Move test dependencies into pyproject.toml

Makefile

@@ -49,8 +49,8 @@ release-deb:
 
 install-dev:
 	pip install -U pip setuptools wheel
-	pip install -e .
-	pip install -Ur test-requirements.txt -r docs-requirements.txt pre-commit
+	pip install -e '.[test]'
+	pip install -U -r docs-requirements.txt pre-commit
 	set -xe && if [ "$(REQUIREMENTS)" = "minimal" ]; then \
 		pip install pyproject-dependencies && \
 		pip install -U --force-reinstall $$(pyproject-dependencies . | sed 's/>/=/'); \

docs/packaging.rst

@@ -46,8 +46,9 @@ You can install the all development dependencies with::
     make install-dev
 
 You probably don't want this since it will use pip to download the
-dependencies. Alternatively you can find the testing dependencies in
-``test-requirements.txt``, again with lower-bound version requirements.
+dependencies. Alternatively test dependencies are listed as ``test`` optional
+dependencies in ``pyproject.toml``, again with lower-bound version
+requirements.
 
 You also have to have vdirsyncer fully installed at this point. Merely
 ``cd``-ing into the tarball will not be sufficient.

pyproject.toml

@@ -43,6 +43,15 @@ dynamic = ["version"]
 
 [project.optional-dependencies]
 google = ["aiohttp-oauthlib"]
+test = [
+  "hypothesis>=6.72.0,<7.0.0",
+  "pytest",
+  "pytest-cov",
+  "pytest-httpserver",
+  "trustme",
+  "pytest-asyncio",
+  "aioresponses",
+]
 
 [project.scripts]
 vdirsyncer = "vdirsyncer.cli:app"

test-requirements.txt

@@ -1,7 +0,0 @@
-hypothesis>=6.72.0,<7.0.0
-pytest
-pytest-cov
-pytest-httpserver
-trustme
-pytest-asyncio
-aioresponses