add tests

tests/src/python/CMakeLists.txt

@@ -20,6 +20,7 @@ ADD_PYTHON_TEST(PyQgsAttributeTableModel test_qgsattributetablemodel.py)
 ADD_PYTHON_TEST(PyQgsBearingUtils test_qgsbearingutils.py)
 ADD_PYTHON_TEST(PyQgsBlendModes test_qgsblendmodes.py)
 ADD_PYTHON_TEST(PyQgsCategorizedSymbolRenderer test_qgscategorizedsymbolrenderer.py)
+ADD_PYTHON_TEST(PyQgsCheckableComboBox test_qgscheckablecombobox.py)
 ADD_PYTHON_TEST(PyQgsColorButton test_qgscolorbutton.py)
 ADD_PYTHON_TEST(PyQgsColorScheme test_qgscolorscheme.py)
 ADD_PYTHON_TEST(PyQgsColorSchemeRegistry test_qgscolorschemeregistry.py)

tests/src/python/test_qgscheckablecombobox.py

@@ -0,0 +1,69 @@
+# -*- coding: utf-8 -*-
+"""QGIS Unit tests for QgsCheckableComboBox
+
+.. note:: This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+"""
+__author__ = 'Alexander Bruy'
+__date__ = '22/03/2017'
+__copyright__ = 'Copyright 2017, The QGIS Project'
+# This will get replaced with a git SHA1 when you do a git archive
+__revision__ = '$Format:%H$'
+
+import qgis  # NOQA
+
+from qgis.PyQt.QtCore import Qt
+from qgis.gui import QgsCheckableComboBox
+
+try:
+    from qgis.PyQt.QtTest import QSignalSpy
+    use_signal_spy = True
+except:
+    use_signal_spy = False
+
+from qgis.testing import start_app, unittest
+
+start_app()
+
+
+class TestQgsCheckableComboBox(unittest.TestCase):
+
+    def testGettersSetters(self):
+        """ test widget getters/setters """
+        w = qgis.gui.QgsCheckableComboBox()
+
+        w.setSeparator('|')
+        self.assertEqual(w.separator(), '|')
+        w.setDefaultText('Select items...')
+        self.assertEqual(w.defaultText(), 'Select items...')
+
+        w.addItems(['One', 'Two', 'Three'])
+
+        w.setCheckedItems(['Two'])
+        self.assertEqual(len(w.checkedItems()), 1)
+        self.assertEqual(w.checkedItems(), ['Two'])
+        w.setCheckedItems(['Three'])
+        self.assertEqual(len(w.checkedItems()), 2)
+        self.assertEqual(w.checkedItems(), ['Two', 'Three'])
+
+        w.setItemCheckState(2, Qt.Unchecked)
+        self.assertEqual(w.itemCheckState(2), Qt.Unchecked)
+
+    @unittest.skipIf(not use_signal_spy, "No QSignalSpy available")
+    def test_ChangedSignals(self):
+        """ test that signals are correctly emitted when clearing"""
+
+        w = qgis.gui.QgsCheckableComboBox()
+
+        w.addItems(['One', 'Two', 'Three'])
+
+        checkedItemsChanged_spy = QSignalSpy(w.checkedItemsChanged)
+        w.setCheckedItems(['Two'])
+
+        self.assertEqual(len(checkedItemsChanged_spy), 1)
+
+
+if __name__ == '__main__':
+    unittest.main()