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.. This work is licensed under a Creative Commons Attribution 4.0 International License.
-.. SPDX-License-Identifier: CC-BY-4.0
+.. http://creativecommons.org/licenses/by/4.0
+.. (c) Christopher Price (Ericsson AB)
-***********************
-Testing developer guide
-***********************
+========================
+Test Framework Overview
+========================
.. toctree::
- :numbered:
:maxdepth: 2
-
-============
-Introduction
-============
-
-The OPNFV testing ecosystem is wide.
-
-The goal of this guide consists in providing some guidelines for new developers
-involved in test areas.
-
-For the description of the ecosystem, see `[1]`_.
-
-
-=================
-Developer journey
-=================
-
-Be involved in the testing group
-================================
-
-Best practices
-==============
-
-Unit tests
-----------
-
-Dockerization
--------------
-
-API
----
-
-CLI
----
-
-Traffic generators
-------------------
-
-Towards a pseudo micro services approach
-----------------------------------------
-
-======================================
-Testing group configuration parameters
-======================================
-
-
-Testing categories
-==================
-
-The testing group defined several categories also known as tiers. These
-categories can be used to group test suites.
-
-+----------------+-------------------------------------------------------------+
-| Healthcheck | Simple and quick healthcheck tests case |
-+----------------+-------------------------------------------------------------+
-| Smoke | Set of smoke test cases/suites to validate the release |
-+----------------+-------------------------------------------------------------+
-| Features | Test cases that validate a specific feature on top of OPNFV.|
-| | Those come from Feature projects and need a bit of support |
-| | for integration |
-+----------------+-------------------------------------------------------------+
-| Components | Tests on a specific component (e.g. OpenStack, OVS, DPDK,..)|
-| | It may extend smoke tests |
-+----------------+-------------------------------------------------------------+
-| Performance | Performance qualification |
-+----------------+-------------------------------------------------------------+
-| VNF | Test cases related to deploy an open source VNF including |
-| | an orchestrator |
-+----------------+-------------------------------------------------------------+
-| Stress | Stress and robustness tests |
-+----------------+-------------------------------------------------------------+
-| In Service | In service testing |
-+----------------+-------------------------------------------------------------+
-
-Testing domains
-===============
-
-The domains deal with the technical scope of the tests. It shall correspond to
-domains defined for the certification program:
-
- * compute
- * network
- * storage
- * hypervisor
- * container
- * vim
- * mano
- * vnf
- * ...
-
-Testing coverage
-=================
-One of the goals of the testing working group is to identify the poorly covered
-areas and avoid testing overlap.
-Ideally based on the declaration of the test cases, through the tags, domains
-and tier fields, it shall be possible to create heuristic maps.
-
-
-==============================
-Testing group generic enablers
-==============================
-
-
-TestAPI framework
-=================
-
-The OPNFV testing group created a test collection database to collect
-the test results from CI:
-
-
- http://testresults.opnfv.org/test/swagger/spec.html
-
-Any test project running on any lab integrated in CI can push the
-results to this database.
-This database can be used to see the evolution of the tests and compare
-the results versus the installers, the scenarios or the labs.
-It is used to produce a dashboard with the current test status of the project.
-
-
-Overall Architecture
---------------------
-The Test result management can be summarized as follows::
-
- +-------------+ +-------------+ +-------------+
- | | | | | |
- | Test | | Test | | Test |
- | Project #1 | | Project #2 | | Project #N |
- | | | | | |
- +-------------+ +-------------+ +-------------+
- | | |
- V V V
- +-----------------------------------------+
- | |
- | Test Rest API front end |
- | |
- +-----------------------------------------+
- A |
- | V
- | +-------------------------+
- | | |
- | | Test Results DB |
- | | Mongo DB |
- | | |
- | +-------------------------+
- |
- |
- +----------------------+
- | |
- | test Dashboard |
- | |
- +----------------------+
-
-TestAPI description
--------------------
-The TestAPI is used to declare pods, projects, test cases and test
-results. Pods are the sets of bare metal or virtual servers and networking
-equipments used to run the tests.
-
-The results pushed in the database are related to pods, projects and test cases.
-If you try to push results of test done on non referenced pod, the API will
-return an error message.
-
-An additional method dashboard has been added to post-process
-the raw results in release Brahmaputra (deprecated in Colorado).
-
-The data model is very basic, 5 objects are created:
-
- * Pods
- * Projects
- * Testcases
- * Results
- * Scenarios
-
-The code of the API is hosted in the releng repository `[6]`_.
-The static documentation of the API can be found at `[7]`_.
-The TestAPI has been dockerized and may be installed locally in your
-lab. See `[15]`_ for details.
-
-The deployment of the TestAPI has been automated.
-A jenkins job manages:
-
- * the unit tests of the TestAPI
- * the creation of a new docker file
- * the deployment of the new TestAPI
- * the archive of the old TestAPI
- * the backup of the Mongo DB
-
-TestAPI Authorization
-~~~~~~~~~~~~~~~~~~~~~
-
-PUT/DELETE/POST operations of the TestAPI now require token based authorization. The token needs
-to be added in the request using a header 'X-Auth-Token' for access to the database.
-
-e.g::
- headers['X-Auth-Token']
-
-The value of the header i.e the token can be accessed in the jenkins environment variable
-*TestApiToken*. The token value is added as a masked password.
-
-.. code-block:: python
-
- headers['X-Auth-Token'] = os.environ.get('TestApiToken')
-
-The above example is in Python. Token based authentication has been added so that only ci pods
-jenkins job can have access to the database.
-
-Please note that currently token authorization is implemented but is not yet enabled.
-
-Reporting
-=========
-
-An automatic reporting page has been created in order to provide a
-consistent view of the scenarios.
-
-In this page, each scenario is evaluated according to test criteria.
-The code for the automatic reporting is available at `[8]`_.
-
-The results are collected from the centralized database every day and,
-per scenario. A score is calculated based on the results from the last
-10 days.
-
-Dashboard
-=========
-
-Dashboard is used to provide a consistent view of the results collected in CI.
-The results showed on the dashboard are post processed from the Database,
-which only contains raw results.
-
-It can be used in addition of the reporting page (high level view) to allow
-the creation of specific graphs according to what the test owner wants to show.
-
-In Brahmaputra, a basic home made dashboard was created in Functest.
-In Colorado, Yardstick adopted Grafana (time based graphs) and ELK (complex
-graphs).
-Since Danube, the testing community decided to adopt ELK framework and to rely
-on bitergia. It was not implemented for Danube but it is planned for Euphrates.
-
-Bitergia already provides a dashboard for code and infrastructure.
-A new Test tab will be added. The dataset will be built by consuming
-the TestAPI.
-
-See `[3]`_ for details.
-
-
-=======
-How TOs
-=======
-
-Where can I find information on the different test projects?
-===========================================================
-
-
-How can I contribute to a test project?
-=======================================
-
-
-Where can I find hardware resources?
-====================================
-
-
-How do I integrate my tests in CI?
-==================================
-
-
-How to declare my tests in the test Database?
-=============================================
-
-
-How to push your results into the Test Database?
-================================================
-
-The test database is used to collect test results. By default it is
-enabled only for CI tests from Production CI pods.
-
-Please note that it is possible to create your own local database.
-
-A dedicated database is for instance created for each plugfest.
-
-The architecture and associated API is described in previous chapter.
-If you want to push your results from CI, you just have to call the API
-at the end of your script.
-
-You can also reuse a python function defined in functest_utils.py `[5]`_
-
-
-Where can I find the documentation on the test API?
-===================================================
-
-http://artifacts.opnfv.org/releng/docs/testapi.html
-
-
-
-I have tests, to which category should I declare them?
-======================================================
-
-
-
-The main ambiguity could be between features and VNF.
-In fact sometimes you have to spawn VMs to demonstrate the capabilities of the
-feature you introduced.
-We recommend to declare your test in the feature category.
-
-VNF category is really dedicated to test including:
-
- * creation of resources
- * deployement of an orchestrator/VNFM
- * deployment of the VNF
- * test of the VNFM
- * free resources
-
-The goal is not to study a particular feature on the infrastructure but to have
-a whole end to end test of a VNF automatically deployed in CI.
-Moreover VNF are run in weekly jobs (one a week), feature tests are in daily
-jobs and use to get a scenario score.
-
-Where are the logs of CI runs?
-==============================
-
-Logs and configuration files can be pushed to artifact server from the CI under
-http://artifacts.opnfv.org/<project name>
-
-
-==========
-References
-==========
-
-_`[1]`: http://docs.opnfv.org/en/stable-danube/testing/ecosystem/overview.html
-
-_`[2]`: http://www.opnfv.org
-
-_`[3]`: https://wiki.opnfv.org/display/testing/Result+alignment+for+ELK+post-processing
-
-_`[4]`: https://wiki.opnfv.org/display/INF/CI+Scenario+Naming
-
-_`[5]`: https://git.opnfv.org/functest/tree/functest/utils/functest_utils.py#176
-
-_`[6]`: https://git.opnfv.org/functest/tree/releng
-
-_`[7]`: http://artifacts.opnfv.org/releng/docs/testapi.html
-
-
-IRC support chan: #opnfv-testperf
+ ./abstract
+ ./dev-guide