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https://github.com/CFMTech/pytest-monitor

Pytest plugin for analyzing resource usage during test sessions
https://github.com/CFMTech/pytest-monitor

cpu-monitoring integration-testing memory-monitoring pytest pytest-plugin python qatools quality

Last synced: 13 days ago
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Pytest plugin for analyzing resource usage during test sessions

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README

        

.. image:: docs/sources/_static/pytestmonitor_readme.png
:width: 160
:align: center
:alt: Pytest-Monitor

------

==============
pytest-monitor
==============

.. image:: https://readthedocs.org/projects/pytest-monitor/badge/?version=latest
:target: https://pytest-monitor.readthedocs.io/en/latest/?badge=latest
:alt: Documentation Status

.. image:: https://img.shields.io/pypi/v/pytest-monitor.svg
:target: https://pypi.org/project/pytest-monitor
:alt: PyPI version

.. image:: https://img.shields.io/pypi/pyversions/pytest-monitor.svg
:target: https://circleci.com/gh/jsd-spif/pymonitor.svg?style=svg&circle-token=cdf89a7212139aff0cc236227cb519363981de0b
:alt: Python versions

.. image:: https://circleci.com/gh/CFMTech/pytest-monitor/tree/master.svg?style=shield&circle-token=054adaaf6a19f4f55a4f0ad419649f1807e70ea9
:target: https://circleci.com/gh/CFMTech/pytest-monitor/tree/master
:alt: See Build Status on Circle CI

.. image:: https://anaconda.org/conda-forge/pytest-monitor/badges/platforms.svg
:target: https://anaconda.org/conda-forge/pytest-monitor

.. image:: https://anaconda.org/conda-forge/pytest-monitor/badges/version.svg
:target: https://anaconda.org/conda-forge/pytest-monitor

.. image:: https://img.shields.io/badge/License-MIT-blue.svg
:target: https://opensource.org/licenses/MIT

Pytest-monitor is a pytest plugin designed for analyzing resource usage.

----

Features
--------

- Analyze your resources consumption through test functions:

* memory consumption
* time duration
* CPU usage
- Keep a history of your resource consumption measurements.
- Compare how your code behaves between different environments.

Usage
-----

Simply run *pytest* as usual: *pytest-monitor* is active by default as soon as it is installed.
After running your first session, a .pymon `sqlite` database will be accessible in the directory where pytest was run.

Example of information collected for the execution context:

+-----------------------------------+-----------+-------------------+---------+-------------------------------------------+---------------+--------------------+------------+-------------------------------+-------------------------------+--------------------------------------------------+
| ENV_H| CPU_COUNT| CPU_FREQUENCY_MHZ| CPU_TYPE| CPU_VENDOR| RAM_TOTAL_MB | MACHINE_NODE |MACHINE_TYPE| MACHINE_ARCH | SYSTEM_INFO | PYTHON_INFO|
+===================================+===========+===================+=========+===========================================+===============+====================+============+===============================+===============================+==================================================+
| 8294b1326007d9f4c8a1680f9590c23d | 36 | 3000 | x86_64 | Intel(R) Xeon(R) Gold 6154 CPU @ 3.00GHz | 772249 | some.host.vm.fr | x86_64 | 64bit | Linux - 3.10.0-693.el7.x86_64 | 3.6.8 (default, Jun 28 2019, 11:09:04) \n[GCC ...|
+-----------------------------------+-----------+-------------------+---------+-------------------------------------------+---------------+--------------------+------------+-------------------------------+-------------------------------+--------------------------------------------------+

Here is an example of collected data stored in the result database:

+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| RUN_DATE| ENV_H| SCM_ID| ITEM_START_TIME| ITEM| KIND| COMPONENT| TOTAL_TIME| USER_TIME| KERNEL_TIME| CPU_USAGE| MEM_USAGE|
+==============================+==================================+==========================================+============================+========================================+==========+==========+============+===========+=============+============+===========+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:36.890477 | pkg1.test_mod1/test_sleep1 | function | None | 1.005669 | 0.54 | 0.06 | 0.596618 | 1.781250 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:39.912029 | pkg1.test_mod1/test_heavy[10-10] | function | None | 0.029627 | 0.55 | 0.08 | 21.264498 | 1.781250 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:39.948922 | pkg1.test_mod1/test_heavy[100-100] | function | None | 0.028262 | 0.56 | 0.09 | 22.998773 | 1.781250 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:39.983869 | pkg1.test_mod1/test_heavy[1000-1000] | function | None | 0.030131 | 0.56 | 0.10 | 21.904277 | 2.132812 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:40.020823 | pkg1.test_mod1/test_heavy[10000-10000] | function | None | 0.060060 | 0.57 | 0.14 | 11.821601 | 41.292969 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:40.093490 | pkg1.test_mod2/test_sleep_400ms | function | None | 0.404860 | 0.58 | 0.15 | 1.803093 | 2.320312 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:40.510525 | pkg2.test_mod_a/test_master_sleep | function | None | 5.006039 | 5.57 | 0.15 | 1.142620 | 2.320312 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:45.530780 | pkg3.test_mod_cl/test_method1 | function | None | 0.030505 | 5.58 | 0.16 | 188.164762 | 2.320312 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+
| 2020-02-17T09:11:36.731233 | 8294b1326007d9f4c8a1680f9590c23d | de23e6bdb987ae21e84e6c7c0357488ee66f2639 | 2020-02-17T09:11:50.582954 | pkg4.test_mod_a/test_force_monitor | function | test | 1.005015 | 11.57 | 0.17 | 11.681416 | 2.320312 |
+------------------------------+----------------------------------+------------------------------------------+----------------------------+----------------------------------------+----------+----------+------------+-----------+-------------+------------+-----------+

Documentation
-------------

A full documentation is `available `_.

Installation
------------

You can install *pytest-monitor* via *conda* (through the `conda-forge` channel)::

$ conda install pytest-monitor -c https://conda.anaconda.org/conda-forge

Another possibility is to install *pytest-monitor* via `pip`_ from `PyPI`_::

$ pip install pytest-monitor

Requirements
------------

You will need a valid Python 3.5+ interpreter. To get measures, we rely on:

- *psutil* to extract CPU usage
- *memory_profiler* to collect memory usage
- and *pytest* (obviously!)

**Note: this plugin doesn't work with unittest**

Storage backends
----------------
By default, pytest-monitor stores its result in a local SQLite3 local database, making results accessible.
If you need a more powerful way to analyze your results, checkout the
`monitor-server-api`_ which brings both a REST Api for storing and historize your results and an API to query your data.
An alternative service (using MongoDB) can be used thanks to a contribution from @dremdem: `pytest-monitor-backend`_.

Contributing
------------

Contributions are very welcome. Tests can be run with `tox`_. Before submitting a pull request, please ensure
that:

* both internal tests and examples are passing.
* internal tests have been written if necessary.
* if your contribution provides a new feature, make sure to provide an example and update the documentation accordingly.

License
-------

This code is distributed under the `MIT`_ license. *pytest-monitor* is free, open-source software.

Issues
------

If you encounter any problem, please `file an issue`_ along with a detailed description.

Author
------

The main author of `pytest-monitor` is Jean-Sébastien Dieu, who can be reached at [email protected].

----

This `pytest`_ plugin was generated with `Cookiecutter`_ along with `@hackebrot`_'s `cookiecutter-pytest-plugin`_ template.

.. _`Cookiecutter`: https://github.com/audreyr/cookiecutter
.. _`@hackebrot`: https://github.com/hackebrot
.. _`MIT`: http://opensource.org/licenses/MIT
.. _`BSD-3`: http://opensource.org/licenses/BSD-3-Clause
.. _`GNU GPL v3.0`: http://www.gnu.org/licenses/gpl-3.0.txt
.. _`Apache Software License 2.0`: http://www.apache.org/licenses/LICENSE-2.0
.. _`cookiecutter-pytest-plugin`: https://github.com/pytest-dev/cookiecutter-pytest-plugin
.. _`file an issue`: https://github.com/CFMTech/pytest-monitor/issues
.. _`pytest`: https://github.com/pytest-dev/pytest
.. _`tox`: https://tox.readthedocs.io/en/latest/
.. _`pip`: https://pypi.org/project/pip/
.. _`PyPI`: https://pypi.org/project
.. _`monitor-server-api`: : https://github.com/CFMTech/monitor-server-api
.. _`pytest-monitor-backend`: https://github.com/dremdem/pytest-monitor-backend