source: sasview/src/sas/qtgui/MainWindow/UnitTesting/DataExplorerTest.py @ d5c5d3d

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalc
Last change on this file since d5c5d3d was 464cd07, checked in by Piotr Rozyczko <rozyczko@…>, 7 years ago

Use singleton QApplication in unit tests to avoid issues on Ubuntu. SASVIEW-485
  • Property mode set to 100644
File size: 27.2 KB
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1import sys
2import unittest
3
4from PyQt4.QtGui import *
5from PyQt4.QtTest import QTest
6from PyQt4.QtCore import *
7from mock import MagicMock
8from mock import patch
9from mpl_toolkits.mplot3d import Axes3D
10
11# set up import paths
12import path_prepare
13
14# Local
15from sas.qtgui.Plotting.PlotterData import Data1D
16from sas.sascalc.dataloader.loader import Loader
17from sas.qtgui.MainWindow.DataManager import DataManager
18
19from sas.qtgui.MainWindow.DataExplorer import DataExplorerWindow
20from sas.qtgui.MainWindow.GuiManager import GuiManager
21from sas.qtgui.Utilities.GuiUtils import *
22from UnitTesting.TestUtils import QtSignalSpy
23from sas.qtgui.Plotting.Plotter import Plotter
24from sas.qtgui.Plotting.Plotter2D import Plotter2D
25import sas.qtgui.Plotting.PlotHelper as PlotHelper
26
27if not QApplication.instance():
28    app = QApplication(sys.argv)
29
30class DataExplorerTest(unittest.TestCase):
31    '''Test the Data Explorer GUI'''
32    def setUp(self):
33        '''Create the GUI'''
34        class MyPerspective(object):
35            def communicator(self):
36                return Communicate()
37            def allowBatch(self):
38                return False
39            def setData(self, data_item=None):
40                return None
41            def title(self):
42                return "Dummy Perspective"
43
44        class dummy_manager(object):
45            def communicator(self):
46                return Communicate()
47            def perspective(self):
48                return MyPerspective()
49            def workspace(self):
50                return None
51
52        self.form = DataExplorerWindow(None, dummy_manager())
53
54    def tearDown(self):
55        '''Destroy the GUI'''
56        self.form.close()
57        self.form = None
58
59    def testDefaults(self):
60        '''Test the GUI in its default state'''
61        # Tab widget
62        self.assertIsInstance(self.form, QTabWidget)
63        self.assertEqual(self.form.count(), 2)
64
65        # Buttons - data tab
66        self.assertEqual(self.form.cmdLoad.text(), "Load data")
67        self.assertEqual(self.form.cmdDeleteData.text(), "Delete")
68        self.assertEqual(self.form.cmdDeleteTheory.text(), "Delete")
69        self.assertEqual(self.form.cmdFreeze.text(), "Freeze Theory")
70        self.assertEqual(self.form.cmdSendTo.text(), "Send data to")
71        self.assertEqual(self.form.cmdSendTo.iconSize(), QSize(48, 48))
72        self.assertIsInstance(self.form.cmdSendTo.icon(), QIcon)
73        self.assertEqual(self.form.chkBatch.text(), "Batch mode")
74        self.assertFalse(self.form.chkBatch.isChecked())
75
76        # Buttons - theory tab
77
78        # Combo boxes
79        self.assertEqual(self.form.cbSelect.count(), 6)
80        self.assertEqual(self.form.cbSelect.currentIndex(), 0)
81
82        # Models - data
83        self.assertIsInstance(self.form.model, QStandardItemModel)
84        self.assertEqual(self.form.treeView.model().rowCount(), 0)
85        self.assertEqual(self.form.treeView.model().columnCount(), 0)
86        self.assertEqual(self.form.model.rowCount(), 0)
87        self.assertEqual(self.form.model.columnCount(), 0)
88        self.assertIsInstance(self.form.data_proxy, QSortFilterProxyModel)
89        self.assertEqual(self.form.data_proxy.sourceModel(), self.form.model)
90        self.assertEqual("[^()]", str(self.form.data_proxy.filterRegExp().pattern()))
91        self.assertIsInstance(self.form.treeView, QTreeView)
92
93        # Models - theory
94        self.assertIsInstance(self.form.theory_model, QStandardItemModel)
95        self.assertEqual(self.form.freezeView.model().rowCount(), 0)
96        self.assertEqual(self.form.freezeView.model().columnCount(), 0)
97        self.assertEqual(self.form.theory_model.rowCount(), 0)
98        self.assertEqual(self.form.theory_model.columnCount(), 0)
99        self.assertIsInstance(self.form.theory_proxy, QSortFilterProxyModel)
100        self.assertEqual(self.form.theory_proxy.sourceModel(), self.form.theory_model)
101        self.assertEqual("[^()]", str(self.form.theory_proxy.filterRegExp().pattern()))
102        self.assertIsInstance(self.form.freezeView, QTreeView)
103
104    def testWidgets(self):
105        """
106        Test if all required widgets got added
107        """
108    def testLoadButton(self):
109        loadButton = self.form.cmdLoad
110
111        filename = "cyl_400_20.txt"
112        # Initialize signal spy instances
113        spy_file_read = QtSignalSpy(self.form, self.form.communicator.fileReadSignal)
114
115        # Return no files.
116        QtGui.QFileDialog.getOpenFileNames = MagicMock(return_value=None)
117
118        # Click on the Load button
119        QTest.mouseClick(loadButton, Qt.LeftButton)
120
121        # Test the getOpenFileName() dialog called once
122        self.assertTrue(QtGui.QFileDialog.getOpenFileNames.called)
123        QtGui.QFileDialog.getOpenFileNames.assert_called_once()
124
125        # Make sure the signal has not been emitted
126        self.assertEqual(spy_file_read.count(), 0)
127
128        # Now, return a single file
129        QtGui.QFileDialog.getOpenFileNames = MagicMock(return_value=filename)
130
131        # Click on the Load button
132        QTest.mouseClick(loadButton, Qt.LeftButton)
133        QtGui.qApp.processEvents()
134
135        # Test the getOpenFileName() dialog called once
136        self.assertTrue(QtGui.QFileDialog.getOpenFileNames.called)
137        QtGui.QFileDialog.getOpenFileNames.assert_called_once()
138
139        # Expected one spy instance
140        #self.assertEqual(spy_file_read.count(), 1)
141        #self.assertIn(filename, str(spy_file_read.called()[0]['args'][0]))
142
143    def testLoadFiles(self):
144        """
145        Test progress bar update while loading of multiple files
146        """
147        # Set up the spy on progress bar update signal
148        spy_progress_bar_update = QtSignalSpy(self.form,
149            self.form.communicator.progressBarUpdateSignal)
150
151        # Populate the model
152        filename = ["cyl_400_20.txt", "Dec07031.ASC", "cyl_400_20.txt"]
153        self.form.readData(filename)
154
155        # 0, 0, 33, 66, -1 -> 5 signals reaching progressBar
156        self.assertEqual(spy_progress_bar_update.count(), 5)
157
158        expected_list = [0, 0, 33, 66, -1]
159        spied_list = [spy_progress_bar_update.called()[i]['args'][0] for i in xrange(5)]
160        self.assertEqual(expected_list, spied_list)
161       
162    def testDeleteButton(self):
163        """
164        Functionality of the delete button
165        """
166        deleteButton = self.form.cmdDeleteData
167
168        # Mock the confirmation dialog with return=No
169        QtGui.QMessageBox.question = MagicMock(return_value=QtGui.QMessageBox.No)
170
171        # Populate the model
172        filename = ["cyl_400_20.txt", "Dec07031.ASC", "cyl_400_20.txt"]
173        self.form.readData(filename)
174
175        # Assure the model contains three items
176        self.assertEqual(self.form.model.rowCount(), 3)
177
178        # Assure the checkboxes are on
179        item1 = self.form.model.item(0)
180        item2 = self.form.model.item(1)
181        item3 = self.form.model.item(2)
182        self.assertTrue(item1.checkState() == QtCore.Qt.Checked)
183        self.assertTrue(item2.checkState() == QtCore.Qt.Checked)
184        self.assertTrue(item3.checkState() == QtCore.Qt.Checked)
185
186        # Click on the delete  button
187        QTest.mouseClick(deleteButton, Qt.LeftButton)
188
189        # Test the warning dialog called once
190        self.assertTrue(QtGui.QMessageBox.question.called)
191
192        # Assure the model still contains the items
193        self.assertEqual(self.form.model.rowCount(), 3)
194
195        # Now, mock the confirmation dialog with return=Yes
196        QtGui.QMessageBox.question = MagicMock(return_value=QtGui.QMessageBox.Yes)
197
198        # Click on the delete  button
199        QTest.mouseClick(deleteButton, Qt.LeftButton)
200
201        # Test the warning dialog called once
202        self.assertTrue(QtGui.QMessageBox.question.called)
203
204        # Assure the model contains no items
205        self.assertEqual(self.form.model.rowCount(), 0)
206
207        # Click delete once again to assure no nasty behaviour on empty model
208        QTest.mouseClick(deleteButton, Qt.LeftButton)
209
210    def testDeleteTheory(self):
211        """
212        Test that clicking "Delete" in theories tab removes selected indices
213        """
214        deleteButton = self.form.cmdDeleteTheory
215
216        # Mock the confirmation dialog with return=No
217        QtGui.QMessageBox.question = MagicMock(return_value=QtGui.QMessageBox.No)
218
219        # Populate the model
220        item1 = QtGui.QStandardItem(True)
221        item1.setCheckable(True)
222        item1.setCheckState(QtCore.Qt.Checked)
223        item1.setText("item 1")
224        self.form.theory_model.appendRow(item1)
225        item2 = QtGui.QStandardItem(True)
226        item2.setCheckable(True)
227        item2.setCheckState(QtCore.Qt.Unchecked)
228        item2.setText("item 2")
229        self.form.theory_model.appendRow(item2)
230
231        # Assure the model contains two items
232        self.assertEqual(self.form.theory_model.rowCount(), 2)
233
234        # Assure the checkboxes are on
235        self.assertTrue(item1.checkState() == QtCore.Qt.Checked)
236        self.assertTrue(item2.checkState() == QtCore.Qt.Unchecked)
237
238        # Click on the delete  button
239        QTest.mouseClick(deleteButton, Qt.LeftButton)
240
241        # Test the warning dialog called once
242        self.assertTrue(QtGui.QMessageBox.question.called)
243
244        # Assure the model still contains the items
245        self.assertEqual(self.form.theory_model.rowCount(), 2)
246
247        # Now, mock the confirmation dialog with return=Yes
248        QtGui.QMessageBox.question = MagicMock(return_value=QtGui.QMessageBox.Yes)
249
250        # Click on the delete  button
251        QTest.mouseClick(deleteButton, Qt.LeftButton)
252
253        # Test the warning dialog called once
254        self.assertTrue(QtGui.QMessageBox.question.called)
255
256        # Assure the model contains 1 item
257        self.assertEqual(self.form.theory_model.rowCount(), 1)
258
259        # Set the remaining item to checked
260        self.form.theory_model.item(0).setCheckState(QtCore.Qt.Checked)
261
262        # Click on the delete button again
263        QTest.mouseClick(deleteButton, Qt.LeftButton)
264
265        # Assure the model contains no items
266        self.assertEqual(self.form.theory_model.rowCount(), 0)
267
268        # Click delete once again to assure no nasty behaviour on empty model
269        QTest.mouseClick(deleteButton, Qt.LeftButton)
270
271
272    def testSendToButton(self):
273        """
274        Test that clicking the Send To button sends checked data to a perspective
275        """
276        # Send empty data
277        mocked_perspective = self.form.parent.perspective()
278        mocked_perspective.setData = MagicMock()
279
280        # Click on the Send To  button
281        QTest.mouseClick(self.form.cmdSendTo, Qt.LeftButton)
282
283        # The set_data method not called
284        self.assertFalse(mocked_perspective.setData.called)
285               
286        # Populate the model
287        filename = ["cyl_400_20.txt"]
288        self.form.readData(filename)
289
290        # setData is the method we want to see called
291        mocked_perspective = self.form.parent.perspective()
292        mocked_perspective.setData = MagicMock(filename)
293
294        # Assure the checkbox is on
295        self.form.cbSelect.setCurrentIndex(0)
296
297        # Click on the Send To  button
298        QTest.mouseClick(self.form.cmdSendTo, Qt.LeftButton)
299
300        # Test the set_data method called once
301        #self.assertTrue(mocked_perspective.setData.called)
302
303        # open another file
304        filename = ["cyl_400_20.txt"]
305        self.form.readData(filename)
306
307        # Mock the warning message
308        QtGui.QMessageBox = MagicMock()
309
310        # Click on the button
311        QTest.mouseClick(self.form.cmdSendTo, Qt.LeftButton)
312
313        # Assure the message box popped up
314        QtGui.QMessageBox.assert_called_once()
315
316    def testDataSelection(self):
317        """
318        Tests the functionality of the Selection Option combobox
319        """
320        # Populate the model with 1d and 2d data
321        filename = ["cyl_400_20.txt", "Dec07031.ASC"]
322        self.form.readData(filename)
323
324        # Unselect all data
325        self.form.cbSelect.setCurrentIndex(1)
326
327        # Test the current selection
328        item1D = self.form.model.item(0)
329        item2D = self.form.model.item(1)
330        self.assertTrue(item1D.checkState() == QtCore.Qt.Unchecked)
331        self.assertTrue(item2D.checkState() == QtCore.Qt.Unchecked)       
332
333        # Select all data
334        self.form.cbSelect.setCurrentIndex(0)
335
336        # Test the current selection
337        self.assertTrue(item1D.checkState() == QtCore.Qt.Checked)
338        self.assertTrue(item2D.checkState() == QtCore.Qt.Checked)       
339
340        # select 1d data
341        self.form.cbSelect.setCurrentIndex(2)
342
343        # Test the current selection
344        self.assertTrue(item1D.checkState() == QtCore.Qt.Checked)
345        self.assertTrue(item2D.checkState() == QtCore.Qt.Unchecked)       
346
347        # unselect 1d data
348        self.form.cbSelect.setCurrentIndex(3)
349
350        # Test the current selection
351        self.assertTrue(item1D.checkState() == QtCore.Qt.Unchecked)
352        self.assertTrue(item2D.checkState() == QtCore.Qt.Unchecked)       
353
354        # select 2d data
355        self.form.cbSelect.setCurrentIndex(4)
356
357        # Test the current selection
358        self.assertTrue(item1D.checkState() == QtCore.Qt.Unchecked)
359        self.assertTrue(item2D.checkState() == QtCore.Qt.Checked)       
360
361        # unselect 2d data
362        self.form.cbSelect.setCurrentIndex(5)
363
364        # Test the current selection
365        self.assertTrue(item1D.checkState() == QtCore.Qt.Unchecked)
366        self.assertTrue(item2D.checkState() == QtCore.Qt.Unchecked)       
367
368        # choose impossible index and assure the code raises
369        #with self.assertRaises(Exception):
370        #    self.form.cbSelect.setCurrentIndex(6)
371
372    def testFreezeTheory(self):
373        """
374        Assure theory freeze functionality works
375        """
376        # Not yet tested - agree on design first.
377        pass
378
379    def testRecursivelyCloneItem(self):
380        """
381        Test the rescursive QAbstractItem/QStandardItem clone
382        """
383        # Create an item with several branches
384        item1 = QtGui.QStandardItem()
385        item2 = QtGui.QStandardItem()
386        item3 = QtGui.QStandardItem()
387        item4 = QtGui.QStandardItem()
388        item5 = QtGui.QStandardItem()
389        item6 = QtGui.QStandardItem()
390
391        item4.appendRow(item5)
392        item2.appendRow(item4)
393        item2.appendRow(item6)
394        item1.appendRow(item2)
395        item1.appendRow(item3)
396
397        # Clone
398        new_item = self.form.recursivelyCloneItem(item1)
399
400        # assure the trees look identical
401        self.assertEqual(item1.rowCount(), new_item.rowCount())
402        self.assertEqual(item1.child(0).rowCount(), new_item.child(0).rowCount())
403        self.assertEqual(item1.child(1).rowCount(), new_item.child(1).rowCount())
404        self.assertEqual(item1.child(0).child(0).rowCount(), new_item.child(0).child(0).rowCount())
405
406    def testReadData(self):
407        """
408        Test the low level readData() method
409        """
410        filename = ["cyl_400_20.txt"]
411        self.form.manager.add_data = MagicMock()
412
413        # Initialize signal spy instances
414        spy_status_update = QtSignalSpy(self.form, self.form.communicator.statusBarUpdateSignal)
415        spy_data_received = QtSignalSpy(self.form, self.form.communicator.fileDataReceivedSignal)
416
417        # Read in the file
418        self.form.readData(filename)
419
420        # Expected two status bar updates
421        self.assertEqual(spy_status_update.count(), 2)
422        self.assertIn(filename[0], str(spy_status_update.called()[0]['args'][0]))
423
424
425        # Check that the model contains the item
426        self.assertEqual(self.form.model.rowCount(), 1)
427        self.assertEqual(self.form.model.columnCount(), 1)
428
429        # The 0th item header should be the name of the file
430        model_item = self.form.model.index(0,0)
431        model_name = str(self.form.model.data(model_item).toString())
432        self.assertEqual(model_name, filename[0])
433
434    def skip_testDisplayHelp(self): # Skip due to help path change
435        """
436        Test that the Help window gets shown correctly
437        """
438        partial_url = "sasgui/guiframe/data_explorer_help.html"
439        button1 = self.form.cmdHelp
440        button2 = self.form.cmdHelp_2
441
442        # Click on the Help button
443        QTest.mouseClick(button1, Qt.LeftButton)
444        QtGui.qApp.processEvents()
445
446        # Check the browser
447        self.assertIn(partial_url, str(self.form._helpView.url()))
448        # Close the browser
449        self.form._helpView.close()
450
451        # Click on the Help_2 button
452        QTest.mouseClick(button2, Qt.LeftButton)
453        QtGui.qApp.processEvents()
454        # Check the browser
455        self.assertIn(partial_url, str(self.form._helpView.url()))
456
457    def testLoadFile(self):
458        """
459        Test the threaded call to readData()
460        """
461        #self.form.loadFile()
462        pass
463
464    def testGetWList(self):
465        """
466        Test the list of known extensions
467        """
468        w_list = self.form.getWlist()
469
470        defaults = 'All (*.*);;canSAS files (*.xml);;SESANS files' +\
471            ' (*.ses);;ASCII files (*.txt);;IGOR 2D files (*.asc);;' +\
472            'IGOR/DAT 2D Q_map files (*.dat);;IGOR 1D files (*.abs);;'+\
473            'HFIR 1D files (*.d1d);;DANSE files (*.sans);;NXS files (*.nxs)'
474        default_list = defaults.split(';;')
475
476        for def_format in default_list:
477            self.assertIn(def_format, w_list)
478       
479    def testLoadComplete(self):
480        """
481        Test the callback method updating the data object
482        """
483        message="Loading Data Complete"
484        data_dict = {"a1":Data1D()}
485        output_data = (data_dict, message)
486
487        self.form.manager.add_data = MagicMock()
488
489        # Initialize signal spy instances
490        spy_status_update = QtSignalSpy(self.form, self.form.communicator.statusBarUpdateSignal)
491        spy_data_received = QtSignalSpy(self.form, self.form.communicator.fileDataReceivedSignal)
492
493        # Read in the file
494        self.form.loadComplete(output_data)
495
496        # "Loading data complete" no longer sent in LoadFile but in callback
497        self.assertIn("Loading Data Complete", str(spy_status_update.called()[0]['args'][0]))
498
499        # Expect one Data Received signal
500        self.assertEqual(spy_data_received.count(), 1)
501
502        # Assure returned dictionary has correct data
503        # We don't know the data ID, so need to iterate over dict
504        data_dict = spy_data_received.called()[0]['args'][0]
505        for data_key, data_value in data_dict.iteritems():
506            self.assertIsInstance(data_value, Data1D)
507
508        # Assure add_data on data_manager was called (last call)
509        self.assertTrue(self.form.manager.add_data.called)
510
511    def testNewPlot1D(self):
512        """
513        Creating new plots from Data1D/2D
514        """
515        loader = Loader()
516        manager = DataManager()
517        PlotHelper.clear()
518        self.form.enableGraphCombo(None)
519
520        # Make sure the controls are disabled
521        self.assertFalse(self.form.cbgraph.isEnabled())
522        self.assertFalse(self.form.cmdAppend.isEnabled())
523
524        # get Data1D
525        p_file="cyl_400_20.txt"
526        output_object = loader.load(p_file)
527        new_data = [manager.create_gui_data(output_object, p_file)]
528
529        # Mask retrieval of the data
530        self.form.plotsFromCheckedItems = MagicMock(return_value=new_data)
531
532        # Mask plotting
533        self.form.parent.workspace = MagicMock()
534
535        # Call the plotting method
536        self.form.newPlot()
537
538        # The plot was registered
539        self.assertEqual(len(PlotHelper.currentPlots()), 1)
540
541        self.assertTrue(self.form.cbgraph.isEnabled())
542        self.assertTrue(self.form.cmdAppend.isEnabled())
543
544    def testNewPlot2D(self):
545        """
546        Creating new plots from Data1D/2D
547        """
548        loader = Loader()
549        manager = DataManager()
550        PlotHelper.clear()
551        self.form.enableGraphCombo(None)
552
553        # Make sure the controls are disabled
554        self.assertFalse(self.form.cbgraph.isEnabled())
555        self.assertFalse(self.form.cmdAppend.isEnabled())
556
557        # get Data2D
558        p_file="Dec07031.ASC"
559        output_object = loader.load(p_file)
560        new_data = [manager.create_gui_data(output_object, p_file)]
561
562        # Mask retrieval of the data
563        self.form.plotsFromCheckedItems = MagicMock(return_value=new_data)
564
565        # Mask plotting
566        self.form.parent.workspace = MagicMock()
567
568        # Call the plotting method
569        self.form.newPlot()
570
571        # The plot was registered
572        self.assertEqual(len(PlotHelper.currentPlots()), 1)
573
574        self.assertTrue(self.form.cbgraph.isEnabled())
575        self.assertTrue(self.form.cmdAppend.isEnabled())
576
577    @patch('sas.qtgui.Utilities.GuiUtils.plotsFromCheckedItems')
578    def testAppendPlot(self, test_patch):
579        """
580        Creating new plots from Data1D/2D
581        """
582        loader = Loader()
583        manager = DataManager()
584
585        PlotHelper.clear()
586        self.form.enableGraphCombo(None)
587
588        # Make sure the controls are disabled
589        self.assertFalse(self.form.cbgraph.isEnabled())
590        self.assertFalse(self.form.cmdAppend.isEnabled())
591
592        # get Data1D
593        p_file="cyl_400_20.txt"
594        output_object = loader.load(p_file)
595        output_item = QtGui.QStandardItem()
596        new_data = [(output_item, manager.create_gui_data(output_object, p_file))]
597
598        # Mask plotting
599        self.form.parent.workspace = MagicMock()
600
601        # Mask the plot show call
602        Plotter.show = MagicMock()
603
604        # Mask retrieval of the data
605        test_patch.return_value = new_data
606
607        # Call the plotting method
608        self.form.newPlot()
609
610        # Call the plotting method again, so we have 2 graphs
611        self.form.newPlot()
612
613        # See that we have two plots
614        self.assertEqual(len(PlotHelper.currentPlots()), 2)
615
616        # Add data to plot #1
617        self.form.cbgraph.setCurrentIndex(1)
618        self.form.appendPlot()
619
620        # See that we still have two plots
621        self.assertEqual(len(PlotHelper.currentPlots()), 2)
622
623    def testUpdateGraphCombo(self):
624        """
625        Test the combo box update
626        """
627        PlotHelper.clear()
628
629        graph_list=["1","2","3"]
630        self.form.updateGraphCombo(graph_list)
631
632        self.assertEqual(self.form.cbgraph.count(), 3)
633        self.assertEqual(self.form.cbgraph.currentText(), '1')
634
635        graph_list=[]
636        self.form.updateGraphCombo(graph_list)
637        self.assertEqual(self.form.cbgraph.count(), 0)
638
639    def testUpdateModelFromPerspective(self):
640        """
641        Assure the model update is correct
642        """
643        good_item = QtGui.QStandardItem()
644        bad_item = "I'm so bad"
645
646        self.form.model.reset = MagicMock()
647
648        self.form.updateModelFromPerspective(good_item)
649
650        # See that the model got reset
651        self.form.model.reset.assert_called_once()
652
653        # See that the bad item causes raise
654        with self.assertRaises(Exception):
655            self.form.updateModelFromPerspective(bad_item)
656
657    def testContextMenu(self):
658        """
659        See if the context menu is present
660        """
661        # get Data1D
662        p_file=["cyl_400_20.txt"]
663        # Read in the file
664        output, message = self.form.readData(p_file)
665        self.form.loadComplete((output, message))
666
667        # Pick up the treeview index corresponding to that file
668        index = self.form.treeView.indexAt(QtCore.QPoint(5,5))
669        self.form.show()
670
671        # Find out the center pointof the treeView row
672        rect = self.form.treeView.visualRect(index).center()
673
674        self.form.context_menu.exec_ = MagicMock()
675
676        # Move the mouse pointer to the first row
677        QTest.mouseMove(self.form.treeView.viewport(), pos=rect)
678
679        # This doesn't invoke the action/signal. Investigate why?
680        # QTest.mouseClick(self.form.treeView.viewport(), Qt.RightButton, pos=rect)
681
682        # Instead, send the signal directly
683        self.form.treeView.customContextMenuRequested.emit(rect)
684
685        # app.exec_() # debug
686
687        # See that the menu has been shown
688        self.form.context_menu.exec_.assert_called_once()
689
690    def testShowDataInfo(self):
691        """
692        Test of the showDataInfo method
693        """
694        # get Data1D
695        p_file=["cyl_400_20.txt"]
696        # Read in the file
697        output, message = self.form.readData(p_file)
698        self.form.loadComplete((output, message))
699
700        # select the data
701        self.form.treeView.selectAll()
702
703        # Call the tested method
704        self.form.showDataInfo()
705
706        # Test the properties
707        self.assertTrue(self.form.txt_widget.isReadOnly())
708        self.assertEqual(self.form.txt_widget.windowTitle(), "Data Info: cyl_400_20.txt")
709        self.assertIn("Waveln_max", self.form.txt_widget.toPlainText())
710
711        # Slider moved all the way up
712        self.assertEqual(self.form.txt_widget.verticalScrollBar().sliderPosition(), 0)
713
714    def testSaveDataAs(self):
715        """
716        Test the Save As context menu action
717        """
718        # get Data1D
719        p_file=["cyl_400_20.txt"]
720        # Read in the file
721        output, message = self.form.readData(p_file)
722        self.form.loadComplete((output, message))
723
724        # select the data
725        self.form.treeView.selectAll()
726
727        QFileDialog.getSaveFileName = MagicMock()
728
729        # Call the tested method
730        self.form.saveDataAs()
731        QFileDialog.getSaveFileName.assert_called_with(
732                                caption="Save As",
733                                directory='cyl_400_20_out.txt',
734                                filter='Text files (*.txt);;CanSAS 1D files(*.xml)',
735                                parent=None)
736        QFileDialog.getSaveFileName.assert_called_once()
737
738        # get Data2D
739        p_file=["Dec07031.ASC"]
740        # Read in the file
741        output, message = self.form.readData(p_file)
742        self.form.loadComplete((output, message))
743
744        # select the data
745        index = self.form.model.index(1, 0)
746        selmodel = self.form.treeView.selectionModel()
747        selmodel.setCurrentIndex(index, QItemSelectionModel.NoUpdate)
748        selmodel.select(index, QItemSelectionModel.Select|QItemSelectionModel.Rows)
749
750        QFileDialog.getSaveFileName = MagicMock()
751
752        # Call the tested method
753        self.form.saveDataAs()
754        QFileDialog.getSaveFileName.assert_called_with(
755                                caption="Save As",
756                                directory='Dec07031_out.dat',
757                                filter='IGOR/DAT 2D file in Q_map (*.dat)',
758                                parent=None)
759        QFileDialog.getSaveFileName.assert_called_once()
760
761    def testQuickDataPlot(self):
762        """
763        Quick data plot generation.
764        """
765        # get Data1D
766        p_file=["cyl_400_20.txt"]
767        # Read in the file
768        output, message = self.form.readData(p_file)
769        self.form.loadComplete((output, message))
770
771        # select the data
772        self.form.treeView.selectAll()
773
774        Plotter.show = MagicMock() # for masking the display
775
776        self.form.quickDataPlot()
777        self.assertTrue(Plotter.show.called)
778
779    def testQuickData3DPlot(self):
780        """
781        Slow(er) 3D data plot generation.
782        """
783        # get Data1D
784        p_file=["Dec07031.ASC"]
785        # Read in the file
786        output, message = self.form.readData(p_file)
787        self.form.loadComplete((output, message))
788
789        # select the data
790        self.form.treeView.selectAll()
791
792        Plotter2D.show = MagicMock() # for masking the display
793
794        self.form.quickData3DPlot()
795
796        self.assertTrue(Plotter2D.show.called)
797
798    def testShowEditMask(self):
799        """
800        Edit mask on a 2D plot.
801
802        TODO: add content once plotting finalized
803        """
804        pass
805
806
807if __name__ == "__main__":
808    unittest.main()
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