[dts] [PATCH] tests: Add TestSuite_unit_tests_loopback.py

[Peng Yuan <yuan.peng@intel.com>]

Add TestSuite_unit_tests_loopback.py to tests

Signed-off-by: Peng Yuan <yuan.peng@intel.com>

diff --git a/tests/TestSuite_unit_tests_loopback.py b/tests/TestSuite_unit_tests_loopback.py
new file mode 100644
index 0000000..fa5b94d
--- /dev/null
+++ b/tests/TestSuite_unit_tests_loopback.py
@@ -0,0 +1,143 @@
+# BSD LICENSE
+#
+# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+#   * Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+#   * Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in
+#     the documentation and/or other materials provided with the
+#     distribution.
+#   * Neither the name of Intel Corporation nor the names of its
+#     contributors may be used to endorse or promote products derived
+#     from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""
+DPDK Test suite.
+
+This TestSuite runs the unit tests included in DPDK for X710/XL710/XXV710 lookback mode.
+"""
+
+import utils
+import re
+import time
+from test_case import TestCase
+
+#
+#
+# Test class.
+#
+
+
+class TestUnitTestsPmdPerf(TestCase):
+
+    #
+    #
+    #
+    # Test cases.
+    #
+
+    def set_up_all(self):
+        """
+        Run at the start of each test suite.
+
+        Power Prerequisites
+        """
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
+        localPort = self.tester.get_local_port(self.dut_ports[0])
+        self.tester_itf = self.tester.get_interface(localPort)
+
+        [self.arch, machine, env, toolchain] = self.target.split('-')
+        self.verify(self.arch in ["x86_64", "arm64"], "pmd perf request running in x86_64 or arm64")
+        self.max_traffic_burst = self.get_max_traffic_burst()
+        self.dut.send_expect("sed -i -e 's/#define MAX_TRAFFIC_BURST              %s/#define MAX_TRAFFIC_BURST              32/' test/test/test_pmd_perf.c" % self.max_traffic_burst, "# ", 30)
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+
+    def get_max_traffic_burst(self):
+        pmd_file = self.dut.send_expect("cat test/test/test_pmd_perf.c", "# ", 30)
+        result_scanner = r"#define MAX_TRAFFIC_BURST\s+([0-9]+)"
+        scanner = re.compile(result_scanner, re.DOTALL)
+        m = scanner.search(pmd_file)
+        max_traffic_burst = m.group(1)
+        return max_traffic_burst
+
+    def test_loopback_mode(self):
+        """
+        Run pmd stream control mode burst test case.
+        """
+        self.dut.send_expect("sed -i -e 's/lpbk_mode = 0/lpbk_mode = 1/' test/test/test_pmd_perf.c", "# ", 30)
+        self.dut.send_expect("cd test/test", "# ")
+        self.dut.send_expect("make", "# ", 120)
+        self.dut.send_expect("cd /root/dpdk", "# ")
+
+        self.tester.send_expect("rm -rf ./getPackageByTcpdump.cap", "#")
+        self.tester.send_expect("tcpdump -i %s -w ./getPackageByTcpdump.cap 2> /dev/null& " % self.tester_itf, "#")
+        self.dut.send_expect("./test/test/test -n 1 -c f", "R.*T.*E.*>.*>", 60)
+        out = self.dut.send_expect("pmd_perf_autotest", "RTE>>", 120)
+        print out
+        self.dut.send_expect("quit", "# ")
+
+        self.verify("Test OK" in out, "Test failed")
+        self.tester.send_expect("killall tcpdump", "#")
+        tester_out = self.tester.send_expect("tcpdump -nn -e -v -r ./getPackageByTcpdump.cap", "#")
+        self.verify("ethertype" not in tester_out, "Test failed")
+
+    def test_link_mode(self):
+        """
+        Run pmd stream control mode burst test case.
+        """
+        self.dut.send_expect("sed -i -e 's/lpbk_mode = 1/lpbk_mode = 0/' test/test/test_pmd_perf.c", "# ", 30)
+        self.dut.send_expect("cd test/test", "# ")
+        self.dut.send_expect("make", "# ", 120)
+        self.dut.send_expect("cd /root/dpdk", "# ")
+
+        self.tester.send_expect("rm -rf ./getPackageByTcpdump.cap", "#")
+        self.tester.send_expect("tcpdump -i %s -w ./getPackageByTcpdump.cap 2> /dev/null& " % self.tester_itf, "#")
+        self.dut.send_expect("./test/test/test -n 1 -c f", "R.*T.*E.*>.*>", 60)
+        self.dut.send_command("pmd_perf_autotest", 30)
+        # There is no packet loopback, so the test is hung.
+        # It needs to kill the process manually. 
+        self.dut.kill_all()
+        self.tester.send_expect("killall tcpdump", "#")
+        tester_out = self.tester.send_expect("tcpdump -nn -e -v -r ./getPackageByTcpdump.cap", "#")
+        self.verify("ethertype" in tester_out, "Test failed")
+
+    def tear_down(self):
+        """
+        Run after each test case.
+        """
+        self.dut.kill_all()
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        self.dut.send_expect("sed -i -e 's/lpbk_mode = 0/lpbk_mode = 1/' test/test/test_pmd_perf.c", "# ", 30)
+        self.dut.send_expect("sed -i -e 's/#define MAX_TRAFFIC_BURST              32/#define MAX_TRAFFIC_BURST              %s/' test/test/test_pmd_perf.c" % self.max_traffic_burst, "# ", 30)
+        self.dut.send_expect("cd test/test", "# ")
+        self.dut.send_expect("make", "# ", 30)
+        self.dut.send_expect("cd /root/dpdk", "# ")
+        self.dut.kill_all()
-- 
2.5.0