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+# Copyright (c) 2017 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/performance.robot
+| ...
+| Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | PDRCHK
+| ... | NIC_Intel-X520-DA2 | ETH | IP6FWD | BASE | IP6BASE
+| ...
+| Suite Setup | 3-node Performance Suite Setup with DUT's NIC model
+| ... | L3 | Intel-X520-DA2
+| Suite Teardown | 3-node Performance Suite Teardown
+| ...
+| Test Setup | Performance test setup
+| Test Teardown | Performance pdrchk test teardown
+| ...
+| Documentation | *Reference PDR throughput IPv6 routing verify test cases*
+| ...
+| ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology
+| ... | with single links between nodes.
+| ... | *[Enc] Packet Encapsulations:* Eth-IPv6 for IPv6 routing.
+| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with IPv6
+| ... | routing and two static IPv6 /64 route entries. DUT1 and DUT2 tested with
+| ... | 2p10GE NIC X520 Niantic by Intel.
+| ... | *[Ver] TG verification:* In short performance tests, TG verifies
+| ... | DUTs' throughput at ref-PDR (reference Non Drop Rate) with zero packet
+| ... | loss tolerance. Ref-PDR value is periodically updated acording to
+| ... | formula: ref-PDR = 0.9x PDR, where PDR is found in RFC2544 long
+| ... | performance tests for the same DUT configuration. Test packets are
+| ... | generated by TG on links to DUTs. TG traffic profile contains two L3
+| ... | flow-groups (flow-group per direction, 253 flows per flow-group) with
+| ... | all packets containing Ethernet header, IPv6 header and static
+| ... | payload. MAC addresses are matching MAC addresses of the TG node
+| ... | interfaces.
+| ... | *[Ref] Applicable standard specifications:* RFC2544.
+
+*** Variables ***
+# Traffic profile:
+| ${traffic_profile} | trex-sl-3n-ethip6-ip6src253
+
+*** Keywords ***
+| Check PDR for IPv6 routing
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with ${wt} thread, ${wt} phy core,\
+| | ... | ${rxq} receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for ${framesize} Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Arguments] | ${framesize} | ${rate} | ${wt} | ${rxq}
+| | ...
+| | # Test Variables required for test and test teardown
+| | Set Test Variable | ${framesize}
+| | Set Test Variable | ${rate}
+| | ${get_framesize}= | Get Frame Size | ${framesize}
+| | ...
+| | Given Add '${wt}' worker threads and rxqueues '${rxq}' in 3-node single-link topo
+| | And Add PCI devices to DUTs from 3-node single link topology
+| | And Run Keyword If | ${get_framesize} < ${1522}
+| | ... | Add No Multi Seg to all DUTs
+| | And Apply startup configuration on all VPP DUTs
+| | And IPv6 forwarding initialized in a 3-node circular topology
+| | Then Traffic should pass with partial loss | ${perf_trial_duration}
+| | ... | ${rate} | ${framesize} | ${traffic_profile}
+| | ... | ${perf_pdr_loss_acceptance} | ${perf_pdr_loss_acceptance_type}
+
+*** Test Cases ***
+| tc01-78B-1t1c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 1 thread, 1 phy core,\
+| | ... | 1 receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for 78 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 78B | 1T1C | STHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${78} | rate=3.9mpps | wt=1 | rxq=1
+
+| tc02-1518B-1t1c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 1 thread, 1 phy core,\
+| | ... | 1 receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for 1518 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 1518B | 1T1C | STHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${1518} | rate=812743pps | wt=1 | rxq=1
+
+| tc03-9000B-1t1c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 1 thread, 1 phy core,\
+| | ... | 1 receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for 9000 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 9000B | 1T1C | STHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${9000} | rate=138580pps | wt=1 | rxq=1
+
+| tc04-78B-2t2c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 2 threads, 2 phy cores,\
+| | ... | 1 receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for 78 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 78B | 2T2C | MTHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${78} | rate=8.1mpps | wt=2 | rxq=1
+
+| tc05-1518B-2t2c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 2 threads, 2 phy cores,\
+| | ... | 1 receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for 1518 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 1518B | 2T2C | MTHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${1518} | rate=812743pps | wt=2 | rxq=1
+
+| tc06-9000B-2t2c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 2 threads, 2 phy cores,\
+| | ... | 1 receive queue per NIC port.
+| | ... | [Ver] Verify ref-NDR for 9000 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 9000B | 2T2C | MTHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${9000} | rate=138580pps | wt=2 | rxq=1
+
+| tc07-78B-4t4c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 4 threads, 4 phy cores,\
+| | ... | 2 receive queues per NIC port.
+| | ... | [Ver] Verify ref-NDR for 78 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 78B | 4T4C | MTHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${78} | rate=9.4mpps | wt=4 | rxq=2
+
+| tc08-1518B-4t4c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 4 threads, 4 phy cores,\
+| | ... | 2 receive queues per NIC port.
+| | ... | [Ver] Verify ref-NDR for 1518 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 1518B | 4T4C | MTHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${1518} | rate=812743pps | wt=4 | rxq=2
+
+| tc09-9000B-4t4c-ethip6-ip6base-pdrchk
+| | [Documentation]
+| | ... | [Cfg] DUT runs IPv6 routing config with 4 threads, 4 phy cores,\
+| | ... | 2 receive queues per NIC port.
+| | ... | [Ver] Verify ref-NDR for 9000 Byte frames using single trial\
+| | ... | throughput test at 2x ${rate}.
+| | ...
+| | [Tags] | 9000B | 4T4C | MTHREAD
+| | ...
+| | [Template] | Check PDR for IPv6 routing
+| | framesize=${9000} | rate=138580pps | wt=4 | rxq=2