Updated Pytest workflows to run tests in parallel with pytest-xdist.

Author: jakob-bagterp

.github/workflows/codecov.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Generate coverage report
         # The list of "--ignore=..." arguments should be identical to the exclusion list in Tox.ini, though without comments:
         run: >
-          pytest --cov=./ --cov-report=xml -vv -rA
+          pytest --numprocesses=auto --cov=./ --cov-report=xml -vv -rA
           --ignore=test/browser/input/select_1_test.py
           --ignore=test/browser/input/select_headless_exception_test.py
           --ignore=test/browser/viewport/get/height_non_headless_1_test.py

tox.ini

@@ -13,7 +13,7 @@ setenv =
 deps =
     -r{toxinidir}/requirements_dev.txt
 commands =
-    pytest --basetemp={envtmpdir} --cov --cov-append --cov-report=term-missing -vv -rA \
+    pytest --numprocesses auto --basetemp={envtmpdir} --cov --cov-append --cov-report=term-missing -vv -rA \
         # Ignore tests that require a non-headless browser and are only supported on a local machine:
         --ignore=test/browser/input/select_1_test.py \
         --ignore=test/browser/input/select_headless_exception_test.py \