Turn on gui tests for mac

Only test Python 3.10 to save time.

Co-authored by: Eivind <[email protected]>

.github/workflows/build.yml

@@ -123,16 +123,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ '3.8', '3.9', '3.10', '3.11' ]
+        python-version: [ '3.10' ]
         os: [ macos-latest ]
         test-type: [ 'integration-tests', 'unit-tests', 'gui-test' ]
-        exclude:
-          - os: macos-latest
-            python-version: '3.9'
-          - os: macos-latest
-            test-type: 'gui-test'
-          - os: macos-latest
-            python-version: '3.10'
     uses: ./.github/workflows/test_ert.yml
     with:
       os: ${{ matrix.os }}

tests/conftest.py

@@ -3,6 +3,7 @@
 import pkgutil
 import resource
 import shutil
+import sys
 from argparse import ArgumentParser
 from os.path import dirname
 from typing import TYPE_CHECKING, cast
@@ -180,7 +181,7 @@ def mock_connect(monkeypatch):
 
 @pytest.fixture(scope="session", autouse=True)
 def hide_window(request):
-    if request.config.getoption("--show-gui"):
+    if sys.platform == "darwin" or request.config.getoption("--show-gui"):
         yield
         return