ci: constrain dependency versions used by tox where appropriate

Author: henryborchers

tox.ini

@@ -3,13 +3,13 @@ envlist = py{39,310,311,312,313}-{PySide6,cli}
 isolated_build = true
 
 [tool:pytest]
-;testpath = tests
 addopts = --verbose --faulthandler-timeout=10
 
 [testenv]
 deps =
     pytest
     pytest-mock
+    -c requirements-dev.txt
 
 download=true
 commands =  {env_bin_dir}{/}pytest --basetemp={envtmpdir} {env:pytest_args:} {posargs}
@@ -23,15 +23,20 @@ set_env =
     QT_QPA_PLATFORM=offscreen
 download=true
 deps =
-    -r requirements-dev.txt
-    -r requirements-gui.txt
+    pytest
+    pytest-mock
+    PySide6
+    pytest-qt
+    -c requirements-dev.txt
+    -c requirements-gui.txt
 commands =  {env_bin_dir}{/}pytest --basetemp={envtmpdir} {env:pytest_args:} {posargs}
-
+extras = QT
 ; ======================== tests ========================
 [testenv:docs]
 deps=
     sphinx
     sphinx-argparse
+    -c requirements-dev.txt
 commands=
     sphinx-build {env:sphinx_args:-W -b html -d "{envtmpdir}/doctrees" docs/source  "{distdir}/html"}
 
@@ -41,7 +46,7 @@ deps =
     lxml
     types-PyYAML
     types-requests
-
+    -c requirements-dev.txt
 skip_install=True
 setenv = MYPY_CACHE_DIR = {temp_dir}/.mypy_cache
 commands = mypy {posargs: -p speedwagon}
@@ -50,44 +55,48 @@ commands = mypy {posargs: -p speedwagon}
 description = check the code style
 deps =
     flake8
+    -c requirements-dev.txt
 skip_install=True
 commands = flake8 {posargs: speedwagon}
 
-
 [testenv:pylint]
 description = check the code style
 deps =
     pylint
+    -c requirements-dev.txt
 skip_install=True
 commands =  pylint {posargs: speedwagon} --disable import-error
 
-
 [testenv:doctest]
-skip_install = true
 deps=
     sphinx
     sphinx-argparse
-    PyYAML
-    pluggy
-    -r requirements-vendor.txt
+    -c requirements-dev.txt
 commands = python -m sphinx -b doctest docs/source "{envtmpdir}/build/docs" -d "{envtmpdir}/build/docs/doctrees"
+
 [testenv:pydocstyle]
 skip_install = true
 deps=
     pydocstyle
     toml
+    -c requirements-dev.txt
 commands =
     pydocstyle {posargs: {toxinidir}/speedwagon}
+
 [testenv:bandit]
 skip_install = true
 deps=
     bandit
+    -c requirements-dev.txt
+
 commands =
     bandit {posargs: --recursive {toxinidir}/speedwagon}
 
 [testenv:ruff]
 skip_install = true
 deps=
     ruff
+    -c requirements-dev.txt
+
 commands =
     ruff check {posargs: {toxinidir}/speedwagon}