testing: minimal Bats cli testing setup

.github/workflows/tests.yml

@@ -18,25 +18,25 @@ jobs:
       matrix:
         py:
           - "3.12"
-          - "3.11"
-          - "3.10"
-          - "3.9"
           - "3.8"
         os:
           - ubuntu-latest
           - macos-latest
           - windows-latest
+    env:
+      SKIP_ENVS: ${{ (matrix.py != '3.12' || matrix.os == 'windows-latest') && '--skip-env=cli' || '' }}
     steps:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0
+          submodules: ${{ matrix.py == '3.12' && matrix.os != 'windows-latest' && 'true' || 'false' }}
       - name: Setup python for test ${{ matrix.py }}
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.py }}
-      - name: Install tox
+      - name: Install tox-gh
         run: python -m pip install tox-gh>=1.2
       - name: Setup test suite
         run: tox -vv --notest
       - name: Run test suite
-        run: tox --skip-pkg-install
+        run: tox --skip-pkg-install ${{ env.SKIP_ENVS }}

pyproject.toml

@@ -58,6 +58,7 @@ universal = true
 
 [tool.ruff]
 line-length = 80
+extend-exclude = ["tests/cli/"]
 
 [tool.ruff.lint]
 # Enable Errors, Warnings, Flakes

tests/cli/test.bats

@@ -0,0 +1,14 @@
+setup() {
+  load 'test_helper/bats-support/load'
+  load 'test_helper/bats-assert/load'
+}
+
+@test "can run" {
+  run gcalcli
+  assert_output --regexp 'usage.*required'
+}
+
+@test "prints correct help" {
+  run gcalcli -h
+  assert_output --regexp 'positional arguments:.*list.*search.*edit.*options:'
+}

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 requires =
     tox>=4
-envlist = lint, type, py3{8,9,10,11,12}
+envlist = lint, type, py3{8,9,10,11,12}, cli
 
 [testenv]
 usedevelop=true
@@ -31,9 +31,16 @@ deps =
 commands =
     mypy {posargs:gcalcli}
 
+[testenv:cli]
+description = run functional tests using Bats
+allowlist_externals =
+    ./tests/cli/bats/bin/bats
+commands =
+    ./tests/cli/bats/bin/bats tests/cli/test.bats
+
 [gh]
 python =
-    3.12 = py312, lint, type
+    3.12 = py312, lint, type, cli
     3.11 = py311
     3.10 = py310
     3.9 = py39