file to auto test: debug

Author: gletort

.github/workflows/cross-platform.yml

@@ -21,6 +21,23 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Install Qt system dependencies (Linux only)
+        if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            libEGL1 \
+            libxkbcommon-x11-0 \
+            libxcb-icccm4 \
+            libxcb-image0 \
+            libxcb-keysyms1 \
+            libxcb-randr0 \
+            libxcb-render-util0 \
+            libxcb-xinerama0 \
+            libxcb-xfixes0 \
+            x11-utils \
+            xvfb
+
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:

pyproject.toml

@@ -53,6 +53,13 @@ pyqt5 = [
 	"PyQtWebEngine",
 ]
 
+testing = [
+    "pytest",
+    "pytest-qt",
+    "pytest-xvfb",    # ← handles virtual display automatically on Linux
+    "pytest-cov",
+]
+
 [project.urls]
 "Bug Tracker" = "https://github.com/Image-Analysis-Hub/Epicure/issues"
 "Documentation" = "https://image-analysis-hub.github.io/Epicure/"

tox.ini

@@ -27,10 +27,11 @@ passenv =
     XAUTHORITY
     NUMPY_EXPERIMENTAL_ARRAY_FUNCTION
     PYVISTA_OFF_SCREEN
-deps =
-    pytest
-    pytest-qt
-    pytest-cov
+extras = testing # dependincies in pyproject.toml
+setenv =
+    # Use offscreen rendering on Linux CI (no display needed)
+    PYTHONFAULTHANDLER = 1
+    QT_QPA_PLATFORM = {env:QT_QPA_PLATFORM:offscreen} 
 
 commands = pytest -v --color=yes 
 #--cov=epicure --cov-report=xml