build: drop tox in favor of poe

.flake8

@@ -0,0 +1,17 @@
+[flake8]
+max-line-length = 120
+ignore = E722, E731, E741, W504, E203, W503
+exclude =
+    build/,
+    dist/,
+    .cache/,
+    .tox/,
+    benchmarks/,
+    examples/,
+    library/,
+    library-asm/,
+    src/parsetab/,
+    src/ply/,
+    scratch/,
+    venv/,
+    .git/

.github/workflows/python-app.yml

@@ -9,6 +9,9 @@ on:
   pull_request:
     branches: [ master ]
 
+env:
+  POETRY_VIRTUALENVS_CREATE: false
+
 jobs:
   build:
 
@@ -32,15 +35,9 @@ jobs:
         python -m pip install --upgrade pip
         pip install poetry
         poetry install
-    - name: Cache tox environments
-      id: cache-tox
-      uses: actions/cache@v2
-      with:
-        path: .tox
-        # setup.cfg, pyproject.toml, and .pre-commit-config.yaml have
-        # versioning info that would impact the tox environment. hashFiles
-        # only takes a single file path or pattern at the moment.
-        key: ${{ runner.os }}-${{ matrix.python }}-tox-${{ hashFiles('setup.cfg') }}-${{ hashFiles('pyproject.toml') }}
-
-    - name: Run Tox
-      run: poetry run tox -- --no-cov
+
+    - name: Lint code
+      run: poe lint
+
+    - name: Run tests
+      run: poe test

pyproject.toml

@@ -44,14 +44,15 @@ zxbpp = 'src.libzxbpp.zxbpp:entry_point'
 python = "^3.8"
 
 [tool.poetry.dev-dependencies]
-tox = "^3.15.1"
 flake8 = "^3.8.2"
 pytest = "^6.2.5"
 pytest-timeout = "^1.3.4"
 bump2version = "^1.0.0"
 pre-commit = "^2.15.0"
 black = "^22.1.0"
 mkdocs = "^1.2.2"
+poethepoet = "^0.15.0"
+pytest-cov = "^3.0.0"
 
 [build-system]
 requires = ["poetry>=0.12"]
@@ -60,3 +61,23 @@ build-backend = "poetry.masonry.api"
 [tool.black]
 line-length = 120
 target-version = ['py38']
+
+[tool.poe.tasks]
+[[tool.poe.tasks.lint]]
+help = "Check code style and typing..."
+shell = """
+    flake8 src tests &&
+    black --check src tests
+    """
+
+[[tool.poe.tasks.test]]
+help = "Run tests"
+shell = "pytest tests --color=yes"
+
+[[tool.poe.tasks.format]]
+help = "Formats code"
+shell = "black src tests"
+
+[tool.pytest.ini_options]
+minversion = "6.0"
+norecursedirs = ["test_*tmp", "runtime"]