DropRateSearch library

- linear search
- t-rex DropRateSearch implementation
- long perf bridge_domain test
- introduced PERFORMANCE_SHORT, PERFORMANCE_LONG test tags

Change-Id: I497b72f3e6d58a67ca5a386403d1e84dcf433ec4
Signed-off-by: Miroslav Miklus <mmiklus@cisco.com>

4 files changed, 72 insertions, 6 deletions

diff --git a/tests/suites/performance/long_bridge_domain.robot b/tests/suites/performance/long_bridge_domain.robot
new file mode 100644
index 0000000000..43076b38aa
--- /dev/null
+++ b/tests/suites/performance/long_bridge_domain.robot
@@ -0,0 +1,66 @@
+# Copyright (c) 2016 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+*** Settings ***
+| Resource | resources/libraries/robot/default.robot
+| Resource | resources/libraries/robot/interfaces.robot
+| Resource | resources/libraries/robot/bridge_domain.robot
+| Resource | resources/libraries/robot/performance.robot
+| Resource | resources/libraries/robot/counters.robot
+| Library | resources.libraries.python.TrafficGenerator
+| Library | resources.libraries.python.TrafficGenerator.TGDropRateSearchImpl
+| Library | resources.libraries.python.NodePath
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | PERFTEST_LONG
+| Suite Setup | 3-node Performance Suite Setup
+| Suite Teardown | 3-node Performance Suite Teardown
+| Test Setup | Setup all DUTs before test
+| Test Teardown  | Run Keyword If Test Failed | Show statistics on all DUTs
+| Documentation | Throughput search suite (long running test suite based on RFC2544).
+
+*** Test Cases ***
+| Find NDR by using linear search and 64B frames through bridge domain in 3-node topology
+| | Given L2 bridge domain initialized in a 3-node circular topology
+| | Then Find NDR using linear search and pps | 64 | 4600000 | 100000
+| | ...                                       | 3-node-bridge | 14000000 | 100000
+
+*** Keywords ***
+
+| 3-node Performance Suite Setup
+| | 3-node circular Topology Variables Setup
+| | Initialize traffic generator | ${tg} | ${tg_if1} | ${tg_if2}
+| | ...                          | ${dut1} | ${dut1_if1} | ${dut1_if2}
+| | ...                          | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | ...                          | L2
+
+| 3-node Performance Suite Teardown
+| | Teardown traffic generator | ${tg}
+
+| L2 bridge domain initialized in a 3-node circular topology
+| | Vpp l2bd forwarding setup | ${dut1} | ${dut1_if1} | ${dut1_if2}
+| | Vpp l2bd forwarding setup | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | All Vpp Interfaces Ready Wait | ${nodes}
+
+| Find NDR using linear search and pps
+| | [Arguments] | ${framesize} | ${start_rate} | ${step_rate}
+| | ...         | ${topology_type} | ${min_rate} | ${max_rate}
+| | Set Duration | 60
+| | Set Search Rate Boundaries | 14000000 | 100000
+| | Set Search Linear Step | ${step_rate}
+| | Set Search Rate Type pps
+| | Linear Search | ${start_rate} | ${topology_type}
+| | ${result_rate}= | Verify Search Result
+| | Set Test Message | FINAL_RATE: ${result_rate} pps
+
+| Show statistics on all DUTs
+| | Sleep | 10 | Waiting for statistics to be collected
+| | Vpp show stats | ${dut1}
+| | Vpp show stats | ${dut2}
diff --git a/tests/suites/performance/short_bridge_domain.robot b/tests/suites/performance/short_bridge_domain.robot
index 669450307b..96a8be3323 100644
--- a/tests/suites/performance/short_bridge_domain.robot
+++ b/tests/suites/performance/short_bridge_domain.robot
@@ -18,7 +18,7 @@
 | Resource | resources/libraries/robot/counters.robot
 | Library | resources.libraries.python.TrafficGenerator
 | Library | resources.libraries.python.NodePath
-| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | PERFTEST_SHORT
 | Suite Setup | 3-node Performance Suite Setup
 | Suite Teardown | 3-node Performance Suite Teardown
 | Test Setup | Setup all DUTs before test
@@ -56,7 +56,7 @@
 
 | Traffic should pass with no loss
 | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type}
-| | Send traffic on | ${nodes} | ${duration}
+| | Send traffic on | ${tg} | ${duration}
 | | ...             | ${rate} | ${framesize} | ${topology_type}
 | | No traffic loss occured
 
diff --git a/tests/suites/performance/short_ipv4.robot b/tests/suites/performance/short_ipv4.robot
index d89039e849..067646b4f8 100644
--- a/tests/suites/performance/short_ipv4.robot
+++ b/tests/suites/performance/short_ipv4.robot
@@ -22,7 +22,7 @@
 | Library | resources.libraries.python.InterfaceUtil
 | Library | resources.libraries.python.IPv4Setup.Dut | ${nodes['DUT1']} | WITH NAME | dut1_v4
 | Library | resources.libraries.python.IPv4Setup.Dut | ${nodes['DUT2']} | WITH NAME | dut2_v4
-| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | PERFTEST_SHORT
 | Suite Setup | 3-node Performance Suite Setup
 | Suite Teardown | 3-node Performance Suite Teardown
 | Test Setup | Setup all DUTs before test
@@ -78,7 +78,7 @@
 
 | Traffic should pass with no loss
 | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type}
-| | Send traffic on | ${nodes} | ${duration}
+| | Send traffic on | ${tg} | ${duration}
 | | ...             | ${rate} | ${framesize} | ${topology_type}
 | | No traffic loss occured
 
diff --git a/tests/suites/performance/short_xconnect.robot b/tests/suites/performance/short_xconnect.robot
index 7c33d4f545..7eff81cdce 100644
--- a/tests/suites/performance/short_xconnect.robot
+++ b/tests/suites/performance/short_xconnect.robot
@@ -19,7 +19,7 @@
 | Library | resources.libraries.python.TrafficGenerator
 | Library | resources.libraries.python.InterfaceUtil
 | Library | resources.libraries.python.NodePath
-| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV| PERFTEST_SHORT
 | Suite Setup | 3-node Performance Suite Setup
 | Suite Teardown | 3-node Performance Suite Teardown
 | Test Setup | Setup all DUTs before test
@@ -57,7 +57,7 @@
 
 | Traffic should pass with no loss
 | | [Arguments] | ${duration} | ${rate} | ${framesize} | ${topology_type}
-| | Send traffic on | ${nodes} | ${duration}
+| | Send traffic on | ${tg} | ${duration}
 | | ...             | ${rate} | ${framesize} | ${topology_type}
 | | No traffic loss occured