class LoadFileWidgetPresenterMultipleFileModeTest(unittest.TestCase):
def run_test_with_and_without_threading(test_function):
def run_twice(self):
test_function(self)
self.setUp()
self.presenter._use_threading = False
test_function(self)
return run_twice
def wait_for_thread(self, thread_model):
if thread_model:
thread_model._thread.wait()
self._qapp.processEvents()
def setUp(self):
self._qapp = mock_widget.mockQapp()
setup_context_for_tests(self)
self.data_context.instrument = 'EMU'
self.view = BrowseFileWidgetView()
self.model = BrowseFileWidgetModel(self.loaded_data, self.context)
self.view.disable_load_buttons = mock.Mock()
self.view.enable_load_buttons = mock.Mock()
self.view.warning_popup = mock.Mock()
self.presenter = BrowseFileWidgetPresenter(self.view, self.model)
patcher = mock.patch('Muon.GUI.Common.load_file_widget.model.load_utils')
self.addCleanup(patcher.stop)
self.load_utils_patcher = patcher.start()
def mock_loading_multiple_files_from_browse(self, runs, workspaces, filenames):
self.view.show_file_browser_and_return_selection = mock.Mock(return_value=filenames)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip(workspaces, runs, filenames))
def create_fake_workspace(self, name):
workspace_mock = mock.MagicMock()
instrument_mock = mock.MagicMock()
instrument_mock.getName.return_value = 'EMU'
workspace_mock.workspace.getInstrument.return_value = instrument_mock
return {'OutputWorkspace': [workspace_mock]}
# ------------------------------------------------------------------------------------------------------------------
# TESTS : Multiple runs can be selected via browse and entered explicitly using the ";" separator
# ------------------------------------------------------------------------------------------------------------------
@run_test_with_and_without_threading
def test_that_cannot_load_same_file_twice_from_same_browse_even_if_filepaths_are_different(self):
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir2/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.load_utils_patcher.load_workspace_from_filename.call_count, 2)
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir1/file1.nxs")
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_cannot_load_same_file_twice_from_user_input_even_if_filepaths_are_different(self):
self.view.set_file_edit("C:/dir1/file1.nxs;C:/dir2/file1.nxs;C:/dir2/file2.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.load_utils_patcher.load_workspace_from_filename.call_count, 2)
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir1/file1.nxs")
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_cannot_browse_and_load_same_run_twice_even_if_filenames_are_different(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip([workspace_1, workspace_2],
[1234, 1234],
["C:/dir1/file1.nxs", "C:/dir1/file2.nxs"]))
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir1/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
# Load will take the last occurrence of the run from the list
six.assertCountEqual(self, self.model.loaded_filenames, ["C:/dir1/file2.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_2])
six.assertCountEqual(self, self.model.loaded_runs, [[1234]])
#
@run_test_with_and_without_threading
def test_that_cannot_input_and_load_same_run_twice_even_if_filenames_are_different(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip([workspace_1, workspace_2], [1234, 1234], ["C:/dir1/file1.nxs", "C:/dir1/file2.nxs"]))
self.view.set_file_edit("C:/dir1/file1.nxs;C:/dir1/file2.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
# Load will take the last occurrence of the run from the user input
six.assertCountEqual(self, self.model.loaded_filenames, ["C:/dir1/file2.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_2])
six.assertCountEqual(self, self.model.loaded_runs, [[1234]])
@run_test_with_and_without_threading
def test_that_loading_two_files_from_browse_sets_model_and_interface_correctly(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace_1, workspace_2])
self.assertEqual(self.model.loaded_runs, [[1234], [1235]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_two_files_from_user_input_sets_model_and_interface_correctly(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip([workspace_1, workspace_2],
[1234, 1235],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"]))
self.view.set_file_edit("C:/dir1/file1.nxs;C:/dir2/file2.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace_1, workspace_2])
self.assertEqual(self.model.loaded_runs, [[1234], [1235]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_two_files_from_browse_sets_interface_alphabetically(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file2.nxs", "C:/dir1/file1.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir1/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_two_files_from_user_input_sets_interface_alphabetically(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=zip([workspace_2, workspace_1], [1235, 1234], ["C:/dir1/file2.nxs", "C:/dir1/file1.nxs"]))
self.view.set_file_edit("C:/dir1/file2.nxs;C:/dir1/file1.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir1/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_multiple_files_from_browse_ignores_loads_which_throw(self):
workspace= self.create_fake_workspace(1)
files = ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs", "C:/dir2/file3.nxs"]
self.view.show_file_browser_and_return_selection = mock.Mock(return_value=files)
load_return_values = [(workspace, 1234 + i, filename) for i, filename in enumerate(files)]
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=iter(IteratorWithException(load_return_values, [1])))
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs", "C:/dir2/file3.nxs"])
self.assertEqual(self.model.loaded_runs, [[1234], [1236]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir2/file3.nxs")
@run_test_with_and_without_threading
def test_that_browse_allows_loading_of_additional_files(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
workspace_3 = self.create_fake_workspace(3)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.mock_loading_multiple_files_from_browse([1236], [workspace_3], ["C:/dir1/file3.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
six.assertCountEqual(self, self.model.loaded_filenames,
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs", "C:/dir1/file3.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_1, workspace_2, workspace_3])
six.assertCountEqual(self, self.model.loaded_runs, [[1234], [1235], [1236]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file3.nxs")
@run_test_with_and_without_threading
def test_that_loading_an_already_loaded_run_from_different_file_overwrites(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
workspace_3 = self.create_fake_workspace(3)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
# only checks runs, so can have a different file/workspace (this is why overwriting is
# the most useful behaviour in this situation).
self.mock_loading_multiple_files_from_browse([1234], [workspace_3], ["C:/dir2/file1.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
six.assertCountEqual(self, self.model.loaded_filenames, ["C:/dir2/file1.nxs", "C:/dir2/file2.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_3, workspace_2])
six.assertCountEqual(self, self.model.loaded_runs, [[1234], [1235]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir2/file1.nxs")
class LoadFileWidgetPresenterTest(unittest.TestCase):
def run_test_with_and_without_threading(test_function):
def run_twice(self):
test_function(self)
self.setUp()
self.presenter._use_threading = False
test_function(self)
return run_twice
def wait_for_thread(self, thread_model):
if thread_model:
thread_model._thread.wait()
self._qapp.processEvents()
def setUp(self):
self._qapp = mock_widget.mockQapp()
self.view = BrowseFileWidgetView()
self.view.on_browse_clicked = mock.Mock()
self.view.set_file_edit = mock.Mock()
self.view.reset_edit_to_cached_value = mock.Mock()
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.data = MuonLoadData()
self.model = BrowseFileWidgetModel(self.data)
self.model.exception_message_for_failed_files = mock.Mock()
self.view.disable_load_buttons = mock.Mock()
self.view.enable_load_buttons = mock.Mock()
self.view.warning_popup = mock.Mock()
self.presenter = BrowseFileWidgetPresenter(self.view, self.model)
self.presenter.enable_multiple_files(False)
patcher = mock.patch('Muon.GUI.Common.load_file_widget.model.load_utils')
self.addCleanup(patcher.stop)
self.load_utils_patcher = patcher.start()
def mock_browse_button_to_return_files(self, files):
self.view.show_file_browser_and_return_selection = mock.Mock(return_value=files)
def mock_user_input_text(self, text):
self.view.get_file_edit_text = mock.Mock(return_value=text)
def mock_model_to_load_workspaces(self, workspaces, runs, filenames):
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip(workspaces, runs, filenames))
def load_workspaces_into_model_and_view_from_browse(self, workspaces, runs, files):
self.mock_model_to_load_workspaces(workspaces, runs, files)
self.mock_browse_button_to_return_files(files)
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
def load_failure(self):
raise ValueError("Error text")
# ------------------------------------------------------------------------------------------------------------------
# TESTS
# ------------------------------------------------------------------------------------------------------------------
@run_test_with_and_without_threading
def test_browser_dialog_opens_when_browse_button_clicked(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.show_file_browser_and_return_selection.call_count, 1)
@run_test_with_and_without_threading
def test_loading_not_initiated_if_no_file_selected_from_browser(self):
self.mock_model_to_load_workspaces([], [], [])
self.mock_browse_button_to_return_files([])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.load_utils_patcher.load_workspace_from_filename.call_count, 0)
@run_test_with_and_without_threading
def test_buttons_disabled_while_load_thread_running(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.load_workspace_from_filename.assert_called_once_with("file.nxs")
self.assertEqual(self.view.disable_load_buttons.call_count, 1)
self.assertEqual(self.view.enable_load_buttons.call_count, 1)
@run_test_with_and_without_threading
def test_buttons_enabled_after_load_even_if_load_thread_throws(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.load_utils_patcher.load_workspace_from_filename.side_effect = self.load_failure
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.load_workspace_from_filename.assert_called_once_with("file.nxs")
self.assertEqual(self.view.disable_load_buttons.call_count, 1)
self.assertEqual(self.view.enable_load_buttons.call_count, 1)
@run_test_with_and_without_threading
def test_files_not_loaded_into_model_if_multiple_files_selected_from_browse_in_single_file_mode(self):
self.mock_model_to_load_workspaces([[1], [2]], [1234, 1235], ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.mock_browse_button_to_return_files(["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.model.execute = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.execute.call_count, 0)
self.assertEqual(self.view.disable_load_buttons.call_count, 0)
self.assertEqual(self.view.enable_load_buttons.call_count, 0)
@run_test_with_and_without_threading
def test_files_not_loaded_into_model_if_multiple_files_entered_by_user_in_single_file_mode(self):
self.mock_user_input_text("C:/dir1/file1.nxs;C:/dir2/file2.nxs")
self.mock_model_to_load_workspaces([[1], [2]], [1234, 1235], ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.model.execute = mock.Mock()
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.execute.call_count, 0)
self.assertEqual(self.view.disable_load_buttons.call_count, 0)
self.assertEqual(self.view.enable_load_buttons.call_count, 0)
@run_test_with_and_without_threading
def test_warning_shown_if_multiple_files_selected_from_browse_in_single_file_mode(self):
self.mock_browse_button_to_return_files(["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.mock_model_to_load_workspaces([[1], [2]], [1234, 1235], ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.warning_popup.call_count, 1)
@run_test_with_and_without_threading
def test_warning_shown_if_multiple_files_entered_by_user_in_single_file_mode(self):
self.mock_user_input_text("C:/dir1/file1.nxs;C:/dir2/file2.nxs")
self.mock_model_to_load_workspaces([[1], [2]], [1234, 1235], ["C:/dir1/file1.nxs;C:/dir2/file2.nxs"])
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.warning_popup.call_count, 1)
@run_test_with_and_without_threading
def test_single_file_from_browse_loaded_into_model_and_view_in_single_file_mode(self):
self.mock_browse_button_to_return_files(["C:/dir1/file1.nxs"])
self.mock_model_to_load_workspaces([[1]], [1234], ["C:/dir1/file1.nxs"])
self.view.set_file_edit = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.view.set_file_edit.assert_called_once_with("C:/dir1/file1.nxs", mock.ANY)
@run_test_with_and_without_threading
def test_single_file_from_user_input_loaded_into_model_and_view_in_single_file_mode(self):
self.view.set_file_edit = mock.Mock()
self.mock_model_to_load_workspaces([[1]], [1234], ["C:/dir1/file1.nxs"])
self.mock_user_input_text("C:/dir1/file1.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.view.set_file_edit.assert_called_once_with("C:/dir1/file1.nxs", mock.ANY)
@run_test_with_and_without_threading
def test_that_if_invalid_file_selected_in_browser_view_does_not_change(self):
self.mock_browse_button_to_return_files(["not_a_file"])
self.mock_model_to_load_workspaces([[1]], [1234], ["not_a_file"])
self.view.set_file_edit = mock.Mock()
self.view.reset_edit_to_cached_value = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=self.load_failure)
set_file_edit_count = self.view.set_file_edit.call_count
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.set_file_edit.call_count, set_file_edit_count)
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 0)
@run_test_with_and_without_threading
def test_that_view_reverts_to_previous_text_if_users_supplies_invalid_text(self):
self.load_workspaces_into_model_and_view_from_browse([[1]], [1234], ["C:/dir1/EMU0001234.nxs"])
invalid_user_input = ["some random text", "1+1=2", "..."]
call_count = self.view.reset_edit_to_cached_value.call_count
for invalid_text in invalid_user_input:
call_count += 1
self.view.get_file_edit_text = mock.Mock(return_value=invalid_text)
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, call_count)
@run_test_with_and_without_threading
def test_that_model_and_interface_revert_to_previous_values_if_load_fails_from_browse(self):
self.load_workspaces_into_model_and_view_from_browse([[1]], [1234], ["C:/dir1/EMU0001234.nxs"])
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=self.load_failure)
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/EMU0001234.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 0)
self.assertEqual(self.view.set_file_edit.call_args[0][0], "C:/dir1/EMU0001234.nxs")
@run_test_with_and_without_threading
def test_that_model_and_interface_revert_to_previous_values_if_load_fails_from_user_input(self):
self.load_workspaces_into_model_and_view_from_browse([[1]], [1234], ["C:/dir1/EMU0001234.nxs"])
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=self.load_failure)
self.view.set_file_edit("C:\dir2\EMU000123.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/EMU0001234.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 1)
class LoadFileWidgetPresenterTest(unittest.TestCase):
def run_test_with_and_without_threading(test_function):
def run_twice(self):
test_function(self)
self.setUp()
self.presenter._use_threading = False
test_function(self)
return run_twice
def wait_for_thread(self, thread_model):
if thread_model:
thread_model._thread.wait()
QApplication.sendPostedEvents()
def setUp(self):
self.view = BrowseFileWidgetView()
self.view.on_browse_clicked = mock.Mock()
self.view.set_file_edit = mock.Mock()
self.view.reset_edit_to_cached_value = mock.Mock()
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
setup_context_for_tests(self)
self.data_context.instrument = 'EMU'
self.model = BrowseFileWidgetModel(self.loaded_data, self.context)
self.model.exception_message_for_failed_files = mock.Mock()
self.view.disable_load_buttons = mock.Mock()
self.view.enable_load_buttons = mock.Mock()
self.view.warning_popup = mock.Mock()
self.presenter = BrowseFileWidgetPresenter(self.view, self.model)
patcher = mock.patch(
'Muon.GUI.Common.load_file_widget.model.load_utils.load_workspace_from_filename'
)
self.addCleanup(patcher.stop)
self.load_utils_patcher = patcher.start()
self.load_utils_patcher.return_value = (self.create_fake_workspace(1),
'22222', 'filename')
def mock_browse_button_to_return_files(self, files):
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=files)
def mock_user_input_text(self, text):
self.view.get_file_edit_text = mock.Mock(return_value=text)
def mock_model_to_load_workspaces(self, workspaces, runs, filenames):
psi_data = [False] * len(filenames)
self.load_utils_patcher.side_effect = zip(workspaces, runs, filenames,
psi_data)
def load_workspaces_into_model_and_view_from_browse(
self, workspaces, runs, files):
self.mock_model_to_load_workspaces(workspaces, runs, files)
self.mock_browse_button_to_return_files(files)
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
def load_failure(self, unused_arg):
raise ValueError("Error text")
def create_fake_workspace(self, name):
workspace_mock = mock.MagicMock()
instrument_mock = mock.MagicMock()
instrument_mock.getName.return_value = 'EMU'
workspace_mock.workspace.getInstrument.return_value = instrument_mock
return {'OutputWorkspace': [workspace_mock]}
# ------------------------------------------------------------------------------------------------------------------
# TESTS
# ------------------------------------------------------------------------------------------------------------------
@run_test_with_and_without_threading
def test_browser_dialog_opens_when_browse_button_clicked(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(
self.view.show_file_browser_and_return_selection.call_count, 1)
@run_test_with_and_without_threading
def test_loading_not_initiated_if_no_file_selected_from_browser(self):
self.mock_model_to_load_workspaces([], [], [])
self.mock_browse_button_to_return_files([])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.load_utils_patcher.call_count, 0)
@run_test_with_and_without_threading
def test_buttons_disabled_while_load_thread_running(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.assert_called_once_with("file.nxs")
self.assertEqual(self.view.disable_load_buttons.call_count, 1)
self.assertEqual(self.view.enable_load_buttons.call_count, 1)
@run_test_with_and_without_threading
def test_buttons_enabled_after_load_even_if_load_thread_throws(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.load_utils_patcher.side_effect = self.load_failure
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.assert_called_once_with("file.nxs")
self.assertEqual(self.view.disable_load_buttons.call_count, 1)
self.assertEqual(self.view.enable_load_buttons.call_count, 1)
@run_test_with_and_without_threading
def test_single_file_from_browse_loaded_into_model_and_view_in_single_file_mode(
self):
workspace = self.create_fake_workspace(1)
self.mock_browse_button_to_return_files(["C:/dir1/file1.nxs"])
self.mock_model_to_load_workspaces([workspace], [1234],
["C:/dir1/file1.nxs"])
self.view.set_file_edit = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace])
self.assertEqual(self.model.loaded_runs, [[1234]])
self.view.set_file_edit.assert_called_once_with(
"C:/dir1/file1.nxs", mock.ANY)
@run_test_with_and_without_threading
def test_single_file_from_user_input_loaded_into_model_and_view_in_single_file_mode(
self):
workspace = self.create_fake_workspace(1)
self.view.set_file_edit = mock.Mock()
self.mock_model_to_load_workspaces([workspace], [1234],
["C:/dir1/file1.nxs"])
self.mock_user_input_text("C:/dir1/file1.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace])
self.assertEqual(self.model.loaded_runs, [[1234]])
self.view.set_file_edit.assert_called_once_with(
"C:/dir1/file1.nxs", mock.ANY)
@run_test_with_and_without_threading
def test_that_if_invalid_file_selected_in_browser_view_does_not_change(
self):
workspace = self.create_fake_workspace(1)
self.mock_browse_button_to_return_files(["not_a_file"])
self.mock_model_to_load_workspaces([workspace], [1234], ["not_a_file"])
self.view.set_file_edit = mock.Mock()
self.view.reset_edit_to_cached_value = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.side_effect = self.load_failure
set_file_edit_count = self.view.set_file_edit.call_count
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.set_file_edit.call_count,
set_file_edit_count)
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 0)
@run_test_with_and_without_threading
def test_that_view_reverts_to_previous_text_if_users_supplies_invalid_text(
self):
workspace = self.create_fake_workspace(1)
self.load_workspaces_into_model_and_view_from_browse(
[workspace], [[1234]], ["C:/dir1/EMU0001234.nxs"])
invalid_user_input = ["some random text", "1+1=2", "..."]
call_count = self.view.reset_edit_to_cached_value.call_count
for invalid_text in invalid_user_input:
call_count += 1
self.view.get_file_edit_text = mock.Mock(return_value=invalid_text)
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.reset_edit_to_cached_value.call_count,
call_count)
@run_test_with_and_without_threading
def test_that_model_and_interface_revert_to_previous_values_if_load_fails_from_browse(
self):
workspace = self.create_fake_workspace(1)
self.load_workspaces_into_model_and_view_from_browse(
[workspace], [1234], ["C:/dir1/EMU0001234.nxs"])
self.load_utils_patcher.side_effect = self.load_failure
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames,
["C:/dir1/EMU0001234.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace])
self.assertEqual(self.model.loaded_runs, [[1234]])
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 0)
self.assertEqual(self.view.set_file_edit.call_args[0][0],
"C:/dir1/EMU0001234.nxs")
@run_test_with_and_without_threading
def test_that_model_and_interface_revert_to_previous_values_if_load_fails_from_user_input(
self):
workspace = self.create_fake_workspace(1)
self.load_workspaces_into_model_and_view_from_browse(
[workspace], [1234], ["C:/dir1/EMU0001234.nxs"])
self.load_utils_patcher.side_effect = self.load_failure
self.view.set_file_edit(r"C:\dir2\EMU000123.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames,
["C:/dir1/EMU0001234.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace])
self.assertEqual(self.model.loaded_runs, [[1234]])
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 1)
class LoadFileWidgetPresenterMultipleFileModeTest(unittest.TestCase):
def run_test_with_and_without_threading(test_function):
def run_twice(self):
test_function(self)
self.setUp()
self.presenter._use_threading = False
test_function(self)
return run_twice
def wait_for_thread(self, thread_model):
if thread_model:
thread_model._thread.wait()
self._qapp.processEvents()
def setUp(self):
self._qapp = mock_widget.mockQapp()
self.data = MuonLoadData()
self.context = MuonDataContext
self.context.instrument = 'EMU'
self.view = BrowseFileWidgetView()
self.model = BrowseFileWidgetModel(self.data, self.context)
self.view.disable_load_buttons = mock.Mock()
self.view.enable_load_buttons = mock.Mock()
self.view.warning_popup = mock.Mock()
self.presenter = BrowseFileWidgetPresenter(self.view, self.model)
patcher = mock.patch('Muon.GUI.Common.load_file_widget.model.load_utils')
self.addCleanup(patcher.stop)
self.load_utils_patcher = patcher.start()
def mock_loading_multiple_files_from_browse(self, runs, workspaces, filenames):
self.view.show_file_browser_and_return_selection = mock.Mock(return_value=filenames)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip(workspaces, runs, filenames))
def create_fake_workspace(self, name):
workspace_mock = mock.MagicMock()
instrument_mock = mock.MagicMock()
instrument_mock.getName.return_value = 'EMU'
workspace_mock.workspace.getInstrument.return_value = instrument_mock
return {'OutputWorkspace': [workspace_mock]}
# ------------------------------------------------------------------------------------------------------------------
# TESTS : Multiple runs can be selected via browse and entered explicitly using the ";" separator
# ------------------------------------------------------------------------------------------------------------------
@run_test_with_and_without_threading
def test_that_cannot_load_same_file_twice_from_same_browse_even_if_filepaths_are_different(self):
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir2/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.load_utils_patcher.load_workspace_from_filename.call_count, 2)
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir1/file1.nxs")
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_cannot_load_same_file_twice_from_user_input_even_if_filepaths_are_different(self):
self.view.set_file_edit("C:/dir1/file1.nxs;C:/dir2/file1.nxs;C:/dir2/file2.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.load_utils_patcher.load_workspace_from_filename.call_count, 2)
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir1/file1.nxs")
self.load_utils_patcher.load_workspace_from_filename.assert_any_call("C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_cannot_browse_and_load_same_run_twice_even_if_filenames_are_different(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip([workspace_1, workspace_2],
[1234, 1234],
["C:/dir1/file1.nxs", "C:/dir1/file2.nxs"]))
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir1/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
# Load will take the last occurrence of the run from the list
six.assertCountEqual(self, self.model.loaded_filenames, ["C:/dir1/file2.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_2])
six.assertCountEqual(self, self.model.loaded_runs, [[1234]])
#
@run_test_with_and_without_threading
def test_that_cannot_input_and_load_same_run_twice_even_if_filenames_are_different(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip([workspace_1, workspace_2], [1234, 1234], ["C:/dir1/file1.nxs", "C:/dir1/file2.nxs"]))
self.view.set_file_edit("C:/dir1/file1.nxs;C:/dir1/file2.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
# Load will take the last occurrence of the run from the user input
six.assertCountEqual(self, self.model.loaded_filenames, ["C:/dir1/file2.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_2])
six.assertCountEqual(self, self.model.loaded_runs, [[1234]])
@run_test_with_and_without_threading
def test_that_loading_two_files_from_browse_sets_model_and_interface_correctly(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace_1, workspace_2])
self.assertEqual(self.model.loaded_runs, [[1234], [1235]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_two_files_from_user_input_sets_model_and_interface_correctly(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(side_effect=zip([workspace_1, workspace_2],
[1234, 1235],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"]))
self.view.set_file_edit("C:/dir1/file1.nxs;C:/dir2/file2.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.assertEqual(self.model.loaded_workspaces, [workspace_1, workspace_2])
self.assertEqual(self.model.loaded_runs, [[1234], [1235]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir2/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_two_files_from_browse_sets_interface_alphabetically(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file2.nxs", "C:/dir1/file1.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir1/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_two_files_from_user_input_sets_interface_alphabetically(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=zip([workspace_2, workspace_1], [1235, 1234], ["C:/dir1/file2.nxs", "C:/dir1/file1.nxs"]))
self.view.set_file_edit("C:/dir1/file2.nxs;C:/dir1/file1.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir1/file2.nxs")
@run_test_with_and_without_threading
def test_that_loading_multiple_files_from_browse_ignores_loads_which_throw(self):
workspace= self.create_fake_workspace(1)
files = ["C:/dir1/file1.nxs", "C:/dir2/file2.nxs", "C:/dir2/file3.nxs"]
self.view.show_file_browser_and_return_selection = mock.Mock(return_value=files)
load_return_values = [(workspace, 1234 + i, filename) for i, filename in enumerate(files)]
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=iter(IteratorWithException(load_return_values, [1])))
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs", "C:/dir2/file3.nxs"])
self.assertEqual(self.model.loaded_runs, [[1234], [1236]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file1.nxs;C:/dir2/file3.nxs")
@run_test_with_and_without_threading
def test_that_browse_allows_loading_of_additional_files(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
workspace_3 = self.create_fake_workspace(3)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.mock_loading_multiple_files_from_browse([1236], [workspace_3], ["C:/dir1/file3.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
six.assertCountEqual(self, self.model.loaded_filenames,
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs", "C:/dir1/file3.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_1, workspace_2, workspace_3])
six.assertCountEqual(self, self.model.loaded_runs, [[1234], [1235], [1236]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir1/file3.nxs")
@run_test_with_and_without_threading
def test_that_loading_an_already_loaded_run_from_different_file_overwrites(self):
workspace_1 = self.create_fake_workspace(1)
workspace_2 = self.create_fake_workspace(2)
workspace_3 = self.create_fake_workspace(3)
self.mock_loading_multiple_files_from_browse([1234, 1235], [workspace_1, workspace_2],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
# only checks runs, so can have a different file/workspace (this is why overwriting is
# the most useful behaviour in this situation).
self.mock_loading_multiple_files_from_browse([1234], [workspace_3], ["C:/dir2/file1.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
six.assertCountEqual(self, self.model.loaded_filenames, ["C:/dir2/file1.nxs", "C:/dir2/file2.nxs"])
six.assertCountEqual(self, self.model.loaded_workspaces, [workspace_3, workspace_2])
six.assertCountEqual(self, self.model.loaded_runs, [[1234], [1235]])
self.assertEqual(self.view.get_file_edit_text(), "C:/dir2/file1.nxs")
class LoadFileWidgetPresenterTest(unittest.TestCase):
def run_test_with_and_without_threading(test_function):
def run_twice(self):
test_function(self)
self.setUp()
self.presenter._use_threading = False
test_function(self)
return run_twice
def wait_for_thread(self, thread_model):
if thread_model:
thread_model._thread.wait()
self._qapp.processEvents()
def setUp(self):
self._qapp = mock_widget.mockQapp()
self.view = BrowseFileWidgetView()
self.view.on_browse_clicked = mock.Mock()
self.view.set_file_edit = mock.Mock()
self.view.reset_edit_to_cached_value = mock.Mock()
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.data = MuonLoadData()
self.model = BrowseFileWidgetModel(self.data)
self.model.exception_message_for_failed_files = mock.Mock()
self.view.disable_load_buttons = mock.Mock()
self.view.enable_load_buttons = mock.Mock()
self.view.warning_popup = mock.Mock()
self.presenter = BrowseFileWidgetPresenter(self.view, self.model)
self.presenter.enable_multiple_files(False)
patcher = mock.patch(
'Muon.GUI.Common.load_file_widget.model.load_utils')
self.addCleanup(patcher.stop)
self.load_utils_patcher = patcher.start()
def mock_browse_button_to_return_files(self, files):
self.view.show_file_browser_and_return_selection = mock.Mock(
return_value=files)
def mock_user_input_text(self, text):
self.view.get_file_edit_text = mock.Mock(return_value=text)
def mock_model_to_load_workspaces(self, workspaces, runs, filenames):
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=zip(workspaces, runs, filenames))
def load_workspaces_into_model_and_view_from_browse(
self, workspaces, runs, files):
self.mock_model_to_load_workspaces(workspaces, runs, files)
self.mock_browse_button_to_return_files(files)
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
def load_failure(self):
raise ValueError("Error text")
# ------------------------------------------------------------------------------------------------------------------
# TESTS
# ------------------------------------------------------------------------------------------------------------------
@run_test_with_and_without_threading
def test_browser_dialog_opens_when_browse_button_clicked(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(
self.view.show_file_browser_and_return_selection.call_count, 1)
@run_test_with_and_without_threading
def test_loading_not_initiated_if_no_file_selected_from_browser(self):
self.mock_model_to_load_workspaces([], [], [])
self.mock_browse_button_to_return_files([])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(
self.load_utils_patcher.load_workspace_from_filename.call_count, 0)
@run_test_with_and_without_threading
def test_buttons_disabled_while_load_thread_running(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.load_workspace_from_filename.assert_called_once_with(
"file.nxs")
self.assertEqual(self.view.disable_load_buttons.call_count, 1)
self.assertEqual(self.view.enable_load_buttons.call_count, 1)
@run_test_with_and_without_threading
def test_buttons_enabled_after_load_even_if_load_thread_throws(self):
self.mock_browse_button_to_return_files(["file.nxs"])
self.load_utils_patcher.load_workspace_from_filename.side_effect = self.load_failure
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.load_workspace_from_filename.assert_called_once_with(
"file.nxs")
self.assertEqual(self.view.disable_load_buttons.call_count, 1)
self.assertEqual(self.view.enable_load_buttons.call_count, 1)
@run_test_with_and_without_threading
def test_files_not_loaded_into_model_if_multiple_files_selected_from_browse_in_single_file_mode(
self):
self.mock_model_to_load_workspaces(
[[1], [2]], [1234, 1235],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.mock_browse_button_to_return_files(
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.model.execute = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.execute.call_count, 0)
self.assertEqual(self.view.disable_load_buttons.call_count, 0)
self.assertEqual(self.view.enable_load_buttons.call_count, 0)
@run_test_with_and_without_threading
def test_files_not_loaded_into_model_if_multiple_files_entered_by_user_in_single_file_mode(
self):
self.mock_user_input_text("C:/dir1/file1.nxs;C:/dir2/file2.nxs")
self.mock_model_to_load_workspaces(
[[1], [2]], [1234, 1235],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.model.execute = mock.Mock()
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.execute.call_count, 0)
self.assertEqual(self.view.disable_load_buttons.call_count, 0)
self.assertEqual(self.view.enable_load_buttons.call_count, 0)
@run_test_with_and_without_threading
def test_warning_shown_if_multiple_files_selected_from_browse_in_single_file_mode(
self):
self.mock_browse_button_to_return_files(
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.mock_model_to_load_workspaces(
[[1], [2]], [1234, 1235],
["C:/dir1/file1.nxs", "C:/dir2/file2.nxs"])
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.warning_popup.call_count, 1)
@run_test_with_and_without_threading
def test_warning_shown_if_multiple_files_entered_by_user_in_single_file_mode(
self):
self.mock_user_input_text("C:/dir1/file1.nxs;C:/dir2/file2.nxs")
self.mock_model_to_load_workspaces(
[[1], [2]], [1234, 1235], ["C:/dir1/file1.nxs;C:/dir2/file2.nxs"])
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.warning_popup.call_count, 1)
@run_test_with_and_without_threading
def test_single_file_from_browse_loaded_into_model_and_view_in_single_file_mode(
self):
self.mock_browse_button_to_return_files(["C:/dir1/file1.nxs"])
self.mock_model_to_load_workspaces([[1]], [1234],
["C:/dir1/file1.nxs"])
self.view.set_file_edit = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.view.set_file_edit.assert_called_once_with(
"C:/dir1/file1.nxs", mock.ANY)
@run_test_with_and_without_threading
def test_single_file_from_user_input_loaded_into_model_and_view_in_single_file_mode(
self):
self.view.set_file_edit = mock.Mock()
self.mock_model_to_load_workspaces([[1]], [1234],
["C:/dir1/file1.nxs"])
self.mock_user_input_text("C:/dir1/file1.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames, ["C:/dir1/file1.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.view.set_file_edit.assert_called_once_with(
"C:/dir1/file1.nxs", mock.ANY)
@run_test_with_and_without_threading
def test_that_if_invalid_file_selected_in_browser_view_does_not_change(
self):
self.mock_browse_button_to_return_files(["not_a_file"])
self.mock_model_to_load_workspaces([[1]], [1234], ["not_a_file"])
self.view.set_file_edit = mock.Mock()
self.view.reset_edit_to_cached_value = mock.Mock()
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=self.load_failure)
set_file_edit_count = self.view.set_file_edit.call_count
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.set_file_edit.call_count,
set_file_edit_count)
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 0)
@run_test_with_and_without_threading
def test_that_view_reverts_to_previous_text_if_users_supplies_invalid_text(
self):
self.load_workspaces_into_model_and_view_from_browse(
[[1]], [1234], ["C:/dir1/EMU0001234.nxs"])
invalid_user_input = ["some random text", "1+1=2", "..."]
call_count = self.view.reset_edit_to_cached_value.call_count
for invalid_text in invalid_user_input:
call_count += 1
self.view.get_file_edit_text = mock.Mock(return_value=invalid_text)
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.view.reset_edit_to_cached_value.call_count,
call_count)
@run_test_with_and_without_threading
def test_that_model_and_interface_revert_to_previous_values_if_load_fails_from_browse(
self):
self.load_workspaces_into_model_and_view_from_browse(
[[1]], [1234], ["C:/dir1/EMU0001234.nxs"])
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=self.load_failure)
self.presenter.on_browse_button_clicked()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames,
["C:/dir1/EMU0001234.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 0)
self.assertEqual(self.view.set_file_edit.call_args[0][0],
"C:/dir1/EMU0001234.nxs")
@run_test_with_and_without_threading
def test_that_model_and_interface_revert_to_previous_values_if_load_fails_from_user_input(
self):
self.load_workspaces_into_model_and_view_from_browse(
[[1]], [1234], ["C:/dir1/EMU0001234.nxs"])
self.load_utils_patcher.load_workspace_from_filename = mock.Mock(
side_effect=self.load_failure)
self.view.set_file_edit("C:\dir2\EMU000123.nxs")
self.presenter.handle_file_changed_by_user()
self.wait_for_thread(self.presenter._load_thread)
self.assertEqual(self.model.loaded_filenames,
["C:/dir1/EMU0001234.nxs"])
self.assertEqual(self.model.loaded_workspaces, [[1]])
self.assertEqual(self.model.loaded_runs, [1234])
self.assertEqual(self.view.reset_edit_to_cached_value.call_count, 1)
