Quelle  errors.py   Sprache: Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

import traceback

import six


@six.python_2_unicode_compatible
class MarionetteException(Exception):
    """Raised when a generic non-recoverable exception has occured."""

    status = "webdriver error"

    def __init__(self, message=None, cause=None, stacktrace=None):
        """Construct new MarionetteException instance.

        :param message: An optional exception message.

        :param cause: An optional tuple of three values giving
            information about the root exception cause.  Expected
            tuple values are (type, value, traceback).

        :param stacktrace: Optional string containing a stacktrace
            (typically from a failed JavaScript execution) that will
            be displayed in the exception's string representation.

        """
        self.cause = cause
        self.stacktrace = stacktrace
        self._message = six.text_type(message)

    def __str__(self):
        # pylint: disable=W1645
        msg = self.message
        tb = None

        if self.cause:
            if type(self.cause) is tuple:
                msg += ", caused by {0!r}".format(self.cause[0])
                tb = self.cause[2]
            else:
                msg += ", caused by {}".format(self.cause)

        if self.stacktrace:
            st = "".join(["\t{}\n".format(x) for x in self.stacktrace.splitlines()])
            msg += "\nstacktrace:\n{}".format(st)

        if tb:
            msg += ": " + "".join(traceback.format_tb(tb))

        return six.text_type(msg)

    @property
    def message(self):
        return self._message


class DetachedShadowRootException(MarionetteException):
    status = "detached shadow root"


class ElementNotSelectableException(MarionetteException):
    status = "element not selectable"


class ElementClickInterceptedException(MarionetteException):
    status = "element click intercepted"


class InsecureCertificateException(MarionetteException):
    status = "insecure certificate"


class InvalidArgumentException(MarionetteException):
    status = "invalid argument"


class InvalidSessionIdException(MarionetteException):
    status = "invalid session id"


class TimeoutException(MarionetteException):
    status = "timeout"


class JavascriptException(MarionetteException):
    status = "javascript error"


class NoSuchElementException(MarionetteException):
    status = "no such element"


class NoSuchShadowRootException(MarionetteException):
    status = "no such shadow root"


class NoSuchWindowException(MarionetteException):
    status = "no such window"


class StaleElementException(MarionetteException):
    status = "stale element reference"


class ScriptTimeoutException(MarionetteException):
    status = "script timeout"


class ElementNotVisibleException(MarionetteException):
    """Deprecated. Will be removed with the release of Firefox 54."""

    status = "element not visible"

    def __init__(
        self,
        message="Element is not currently visible and may not be manipulated",
        stacktrace=None,
        cause=None,
    ):
        super(ElementNotVisibleException, self).__init__(
            message, cause=cause, stacktrace=stacktrace
        )


class ElementNotAccessibleException(MarionetteException):
    status = "element not accessible"


class ElementNotInteractableException(MarionetteException):
    status = "element not interactable"


class NoSuchFrameException(MarionetteException):
    status = "no such frame"


class InvalidElementStateException(MarionetteException):
    status = "invalid element state"


class NoAlertPresentException(MarionetteException):
    status = "no such alert"


class InvalidCookieDomainException(MarionetteException):
    status = "invalid cookie domain"


class UnableToSetCookieException(MarionetteException):
    status = "unable to set cookie"


class InvalidElementCoordinates(MarionetteException):
    status = "invalid element coordinates"


class InvalidSelectorException(MarionetteException):
    status = "invalid selector"


class MoveTargetOutOfBoundsException(MarionetteException):
    status = "move target out of bounds"


class SessionNotCreatedException(MarionetteException):
    status = "session not created"


class UnexpectedAlertOpen(MarionetteException):
    status = "unexpected alert open"


class UnknownCommandException(MarionetteException):
    status = "unknown command"


class UnknownException(MarionetteException):
    status = "unknown error"


class UnsupportedOperationException(MarionetteException):
    status = "unsupported operation"


class UnresponsiveInstanceException(Exception):
    pass


es_ = [
    e
    for e in locals().values()
    if type(e) is type and issubclass(e, MarionetteException)
]
by_string = {e.status: e for e in es_}


def lookup(identifier):
    """Finds error exception class by associated Selenium JSON wire
    protocol number code, or W3C WebDriver protocol string.

    """
    return by_string.get(identifier, MarionetteException)