TST: Add RC testing workflow

and update existing

.github/workflows/ci_cron_weekly.yml

@@ -7,6 +7,9 @@ on:
     # run at 9am UTC on Mondays
     - cron: '0 9 * * 1'
 
+permissions:
+  contents: read
+
 jobs:
   # The linkcheck job tests that the links in the docs point to real places
   # The if statement is to prevent cron from running on forks.

.github/workflows/ci_workflows.yml

@@ -13,6 +13,9 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
+permissions:
+  contents: read
+
 jobs:
   # Github Actions supports ubuntu, windows, and macos virtual environments:
   # https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners

.github/workflows/codeql-analysis.yml

@@ -10,6 +10,9 @@ on:
     # run every Monday at 3am UTC
     - cron: '0 3 * * 1'
 
+permissions:
+  contents: read
+
 jobs:
   analyze:
     name: Analyze

.github/workflows/predeps_workflows.yml

@@ -0,0 +1,53 @@
+name: rc-testing
+
+on:
+  workflow_dispatch:
+  # REMOVE ME
+  pull_request:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  # Github Actions supports ubuntu, windows, and macos virtual environments:
+  # https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners
+  ci_tests:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        include:
+
+          - name: RC testing on Linux with remote data
+            os: ubuntu-latest
+            python: '3.11'
+            toxenv: py311-test-predeps
+            toxposargs: --remote-data
+
+          - name: RC testing on OSX
+            os: macos-latest
+            python: 3.9
+            toxenv: py39-test-predeps
+
+          - name: RC testing on Windows
+            os: windows-latest
+            python: '3.10'
+            toxenv: py310-test-predeps
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v3
+      with:
+        fetch-depth: 0
+    - name: Set up python ${{ matrix.python }} on ${{ matrix.os }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python }}
+    - name: Install base dependencies
+      run: python -m pip install --upgrade pip tox
+    - name: Test/run with tox
+      run: tox -e ${{ matrix.toxenv }} -- ${{ matrix.toxposargs }}

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py{38,39,310,311}-test{,-alldeps,-devdeps}{,-cov}
+    py{38,39,310,311}-test{,-alldeps,-devdeps,-predeps}{,-cov}
     linkcheck
     codestyle
     pep517
@@ -71,6 +71,10 @@ commands =
     cov: pytest --pyargs jdaviz {toxinidir}/docs --cov jdaviz --cov-config={toxinidir}/setup.cfg {posargs}
     cov: coverage xml -o {toxinidir}/coverage.xml
 
+pip_pre =
+    predeps: true
+    !predeps: false
+
 [testenv:linkcheck]
 changedir = docs
 description = check the links in the HTML docs