Improve the base class for bitmessageqt test cases

Author: Lee Miller

src/bitmessageqt/tests/__init__.py

@@ -1,9 +1,9 @@
 """bitmessageqt tests"""
 
-from addressbook import TestAddressbook
-from main import TestMain, TestUISignaler
-from settings import TestSettings
-from support import TestSupport
+from .addressbook import TestAddressbook
+from .main import TestMain, TestUISignaler
+from .settings import TestSettings
+from .support import TestSupport
 
 __all__ = [
     "TestAddressbook", "TestMain", "TestSettings", "TestSupport",

src/bitmessageqt/tests/main.py

@@ -1,19 +1,23 @@
 """Common definitions for bitmessageqt tests"""
 
-import Queue
 import sys
 import unittest
 
 from PyQt4 import QtCore, QtGui
+from six.moves import queue
 
 import bitmessageqt
-import queues
-from tr import _translate
+from bitmessageqt import _translate, config, queues
 
 
 class TestBase(unittest.TestCase):
     """Base class for bitmessageqt test case"""
 
+    @classmethod
+    def setUpClass(cls):
+        """Provide the UI test cases with common settings"""
+        cls.config = config
+
     def setUp(self):
         self.app = (
             QtGui.QApplication.instance()
@@ -24,14 +28,21 @@ def setUp(self):
             self.window.appIndicatorInit(self.app)
 
     def tearDown(self):
+        """Search for exceptions in closures called by timer and fail if any"""
         # self.app.deleteLater()
+        concerning = []
         while True:
             try:
                 thread, exc = queues.excQueue.get(block=False)
-            except Queue.Empty:
-                return
+            except queue.Empty:
+                break
             if thread == 'tests':
-                self.fail('Exception in the main thread: %s' % exc)
+                concerning.append(exc)
+        if concerning:
+            self.fail(
+                'Exceptions found in the main thread:\n%s' % '\n'.join((
+                    str(e) for e in concerning
+                )))
 
 
 class TestMain(unittest.TestCase):