websocketd test with pytest-play using YAML files

echo_ws.sh

#!/bin/bash
  
while read line
do
  echo "$line"
done

output

$ docker run --rm -it -v $(pwd):/src --network host davidemoro/pytest-play --variables variables.yml
========================================================= test session starts =========================================================
platform linux -- Python 3.6.8, pytest-3.10.1, py-1.7.0, pluggy-0.8.1
rootdir: /src, inifile:
plugins: variables-1.7.1, splinter-2.0.0, pypom-navigation-2.0.2, play-2.0.1
collected 2 items                                                                                                                     

test_websocket.yml ..                                                                                                           [100%]

========================================================== warnings summary ===========================================================
test_websocket.yml::test_websocket.yml0
  /usr/local/lib/python3.6/site-packages/_pytest/fixtures.py:828: RemovedInPytest4Warning: Fixture "tmpdir" called directly. Fixtures are not meant to be called directly, are created automatically when test functions request them as parameters. See https://docs.pytest.org/en/latest/fixture.html for more information.
    res = fixturefunc(**kwargs)

-- Docs: https://docs.pytest.org/en/latest/warnings.html
================================================ 2 passed, 1 warnings in 2.38 seconds =================================================

run.sh

#!/bin/bash
docker run --rm -it -v $(pwd):/src --network host davidemoro/pytest-play --variables variables.yml

run_websocketd.sh

#!/bin/bash
./websocketd --port=8081 ./echo_ws.sh

test_websocket.yml

test_data:
  - data: hello
  - data: world
---
- comment: connect to websocket url
  provider: play_websocket
  type: connect
  options:
    url: "$websocket_url"
    timeout: 5
- comment: send some data to websocket server
  provider: play_websocket
  type: send
  url: "$websocket_url"
  payload: $data
- comment: receive response (echo)
  provider: play_websocket
  type: recv
  url: "$websocket_url"
  variable: data
  variable_expression: results
  assertion: variables['data'] == '$data'

variables.yml

---
pytest-play:
  websocket_url: ws://0.0.0.0:8081/