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wire.py
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wire.py
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# Copyright 2008-2010 WebDriver committers
# Copyright 2008-2010 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Script for generating the wire protocol wiki documentation.
This script is probably overkill, but it ensures commands are documented with
consistent formatting.
Usage:
python trunk/wire.py --help
"""
import logging
import optparse
import os
import re
import sys
DEFAULT_WIKI_PATH = os.path.join('..', 'wiki', 'JsonWireProtocol.wiki')
class Resource(object):
def __init__(self, path):
self.path = path
self.methods = []
def __getattribute__(self, attr):
try:
return super(Resource, self).__getattribute__(attr)
except AttributeError, e:
if self.methods:
return self.methods[len(self.methods) - 1].__getattribute__(attr)
raise e
def Post(self, summary):
return self.AddMethod(Method(self, 'POST', summary))
def Get(self, summary):
return self.AddMethod(Method(self, 'GET', summary))
def Delete(self, summary):
return self.AddMethod(Method(self, 'DELETE', summary))
def AddMethod(self, method):
self.methods.append(method)
return self
def ToWikiString(self):
str = '=== %s ===\n' % self.path
for method in self.methods:
str = '%s%s' % (str, method.ToWikiString(self.path))
return str
def ToWikiTableString(self):
return ''.join(m.ToWikiTableString() for m in self.methods)
class SessionResource(Resource):
def AddMethod(self, method):
return (Resource.AddMethod(self, method).
AddUrlParameter(':sessionId',
'ID of the session to route the command to.'))
class ElementResource(SessionResource):
def AddMethod(self, method):
return (SessionResource.AddMethod(self, method).
AddUrlParameter(':id',
'ID of the element to route the command to.').
AddError('StaleElementReference',
'If the element referenced by `:id` is no longer attached '
'to the page\'s DOM.'))
def RequiresVisibility(self):
return self.AddError('ElementNotVisible',
'If the referenced element is not visible on the page '
'(either is hidden by CSS, has 0-width, or has 0-height)')
def RequiresEnabledState(self):
return self.AddError('InvalidElementState',
'If the referenced element is disabled.')
class Method(object):
def __init__(self, parent, method, summary):
self.parent = parent
self.method = method
self.summary = summary
self.url_parameters = []
self.json_parameters = []
self.return_type = None
self.errors = {}
def AddUrlParameter(self, name, description):
self.url_parameters.append({
'name': name,
'desc': description})
return self.parent
def AddJsonParameter(self, name, type, description):
self.json_parameters.append({
'name': name,
'type': type,
'desc': description})
return self.parent
def AddError(self, type, summary):
self.errors[type] = {'type': type, 'summary': summary}
return self.parent
def SetReturnType(self, type, description):
self.return_type = {
'type': type,
'desc': description}
return self.parent
def _GetUrlParametersWikiString(self):
if not self.url_parameters:
return ''
return '''
<dd>
<dl>
<dt>*URL Parameters:*</dt>
%s
</dl>
</dd>''' % '\n'.join('<dd>`%s` - %s</dd>' %
(param['name'], param['desc'])
for param in self.url_parameters)
def _GetJsonParametersWikiString(self):
if not self.json_parameters:
return ''
return '''
<dd>
<dl>
<dt>*JSON Parameters:*</dt>
%s
</dl>
</dd>''' % '\n'.join('<dd>`%s` - `%s` %s</dd>' %
(param['name'], param['type'], param['desc'])
for param in self.json_parameters)
def _GetReturnTypeWikiString(self):
if not self.return_type:
return ''
type = ''
if self.return_type['type']:
type = '`%s` ' % self.return_type['type']
return '''
<dd>
<dl>
<dt>*Returns:*</dt>
<dd>%s%s</dd>
</dl>
</dd>''' % (type, self.return_type['desc'])
def _GetErrorWikiString(self):
if not self.errors.values():
return ''
return '''
<dd>
<dl>
<dt>*Potential Errors:*</dt>
%s
</dl>
</dd>''' % '\n'.join('<dd>`%s` - %s</dd>' %
(error['type'], error['summary'])
for error in self.errors.values())
def ToWikiString(self, path):
return '''
<dl>
<dd>
==== %s %s ====
</dd>
<dd>
<dl>
<dd>%s</dd>%s%s%s%s
</dl>
</dd>
</dl>
''' % (self.method, path, self.summary,
self._GetUrlParametersWikiString(),
self._GetJsonParametersWikiString(),
self._GetReturnTypeWikiString(),
self._GetErrorWikiString())
def ToWikiTableString(self):
return '|| %s || [#%s_%s %s] || %s ||\n' % (
self.method, self.method, self.parent.path, self.parent.path,
self.summary[:self.summary.find('.') + 1].replace('\n', '').strip())
class ErrorCode(object):
def __init__(self, code, summary, detail):
self.code = code
self.summary = summary
self.detail = detail
def ToWikiTableString(self):
return '|| %d || `%s` || %s ||' % (self.code, self.summary, self.detail)
class AbstractErrorCodeGatherer(object):
def __init__(self, name, path_to_error_codes, regex):
self.name = name
self.path_to_error_codes = path_to_error_codes
self.regex = regex
def __str__(self):
return self.name
def get_error_codes(self):
error_codes = {}
error_codes_file = open(self.path_to_error_codes, 'r')
try:
for line in error_codes_file:
match = self.regex.match(line)
if match is not None:
name, code = self.extract_from_match(match)
error_codes[code] = name
finally:
error_codes_file.close()
return error_codes
def extract_from_match(self, match):
raise NotImplementedError
class JavaErrorCodeGatherer(AbstractErrorCodeGatherer):
def __init__(self, path_to_error_codes):
super(JavaErrorCodeGatherer, self).__init__( \
'Java',
path_to_error_codes, \
re.compile('^\s*public static final int ([A-Z_]+) = (\d+);$'))
def extract_from_match(self, match):
return match.group(1), int(match.group(2))
class JavascriptErrorCodeGatherer(AbstractErrorCodeGatherer):
def __init__(self, path_to_error_codes, name):
super(JavascriptErrorCodeGatherer, self).__init__( \
name,
path_to_error_codes, \
re.compile('^\s*([A-Z_]+): (\d+)'))
def extract_from_match(self, match):
return match.group(1), int(match.group(2))
class RubyErrorCodeGatherer(AbstractErrorCodeGatherer):
def __init__(self, path_to_error_codes):
super(RubyErrorCodeGatherer, self).__init__( \
'Ruby',
path_to_error_codes, \
re.compile('^\s*(([A-Z][a-z]*)+),?\s*# (\d+)$'))
def extract_from_match(self, match):
return match.group(1), int(match.group(len(match.groups())))
class PythonErrorCodeGatherer(AbstractErrorCodeGatherer):
def __init__(self, path_to_error_codes):
super(PythonErrorCodeGatherer, self).__init__( \
'Python',
path_to_error_codes, \
re.compile('^\s*([A-Z_]+) = (\d+)$'))
def extract_from_match(self, match):
return match.group(1), int(match.group(2))
class CErrorCodeGatherer(AbstractErrorCodeGatherer):
def __init__(self, path_to_error_codes):
super(CErrorCodeGatherer, self).__init__( \
'C',
path_to_error_codes, \
re.compile('^#define ([A-Z]+)\s+(\d+)$'))
def extract_from_match(self, match):
return match.group(1), int(match.group(2))
class CSharpErrorCodeGatherer(AbstractErrorCodeGatherer):
def __init__(self, path_to_error_codes):
super(CSharpErrorCodeGatherer, self).__init__( \
'C#',
path_to_error_codes, \
re.compile('^\s*(([A-Z][a-z]*)+) = (\d+)'))
def extract_from_match(self, match):
return match.group(1), int(match.group(len(match.groups())))
class ErrorCodeChecker(object):
def __init__(self):
self.gatherers = []
self.inconsistencies = {}
def using(self, gatherer):
self.gatherers.append(gatherer)
return self
def check_error_codes_are_consistent(self, json_error_codes):
logging.info('Checking error codes are consistent across languages and \
browsers')
num_missing = 0
for gatherer in self.gatherers:
if not os.path.exists(gatherer.path_to_error_codes):
logging.warn(' Unable to locate error codes for %s (//%s)',
gatherer, gatherer.path_to_error_codes)
num_missing += 1
else:
self.compare(gatherer, json_error_codes)
if not num_missing and not self.inconsistencies:
logging.info('All error codes are consistent')
return False
for code,(present,missing) in self.inconsistencies.items():
logging.error('Error code %d was present in %s but not %s',
code, present, missing)
return True
def add_inconsistency(self, code, present_in, missing_from):
if self.inconsistencies.has_key(code):
already_present, already_missing = self.inconsistencies[code]
already_present.add(present_in)
already_missing.add(missing_from)
else:
self.inconsistencies[code] = (set([present_in]), set([missing_from]))
def compare(self, gatherer, raw_json_error_codes):
logging.info('Checking %s (%s)' % (gatherer, gatherer.path_to_error_codes))
gathered_error_codes = gatherer.get_error_codes()
json_error_codes = map(lambda code: code.code, raw_json_error_codes)
for json_error_code in json_error_codes:
if not gathered_error_codes.has_key(json_error_code):
self.add_inconsistency(json_error_code, 'JSON', str(gatherer))
for gathered_code,_ in gathered_error_codes.items():
if not gathered_code in json_error_codes:
self.add_inconsistency(gathered_code, str(gatherer), 'JSON')
def GetDefaultWikiPath():
dirname = os.path.dirname(__file__)
if not dirname:
return DEFAULT_WIKI_PATH
return os.path.join('.', dirname, DEFAULT_WIKI_PATH)
def ChangeToTrunk():
dirname = os.path.dirname(__file__)
if dirname:
logging.info('Changing to %s', os.path.abspath(dirname))
os.chdir(dirname)
def main():
logging.basicConfig(format='[ %(filename)s ] %(message)s',
level=logging.INFO)
default_path = GetDefaultWikiPath()
parser = optparse.OptionParser('Usage: %prog [options]')
parser.add_option('-c', '--check_error_codes', dest='check_errors',
default=False,
help='Whether to abort if error codes are inconsistent.')
parser.add_option('-w', '--wiki', dest='wiki', metavar='FILE',
default=default_path,
help='Which file to write to. Defaults to %default')
(options, args) = parser.parse_args()
wiki_path = options.wiki
if wiki_path is not default_path:
wiki_path = os.path.abspath(wiki_path)
if not os.path.exists(wiki_path):
logging.error('Unable to locate wiki file: %s', wiki_path)
parser.print_help()
sys.exit(2)
wiki_path = os.path.abspath(wiki_path)
ChangeToTrunk()
error_codes = [
ErrorCode(0, 'Success', 'The command executed successfully.'),
# ErrorCode(1, 'IndexOutOfBounds', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
# ErrorCode(2, 'NoCollection', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
# ErrorCode(3, 'NoString', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
# ErrorCode(4, 'NoStringLength', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
# ErrorCode(5, 'NoStringWrapper', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
# ErrorCode(6, 'NoSuchDriver', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
ErrorCode(7, 'NoSuchElement', 'An element could not be located on the \
page using the given search parameters.'),
ErrorCode(8, 'NoSuchFrame', 'A request to switch to a frame could not be \
satisfied because the frame could not be found.'),
ErrorCode(9, 'UnknownCommand', 'The requested resource could not be \
found, or a request was received using an HTTP method that is not supported \
by the mapped resource.'),
ErrorCode(10, 'StaleElementReference', 'An element command failed \
because the referenced element is no longer attached to the DOM.'),
ErrorCode(11, 'ElementNotVisible', 'An element command could not \
be completed because the element is not visible on the page.'),
ErrorCode(12, 'InvalidElementState', 'An element command could not be \
completed because the element is in an invalid state (e.g. attempting to \
click a disabled element).'),
ErrorCode(13, 'UnknownError', 'An unknown server-side error occurred \
while processing the command.'),
# ErrorCode(14, 'ExpectedError', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
ErrorCode(15, 'ElementIsNotSelectable', 'An attempt was made to select \
an element that cannot be selected.'),
# ErrorCode(16, 'NoSuchDocument', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
ErrorCode(17, 'JavaScriptError', 'An error occurred while executing user \
supplied !JavaScript.'),
# ErrorCode(18, 'NoScriptResult', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
ErrorCode(19, 'XPathLookupError', 'An error occurred while searching for \
an element by XPath.'),
# ErrorCode(20, 'NoSuchCollection', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
ErrorCode(21, 'Timeout', 'An operation did not complete before its \
timeout expired.'),
# ErrorCode(22, 'NullPointer', 'This is probably an unused \
#implementation detail of an old version of the IEDriver.'),
ErrorCode(23, 'NoSuchWindow', 'A request to switch to a different window \
could not be satisfied because the window could not be found.'),
ErrorCode(24, 'InvalidCookieDomain', 'An illegal attempt was made to set \
a cookie under a different domain than the current page.'),
ErrorCode(25, 'UnableToSetCookie', 'A request to set a cookie\'s value \
could not be satisfied.'),
ErrorCode(26, 'UnexpectedAlertOpen', 'A modal dialog was open, blocking \
this operation'),
ErrorCode(27, 'NoAlertOpenError', 'An attempt was made to operate on a \
modal dialog when one was not open.'),
ErrorCode(28, 'ScriptTimeout', 'A script did not complete before its \
timeout expired.'),
ErrorCode(29, 'InvalidElementCoordinates', 'The coordinates provided to \
an interactions operation are invalid.'),
ErrorCode(30, 'IMENotAvailable', 'IME was not available.'),
ErrorCode(31, 'IMEEngineActivationFailed', 'An IME engine could not be \
started.'),
ErrorCode(32, 'InvalidSelector', 'Argument was an invalid selector \
(e.g. XPath/CSS).')
]
error_checker = ErrorCodeChecker() \
.using(JavaErrorCodeGatherer('java/client/src/org/openqa/selenium/remote/ErrorCodes.java')) \
.using(JavascriptErrorCodeGatherer('javascript/atoms/error.js', 'Javascript atoms')) \
.using(JavascriptErrorCodeGatherer('javascript/firefox-driver/js/errorcode.js', 'Javascript firefox driver')) \
.using(RubyErrorCodeGatherer('rb/lib/selenium/webdriver/common/error.rb')) \
.using(PythonErrorCodeGatherer('py/selenium/webdriver/remote/errorhandler.py')) \
.using(CErrorCodeGatherer('cpp/webdriver-interactions/errorcodes.h')) \
.using(CSharpErrorCodeGatherer('dotnet/src/WebDriver/WebDriverResult.cs'))
if (not error_checker.check_error_codes_are_consistent(error_codes)
and options.check_errors):
sys.exit(1)
resources = []
resources.append(Resource('/status').
Get('''
Query the server\'s current status. The server should respond with a general \
"HTTP 200 OK" response if it is alive and accepting commands. The response \
body should be a JSON object describing the state of the server. All server \
implementations should return two basic objects describing the server's \
current platform and when the server was built. All fields are optional; \
if omitted, the client should assume the value is uknown. Furthermore, \
server implementations may include additional fields not listed here.
|| *Key* || *Type* || *Description* ||
|| build || object || ||
|| build.version || string || A generic release label (i.e. "2.0rc3") ||
|| build.revision || string || The revision of the local source control client \
from which the server was built ||
|| build.time || string || A timestamp from when the server was built. ||
|| os || object || ||
|| os.arch || string || The current system architecture. ||
|| os.name || string || The name of the operating system the server is \
currently running on: "windows", "linux", etc. ||
|| os.version || string || The operating system version. ||
''').
SetReturnType('{object}',
'An object describing the general status of the server.'))
resources.append(
Resource('/session').
Post('''
Create a new session. The server should attempt to create a session that most \
closely matches the desired capabilities.''').
AddJsonParameter('desiredCapabilities',
'{object}',
'An object describing the session\'s '
'[#Desired_Capabilities desired capabilities].').
SetReturnType(None,
'A `303 See Other` redirect to `/session/:sessionId`, where'
' `:sessionId` is the ID of the newly created session.'))
resources.append(
Resource('/sessions').
Get('''
Returns a list of the currently active sessions. Each session will be \
returned as a list of JSON objects with the following keys:
|| *Key* || *Type* || *Description ||
|| id || string || The session ID. ||
|| capabilities || object || An object describing the session's \
[#Actual_Capabilities capabilities]. ||
''').
SetReturnType('{Array.<Object>}',
'A list of the currently active sessions.'))
resources.append(
SessionResource('/session/:sessionId').
Get('Retrieve the capabilities of the specified session.').
SetReturnType('{object}',
'An object describing the session\'s '
'[#Actual_Capabilities capabilities].').
Delete('Delete the session.'))
resources.append(
SessionResource('/session/:sessionId/timeouts').
Post('''
Configure the amount of time that a particular type of operation can execute \
for before they are aborted and a |Timeout| error is returned to the \
client.''').
AddJsonParameter('type', '{string}',
'The type of operation to set the timeout for. Valid \
values are: "script" for script timeouts, "implicit" for modifying the \
implicit wait timeout and "page load" for setting a page load timeout.').
AddJsonParameter('ms', '{number}',
'The amount of time, in milliseconds, that time-limited'
' commands are permitted to run.'))
resources.append(
SessionResource('/session/:sessionId/timeouts/async_script').
Post('''Set the amount of time, in milliseconds, that asynchronous \
scripts executed by `/session/:sessionId/execute_async` are permitted to run \
before they are aborted and a |Timeout| error is returned to the client.''').
AddJsonParameter('ms', '{number}',
'The amount of time, in milliseconds, that time-limited'
' commands are permitted to run.'))
resources.append(
SessionResource('/session/:sessionId/timeouts/implicit_wait').
Post('''Set the amount of time the driver should wait when searching for \
elements. When
searching for a single element, the driver should poll the page until an \
element is found or
the timeout expires, whichever occurs first. When searching for multiple \
elements, the driver
should poll the page until at least one element is found or the timeout \
expires, at which point
it should return an empty list.
If this command is never sent, the driver should default to an implicit wait of\
0ms.''').
AddJsonParameter('ms', '{number}',
'The amount of time to wait, in milliseconds. This value'
' has a lower bound of 0.'))
resources.append(
SessionResource('/session/:sessionId/window_handle').
Get('Retrieve the current window handle.').
SetReturnType('{string}', 'The current window handle.'))
resources.append(
SessionResource('/session/:sessionId/window_handles').
Get('Retrieve the list of all window handles available to the session.').
SetReturnType('{Array.<string>}', 'A list of window handles.'))
resources.append(
SessionResource('/session/:sessionId/url').
Get('Retrieve the URL of the current page.').
SetReturnType('{string}', 'The current URL.').
Post('Navigate to a new URL.').
AddJsonParameter('url', '{string}', 'The URL to navigate to.'))
resources.append(
SessionResource('/session/:sessionId/forward').
Post('Navigate forwards in the browser history, if possible.'))
resources.append(
SessionResource('/session/:sessionId/back').
Post('Navigate backwards in the browser history, if possible.'))
resources.append(
SessionResource('/session/:sessionId/refresh').
Post('Refresh the current page.'))
resources.append(
SessionResource('/session/:sessionId/execute').
Post('''
Inject a snippet of !JavaScript into the page for execution in the context of \
the currently selected frame. The executed script is assumed to be \
synchronous and the result of evaluating the script is returned to the client.
The `script` argument defines the script to execute in the form of a \
function body. The value returned by that function will be returned to the \
client. The function will be invoked with the provided `args` array and the \
values may be accessed via the `arguments` object in the order specified.
Arguments may be any JSON-primitive, array, or JSON object. JSON objects that \
define a [#WebElement_JSON_Object WebElement reference] will be converted to \
the corresponding DOM element. Likewise, any !WebElements in the script result \
will be returned to the client as [#WebElement_JSON_Object WebElement \
JSON objects].''').
AddJsonParameter('script', '{string}', 'The script to execute.').
AddJsonParameter('args', '{Array.<*>}', 'The script arguments.').
AddError('JavaScriptError', 'If the script throws an Error.').
AddError('StaleElementReference',
'If one of the script arguments is a !WebElement that is not '
'attached to the page\'s DOM.').
SetReturnType('{*}', 'The script result.'))
resources.append(
SessionResource('/session/:sessionId/execute_async').
Post('''
Inject a snippet of !JavaScript into the page for execution in the context of \
the currently selected frame. The executed script is assumed to be \
asynchronous and must signal that is done by invoking the provided callback, \
which is always provided as the final argument to the function. The value \
to this callback will be returned to the client.
Asynchronous script commands may not span page loads. If an `unload` event is \
fired while waiting for a script result, an error should be returned to the \
client.
The `script` argument defines the script to execute in teh form of a function \
body. The function will be invoked with the provided `args` array and the \
values may be accessed via the `arguments` object in the order specified. The \
final argument will always be a callback function that must be invoked to \
signal that the script has finished.
Arguments may be any JSON-primitive, array, or JSON object. JSON objects that \
define a [#WebElement_JSON_Object WebElement reference] will be converted to \
the corresponding DOM element. Likewise, any !WebElements in the script result \
will be returned to the client as [#WebElement_JSON_Object WebElement \
JSON objects].''').
AddJsonParameter('script', '{string}', 'The script to execute.').
AddJsonParameter('args', '{Array.<*>}', 'The script arguments.').
AddError('JavaScriptError',
'If the script throws an Error or if an `unload` event is '
'fired while waiting for the script to finish.').
AddError('StaleElementReference',
'If one of the script arguments is a !WebElement that is not '
'attached to the page\'s DOM.').
AddError('Timeout',
'If the script callback is not invoked before the timout '
'expires. Timeouts are controlled by the '
'`/session/:sessionId/timeout/async_script` command.').
SetReturnType('{*}', 'The script result.'))
resources.append(
SessionResource('/session/:sessionId/screenshot').
Get('Take a screenshot of the current page.').
SetReturnType('{string}', 'The screenshot as a base64 encoded PNG.'))
resources.append(
SessionResource('/session/:sessionId/ime/available_engines').
Get('List all available engines on the machine. To use an engine, it has to be present in this list.').
AddError('ImeNotAvailableException', 'If the host does not support IME').
SetReturnType('{Array.<string>}', 'A list of available engines'))
resources.append(
SessionResource('/session/:sessionId/ime/active_engine').
Get('Get the name of the active IME engine. The name string is platform specific.').
AddError('ImeNotAvailableException', 'If the host does not support IME').
SetReturnType('{string}', 'The name of the active IME engine.'))
resources.append(
SessionResource('/session/:sessionId/ime/activated').
Get('Indicates whether IME input is active at the moment (not if it\'s available.').
AddError('ImeNotAvailableException', 'If the host does not support IME').
SetReturnType('{boolean}',
'true if IME input is available and currently active, false otherwise'))
resources.append(
SessionResource('/session/:sessionId/ime/deactivate').
Post('De-activates the currently-active IME engine.').
AddError('ImeNotAvailableException', 'If the host does not support IME'))
resources.append(
SessionResource('/session/:sessionId/ime/activate').
Post('''Make an engines that is available (appears on the list
returned by getAvailableEngines) active. After this call, the engine will
be added to the list of engines loaded in the IME daemon and the input sent
using sendKeys will be converted by the active engine.
Note that this is a platform-independent method of activating IME
(the platform-specific way being using keyboard shortcuts''').
AddJsonParameter('engine', '{string}',
'Name of the engine to activate.').
AddError('ImeActivationFailedException',
'If the engine is not available or if the activation fails for other reasons.').
AddError('ImeNotAvailableException', 'If the host does not support IME'))
resources.append(
SessionResource('/session/:sessionId/frame').
Post('''Change focus to another frame on the page. If the frame ID is \
`null`, the server
should switch to the page's default content.''').
AddJsonParameter('id', '{string|number|null}',
'Identifier for the frame to change focus to.').
AddError('NoSuchFrame', 'If the frame specified by `id` cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/window').
Post('''Change focus to another window. The window to change focus to \
may be specified by its
server assigned window handle, or by the value of its `name` attribute.''').
AddJsonParameter('name', '{string}', 'The window to change focus to.').
Delete('''Close the current window.''').
AddError('NoSuchWindow', 'If the window specified by `name` cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/window/:windowHandle/size').
Post('''Change the size of the specified window. If the :windowHandle URL \
parameter is "current", the currently active window will be resized.''').
AddJsonParameter('width', '{number}', 'The new window width.').
AddJsonParameter('height', '{number}', 'The new window height.').
Get('''Get the size of the specified window. If the :windowHandle URL \
parameter is "current", the size of the currently active window will be returned.''').
SetReturnType('{width: number, height: number}', 'The size of the window.').
AddError('NoSuchWindow', 'If the specified window cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/window/:windowHandle/position').
Post('''Change the position of the specified window. If the :windowHandle URL \
parameter is "current", the currently active window will be moved.''').
AddJsonParameter('x', '{number}', 'The X coordinate to position the window at, \
relative to the upper left corner of the screen.').
AddJsonParameter('y', '{number}', 'The Y coordinate to position the window at, \
relative to the upper left corner of the screen.').
Get('''Get the position of the specified window. If the :windowHandle URL \
parameter is "current", the position of the currently active window will be returned.''').
SetReturnType('{x: number, y: number}', 'The X and Y coordinates for the window, \
relative to the upper left corner of the screen.').
AddError('NoSuchWindow', 'If the specified window cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/window/:windowHandle/maximize').
Post('''Maximize the currently selected window if not already maximized.''').
AddError('NoSuchWindow', 'If the specified window cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/window/:windowHandle/restore').
Post('''Restore currently selected window if maximized.''').
AddError('NoSuchWindow', 'If the specified window cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/cookie').
Get('Retrieve all cookies visible to the current page.').
SetReturnType('{Array.<object>}', 'A list of [#Cookie_JSON_Object cookies].').
Post('''Set a cookie. If the [#Cookie_JSON_Object cookie] path is not \
specified, it should be set to `"/"`. Likewise, if the domain is omitted, it \
should default to the current page's domain.''').
AddJsonParameter('cookie', '{object}',
'A [#Cookie_JSON_Object JSON object] defining the '
'cookie to add.').
Delete('''Delete all cookies visible to the current page.''').
AddError('InvalidCookieDomain',
'If the cookie\'s `domain` is not visible from the current page.').
AddError('UnableToSetCookie',
'If attempting to set a cookie on a page that does not support '
'cookies (e.g. pages with mime-type `text/plain`).'))
resources.append(
SessionResource('/session/:sessionId/cookie/:name').
Delete('''Delete the cookie with the given name. This command should be \
a no-op if there is no
such cookie visible to the current page.''').
AddUrlParameter(':name', 'The name of the cookie to delete.'))
resources.append(
SessionResource('/session/:sessionId/source').
Get('Get the current page source.').
SetReturnType('{string}', 'The current page source.'))
resources.append(
SessionResource('/session/:sessionId/title').
Get('Get the current page title.').
SetReturnType('{string}', 'The current page title.'))
resources.append(
SessionResource('/session/:sessionId/element').
Post('''Search for an element on the page, starting from the document \
root. The located element will be returned as a WebElement JSON object. \
The table below lists the locator strategies that each server should support. \
Each locator must return the first matching element located in the DOM.
|| *Strategy* || *Description* ||
|| class name || Returns an element whose class name contains the search \
value; compound class names are not permitted. ||
|| css selector || Returns an element matching a CSS selector. ||
|| id || Returns an element whose ID attribute matches the search value. ||
|| name || Returns an element whose NAME attribute matches the search value. ||
|| link text || Returns an anchor element whose visible text matches the \
search value. ||
|| partial link text || Returns an anchor element whose visible text \
partially matches the search value. ||
|| tag name || Returns an element whose tag name matches the search value. ||
|| xpath || Returns an element matching an XPath expression. ||
''').
AddJsonParameter('using', '{string}', 'The locator strategy to use.').
AddJsonParameter('value', '{string}', 'The The search target.').
SetReturnType('{ELEMENT:string}',
'A WebElement JSON object for the located element.').
AddError('XPathLookupError', 'If using XPath and the input expression is invalid.').
AddError('NoSuchElement', 'If the element cannot be found.'))
resources.append(
SessionResource('/session/:sessionId/elements').
Post('''Search for multiple elements on the page, starting from the \
document root. The located elements will be returned as a WebElement JSON \
objects. The table below lists the locator strategies that each server should \
support. Elements should be returned in the order located in the DOM.
|| *Strategy* || *Description* ||
|| class name || Returns all elements whose class name contains the search \
value; compound class names are not permitted. ||
|| css selector || Returns all elements matching a CSS selector. ||
|| id || Returns all elements whose ID attribute matches the search value. ||
|| name || Returns all elements whose NAME attribute matches the search value. ||
|| link text || Returns all anchor elements whose visible text matches the \
search value. ||
|| partial link text || Returns all anchor elements whose visible text \
partially matches the search value. ||
|| tag name || Returns all elements whose tag name matches the search value. ||
|| xpath || Returns all elements matching an XPath expression. ||
''').
AddJsonParameter('using', '{string}', 'The locator strategy to use.').
AddJsonParameter('value', '{string}', 'The The search target.').
SetReturnType('{Array.<{ELEMENT:string}>}',
'A list of WebElement JSON objects for the located elements.').
AddError('XPathLookupError', 'If using XPath and the input expression is invalid.'))
resources.append(
SessionResource('/session/:sessionId/element/active').
Post('Get the element on the page that currently has focus. The element will be returned as '
'a WebElement JSON object.').
SetReturnType('{ELEMENT:string}', 'A WebElement JSON object for the active element.'))
resources.append(
ElementResource('/session/:sessionId/element/:id').
Get('''Describe the identified element.
*Note:* This command is reserved for future use; its return type is currently \
undefined.'''))
resources.append(
ElementResource('/session/:sessionId/element/:id/element').
Post('''Search for an element on the page, starting from the identified \
element. The located element will be returned as a WebElement JSON object. \
The table below lists the locator strategies that each server should support. \
Each locator must return the first matching element located in the DOM.
|| *Strategy* || *Description* ||
|| class name || Returns an element whose class name contains the search \
value; compound class names are not permitted. ||
|| css selector || Returns an element matching a CSS selector. ||
|| id || Returns an element whose ID attribute matches the search value. ||
|| name || Returns an element whose NAME attribute matches the search value. ||
|| link text || Returns an anchor element whose visible text matches the \
search value. ||
|| partial link text || Returns an anchor element whose visible text \
partially matches the search value. ||
|| tag name || Returns an element whose tag name matches the search value. ||
|| xpath || Returns an element matching an XPath expression. The provided \
XPath expression must be applied to the server "as is"; if the expression is \
not relative to the element root, the server should not modify it. \
Consequently, an XPath query may return elements not contained in the root \
element's subtree. ||
''').
AddJsonParameter('using', '{string}', 'The locator strategy to use.').
AddJsonParameter('value', '{string}', 'The The search target.').
SetReturnType('{ELEMENT:string}',
'A WebElement JSON object for the located element.').
AddError('NoSuchElement', 'If the element cannot be found.').
AddError('XPathLookupError', 'If using XPath and the input expression is invalid.'))
resources.append(
ElementResource('/session/:sessionId/element/:id/elements').
Post('''Search for multiple elements on the page, starting from the \
identified element. The located elements will be returned as a WebElement \
JSON objects. The table below lists the locator strategies that each server \
should support. Elements should be returned in the order located in the DOM.
|| *Strategy* || *Description* ||
|| class name || Returns all elements whose class name contains the search \
value; compound class names are not permitted. ||
|| css selector || Returns all elements matching a CSS selector. ||
|| id || Returns all elements whose ID attribute matches the search value. ||
|| name || Returns all elements whose NAME attribute matches the search value. ||
|| link text || Returns all anchor elements whose visible text matches the \
search value. ||
|| partial link text || Returns all anchor elements whose visible text \
partially matches the search value. ||
|| tag name || Returns all elements whose tag name matches the search value. ||
|| xpath || Returns all elements matching an XPath expression. The provided \
XPath expression must be applied to the server "as is"; if the expression is \
not relative to the element root, the server should not modify it. \
Consequently, an XPath query may return elements not contained in the root \
element's subtree. ||
''').
AddJsonParameter('using', '{string}', 'The locator strategy to use.').
AddJsonParameter('value', '{string}', 'The The search target.').
SetReturnType('{Array.<{ELEMENT:string}>}',
'A list of WebElement JSON objects for the located elements.').
AddError('XPathLookupError', 'If using XPath and the input expression is invalid.'))
resources.append(
ElementResource('/session/:sessionId/element/:id/click').
Post('Click on an element.').
RequiresVisibility())
resources.append(
ElementResource('/session/:sessionId/element/:id/submit').
Post('Submit a `FORM` element. The submit command may also be applied to any element that is '
'a descendant of a `FORM` element.'))
resources.append(
ElementResource('/session/:sessionId/element/:id/text').
Get('Returns the visible text for the element.'))
resources.append(
ElementResource('/session/:sessionId/element/:id/value').
Post('''Send a sequence of key strokes to an element.
Any UTF-8 character may be specified, however, if the server does not support \
native key events, it should simulate key strokes for a standard US keyboard \
layout. The Unicode [http://unicode.org/faq/casemap_charprop.html#8 Private Use\
Area] code points, 0xE000-0xF8FF, are used to represent pressable, non-text \
keys (see table below).
<table cellspacing=5 cellpadding=5>
<tbody><tr><td valign=top>
|| *Key* || *Code* ||
|| NULL || U+E000 ||
|| Cancel || U+E001 ||
|| Help || U+E002 ||
|| Back space || U+E003 ||
|| Tab || U+E004 ||
|| Clear || U+E005 ||
|| Return^1^ || U+E006 ||
|| Enter^1^ || U+E007 ||
|| Shift || U+E008 ||
|| Control || U+E009 ||
|| Alt || U+E00A ||
|| Pause || U+E00B ||
|| Escape || U+E00C ||
</td><td valign=top>
|| *Key* || *Code* ||
|| Space || U+E00D ||
|| Pageup || U+E00E ||
|| Pagedown || U+E00F ||
|| End || U+E010 ||
|| Home || U+E011 ||
|| Left arrow || U+E012 ||
|| Up arrow || U+E013 ||
|| Right arrow || U+E014 ||
|| Down arrow || U+E015 ||
|| Insert || U+E016 ||
|| Delete || U+E017 ||
|| Semicolon || U+E018 ||
|| Equals || U+E019 ||
</td><td valign=top>