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test_generator.py
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import array
import os
import tempfile
from PyQt5.QtCore import QDir, QPoint, Qt
from PyQt5.QtTest import QTest
from tests.QtTestCase import QtTestCase
from urh.controller.GeneratorTabController import GeneratorTabController
from urh.controller.MainController import MainController
class TestGenerator(QtTestCase):
def test_generation(self):
"""
Complex test including much functionality
1) Load a Signal
2) Set Decoding in Compareframe
3) Move with encoding to Generator
4) Generate datafile
5) Read datafile and compare with original signal
"""
# Load a Signal
self.add_signal_to_form("ask.complex")
signal_frame = self.form.signal_tab_controller.signal_frames[0]
signal_frame.ui.cbModulationType.setCurrentIndex(0) # ASK
signal_frame.ui.spinBoxSamplesPerSymbol.setValue(300)
signal_frame.ui.spinBoxSamplesPerSymbol.editingFinished.emit()
signal_frame.ui.spinBoxCenterOffset.setValue(0.032)
signal_frame.ui.spinBoxCenterOffset.editingFinished.emit()
signal_frame.ui.cbProtoView.setCurrentIndex(0)
proto = "1011001001011011011011011011011011001000000"
self.assertTrue(signal_frame.ui.txtEdProto.toPlainText().startswith(proto))
# Set Decoding
self.form.ui.tabWidget.setCurrentIndex(1)
cfc = self.form.compare_frame_controller
cfc.ui.cbDecoding.setCurrentIndex(1) # NRZ-I
proto_inv = cfc.proto_analyzer.decoded_proto_bits_str[0]
self.assertTrue(self.__is_inv_proto(proto, proto_inv))
# Move with encoding to generator
gframe = self.form.generator_tab_controller # type: GeneratorTabController
gframe.ui.cbViewType.setCurrentIndex(0)
self.add_signal_to_generator(signal_index=0)
self.assertEqual(
array.array("B", list(map(int, proto_inv))),
gframe.table_model.display_data[0],
)
self.assertNotEqual(
array.array("B", list(map(int, proto))), gframe.table_model.display_data[0]
)
gframe.table_model.protocol.messages[0].pause = 0
# Generate Datafile
modulator = gframe.modulators[0]
modulator.modulation_type = "ASK"
modulator.samples_per_symbol = 300
buffer = gframe.prepare_modulation_buffer(
gframe.total_modulated_samples, show_error=False
)
modulated_data = gframe.modulate_data(buffer)
filename = os.path.join(QDir.tempPath(), "test_generator.complex")
modulated_data.tofile(filename)
# Reload datafile and see if bits match
self.form.add_signalfile(filename)
self.assertEqual(len(self.form.signal_tab_controller.signal_frames), 2)
signal_frame = self.form.signal_tab_controller.signal_frames[1]
self.assertEqual(signal_frame.signal.num_samples, 300 * len(proto))
signal_frame.ui.cbProtoView.setCurrentIndex(0)
self.assertEqual(signal_frame.ui.lineEditSignalName.text(), "test_generator")
signal_frame.ui.cbModulationType.setCurrentIndex(0) # ASK
signal_frame.ui.spinBoxNoiseTreshold.setValue(0)
signal_frame.ui.spinBoxNoiseTreshold.editingFinished.emit()
signal_frame.ui.spinBoxSamplesPerSymbol.setValue(295)
signal_frame.ui.spinBoxSamplesPerSymbol.editingFinished.emit()
signal_frame.ui.spinBoxCenterOffset.setValue(0.1)
signal_frame.ui.spinBoxCenterOffset.editingFinished.emit()
signal_frame.ui.spinBoxTolerance.setValue(6)
signal_frame.ui.spinBoxTolerance.editingFinished.emit()
self.assertEqual(len(signal_frame.proto_analyzer.messages), 1)
gen_proto = signal_frame.ui.txtEdProto.toPlainText()
gen_proto = gen_proto[: gen_proto.index(" ")]
self.assertTrue(proto.startswith(gen_proto))
def test_close_signal(self):
self.add_signal_to_form("ask.complex")
sframe = self.form.signal_tab_controller.signal_frames[0]
sframe.ui.cbModulationType.setCurrentIndex(0) # ASK
sframe.ui.spinBoxSamplesPerSymbol.setValue(295)
sframe.ui.spinBoxCenterOffset.setValue(-0.1667)
sframe.refresh()
# Move with encoding to generator
gframe = self.form.generator_tab_controller
gframe.ui.cbViewType.setCurrentIndex(0)
item = gframe.tree_model.rootItem.children[0].children[0]
index = gframe.tree_model.createIndex(0, 0, item)
rect = gframe.ui.treeProtocols.visualRect(index)
QTest.mousePress(
gframe.ui.treeProtocols.viewport(), Qt.LeftButton, pos=rect.center()
)
self.assertEqual(gframe.ui.treeProtocols.selectedIndexes()[0], index)
mimedata = gframe.tree_model.mimeData(gframe.ui.treeProtocols.selectedIndexes())
gframe.table_model.dropMimeData(
mimedata, 1, -1, -1, gframe.table_model.createIndex(0, 0)
)
self.assertEqual(
gframe.table_model.row_count,
self.form.compare_frame_controller.protocol_model.row_count,
)
self.form.ui.tabWidget.setCurrentIndex(0)
self.form.on_selected_tab_changed(0)
sframe.ui.btnCloseSignal.click()
self.form.ui.tabWidget.setCurrentIndex(1)
self.form.on_selected_tab_changed(1)
self.form.ui.tabWidget.setCurrentIndex(2)
self.form.on_selected_tab_changed(2)
self.assertEqual(1, 1)
def test_create_table_context_menu(self):
# Context menu should only contain one item (add new message)
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 0)
self.form.generator_tab_controller.ui.tableMessages.context_menu_pos = QPoint(
0, 0
)
menu = self.form.generator_tab_controller.ui.tableMessages.create_context_menu()
self.assertEqual(len(menu.actions()), 1)
# Add data to test entries in context menu
self.add_signal_to_form("ask.complex")
gframe = self.form.generator_tab_controller
index = gframe.tree_model.createIndex(
0, 0, gframe.tree_model.rootItem.children[0].children[0]
)
mimedata = gframe.tree_model.mimeData([index])
gframe.table_model.dropMimeData(
mimedata, 1, -1, -1, gframe.table_model.createIndex(0, 0)
)
self.assertGreater(self.form.generator_tab_controller.table_model.rowCount(), 0)
menu = self.form.generator_tab_controller.ui.tableMessages.create_context_menu()
n_items = len(menu.actions())
self.assertGreater(n_items, 1)
# If there is a selection, additional items should be present in context menu
gframe.ui.tableMessages.selectRow(0)
menu = self.form.generator_tab_controller.ui.tableMessages.create_context_menu()
self.assertGreater(len(menu.actions()), n_items)
def test_add_empty_row_behind(self):
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 0)
gframe = self.form.generator_tab_controller
gframe.ui.cbViewType.setCurrentIndex(0)
gframe.table_model.add_empty_row_behind(-1, 30)
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 1)
# Add data to test
self.add_signal_to_form("ask.complex")
index = gframe.tree_model.createIndex(
0, 0, gframe.tree_model.rootItem.children[0].children[0]
)
mimedata = gframe.tree_model.mimeData([index])
gframe.table_model.dropMimeData(
mimedata, 1, -1, -1, gframe.table_model.createIndex(0, 0)
)
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 2)
self.assertNotEqual(
len(self.form.generator_tab_controller.table_model.display_data[1]), 30
)
gframe.table_model.add_empty_row_behind(0, 30)
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 3)
self.assertEqual(
len(self.form.generator_tab_controller.table_model.display_data[1]), 30
)
self.assertNotEqual(
len(self.form.generator_tab_controller.table_model.display_data[2]), 30
)
def test_create_fuzzing_list_view_context_menu(self):
self.form.generator_tab_controller.ui.tabWidget.setCurrentIndex(2)
# Context menu should be empty if table is empty
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 0)
self.form.generator_tab_controller.ui.tableMessages.context_menu_pos = QPoint(
0, 0
)
menu = (
self.form.generator_tab_controller.ui.listViewProtoLabels.create_context_menu()
)
self.assertEqual(len(menu.actions()), 0)
# Add data to test entries in context menu
self.add_signal_to_form("fsk.complex")
self.form.compare_frame_controller.add_protocol_label(0, 10, 0, 0, False)
self.assertEqual(
1, len(self.form.compare_frame_controller.proto_analyzer.protocol_labels)
)
gframe = self.form.generator_tab_controller
index = gframe.tree_model.createIndex(
0, 0, gframe.tree_model.rootItem.children[0].children[0]
)
mimedata = gframe.tree_model.mimeData([index])
gframe.table_model.dropMimeData(
mimedata, 1, -1, -1, gframe.table_model.createIndex(0, 0)
)
self.assertGreater(self.form.generator_tab_controller.table_model.rowCount(), 0)
# Select a row so there is a message for that fuzzing labels can be shown
self.form.generator_tab_controller.ui.tableMessages.selectRow(0)
menu = (
self.form.generator_tab_controller.ui.listViewProtoLabels.create_context_menu()
)
n_items = len(menu.actions())
self.assertGreater(n_items, 0)
def test_pauses_widget(self):
assert isinstance(self.form, MainController)
self.form.generator_tab_controller.ui.tabWidget.setCurrentIndex(1)
menu = self.form.generator_tab_controller.ui.lWPauses.create_context_menu()
self.assertEqual(len(menu.actions()), 1)
self.form.generator_tab_controller.ui.lWPauses.addItem("10")
menu = self.form.generator_tab_controller.ui.lWPauses.create_context_menu()
self.assertEqual(len(menu.actions()), 2)
def test_add_column(self):
# Add data to test
self.add_signal_to_form("ask.complex")
gframe = self.form.generator_tab_controller
gframe.ui.cbViewType.setCurrentText("Bit")
index = gframe.tree_model.createIndex(
0, 0, gframe.tree_model.rootItem.children[0].children[0]
)
mimedata = gframe.tree_model.mimeData([index])
gframe.table_model.dropMimeData(
mimedata, 1, -1, -1, gframe.table_model.createIndex(0, 0)
)
self.assertEqual(self.form.generator_tab_controller.table_model.rowCount(), 1)
l1 = len(self.form.generator_tab_controller.table_model.protocol.messages[0])
self.form.generator_tab_controller.table_model.insert_column(0, [0])
self.assertEqual(
l1 + 1,
len(self.form.generator_tab_controller.table_model.protocol.messages[0]),
)
self.form.generator_tab_controller.generator_undo_stack.undo()
self.assertEqual(
l1, len(self.form.generator_tab_controller.table_model.protocol.messages[0])
)
self.form.generator_tab_controller.generator_undo_stack.redo()
self.assertEqual(
l1 + 1,
len(self.form.generator_tab_controller.table_model.protocol.messages[0]),
)
def test_clear(self):
self.add_signal_to_form("ask.complex")
self.add_signal_to_generator(0)
gframe = self.form.generator_tab_controller # type: GeneratorTabController
rows = gframe.table_model.rowCount()
self.assertGreater(rows, 0)
gframe.ui.tableMessages.on_clear_action_triggered()
self.assertEqual(gframe.table_model.rowCount(), 0)
gframe.generator_undo_stack.undo()
self.assertEqual(gframe.table_model.rowCount(), rows)
def test_edit_data(self):
# load some bits from txt
filename = os.path.join(tempfile.gettempdir(), "testdata.txt")
data = ["101010101111", "1010101011110000", "10101010000111111"]
with open(filename, "w") as f:
f.writelines("\n".join(data))
self.form.add_files([filename])
self.add_signal_to_generator(signal_index=0)
self.form.generator_tab_controller.ui.cbViewType.setCurrentText("Bit")
table_model = self.form.generator_tab_controller.table_model
self.assertEqual(table_model.rowCount(), 3)
self.assertEqual(table_model.display_data[1][7], 0)
self.__set_model_data(table_model, row=1, column=7, value="1")
self.assertEqual(table_model.display_data[1][7], 1)
self.__set_model_data(table_model, row=1, column=7, value="0")
self.assertEqual(table_model.display_data[1][7], 0)
self.form.generator_tab_controller.ui.cbViewType.setCurrentText("Hex")
self.assertEqual(table_model.display_data[2][1], 10)
self.__set_model_data(table_model, row=2, column=1, value="e")
self.assertEqual(table_model.display_data[2][1], 14)
self.assertLess(len(table_model.display_data[1]), 5)
self.__set_model_data(table_model, row=1, column=4, value="3")
self.assertEqual(table_model.display_data[1][4], 3)
self.assertEqual(table_model.protocol.plain_hex_str[0], "aaf")
self.__set_model_data(table_model, row=0, column=4, value="b")
self.assertEqual(table_model.protocol.plain_hex_str[0], "aaf0b")
def test_fuzzing_label_list_view(self):
self.add_signal_to_form("ask.complex")
gframe = self.form.generator_tab_controller # type: GeneratorTabController
gframe.ui.cbViewType.setCurrentText("Bit")
self.add_signal_to_generator(0)
gframe.ui.tabWidget.setCurrentWidget(gframe.ui.tab_fuzzing)
gframe.ui.tableMessages.selectRow(0)
self.assertEqual(gframe.label_list_model.rowCount(), 0)
gframe.create_fuzzing_label(0, 10, 20)
self.assertEqual(gframe.label_list_model.rowCount(), 1)
model = gframe.label_list_model
lbl = model.labels[0]
self.assertTrue(bool(lbl.fuzz_me))
self.assertEqual(len(lbl.fuzz_values), 1)
self.assertTrue(
bool(model.data(model.index(0, 0), role=Qt.CheckStateRole)), True
)
model.setData(model.index(0, 0), Qt.Unchecked, role=Qt.CheckStateRole)
self.assertFalse(lbl.fuzz_me)
model.setData(model.index(0, 0), "test", role=Qt.EditRole)
self.assertEqual(
"test (empty)", model.data(model.index(0, 0), role=Qt.DisplayRole)
)
lbl.fuzz_values.append("101010")
model.update()
self.assertEqual("test (1)", model.data(model.index(0, 0), role=Qt.DisplayRole))
def __set_model_data(self, model, row, column, value):
model.setData(model.createIndex(row, column), value, role=Qt.EditRole)
def __is_inv_proto(self, proto1: str, proto2: str):
if len(proto1) != len(proto2):
return False
for c1, c2 in zip(proto1, proto2):
if not self.__is_inv_bits(c1, c2):
return False
return True
def __is_inv_bits(self, a: str, b: str):
# We only check bits here
if a not in ("0", "1") or b not in ("0", "1"):
return True
if a == "0" and b == "1":
return True
if a == "1" and b == "0":
return True
return False