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82 lines
2.8 KiB
Python
82 lines
2.8 KiB
Python
import pytest
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# Must import this before the Controller
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from base import BaseTest
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from seedsigner.controller import Controller
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class TestController(BaseTest):
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def test_reset_controller(self):
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""" The reset_controller util should completely reset the Controller singleton """
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controller = Controller.get_instance()
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controller.address_explorer_data = "foo"
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BaseTest.reset_controller()
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controller = Controller.get_instance()
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assert controller.address_explorer_data is None
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def test_singleton_init_fails(self):
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""" The Controller should not allow any code to instantiate it via Controller() """
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with pytest.raises(Exception):
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c = Controller()
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def test_handle_exception(reset_controller):
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""" Handle exceptions that get caught by the controller """
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def process_exception_asserting_valid_error(exception_type, exception_msg=None):
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"""
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Exceptions caught by the controller are forwarded to the
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UnhandledExceptionView with view_args["error"] being a list
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of three strings, ie: [exception_type, line_info, exception_msg]
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"""
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try:
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if exception_msg:
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raise exception_type(exception_msg)
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else:
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raise exception_type()
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except Exception as e:
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error = controller.handle_exception(e).view_args["error"]
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# assert that error structure is valid
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assert len(error) == 3
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assert error[0] in str(exception_type)
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assert type(error[1]) == str
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if exception_msg:
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assert exception_msg in error[2]
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else:
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assert error[2] == ""
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# Initialize the controller
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controller = Controller.get_instance()
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exception_tests = [
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# exceptions with an exception_msg
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(Exception, "foo"),
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(KeyError, "key not found"),
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# exceptions without an exception_msg
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(Exception, ""),
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(Exception, None),
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]
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for exception_type, exception_msg in exception_tests:
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process_exception_asserting_valid_error(exception_type, exception_msg)
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def test_singleton_get_instance_preserves_state(self):
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""" Changes to the Controller singleton should be preserved across calls to get_instance() """
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# Initialize the instance and verify that it read the config settings
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controller = Controller.get_instance()
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assert controller.unverified_address is None
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# Change a value in the instance...
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controller.unverified_address = "123abc"
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# ...get a new copy of the instance and confirm change
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controller = Controller.get_instance()
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assert controller.unverified_address == "123abc"
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