterleaverTest::PhySimWifiInterleaverTest ()
+ : TestCase ("PhySim WiFi interleaver test case")
+{
+}
+
+PhySimWifiInterleaverTest::~PhySimWifiInterleaverTest ()
+{
+}
+
+bool
+PhySimWifiInterleaverTest::DoRun (void)
+{
+ SetErrorStatus (false);
+
+ // Provide seed for predictable results
+ SeedManager::SetSeed (1);
+
+ bool success;
+ std::string modes[] = { "OfdmRate3MbpsBW10MHz","OfdmRate4_5MbpsBW10MHz","OfdmRate6MbpsBW10MHz","OfdmRate9MbpsBW10MHz","OfdmRate12MbpsBW10MHz","OfdmRate18MbpsBW10MHz","OfdmRate24MbpsBW10MHz","OfdmRate27MbpsBW10MHz"};
+ for (int i = 0; i < 8; ++i)
+ {
+ success = RunSingle (modes[i]);
+ if (!success)
+ {
+ NS_LOG_DEBUG ("FAIL: Interleaver test for" << modes[i]);
+ }
+ else
+ {
+ NS_LOG_DEBUG ("PASS: Interleaver test for " << modes[i]);
+ }
+ NS_TEST_ASSERT_MSG_EQ ( success, true, "Interlever test failed for " << modes[i] << " : Input bits before interleaving and output bits after de-interleavind do not match");
+ }
+ return false;
+}
+
+bool
+PhySimWifiInterleaverTest::RunSingle (std::string wifiMode)
+{
+ WifiMode mode = wifiMode;
+ uint32_t m_NCBPS = PhySimHelper::GetNCBPS (mode);
+ // create appropriately sized random bits
+ itpp::bvec bits = itpp::randb (m_NCBPS);
+ m_interleaver.SetWifiMode (mode);
+ itpp::bvec interleavedBits = m_interleaver.InterleaveBlock (bits);
+ itpp::bvec deinterleavedBits = itpp::to_bvec (m_interleaver.DeinterleaveBlock (itpp::to_vec (interleavedBits)));
+ return (deinterleavedBits == bits);
+}
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