Beispiel #1
0
 def test_set_selected_workspace_handle(self, get_ws_name_mock):
     self.presenter = WorkspaceManagerPresenter(self.view)
     self.view.get_workspace_index = mock.Mock(return_value=0)
     get_ws_name_mock.return_value = 'ws'
     self.presenter.set_selected_workspaces([mock.Mock()])
     get_ws_name_mock.called_once_with(mock.Mock())
     self.view.get_workspace_index.assert_called_once_with('ws')
     self.view.set_workspace_selected.assert_called_once_with([0])
Beispiel #2
0
    def test_rename_workspace_non_selected_prompt_user(self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports that no workspaces are selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()
Beispiel #3
0
    def test_remove_workspace_non_selected_prompt_user(self, delete_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports no workspace selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.RemoveSelectedWorkspaces)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_or_more_workspaces.assert_called_once_with()
        delete_ws_mock.assert_not_called()
        assert (not self.view.display_loaded_workspaces.called)
Beispiel #4
0
    def test_save_workspace_non_selected_prompt_user(self, save_ws_mock,
                                                     save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports no workspaces arw selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_workspace.assert_called_once_with()
        save_dir_mock.assert_not_called()
        save_ws_mock.assert_not_called()
Beispiel #5
0
 def test_combine_workspace_wrong_type(self, is_pixel_ws_mock):
     # Checks that it will fail if one of the workspace is not a MDEventWorkspace
     self.presenter = WorkspaceManagerPresenter(self.view)
     selected_workspaces = ['ws1', 'ws2']
     self.view.get_workspace_selected = mock.Mock(
         return_value=selected_workspaces)
     is_pixel_ws_mock.side_effect = [True, False]
     self.presenter.notify(Command.CombineWorkspace)
     self.view.get_workspace_selected.assert_called_once_with()
     check_calls = [call('ws1'), call('ws2')]
     is_pixel_ws_mock.assert_has_calls(check_calls, any_order=True)
     assert (self.view.error_select_more_than_one_workspaces.called)
Beispiel #6
0
    def test_rename_workspace_multiple_workspace_selected_prompt_user(
            self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports multiple selected workspaces on calls to get_workspace_selected
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(
            return_value=selected_workspaces)

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_only_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()
Beispiel #7
0
 def test_combine_workspace_single_ws(self, is_pixel_ws_mock,
                                      combine_ws_mock):
     # Checks that it will fail if only one workspace is selected.
     is_pixel_ws_mock.return_value = True
     self.presenter = WorkspaceManagerPresenter(self.view)
     selected_workspaces = ['ws1']
     self.view.get_workspace_selected = mock.Mock(
         return_value=selected_workspaces)
     self.view.add_workspace_dialog = mock.Mock(return_value='ws2')
     self.presenter.notify(Command.CombineWorkspace)
     self.view.get_workspace_selected.assert_called_once_with()
     self.view.add_workspace_dialog.assert_called_once()
     combine_ws_mock.assert_called_once_with(['ws1', 'ws2'], 'ws1_combined')
Beispiel #8
0
    def test_combine_workspace(self, is_pixel_ws_mock, combine_ws_mock):
        # Now checks it succeeds otherwise
        is_pixel_ws_mock.return_value = True
        self.presenter = WorkspaceManagerPresenter(self.view)
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(
            return_value=selected_workspaces)

        self.presenter.notify(Command.CombineWorkspace)
        self.view.get_workspace_selected.assert_called()
        assert (not self.view.error_select_more_than_one_workspaces.called)
        combine_ws_mock.assert_called_once_with(
            selected_workspaces, selected_workspaces[0] + '_combined')
Beispiel #9
0
    def test_remove_workspace(self, delete_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a workspace that reports a single selected workspace on calls to get_workspace_selected
        workspace_to_be_removed = wrap_workspace(
            CloneWorkspace(self.m_workspace.raw_ws, OutputWorkspace='file1'),
            'file1')
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_be_removed])
        self.view.display_loaded_workspaces = mock.Mock()

        self.presenter.notify(Command.RemoveSelectedWorkspaces)
        self.view.get_workspace_selected.assert_called_once_with()
        delete_ws_mock.assert_called_once_with(workspace_to_be_removed)
        self.view.display_loaded_workspaces.assert_called_once()
Beispiel #10
0
    def test_remove_multiple_workspaces(self, delete_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports 3 selected workspaces on calls to get_workspace_selected
        workspace1 = wrap_workspace(
            CloneWorkspace(self.m_workspace.raw_ws, OutputWorkspace='file1'),
            'file1')
        workspace2 = wrap_workspace(
            CloneWorkspace(self.m_workspace.raw_ws, OutputWorkspace='file2'),
            'file2')
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace1, workspace2])

        self.presenter.notify(Command.RemoveSelectedWorkspaces)
        self.view.get_workspace_selected.assert_called_once_with()
        delete_calls = [call(workspace1), call(workspace2)]
        delete_ws_mock.assert_has_calls(delete_calls, any_order=True)
        assert (self.view.display_loaded_workspaces.called)
Beispiel #11
0
    def test_save_workspace_multiple_selected(self, save_ws_mock,
                                              save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports multiple workspaces are selected on calls to get_workspace_selected
        path_to_save_to = r'A:\file\path'
        self.view.get_workspace_selected = mock.Mock(
            return_value=['file1', 'file2'])
        save_dir_mock.return_value = (path_to_save_to, None, '.nxs')
        save_ws_mock.side_effect = [True, RuntimeError]

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        save_dir_mock.assert_called_once_with(multiple_files=True,
                                              save_as_image=False,
                                              default_ext='.nxs')
        save_ws_mock.assert_called_with(['file1', 'file2'], path_to_save_to,
                                        None, '.nxs')
Beispiel #12
0
 def test_save_ascii_workspace(self, save_ws_mock, save_dir_mock):
     self.presenter = WorkspaceManagerPresenter(self.view)
     # Create a view that report a single selected workspace on calls to get_workspace_selected and supplies a path
     # to save to on calls to get_workspace_to_save_filepath
     path_to_save_to = r'A:\file\path'
     workspace_to_save = 'file1'
     self.view.get_workspace_selected = mock.Mock(
         return_value=[workspace_to_save])
     save_dir_mock.return_value = (path_to_save_to, workspace_to_save,
                                   '.txt')
     self.presenter.notify(Command.SaveSelectedWorkspaceAscii)
     save_dir_mock.assert_called_once_with(multiple_files=False,
                                           save_as_image=False,
                                           default_ext='.txt')
     self.view.get_workspace_selected.assert_called_once_with()
     save_ws_mock.assert_called_once_with([workspace_to_save],
                                          path_to_save_to, 'file1', '.txt')
    def test_rename_workspace_non_selected_prompt_user(self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports that no workspaces are selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()
Beispiel #14
0
    def test_that_rename_workspace_works_as_expected(self, get_ws_names_mock,
                                                     rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that will return a single selected workspace on call to get_workspace_selected and supply a
        # name on call to get_workspace_new_name
        old_workspace_name = 'file1'
        new_workspace_name = 'new_name'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[old_workspace_name])
        self.view.get_workspace_new_name = mock.Mock(
            return_value=new_workspace_name)
        self.view.display_loaded_workspaces = mock.Mock()
        get_ws_names_mock.return_value = ['file1', 'file2', 'file3']

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.get_workspace_new_name.assert_called_once_with()
        rename_ws_mock.assert_called_once_with('file1', 'new_name')
        self.view.display_loaded_workspaces.assert_called_once()
    def test_rename_workspace_multiple_workspace_selected_prompt_user(self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports multiple selected workspaces on calls to get_workspace_selected
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(return_value=selected_workspaces)

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_only_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()
Beispiel #16
0
 def __init__(self, parent=None):
     QWidget.__init__(self, parent)
     load_ui(__file__, 'workspacemanager.ui', self)
     self.button_mappings = {}
     self._main_window = None
     self.onscreen_workspaces = []
     self.tab = None
     self.tab_to_list = {
         TAB_2D: self.listWorkspaces2D,
         TAB_EVENT: self.listWorkspacesEvent,
         TAB_HISTO: self.listWorkspacesHisto
     }
     self.tabWidget.currentChanged.connect(self.tab_changed_method)
     self.listWorkspaces2D.itemSelectionChanged.connect(
         self.list_item_changed)
     self.listWorkspacesEvent.itemSelectionChanged.connect(
         self.list_item_changed)
     self.listWorkspacesHisto.itemSelectionChanged.connect(
         self.list_item_changed)
     self._presenter = WorkspaceManagerPresenter(self)
Beispiel #17
0
    def test_save_workspace_cancelled(self, save_ws_mock, save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that report a single selected workspace on calls to get_workspace_selected and supplies a path
        # to save to on calls to get_workspace_to_save_filepath
        path_to_save_to = ""  # view returns empty string to indicate operation cancelled
        workspace_to_save = 'file1'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_save])
        self.view.error_invalid_save_path = mock.Mock()
        save_dir_mock.return_value = (path_to_save_to, workspace_to_save,
                                      '.nxs')

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.get_workspace_selected.assert_called_once_with()
        save_dir_mock.assert_called_once_with(multiple_files=False,
                                              save_as_image=False,
                                              default_ext='.nxs')
        self.view.error_invalid_save_path.assert_called_once()
        save_ws_mock.assert_not_called()
    def test_that_rename_workspace_works_as_expected(self, get_ws_names_mock, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that will return a single selected workspace on call to get_workspace_selected and supply a
        # name on call to get_workspace_new_name
        old_workspace_name = 'file1'
        new_workspace_name = 'new_name'
        self.view.get_workspace_selected = mock.Mock(return_value=[old_workspace_name])
        self.view.get_workspace_new_name = mock.Mock(return_value=new_workspace_name)
        self.view.display_loaded_workspaces = mock.Mock()
        get_ws_names_mock.return_value = ['file1', 'file2', 'file3']

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.get_workspace_new_name.assert_called_once_with()
        rename_ws_mock.assert_called_once_with('file1', 'new_name')
        self.view.display_loaded_workspaces.assert_called_once()
Beispiel #19
0
 def test_notify_presenter_clears_error(self):
     presenter = WorkspaceManagerPresenter(self.view)
     presenter.register_master(self.main_presenter)
     # This unit test will verify that notifying cut presenter will cause the error to be cleared on the view.
     # The actual subsequent procedure will fail, however this irrelevant to this. Hence the try, except blocks
     for command in [x for x in dir(Command) if x[0] != "_"]:
         try:
             presenter.notify(command)
         except ValueError:
             pass
         assert (self.view.clear_displayed_error.called)
         self.view.reset_mock()
Beispiel #20
0
class WorkspaceManagerWidget(WorkspaceView, QWidget):
    """A Widget that allows user to perform basic workspace save/load/rename/delete operations on workspaces"""

    error_occurred = Signal('QString')
    tab_changed = Signal(int)
    busy = Signal(bool)

    def __init__(self, parent=None):
        QWidget.__init__(self, parent)
        load_ui(__file__, 'workspacemanager.ui', self)
        self.button_mappings = {}
        self._main_window = None
        self.onscreen_workspaces = []
        self.tab = None
        self.tab_to_list = {
            TAB_2D: self.listWorkspaces2D,
            TAB_EVENT: self.listWorkspacesEvent,
            TAB_HISTO: self.listWorkspacesHisto
        }
        self.tabWidget.currentChanged.connect(self.tab_changed_method)
        self.listWorkspaces2D.itemSelectionChanged.connect(
            self.list_item_changed)
        self.listWorkspacesEvent.itemSelectionChanged.connect(
            self.list_item_changed)
        self.listWorkspacesHisto.itemSelectionChanged.connect(
            self.list_item_changed)
        self._presenter = WorkspaceManagerPresenter(self)

    def _display_error(self, error_string):
        self.error_occurred.emit(error_string)

    def tab_changed_method(self, tab_index):
        self.clear_selection()
        self.tab = tab_index
        if self.tabWidget.tabText(tab_index)[-1:] == "*":
            self.tabWidget.setTabText(tab_index,
                                      self.tabWidget.tabText(tab_index)[:-1])
        self.tab_changed.emit(tab_index)

    def clear_selection(self):
        for ws_list in [
                self.listWorkspaces2D, self.listWorkspacesEvent,
                self.listWorkspacesHisto
        ]:
            ws_list.clearSelection()

    def current_list(self):
        return self.tab_to_list[self.tabWidget.currentIndex()]

    def current_tab(self):
        return self.tab if self.tab is not None else self.tabWidget.currentIndex(
        )

    def change_tab(self, tab):
        self.tabWidget.setCurrentIndex(tab)

    def highlight_tab(self, tab):
        tab_text = self.tabWidget.tabText(tab)
        if not tab_text.endswith('*'):
            self.tabWidget.setTabText(tab, tab_text + '*')

    def _btn_clicked(self):
        sender = self.sender()
        try:
            command = self.button_mappings[sender]
        except KeyError:
            raise Exception('Invalid sender')
        self._presenter.notify(command)

    def add_workspace(self, workspace):
        item = QListWidgetItem(workspace)
        self.onscreen_workspaces.append(workspace)
        workspace = get_workspace_handle(workspace)
        if isinstance(workspace, PixelWorkspace):
            self.listWorkspacesEvent.addItem(item)
        elif isinstance(workspace, HistogramWorkspace):
            self.listWorkspacesHisto.addItem(item)
        elif isinstance(workspace, Workspace):
            self.listWorkspaces2D.addItem(item)
        else:
            raise TypeError("Loaded file is not a valid workspace")

    def display_loaded_workspaces(self, workspaces):
        for workspace in workspaces:
            if workspace not in self.onscreen_workspaces:
                self.add_workspace(workspace)
        for workspace in self.onscreen_workspaces:
            if workspace not in workspaces:
                self.remove_workspace(workspace)

    def remove_workspace(self, workspace):
        """Remove workspace from list.

        Must be done in seperate function because items are removed by index and removing an items may alter the indexes
        of other items"""
        self.onscreen_workspaces.remove(workspace)
        for ws_list in [
                self.listWorkspaces2D, self.listWorkspacesEvent,
                self.listWorkspacesHisto
        ]:
            for index in range(ws_list.count()):
                if ws_list.item(index).text() == workspace:
                    ws_list.takeItem(index)
                    return

    def add_workspace_dialog(self):
        items = []
        current_list = self.current_list()
        for i in range(current_list.count()):
            item = current_list.item(i).text()
            items.append(item)
        dialog = QInputDialog()
        dialog.setWindowTitle("Add Workspace")
        dialog.setLabelText("Choose a workspace to add:")
        dialog.setOptions(QInputDialog.UseListViewForComboBoxItems)
        dialog.setComboBoxItems(items)
        dialog.exec_()
        return dialog.textValue()

    def subtraction_input(self):
        sub_input = SubtractInputBox(self.listWorkspaces2D, self)
        if sub_input.exec_():
            return sub_input.user_input()
        else:
            raise RuntimeError('dialog cancelled')

    def get_workspace_selected(self):
        selected_workspaces = [
            str(x.text()) for x in self.current_list().selectedItems()
        ]
        return selected_workspaces

    def set_workspace_selected(self, index):
        current_list = self.current_list()
        if QT_VERSION.startswith('5'):
            for item_index in range(current_list.count()):
                current_list.item(item_index).setSelected(False)
            for this_index in (index
                               if hasattr(index, "__iter__") else [index]):
                current_list.item(this_index).setSelected(True)
        else:
            for item_index in range(current_list.count()):
                current_list.setItemSelected(current_list.item(item_index),
                                             False)
            for this_index in (index
                               if hasattr(index, "__iter__") else [index]):
                current_list.setItemSelected(current_list.item(this_index),
                                             True)

    def get_workspace_index(self, ws_name):
        current_list = self.current_list()
        for index in range(current_list.count()):
            if str(current_list.item(index).text()) == ws_name:
                return index
        return -1

    def get_workspace_to_load_path(self):
        paths = QFileDialog.getOpenFileNames()
        return paths[0] if isinstance(
            paths, tuple) else [str(filename) for filename in paths]

    def get_workspace_new_name(self):
        name, success = QInputDialog.getText(
            self, "Workspace New Name",
            "Enter the new name for the workspace :      ")
        # The message above was padded with spaces to allow the whole title to show up
        if not success:
            raise ValueError('No Valid Name supplied')
        return str(name)

    def error_select_only_one_workspace(self):
        self._display_error(
            'Please select only one workspace and then try again')

    def error_select_one_or_more_workspaces(self):
        self._display_error(
            'Please select one or more workspaces the try again')

    def error_select_one_workspace(self):
        self._display_error('Please select a workspace then try again')

    def error_select_more_than_one_workspaces(self):
        self._display_error(
            'Please select more than one projected workspaces then try again')

    def error_invalid_save_path(self):
        self._display_error('No files were saved')

    def get_presenter(self):
        return self._presenter

    def list_item_changed(self):
        self._presenter.notify(Command.SelectionChanged)

    def error_unable_to_save(self):
        self._display_error("Something went wrong while trying to save")

    def clear_displayed_error(self):
        self._display_error("")
Beispiel #21
0
 def test_register_master_invalid_master_fail(self):
     workspace_presenter = WorkspaceManagerPresenter(self.view)
     self.assertRaises(AssertionError, workspace_presenter.register_master,
                       3)
Beispiel #22
0
 def test_register_master_success(self):
     workspace_presenter = WorkspaceManagerPresenter(self.view)
     workspace_presenter.register_master(self.main_presenter)
     self.main_presenter.register_workspace_selector.assert_called_once_with(
         workspace_presenter)
Beispiel #23
0
class MantidWorkspaceProviderTest(unittest.TestCase):
    def setUp(self):
        self.view = mock.create_autospec(spec=WorkspaceView)
        self.test_ws_2d = CreateSimulationWorkspace(
            OutputWorkspace='test_ws_2d',
            Instrument='MAR',
            BinParams=[-10, 1, 10],
            UnitX='DeltaE')
        AddSampleLog(Workspace=self.test_ws_2d.raw_ws,
                     LogName='Ei',
                     LogText='50.',
                     LogType='Number',
                     StoreInADS=False)
        self.test_ws_md = ConvertToMD(OutputWorkspace='test_ws_md',
                                      InputWorkspace=self.test_ws_2d,
                                      QDimensions='|Q|',
                                      dEAnalysisMode='Direct',
                                      MinValues='-10,0,0',
                                      MaxValues='10,6,500',
                                      SplitInto='50,50')
        self.test_ws_2d.e_mode = "Direct"
        self.test_ws_md.ef_defined = False
        self.test_ws_md.is_PSD = True
        self.test_ws_md.e_mode = "Direct"
        self.test_ws_md.limits = {'DeltaE': [0, 2, 1]}

    def test_delete_workspace(self):
        delete_workspace('test_ws_md')
        self.assertFalse('test_ws_md' in get_visible_workspace_names())

    def test_subtract_workspace(self):
        subtract(['test_ws_2d'], 'test_ws_2d', 0.95)
        result = get_workspace_handle('test_ws_2d_subtracted')
        np.testing.assert_array_almost_equal(result.raw_ws.dataY(0),
                                             [0.05] * 20)
        np.testing.assert_array_almost_equal(self.test_ws_2d.raw_ws.dataY(0),
                                             [1] * 20)
        self.assertFalse('scaled_bg_ws' in get_visible_workspace_names())

    def test_add_workspace(self):
        original_data = self.test_ws_2d.raw_ws.dataY(0)
        add_workspace_runs(['test_ws_2d', 'test_ws_2d'])
        result = get_workspace_handle('test_ws_2d_sum')
        np.testing.assert_array_almost_equal(result.raw_ws.dataY(0),
                                             [2.0] * 20)
        np.testing.assert_array_almost_equal(original_data, [1] * 20)

    @patch(
        'mslice.models.workspacemanager.workspace_algorithms._original_step_size'
    )
    def test_combine_workspace(self, step_mock):
        ws_2 = CloneWorkspace(OutputWorkspace='ws_2',
                              InputWorkspace=self.test_ws_md)
        ws_2.e_mode = "Direct"
        step_mock.return_value = 1
        combined = combine_workspace([self.test_ws_md, ws_2], 'combined')
        np.testing.assert_array_almost_equal(combined.limits['DeltaE'],
                                             [-10, 10, 1], 4)
        np.testing.assert_array_almost_equal(combined.limits['|Q|'],
                                             [0.2939, 9.4817, 0.0919], 4)
        self.assertTrue(combined.is_PSD)

    def test_process_EFixed(self):
        processEfixed(self.test_ws_2d)
        self.assertTrue(self.test_ws_2d.ef_defined)

    def test_rename_workspace(self):
        rename_workspace('test_ws_md', 'newname')
        self.assertTrue('newname' in get_visible_workspace_names())
        self.assertFalse('test_ws_md' in get_visible_workspace_names())
        new_ws = get_workspace_handle('newname')
        self.assertFalse(new_ws.ef_defined)
        self.assertEqual(new_ws.limits['DeltaE'], [0, 2, 1])

    @patch('mslice.presenters.workspace_manager_presenter.rename_workspace')
    @patch(
        'mslice.presenters.workspace_manager_presenter.get_visible_workspace_names'
    )
    def test_that_rename_workspace_works_as_expected(self, get_ws_names_mock,
                                                     rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that will return a single selected workspace on call to get_workspace_selected and supply a
        # name on call to get_workspace_new_name
        old_workspace_name = 'file1'
        new_workspace_name = 'new_name'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[old_workspace_name])
        self.view.get_workspace_new_name = mock.Mock(
            return_value=new_workspace_name)
        self.view.display_loaded_workspaces = mock.Mock()
        get_ws_names_mock.return_value = ['file1', 'file2', 'file3']

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.get_workspace_new_name.assert_called_once_with()
        rename_ws_mock.assert_called_once_with('file1', 'new_name')
        self.view.display_loaded_workspaces.assert_called_once()

    @patch('mslice.presenters.workspace_manager_presenter.rename_workspace')
    def test_rename_workspace_multiple_workspace_selected_prompt_user(
            self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports multiple selected workspaces on calls to get_workspace_selected
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(
            return_value=selected_workspaces)

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_only_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()

    @patch('mslice.presenters.workspace_manager_presenter.rename_workspace')
    def test_rename_workspace_non_selected_prompt_user(self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports that no workspaces are selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()

    def test_propagate_properties(self):
        ws_2 = CreateSimulationWorkspace(OutputWorkspace='test_ws_2',
                                         Instrument='MAR',
                                         BinParams=[-1, 1, 20],
                                         UnitX='DeltaE')
        propagate_properties(self.test_ws_md, ws_2)
        delete_workspace('test_ws_md')
        self.assertFalse(ws_2.ef_defined)
        self.assertEqual({'DeltaE': [0, 2, 1]}, ws_2.limits)

    def test_get_limits(self):
        limits = get_limits('test_ws_md', 'DeltaE')
        self.assertEqual(limits[0], 0)
        self.assertEqual(limits[1], 2)
        self.assertEqual(limits[2], 1)

    @patch(
        'mslice.models.workspacemanager.workspace_algorithms._original_step_size'
    )
    def test_get_limits_100_steps(self, step_mock):
        self.test_ws_md.limits = {}
        step_mock.return_value = 1
        limits = get_limits('test_ws_md', 'DeltaE')
        np.testing.assert_array_almost_equal(limits, [-10, 10, 1], 4)
        limits = get_limits('test_ws_md', '|Q|')
        np.testing.assert_allclose(limits, [0.545576, 8.615743, 0.042867],
                                   rtol=0,
                                   atol=1e-3)

    def test_get_limits_saved(self):
        self.test_ws_2d.limits = {}
        get_limits('test_ws_2d', 'DeltaE')
        np.testing.assert_array_equal(self.test_ws_2d.limits['DeltaE'],
                                      [-10, 10, 1])
        np.testing.assert_array_equal(
            self.test_ws_2d.limits['|Q|'],
            self.test_ws_2d.limits['MomentumTransfer'])
        np.testing.assert_almost_equal(self.test_ws_2d.limits['|Q|'],
                                       [0.25116, 9.52454, 0.04287], 5)
        np.testing.assert_almost_equal(self.test_ws_2d.limits['2Theta'],
                                       [3.43, 134.14, 0.57296], 5)
Beispiel #24
0
class WorkspaceManagerPresenterTest(unittest.TestCase):
    @classmethod
    def setUpClass(cls):
        x = np.linspace(0, 99, 100)
        y = x * 1
        e = y * 0 + 2
        cls.m_workspace = wrap_workspace(
            CreateWorkspace(x, y, e, OutputWorkspace="m_ws"), 'm_ws')

        sim_workspace = CreateSimulationWorkspace(Instrument='MAR',
                                                  BinParams=[-10, 1, 10],
                                                  UnitX='DeltaE',
                                                  OutputWorkspace='ws1')
        AddSampleLog(sim_workspace,
                     LogName='Ei',
                     LogText='3.',
                     LogType='Number')
        cls.px_workspace = ConvertToMD(InputWorkspace=sim_workspace,
                                       OutputWorkspace="ws1",
                                       QDimensions='|Q|',
                                       dEAnalysisMode='Direct',
                                       MinValues='-10,0,0',
                                       MaxValues='10,6,500',
                                       SplitInto='50,50')
        cls.px_workspace_clone = CloneWorkspace(
            InputWorkspace=cls.px_workspace,
            OutputWorkspace='ws2',
            StoreInADS=False)
        cls.px_workspace = wrap_workspace(cls.px_workspace, 'ws1')
        cls.px_workspace_clone = wrap_workspace(cls.px_workspace_clone, 'ws2')

    def setUp(self):
        self.view = mock.create_autospec(spec=WorkspaceView)
        self.mainview = mock.create_autospec(MainView)
        self.main_presenter = mock.create_autospec(MainPresenterInterface)
        self.mainview.get_presenter = mock.Mock(
            return_value=self.main_presenter)

    def test_register_master_success(self):
        workspace_presenter = WorkspaceManagerPresenter(self.view)
        workspace_presenter.register_master(self.main_presenter)
        self.main_presenter.register_workspace_selector.assert_called_once_with(
            workspace_presenter)

    def test_register_master_invalid_master_fail(self):
        workspace_presenter = WorkspaceManagerPresenter(self.view)
        self.assertRaises(AssertionError, workspace_presenter.register_master,
                          3)

    @patch('mslice.presenters.workspace_manager_presenter.get_save_directory')
    @patch('mslice.presenters.workspace_manager_presenter.save_workspaces')
    def test_save_workspace(self, save_ws_mock, save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that report a single selected workspace on calls to get_workspace_selected and supplies a path
        # to save to on calls to get_workspace_to_save_filepath
        path_to_save_to = r'A:\file\path'
        workspace_to_save = 'file1'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_save])
        save_dir_mock.return_value = (path_to_save_to, workspace_to_save,
                                      '.nxs')

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        save_dir_mock.assert_called_once_with(multiple_files=False,
                                              save_as_image=False,
                                              default_ext='.nxs')
        save_ws_mock.assert_called_once_with([workspace_to_save],
                                             path_to_save_to, 'file1', '.nxs')

    @patch('mslice.presenters.workspace_manager_presenter.get_save_directory')
    @patch('mslice.presenters.workspace_manager_presenter.save_workspaces')
    def test_save_ascii_workspace(self, save_ws_mock, save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that report a single selected workspace on calls to get_workspace_selected and supplies a path
        # to save to on calls to get_workspace_to_save_filepath
        path_to_save_to = r'A:\file\path'
        workspace_to_save = 'file1'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_save])
        save_dir_mock.return_value = (path_to_save_to, workspace_to_save,
                                      '.txt')
        self.presenter.notify(Command.SaveSelectedWorkspaceAscii)
        save_dir_mock.assert_called_once_with(multiple_files=False,
                                              save_as_image=False,
                                              default_ext='.txt')
        self.view.get_workspace_selected.assert_called_once_with()
        save_ws_mock.assert_called_once_with([workspace_to_save],
                                             path_to_save_to, 'file1', '.txt')

    @patch('mslice.presenters.workspace_manager_presenter.get_save_directory')
    @patch('mslice.presenters.workspace_manager_presenter.save_workspaces')
    def test_save_matlab_workspace(self, save_ws_mock, save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that report a single selected workspace on calls to get_workspace_selected and supplies a path
        # to save to on calls to get_workspace_to_save_filepath
        path_to_save_to = r'A:\file\path'
        workspace_to_save = 'file1'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_save])
        save_dir_mock.return_value = (path_to_save_to, workspace_to_save,
                                      '.mat')

        self.presenter.notify(Command.SaveSelectedWorkspaceMatlab)
        self.view.get_workspace_selected.assert_called_once_with()
        save_dir_mock.assert_called_once_with(multiple_files=False,
                                              save_as_image=False,
                                              default_ext='.mat')
        save_ws_mock.assert_called_once_with([workspace_to_save],
                                             path_to_save_to, 'file1', '.mat')

    @patch('mslice.presenters.workspace_manager_presenter.get_save_directory')
    @patch('mslice.presenters.workspace_manager_presenter.save_workspaces')
    def test_save_workspace_multiple_selected(self, save_ws_mock,
                                              save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports multiple workspaces are selected on calls to get_workspace_selected
        path_to_save_to = r'A:\file\path'
        self.view.get_workspace_selected = mock.Mock(
            return_value=['file1', 'file2'])
        save_dir_mock.return_value = (path_to_save_to, None, '.nxs')
        save_ws_mock.side_effect = [True, RuntimeError]

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        save_dir_mock.assert_called_once_with(multiple_files=True,
                                              save_as_image=False,
                                              default_ext='.nxs')
        save_ws_mock.assert_called_with(['file1', 'file2'], path_to_save_to,
                                        None, '.nxs')

    @patch('mslice.presenters.workspace_manager_presenter.get_save_directory')
    @patch('mslice.presenters.workspace_manager_presenter.save_workspaces')
    def test_save_workspace_non_selected_prompt_user(self, save_ws_mock,
                                                     save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports no workspaces arw selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_workspace.assert_called_once_with()
        save_dir_mock.assert_not_called()
        save_ws_mock.assert_not_called()

    @patch('mslice.presenters.workspace_manager_presenter.get_save_directory')
    @patch('mslice.presenters.workspace_manager_presenter.save_workspaces')
    def test_save_workspace_cancelled(self, save_ws_mock, save_dir_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that report a single selected workspace on calls to get_workspace_selected and supplies a path
        # to save to on calls to get_workspace_to_save_filepath
        path_to_save_to = ""  # view returns empty string to indicate operation cancelled
        workspace_to_save = 'file1'
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_save])
        self.view.error_invalid_save_path = mock.Mock()
        save_dir_mock.return_value = (path_to_save_to, workspace_to_save,
                                      '.nxs')

        self.presenter.notify(Command.SaveSelectedWorkspaceNexus)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.get_workspace_selected.assert_called_once_with()
        save_dir_mock.assert_called_once_with(multiple_files=False,
                                              save_as_image=False,
                                              default_ext='.nxs')
        self.view.error_invalid_save_path.assert_called_once()
        save_ws_mock.assert_not_called()

    @patch('mslice.presenters.workspace_manager_presenter.delete_workspace')
    def test_remove_workspace(self, delete_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a workspace that reports a single selected workspace on calls to get_workspace_selected
        workspace_to_be_removed = wrap_workspace(
            CloneWorkspace(self.m_workspace.raw_ws, OutputWorkspace='file1'),
            'file1')
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace_to_be_removed])
        self.view.display_loaded_workspaces = mock.Mock()

        self.presenter.notify(Command.RemoveSelectedWorkspaces)
        self.view.get_workspace_selected.assert_called_once_with()
        delete_ws_mock.assert_called_once_with(workspace_to_be_removed)
        self.view.display_loaded_workspaces.assert_called_once()

    @patch('mslice.presenters.workspace_manager_presenter.delete_workspace')
    def test_remove_multiple_workspaces(self, delete_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports 3 selected workspaces on calls to get_workspace_selected
        workspace1 = wrap_workspace(
            CloneWorkspace(self.m_workspace.raw_ws, OutputWorkspace='file1'),
            'file1')
        workspace2 = wrap_workspace(
            CloneWorkspace(self.m_workspace.raw_ws, OutputWorkspace='file2'),
            'file2')
        self.view.get_workspace_selected = mock.Mock(
            return_value=[workspace1, workspace2])

        self.presenter.notify(Command.RemoveSelectedWorkspaces)
        self.view.get_workspace_selected.assert_called_once_with()
        delete_calls = [call(workspace1), call(workspace2)]
        delete_ws_mock.assert_has_calls(delete_calls, any_order=True)
        assert (self.view.display_loaded_workspaces.called)

    @patch('mslice.presenters.workspace_manager_presenter.delete_workspace')
    def test_remove_workspace_non_selected_prompt_user(self, delete_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports no workspace selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.RemoveSelectedWorkspaces)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_or_more_workspaces.assert_called_once_with()
        delete_ws_mock.assert_not_called()
        assert (not self.view.display_loaded_workspaces.called)

    def test_broadcast_success(self):
        self.presenter = WorkspaceManagerPresenter(self.view)
        self.presenter.register_master(self.main_presenter)
        self.presenter.notify(Command.SelectionChanged)
        self.main_presenter.notify_workspace_selection_changed()

    def test_call_presenter_with_unknown_command(self):
        self.presenter = WorkspaceManagerPresenter(self.view)
        unknown_command = 10
        self.assertRaises(ValueError, self.presenter.notify, unknown_command)

    def test_notify_presenter_clears_error(self):
        presenter = WorkspaceManagerPresenter(self.view)
        presenter.register_master(self.main_presenter)
        # This unit test will verify that notifying cut presenter will cause the error to be cleared on the view.
        # The actual subsequent procedure will fail, however this irrelevant to this. Hence the try, except blocks
        for command in [x for x in dir(Command) if x[0] != "_"]:
            try:
                presenter.notify(command)
            except ValueError:
                pass
            assert (self.view.clear_displayed_error.called)
            self.view.reset_mock()

    def test_set_selected_workspace_index(self):
        self.presenter = WorkspaceManagerPresenter(self.view)
        self.view.get_workspace_index = mock.Mock()
        self.presenter.set_selected_workspaces([1])
        self.view.set_workspace_selected.assert_called_once_with([1])

    def test_set_selected_workspace_name(self):
        self.presenter = WorkspaceManagerPresenter(self.view)
        self.view.get_workspace_index = mock.Mock(return_value=0)
        self.presenter.set_selected_workspaces(['ws'])
        self.view.get_workspace_index.assert_called_once_with('ws')
        self.view.set_workspace_selected.assert_called_once_with([0])

    @patch('mslice.presenters.workspace_manager_presenter.get_workspace_name')
    def test_set_selected_workspace_handle(self, get_ws_name_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        self.view.get_workspace_index = mock.Mock(return_value=0)
        get_ws_name_mock.return_value = 'ws'
        self.presenter.set_selected_workspaces([mock.Mock()])
        get_ws_name_mock.called_once_with(mock.Mock())
        self.view.get_workspace_index.assert_called_once_with('ws')
        self.view.set_workspace_selected.assert_called_once_with([0])

    @patch('mslice.presenters.workspace_manager_presenter.combine_workspace')
    @patch('mslice.presenters.workspace_manager_presenter.is_pixel_workspace')
    def test_combine_workspace_single_ws(self, is_pixel_ws_mock,
                                         combine_ws_mock):
        # Checks that it will fail if only one workspace is selected.
        is_pixel_ws_mock.return_value = True
        self.presenter = WorkspaceManagerPresenter(self.view)
        selected_workspaces = ['ws1']
        self.view.get_workspace_selected = mock.Mock(
            return_value=selected_workspaces)
        self.view.add_workspace_dialog = mock.Mock(return_value='ws2')
        self.presenter.notify(Command.CombineWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.add_workspace_dialog.assert_called_once()
        combine_ws_mock.assert_called_once_with(['ws1', 'ws2'], 'ws1_combined')

    @patch('mslice.presenters.workspace_manager_presenter.is_pixel_workspace')
    def test_combine_workspace_wrong_type(self, is_pixel_ws_mock):
        # Checks that it will fail if one of the workspace is not a MDEventWorkspace
        self.presenter = WorkspaceManagerPresenter(self.view)
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(
            return_value=selected_workspaces)
        is_pixel_ws_mock.side_effect = [True, False]
        self.presenter.notify(Command.CombineWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        check_calls = [call('ws1'), call('ws2')]
        is_pixel_ws_mock.assert_has_calls(check_calls, any_order=True)
        assert (self.view.error_select_more_than_one_workspaces.called)

    @patch('mslice.presenters.workspace_manager_presenter.combine_workspace')
    @patch('mslice.presenters.workspace_manager_presenter.is_pixel_workspace')
    def test_combine_workspace(self, is_pixel_ws_mock, combine_ws_mock):
        # Now checks it succeeds otherwise
        is_pixel_ws_mock.return_value = True
        self.presenter = WorkspaceManagerPresenter(self.view)
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(
            return_value=selected_workspaces)

        self.presenter.notify(Command.CombineWorkspace)
        self.view.get_workspace_selected.assert_called()
        assert (not self.view.error_select_more_than_one_workspaces.called)
        combine_ws_mock.assert_called_once_with(
            selected_workspaces, selected_workspaces[0] + '_combined')
Beispiel #25
0
 def test_set_selected_workspace_name(self):
     self.presenter = WorkspaceManagerPresenter(self.view)
     self.view.get_workspace_index = mock.Mock(return_value=0)
     self.presenter.set_selected_workspaces(['ws'])
     self.view.get_workspace_index.assert_called_once_with('ws')
     self.view.set_workspace_selected.assert_called_once_with([0])
Beispiel #26
0
 def test_set_selected_workspace_index(self):
     self.presenter = WorkspaceManagerPresenter(self.view)
     self.view.get_workspace_index = mock.Mock()
     self.presenter.set_selected_workspaces([1])
     self.view.set_workspace_selected.assert_called_once_with([1])
Beispiel #27
0
 def test_call_presenter_with_unknown_command(self):
     self.presenter = WorkspaceManagerPresenter(self.view)
     unknown_command = 10
     self.assertRaises(ValueError, self.presenter.notify, unknown_command)
Beispiel #28
0
 def test_broadcast_success(self):
     self.presenter = WorkspaceManagerPresenter(self.view)
     self.presenter.register_master(self.main_presenter)
     self.presenter.notify(Command.SelectionChanged)
     self.main_presenter.notify_workspace_selection_changed()
class MantidWorkspaceProviderTest(unittest.TestCase):

    def setUp(self):
        self.view = mock.create_autospec(spec=WorkspaceView)
        self.test_ws_2d = CreateSimulationWorkspace(OutputWorkspace='test_ws_2d', Instrument='MAR',
                                                    BinParams=[-10, 1, 10], UnitX='DeltaE')
        AddSampleLog(Workspace=self.test_ws_2d.raw_ws, LogName='Ei', LogText='50.',
                     LogType='Number', StoreInADS=False)
        self.test_ws_md = ConvertToMD(OutputWorkspace='test_ws_md', InputWorkspace=self.test_ws_2d,
                                      QDimensions='|Q|', dEAnalysisMode='Direct', MinValues='-10,0,0', MaxValues='10,6,500',
                                      SplitInto='50,50')
        self.test_ws_2d.e_mode = "Direct"
        self.test_ws_md.ef_defined = False
        self.test_ws_md.is_PSD = True
        self.test_ws_md.e_mode = "Direct"
        self.test_ws_md.limits = {'DeltaE': [0, 2, 1]}

    def test_delete_workspace(self):
        delete_workspace('test_ws_md')
        self.assertFalse('test_ws_md' in get_visible_workspace_names())

    def test_subtract_workspace(self):
        subtract(['test_ws_2d'], 'test_ws_2d', 0.95)
        result = get_workspace_handle('test_ws_2d_subtracted')
        np.testing.assert_array_almost_equal(result.raw_ws.dataY(0), [0.05] * 20)
        np.testing.assert_array_almost_equal(self.test_ws_2d.raw_ws.dataY(0), [1] * 20)
        self.assertFalse('scaled_bg_ws' in get_visible_workspace_names())

    def test_add_workspace(self):
        original_data = self.test_ws_2d.raw_ws.dataY(0)
        add_workspace_runs(['test_ws_2d', 'test_ws_2d'])
        result = get_workspace_handle('test_ws_2d_sum')
        np.testing.assert_array_almost_equal(result.raw_ws.dataY(0), [2.0] * 20)
        np.testing.assert_array_almost_equal(original_data, [1] * 20)

    @patch('mslice.models.workspacemanager.workspace_algorithms._original_step_size')
    def test_combine_workspace(self, step_mock):
        ws_2 = CloneWorkspace(OutputWorkspace='ws_2', InputWorkspace=self.test_ws_md)
        ws_2.e_mode = "Direct"
        step_mock.return_value = 1
        combined = combine_workspace([self.test_ws_md, ws_2], 'combined')
        np.testing.assert_array_almost_equal(combined.limits['DeltaE'], [-10, 10, 1], 4)
        np.testing.assert_array_almost_equal(combined.limits['|Q|'], [0.2939, 9.4817, 0.0919], 4)
        self.assertTrue(combined.is_PSD)

    def test_process_EFixed(self):
        processEfixed(self.test_ws_2d)
        self.assertTrue(self.test_ws_2d.ef_defined)

    def test_rename_workspace(self):
        rename_workspace('test_ws_md', 'newname')
        self.assertTrue('newname' in get_visible_workspace_names())
        self.assertFalse('test_ws_md' in get_visible_workspace_names())
        new_ws = get_workspace_handle('newname')
        self.assertFalse(new_ws.ef_defined)
        self.assertEqual(new_ws.limits['DeltaE'], [0, 2, 1])

    @patch('mslice.presenters.workspace_manager_presenter.rename_workspace')
    @patch('mslice.presenters.workspace_manager_presenter.get_visible_workspace_names')
    def test_that_rename_workspace_works_as_expected(self, get_ws_names_mock, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that will return a single selected workspace on call to get_workspace_selected and supply a
        # name on call to get_workspace_new_name
        old_workspace_name = 'file1'
        new_workspace_name = 'new_name'
        self.view.get_workspace_selected = mock.Mock(return_value=[old_workspace_name])
        self.view.get_workspace_new_name = mock.Mock(return_value=new_workspace_name)
        self.view.display_loaded_workspaces = mock.Mock()
        get_ws_names_mock.return_value = ['file1', 'file2', 'file3']

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.get_workspace_new_name.assert_called_once_with()
        rename_ws_mock.assert_called_once_with('file1', 'new_name')
        self.view.display_loaded_workspaces.assert_called_once()

    @patch('mslice.presenters.workspace_manager_presenter.rename_workspace')
    def test_rename_workspace_multiple_workspace_selected_prompt_user(self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports multiple selected workspaces on calls to get_workspace_selected
        selected_workspaces = ['ws1', 'ws2']
        self.view.get_workspace_selected = mock.Mock(return_value=selected_workspaces)

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_only_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()

    @patch('mslice.presenters.workspace_manager_presenter.rename_workspace')
    def test_rename_workspace_non_selected_prompt_user(self, rename_ws_mock):
        self.presenter = WorkspaceManagerPresenter(self.view)
        # Create a view that reports that no workspaces are selected on calls to get_workspace_selected
        self.view.get_workspace_selected = mock.Mock(return_value=[])

        self.presenter.notify(Command.RenameWorkspace)
        self.view.get_workspace_selected.assert_called_once_with()
        self.view.error_select_one_workspace.assert_called_once_with()
        rename_ws_mock.assert_not_called()

    def test_propagate_properties(self):
        ws_2 = CreateSimulationWorkspace(OutputWorkspace='test_ws_2', Instrument='MAR', BinParams=[-1, 1, 20],
                                         UnitX='DeltaE')
        propagate_properties(self.test_ws_md, ws_2)
        delete_workspace('test_ws_md')
        self.assertFalse(ws_2.ef_defined)
        self.assertEqual({'DeltaE': [0, 2, 1]}, ws_2.limits)

    def test_get_limits(self):
        limits = get_limits('test_ws_md', 'DeltaE')
        self.assertEqual(limits[0], 0)
        self.assertEqual(limits[1], 2)
        self.assertEqual(limits[2], 1)

    @patch('mslice.models.workspacemanager.workspace_algorithms._original_step_size')
    def test_get_limits_100_steps(self, step_mock):
        self.test_ws_md.limits = {}
        step_mock.return_value = 1
        limits = get_limits('test_ws_md', 'DeltaE')
        np.testing.assert_array_almost_equal(limits, [-10, 10, 1], 4)
        limits = get_limits('test_ws_md', '|Q|')
        np.testing.assert_allclose(limits, [0.545576, 8.615743, 0.042867], rtol=0, atol=1e-3)

    def test_get_limits_saved(self):
        self.test_ws_2d.limits = {}
        get_limits('test_ws_2d', 'DeltaE')
        np.testing.assert_array_equal(self.test_ws_2d.limits['DeltaE'], [-10, 10, 1])
        np.testing.assert_array_equal(self.test_ws_2d.limits['|Q|'], self.test_ws_2d.limits['MomentumTransfer'])
        np.testing.assert_almost_equal(self.test_ws_2d.limits['|Q|'], [0.25116,  9.52454,  0.04287], 5)
        np.testing.assert_almost_equal(self.test_ws_2d.limits['2Theta'], [3.43, 134.14, 0.57296], 5)