def pageflow(fixture):
fixture.start_example_app()
fixture.driver_browser.open('/')
fixture.driver_browser.type(XPath.input_labelled('Email address'),
'*****@*****.**')
fixture.driver_browser.type(XPath.input_labelled('Comment'), '')
with SystemOutStub() as output:
fixture.driver_browser.click(XPath.button_labelled('Submit'))
vassert(output.captured_output ==
'[email protected] submitted a comment:\nNone\n')
vassert(fixture.driver_browser.current_url.path == '/none')
output.capture_console_screenshot(
fixture.new_screenshot_path('pageflow1.txt'))
fixture.driver_browser.open('/')
fixture.driver_browser.type(XPath.input_labelled('Email address'),
'*****@*****.**')
fixture.driver_browser.type(XPath.input_labelled('Comment'),
'some comment text')
with SystemOutStub() as output:
fixture.driver_browser.click(XPath.button_labelled('Submit'))
vassert(output.captured_output ==
'[email protected] submitted a comment:\nsome comment text\n')
vassert(fixture.driver_browser.current_url.path == '/thanks')
output.capture_console_screenshot(
fixture.new_screenshot_path('pageflow2.txt'))
def handling_import_errors(fixture):
"""Should example code be broken enough to cause ImportErrors, such errors are
reported when an attempt is made to check it out."""
fixture.example_module.change_contents(fixture.example_module_contents)
fixture.containing_egg.activate()
with SystemOutStub(), fixture.checkout_directory.as_cwd():
command = fixture.GetExample(EmptyStub())
with expected(fixture.expected_exception):
command.do(fixture.command_line)
def test_handling_import_errors(import_error_scenarios):
"""Should example code be broken enough to cause ImportErrors, such errors are
reported when an attempt is made to check it out."""
import_error_scenarios.example_module.change_contents(import_error_scenarios.example_module_contents)
import_error_scenarios.containing_egg.activate()
with SystemOutStub(), import_error_scenarios.checkout_directory.as_cwd():
command = import_error_scenarios.GetExample()
with expected(import_error_scenarios.expected_exception):
command.do(import_error_scenarios.command_line)
def test_stubbed_sysout(self):
"""A SystemOutStub can be used to capture console output. Such output can be captured as a "textual screenshot"."""
def print_something():
print('something')
print('printed')
with SystemOutStub() as output:
print_something()
assert output.captured_output == 'something\nprinted\n'
screenshot_filename = tempfile.mktemp()
output.capture_console_screenshot(screenshot_filename)
with io.open(screenshot_filename, 'r') as screenshot:
assert (screenshot.read() == output.captured_output)