[tests] Trying to parallel tests

.drone.yml

@@ -16,7 +16,7 @@ steps:
       - pip install poetry
       - poetry install --with test
       # Start with a fresh database (which is already running as a service from Drone)
-      - poetry run pytest --cov-report term:skip-covered --cov=vrobbler tests
+      - poetry run pytest -n 5 --cov-report term:skip-covered --cov=vrobbler tests
     environment:
       VROBBLER_DATABASE_URL: sqlite:///test.db
     volumes:

poetry.lock

@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.1.2 and should not be changed by hand.
 
 [[package]]
 name = "aiohappyeyeballs"
@@ -1345,6 +1345,21 @@ files = [
 [package.extras]
 test = ["pytest (>=6)"]
 
+[[package]]
+name = "execnet"
+version = "2.1.1"
+description = "execnet: rapid multi-Python deployment"
+optional = false
+python-versions = ">=3.8"
+groups = ["test"]
+files = [
+    {file = "execnet-2.1.1-py3-none-any.whl", hash = "sha256:26dee51f1b80cebd6d0ca8e74dd8745419761d3bef34163928cbebbdc4749fdc"},
+    {file = "execnet-2.1.1.tar.gz", hash = "sha256:5189b52c6121c24feae288166ab41b32549c7e2348652736540b9e6e7d4e72e3"},
+]
+
+[package.extras]
+testing = ["hatch", "pre-commit", "pytest", "tox"]
+
 [[package]]
 name = "executing"
 version = "2.2.0"
@@ -1746,7 +1761,7 @@ description = "Read metadata from Python packages"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "importlib_metadata-8.6.1-py3-none-any.whl", hash = "sha256:02a89390c1e15fdfdc0d7c6b25cb3e62650d0494005c97d6f148bf5b9787525e"},
     {file = "importlib_metadata-8.6.1.tar.gz", hash = "sha256:310b41d755445d74569f993ccfc22838295d9fe005425094fad953d7f15c8580"},
@@ -1771,7 +1786,7 @@ description = "Read resources from Python packages"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "importlib_resources-6.5.2-py3-none-any.whl", hash = "sha256:789cfdc3ed28c78b67a06acb8126751ced69a3d5f79c095a98298cd8a760ccec"},
     {file = "importlib_resources-6.5.2.tar.gz", hash = "sha256:185f87adef5bcc288449d98fb4fba07cea78bc036455dd44c5fc4a2fe78fed2c"},
@@ -1895,6 +1910,7 @@ python-versions = "*"
 groups = ["main"]
 files = [
     {file = "jusText-3.0.1-py2.py3-none-any.whl", hash = "sha256:e0fb882dd7285415709f4b7466aed23d6b98b7b89404c36e8a2e730facfed02b"},
+    {file = "justext-3.0.1-py2.py3-none-any.whl", hash = "sha256:0a5225c5cd7c5a124fec7bfa9a55110a73135e8b58ce784470af67d051ac9fd3"},
     {file = "justext-3.0.1.tar.gz", hash = "sha256:b6ed2fb6c5d21618e2e34b2295c4edfc0bcece3bd549ed5c8ef5a8d20f0b3451"},
 ]
 
@@ -2905,6 +2921,18 @@ files = [
 [package.extras]
 tests = ["pytest"]
 
+[[package]]
+name = "py"
+version = "1.11.0"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+groups = ["test"]
+files = [
+    {file = "py-1.11.0-py2.py3-none-any.whl", hash = "sha256:607c53218732647dff4acdfcd50cb62615cedf612e72d1724fb1a0cc6405b378"},
+    {file = "py-1.11.0.tar.gz", hash = "sha256:51c75c4126074b472f746a24399ad32f6053d1b34b68d2fa41e558e6f4a98719"},
+]
+
 [[package]]
 name = "pycodestyle"
 version = "2.12.1"
@@ -3155,6 +3183,22 @@ enabler = ["pytest-enabler (>=2.2)"]
 test = ["pytest (>=6,!=8.1.*)"]
 type = ["pytest-mypy"]
 
+[[package]]
+name = "pytest-forked"
+version = "1.6.0"
+description = "run tests in isolated forked subprocesses"
+optional = false
+python-versions = ">=3.7"
+groups = ["test"]
+files = [
+    {file = "pytest-forked-1.6.0.tar.gz", hash = "sha256:4dafd46a9a600f65d822b8f605133ecf5b3e1941ebb3588e943b4e3eb71a5a3f"},
+    {file = "pytest_forked-1.6.0-py3-none-any.whl", hash = "sha256:810958f66a91afb1a1e2ae83089d8dc1cd2437ac96b12963042fbb9fb4d16af0"},
+]
+
+[package.dependencies]
+py = "*"
+pytest = ">=3.10"
+
 [[package]]
 name = "pytest-isort"
 version = "3.1.0"
@@ -3187,6 +3231,27 @@ files = [
 docs = ["jaraco.packaging (>=9)", "jaraco.tidelift (>=1.4)", "rst.linker (>=1.9)", "sphinx"]
 testing = ["pytest (>=6)", "pytest-black (>=0.3.7) ; platform_python_implementation != \"PyPy\"", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy (>=0.9.1) ; platform_python_implementation != \"PyPy\"", "pytest-virtualenv", "types-setuptools"]
 
+[[package]]
+name = "pytest-xdist"
+version = "1.34.0"
+description = "pytest xdist plugin for distributed testing and loop-on-failing modes"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+groups = ["test"]
+files = [
+    {file = "pytest-xdist-1.34.0.tar.gz", hash = "sha256:340e8e83e2a4c0d861bdd8d05c5d7b7143f6eea0aba902997db15c2a86be04ee"},
+    {file = "pytest_xdist-1.34.0-py2.py3-none-any.whl", hash = "sha256:ba5d10729372d65df3ac150872f9df5d2ed004a3b0d499cc0164aafedd8c7b66"},
+]
+
+[package.dependencies]
+execnet = ">=1.1"
+pytest = ">=4.4.0"
+pytest-forked = "*"
+six = "*"
+
+[package.extras]
+testing = ["filelock"]
+
 [[package]]
 name = "python-dateutil"
 version = "2.9.0.post0"
@@ -4423,7 +4488,7 @@ description = "Backport of pathlib-compatible object wrapper for zip files"
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
-markers = "python_version < \"3.10\""
+markers = "python_version == \"3.9\""
 files = [
     {file = "zipp-3.21.0-py3-none-any.whl", hash = "sha256:ac1bbe05fd2991f160ebce24ffbac5f6d11d83dc90891255885223d42b3cd931"},
     {file = "zipp-3.21.0.tar.gz", hash = "sha256:2c9958f6430a2040341a52eb608ed6dd93ef4392e02ffe219417c1b28b5dd1f4"},
@@ -4440,4 +4505,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9,<4.0"
-content-hash = "887ed21d459eee37807de2edf318cf7fe27de718ff8543c9ed660d3b344aa516"
+content-hash = "9721dbf7d63211831a91880d88f5bfbacd4cc8ea462ca6a76ec3679699521bdf"

pyproject.toml

@@ -65,6 +65,7 @@ pytest = "^7.1"
 pytest-black = "^0.3.12"
 pytest-cov = "^3.0"
 pytest-django = "^4.5.2"
+pytest-xdist= "^1.0.0"
 pytest-flake8 = "^1.1"
 pytest-isort = "^3.0"
 pytest-runner = "^6.0"