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Update CI config to use macos-26. #352

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Update CI config to use macos-26. #352

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e586bb3
Update CI config to use macos-26 where possible.
freakboy3742 Jun 12, 2026
0063282
Drop the explicit Xcode selection, pick updated simulators.
freakboy3742 Jun 12, 2026
1defed6
Merge branch 'main' into ci-bump
freakboy3742 Jun 12, 2026
2ae6883
Try using macOS-26 everywhere.
freakboy3742 Jun 12, 2026
cd108f7
More config fixes.
freakboy3742 Jun 12, 2026
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43 changes: 8 additions & 35 deletions .github/workflows/ci.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,7 @@ concurrency:

jobs:
config:
runs-on: macOS-latest
runs-on: macOS-26
outputs:
PYTHON_VER: ${{ steps.extract.outputs.PYTHON_VER }}
PYTHON_VERSION: ${{ steps.extract.outputs.PYTHON_VERSION }}
Expand Down Expand Up @@ -90,7 +90,7 @@ jobs:
echo "ZSTD_VERSION=${ZSTD_VERSION}" | tee -a ${GITHUB_OUTPUT}

build:
runs-on: macOS-15
runs-on: macOS-26
needs: [config]
strategy:
fail-fast: false
Expand All @@ -100,15 +100,6 @@ jobs:
steps:
- uses: actions/checkout@v6

- name: Set up Xcode
# GitHub recommends explicitly selecting the desired Xcode version:
# https://github.com/actions/runner-images/issues/12541#issuecomment-3083850140
# This became a necessity as a result of
# https://github.com/actions/runner-images/issues/12541 and
# https://github.com/actions/runner-images/issues/12751.
run: |
sudo xcode-select --switch /Applications/Xcode_16.4.app

- name: Set up Python
uses: actions/setup-python@v6.2.0
with:
Expand All @@ -132,7 +123,7 @@ jobs:

briefcase-testbed:
name: Briefcase testbed (${{ matrix.platform }})
runs-on: macOS-15
runs-on: macOS-26
needs: [config, build]
strategy:
fail-fast: false
Expand All @@ -142,20 +133,11 @@ jobs:
- briefcase-run-args:

- platform: iOS
briefcase-run-args: ' -d "iPhone 16e::iOS 18.5"'
briefcase-run-args: ' -d "iPhone 17e::iOS 26.4"'

steps:
- uses: actions/checkout@v6

- name: Set up Xcode
# GitHub recommends explicitly selecting the desired Xcode version:
# https://github.com/actions/runner-images/issues/12541#issuecomment-3083850140
# This became a necessity as a result of
# https://github.com/actions/runner-images/issues/12541 and
# https://github.com/actions/runner-images/issues/12751.
run: |
sudo xcode-select --switch /Applications/Xcode_16.4.app

- name: Get build artifact
uses: actions/download-artifact@v8.0.1
with:
Expand Down Expand Up @@ -190,17 +172,17 @@ jobs:

cpython-testbed:
name: CPython testbed (${{ matrix.platform }})
runs-on: macOS-15
runs-on: macOS-26
needs: [config, build]
strategy:
fail-fast: false
matrix:
platform: ["iOS", "tvOS", "visionOS"]
include:
- platform: "iOS"
testbed-args: '--simulator "iPhone 16e,arch=arm64,OS=18.5"'
testbed-args: '--simulator "iPhone 17e,arch=arm64,OS=26.4.1"'
- platform: "visionOS"
testbed-args: '--simulator "Apple Vision Pro,arch=arm64,OS=2.5"'
testbed-args: '--simulator "Apple Vision Pro,arch=arm64,OS=26.4.1"'

steps:
- uses: actions/checkout@v6
Expand All @@ -212,15 +194,6 @@ jobs:
path: dist
merge-multiple: true

- name: Set up Xcode
# GitHub recommends explicitly selecting the desired Xcode version:
# https://github.com/actions/runner-images/issues/12541#issuecomment-3083850140
# This became a necessity as a result of
# https://github.com/actions/runner-images/issues/12541 and
# https://github.com/actions/runner-images/issues/12751.
run: |
sudo xcode-select --switch /Applications/Xcode_16.4.app

- name: Set up Python
uses: actions/setup-python@v6.2.0
with:
Expand Down Expand Up @@ -251,7 +224,7 @@ jobs:

crossenv-test:
name: Cross-platform env test (${{ matrix.multiarch }})
runs-on: macOS-latest
runs-on: macOS-26
needs: [config, build]
strategy:
fail-fast: false
Expand Down
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