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84 lines
2.4 KiB
Python
84 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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"""QGIS Unit tests for QgsDataItemGuiProviderRegistry
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.. note:: This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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"""
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__author__ = 'Nyall Dawson'
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__date__ = '27/10/2018'
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__copyright__ = 'Copyright 2018, The QGIS Project'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import qgis # NOQA
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from qgis.gui import (QgsGui,
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QgsDataItemGuiContext,
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QgsDataItemGuiProvider,
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QgsDataItemGuiProviderRegistry,
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QgsMessageBar)
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from qgis.testing import start_app, unittest
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app = start_app()
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class TestProvider(QgsDataItemGuiProvider):
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def __init__(self, name):
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super().__init__()
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self._name = name
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def name(self):
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return self._name
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class TestQgsDataItemGuiContext(unittest.TestCase):
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def testContext(self):
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context = QgsDataItemGuiContext()
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self.assertIsNone(context.messageBar())
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mb = QgsMessageBar()
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context.setMessageBar(mb)
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self.assertEqual(context.messageBar(), mb)
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class TestQgsDataItemGuiProviderRegistry(unittest.TestCase):
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def testAppRegistry(self):
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# ensure there is an application instance
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self.assertIsNotNone(QgsGui.dataItemGuiProviderRegistry())
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def testRegistry(self):
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registry = QgsDataItemGuiProviderRegistry()
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initial_providers = registry.providers()
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# add a new provider
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p1 = TestProvider('p1')
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registry.addProvider(p1)
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self.assertIn(p1, registry.providers())
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p2 = TestProvider('p2')
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registry.addProvider(p2)
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self.assertIn(p1, registry.providers())
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self.assertIn(p2, registry.providers())
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registry.removeProvider(None)
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p3 = TestProvider('p3')
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# not in registry yet
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registry.removeProvider(p3)
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registry.removeProvider(p1)
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self.assertNotIn('p1', [p.name() for p in registry.providers()])
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self.assertIn(p2, registry.providers())
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registry.removeProvider(p2)
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self.assertNotIn('p2', [p.name() for p in registry.providers()])
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self.assertEqual(registry.providers(), initial_providers)
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if __name__ == '__main__':
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unittest.main()
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