CI/Doc: Use pytest subtests (#986)

* CI/Doc: use pytest-subtests

* CI: clean up pip installs a bit

* make lint and unittests install the same stuff
* make sure to install wheel, which is a recommended (not required) dependency for everything pip

.github/workflows/lint.yml

@@ -18,8 +18,8 @@ jobs:
         python-version: 3.9
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
-        pip install flake8 pytest
+        python -m pip install --upgrade pip wheel
+        pip install flake8 pytest pytest-subtests
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Lint with flake8
       run: |

.github/workflows/unittests.yml

@@ -32,8 +32,8 @@ jobs:
         python-version: ${{ matrix.python.version }}
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
-        pip install flake8 pytest
+        python -m pip install --upgrade pip wheel
+        pip install flake8 pytest pytest-subtests
         python ModuleUpdate.py --yes --force --append "WebHostLib/requirements.txt"
     - name: Unittests
       run: |

docs/running from source.md

@@ -56,3 +56,8 @@ SNI is required to use SNIClient. If not integrated into the project, it has to
 You can get the latest SNI release at [SNI Github releases](https://github.com/alttpo/sni/releases).
 It should be dropped as "SNI" into the root folder of the project. Alternatively, you can point the sni setting in
 host.yaml at your SNI folder.
+
+
+## Running tests
+
+Run `pip install pytest pytest-subtests`, then use your IDE to run tests or run `pytest` from the source folder.