nextcloud-desktop/.github/workflows/linux-gcc-compile-tests.yml
Jyrki Gadinger 98c0dafd68 feat(ci): run four tests in parallel
Apparently we can run our tests in parallel just fine.  On my local
machine this cuts down the runtime from 3 minutes to around 50 seconds
with a parallelism of 4:

```sh
% for jobs in `seq 1 17`; do printf "--parallel %2d => " "$jobs" && time (ctest --parallel $jobs > /dev/null 2>&1); done
--parallel  1 => ( ctest --parallel $jobs > /dev/null 2>&1; )  41.42s user 9.14s system 27% cpu 3:05.53 total
--parallel  2 => ( ctest --parallel $jobs > /dev/null 2>&1; )  42.55s user 9.16s system 55% cpu 1:33.34 total
--parallel  3 => ( ctest --parallel $jobs > /dev/null 2>&1; )  41.40s user 9.20s system 81% cpu 1:01.79 total
--parallel  4 => ( ctest --parallel $jobs > /dev/null 2>&1; )  42.29s user 9.15s system 102% cpu 49.995 total
--parallel  5 => ( ctest --parallel $jobs > /dev/null 2>&1; )  42.08s user 8.94s system 102% cpu 49.895 total
--parallel  6 => ( ctest --parallel $jobs > /dev/null 2>&1; )  42.51s user 9.33s system 102% cpu 50.590 total
--parallel  7 => ( ctest --parallel $jobs > /dev/null 2>&1; )  43.77s user 9.33s system 105% cpu 50.537 total
--parallel  8 => ( ctest --parallel $jobs > /dev/null 2>&1; )  42.89s user 9.10s system 104% cpu 49.761 total
--parallel  9 => ( ctest --parallel $jobs > /dev/null 2>&1; )  42.77s user 9.19s system 104% cpu 49.810 total
--parallel 10 => ( ctest --parallel $jobs > /dev/null 2>&1; )  44.97s user 9.68s system 107% cpu 50.834 total
--parallel 11 => ( ctest --parallel $jobs > /dev/null 2>&1; )  45.87s user 9.93s system 109% cpu 50.889 total
--parallel 12 => ( ctest --parallel $jobs > /dev/null 2>&1; )  45.37s user 9.33s system 107% cpu 50.908 total
--parallel 13 => ( ctest --parallel $jobs > /dev/null 2>&1; )  45.75s user 9.75s system 108% cpu 50.919 total
--parallel 14 => ( ctest --parallel $jobs > /dev/null 2>&1; )  46.53s user 9.82s system 110% cpu 51.099 total
--parallel 15 => ( ctest --parallel $jobs > /dev/null 2>&1; )  46.76s user 9.81s system 110% cpu 51.379 total
--parallel 16 => ( ctest --parallel $jobs > /dev/null 2>&1; )  47.63s user 9.72s system 114% cpu 50.086 total
--parallel 17 => ( ctest --parallel $jobs > /dev/null 2>&1; )  46.05s user 9.23s system 110% cpu 49.938 total
```

Let's see if this applies to the test runs in CI too.

Signed-off-by: Jyrki Gadinger <nilsding@nilsding.org>
2025-10-23 12:28:17 +02:00

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YAML

# SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
# SPDX-License-Identifier: GPL-2.0-or-later
name: Linux GCC compilation and tests
on:
pull_request:
types: [opened, synchronize, reopened]
jobs:
build:
name: Linux GCC compilation and tests
runs-on: ubuntu-latest
container: ghcr.io/nextcloud/continuous-integration-client-qt6:client-trixie-6.8.2-2
steps:
- uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
with:
fetch-depth: 1
- name: Configure and compile
run: |
mkdir build
cd build
cmake .. -G Ninja -DCMAKE_C_COMPILER=gcc -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Debug -DQT_MAJOR_VERSION=6 -DQUICK_COMPILER=ON -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DCMAKE_CXX_FLAGS=-Werror
ninja
- name: Run tests
run: |
cd build
useradd -m -s /bin/bash test
chown -R test:test .
su -c 'xvfb-run ctest --output-on-failure --parallel 4' test