Only remove tearDown

Author: SilkeSchomann

tests/app_test.py

@@ -0,0 +1,32 @@
+from qtpy import QtWidgets
+from qtpy.QtCore import Qt, QTimer
+import unittest
+from mock import patch
+from mslice.app.mainwindow import MainWindow
+from mslice.plotting.globalfiguremanager import GlobalFigureManager
+
+qapp = None
+
+
+class AppTests(unittest.TestCase):
+    def setUp(self):
+        global qapp
+        if qapp is None:
+            qapp = QtWidgets.QApplication([" "])
+
+    # def tearDown(self):
+        # GlobalFigureManager.destroy_all()
+
+        # Required to sendPostedEvents twice to ensure the MainWindow is deleted
+        # qapp.sendPostedEvents()
+        # qapp.sendPostedEvents()
+
+        # There should be no widgets hanging around after the MainWindow is closed
+        # self.assertEqual(0, len(QtWidgets.QApplication.topLevelWidgets()))
+
+    def test_mainwindow(self):
+        """Test the MainWindow initialises correctly"""
+        with patch.object(MainWindow, "setup_ipython"):
+            window = MainWindow()
+            window.setAttribute(Qt.WA_DeleteOnClose, True)
+            QTimer.singleShot(0, window.close)