| 1 | import sys |
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| 2 | import unittest |
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| 3 | |
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| 4 | from PyQt4.QtGui import QApplication |
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| 5 | from PyQt4.QtTest import QTest |
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| 6 | from PyQt4 import QtCore |
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| 7 | |
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| 8 | # set up import paths |
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| 9 | import path_prepare |
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| 10 | |
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| 11 | from DroppableDataLoadWidget import DroppableDataLoadWidget |
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| 12 | from GuiUtils import * |
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| 13 | from UnitTesting.TestUtils import QtSignalSpy |
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| 14 | |
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| 15 | app = QApplication(sys.argv) |
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| 16 | |
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| 17 | class DroppableDataLoadWidgetTest(unittest.TestCase): |
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| 18 | '''Test the DroppableDataLoadWidget GUI''' |
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| 19 | def setUp(self): |
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| 20 | '''Create the GUI''' |
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| 21 | class dummy_manager(object): |
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| 22 | def communicator(self): |
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| 23 | return Communicate() |
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| 24 | def perspective(self): |
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| 25 | return MyPerspective() |
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| 26 | |
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| 27 | self.form = DroppableDataLoadWidget(None, guimanager=dummy_manager()) |
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| 28 | |
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| 29 | # create dummy mime object |
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| 30 | self.mime_data = QtCore.QMimeData() |
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| 31 | self.testfile = 'testfile.txt' |
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| 32 | self.mime_data.setUrls([QtCore.QUrl(self.testfile)]) |
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| 33 | |
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| 34 | def testDragIsOK(self): |
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| 35 | """ |
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| 36 | Test the item being dragged over the load widget |
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| 37 | """ |
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| 38 | good_drag_event = QtGui.QDragMoveEvent(QtCore.QPoint(0,0), |
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| 39 | QtCore.Qt.CopyAction, |
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| 40 | self.mime_data, |
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| 41 | QtCore.Qt.LeftButton, |
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| 42 | QtCore.Qt.NoModifier) |
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| 43 | mime_data = QtCore.QMimeData() |
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| 44 | bad_drag_event = QtGui.QDragMoveEvent(QtCore.QPoint(0,0), |
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| 45 | QtCore.Qt.CopyAction, |
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| 46 | mime_data, |
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| 47 | QtCore.Qt.LeftButton, |
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| 48 | QtCore.Qt.NoModifier) |
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| 49 | |
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| 50 | # Call the drag handler with good event |
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| 51 | self.assertTrue(self.form.dragIsOK(good_drag_event)) |
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| 52 | |
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| 53 | # Call the drag handler with bad event |
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| 54 | self.assertFalse(self.form.dragIsOK(bad_drag_event)) |
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| 55 | |
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| 56 | def testDropEvent(self): |
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| 57 | """ |
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| 58 | Test what happens if an object is dropped onto the load widget |
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| 59 | """ |
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| 60 | spy_file_read = QtSignalSpy(self.form, self.form.communicator.fileReadSignal) |
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| 61 | |
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| 62 | drop_event = QtGui.QDropEvent(QtCore.QPoint(0,0), |
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| 63 | QtCore.Qt.CopyAction, |
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| 64 | self.mime_data, |
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| 65 | QtCore.Qt.LeftButton, |
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| 66 | QtCore.Qt.NoModifier) |
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| 67 | |
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| 68 | self.form.dropEvent(drop_event) |
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| 69 | QtGui.qApp.processEvents() |
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| 70 | self.assertEqual(spy_file_read.count(), 1) |
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| 71 | self.assertIn(self.testfile, str(spy_file_read.signal(index=0))) |
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| 72 | |
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| 73 | |
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| 74 | if __name__ == "__main__": |
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| 75 | unittest.main() |
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