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# 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
*** Test Cases ***
| Find NDR by using binary 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 binary search and pps | 64 | 100000 | 14000000
| | ... | 3-node-bridge | 100000 | 14000000
*** 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 binary search and pps
| | [Arguments] | ${framesize} | ${binary_min} | ${binary_max}
| | ... | ${topology_type} | ${min_rate} | ${max_rate}
| | Set Duration | 10
| | Set Search Rate Boundaries | ${max_rate} | ${min_rate}
| | Set Search Rate Type pps
| | Set Binary Convergence Threshold | 50000
| | Binary Search | ${binary_min} | ${binary_max} | ${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}
|
