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commands.js
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var fs = require("fs"),
url = require('url'),
path = require('path'),
tmp = require('./tmp'),
_ = require("lodash"),
async = require('async'),
__slice = Array.prototype.slice,
config = require('./config'),
callbacks = require("./callbacks"),
callbackWithData = callbacks.callbackWithData,
simpleCallback = callbacks.simpleCallback,
elementCallback = callbacks.elementCallback,
elementsCallback = callbacks.elementsCallback,
elementOrElementsCallback = callbacks.elementOrElementsCallback,
utils = require("./utils"),
findCallback = utils.findCallback,
codeToString = utils.codeToString,
deprecator = utils.deprecator,
asserters = require("./asserters"),
Asserter = asserters.Asserter,
safeExecuteJsScript = require('../build/safe-execute'),
safeExecuteAsyncJsScript = require('../build/safe-execute-async'),
_waitForConditionInBrowserJsScript = require('../build/wait-for-cond-in-browser');
var commands = {};
/**
* init(desired, cb) -> cb(err, sessionID, capabilities)
* Initialize the browser. capabilities return may be
* absent, depending on driver.
*
* @jsonWire POST /session
*/
commands.init = function() {
var args = __slice.call(arguments, 0);
this._init.apply(this, args);
};
/**
* status(cb) -> cb(err, status)
*
* @jsonWire GET /status
*/
commands.status = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, absPath: 'status'
, cb: callbackWithData(cb, this)
});
};
/**
* sessions(cb) -> cb(err, sessions)
*
* @jsonWire GET /sessions
*/
commands.sessions = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, absPath: 'sessions'
, cb: callbackWithData(cb, this)
});
};
/**
* Retrieves the current session id.
* getSessionId(cb) -> cb(err, sessionId)
* getSessionId()
*/
commands.getSessionId = function() {
var cb = findCallback(arguments);
if(cb) { cb(null, this.sessionID); }
return this.sessionID;
};
commands.getSessionID = commands.getSessionId;
/**
* execute(code, args, cb) -> cb(err, result)
* execute(code, cb) -> cb(err, result)
* args: script argument array (optional)
*
* @jsonWire POST /session/:sessionId/execute
* @docOrder 1
*/
commands.execute = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
code = fargs.all[0],
args = fargs.all[1] || [];
code = codeToString(code);
this._jsonWireCall({
method: 'POST'
, relPath: '/execute'
, cb: callbackWithData(cb, this)
, data: {script: code, args: args}
});
};
/**
* Safely execute script within an eval block, always returning:
* safeExecute(code, args, cb) -> cb(err, result)
* safeExecute(code, cb) -> cb(err, result)
* args: script argument array (optional)
*
* @jsonWire POST /session/:sessionId/execute
* @docOrder 2
*/
commands.safeExecute = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
code = fargs.all[0],
args = fargs.all[1] || [];
code = codeToString(code);
this._jsonWireCall({
method: 'POST'
, relPath: '/execute'
, cb: callbackWithData(cb, this)
, data: {script: safeExecuteJsScript, args: [code, args]}
});
};
/**
* Evaluate expression (using execute):
* eval(code, cb) -> cb(err, value)
*
* @jsonWire POST /session/:sessionId/execute
*/
(function() {
commands.eval = function(code) {
var cb = findCallback(arguments);
code = codeToString(code);
code = "return " + code + ";";
commands.execute.apply(this, [code, function(err, res) {
if(err) {return cb(err);}
cb(null, res);
}]);
};
})();
/**
* Safely evaluate expression, always returning (using safeExecute):
* safeEval(code, cb) -> cb(err, value)
*
* @jsonWire POST /session/:sessionId/execute
*/
commands.safeEval = function(code) {
var cb = findCallback(arguments);
code = codeToString(code);
commands.safeExecute.apply(this, [code, function(err, res) {
if(err) {return cb(err);}
cb(null, res);
}]);
};
/**
* executeAsync(code, args, cb) -> cb(err, result)
* executeAsync(code, cb) -> cb(err, result)
* args: script argument array (optional)
*
* @jsonWire POST /session/:sessionId/execute_async
*/
commands.executeAsync = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
code = fargs.all[0],
args = fargs.all[1] || [];
code = codeToString(code);
this._jsonWireCall({
method: 'POST'
, relPath: '/execute_async'
, cb: callbackWithData(cb, this)
, data: {script: code, args: args}
});
};
/**
* Safely execute async script within an eval block, always returning:
* safeExecuteAsync(code, args, cb) -> cb(err, result)
* safeExecuteAsync(code, cb) -> cb(err, result)
* args: script argument array (optional)
*
* @jsonWire POST /session/:sessionId/execute_async
*/
commands.safeExecuteAsync = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
code = fargs.all[0],
args = fargs.all[1] || [];
code = codeToString(code);
this._jsonWireCall({
method: 'POST'
, relPath: '/execute_async'
, cb: callbackWithData(cb, this)
, data: {script: safeExecuteAsyncJsScript , args: [code, args]}
});
};
/**
* Alternate strategy to get session capabilities from server session list:
* altSessionCapabilities(cb) -> cb(err, capabilities)
*
* @jsonWire GET /sessions
*/
commands.altSessionCapabilities = function() {
var cb = findCallback(arguments);
var _this = this;
// looking for the current session
commands.sessions.apply(this, [function(err, sessions) {
if(err) {
cb(err, sessions);
} else {
sessions = sessions.filter(function(session) {
return session.id === _this.sessionID;
});
cb(null, sessions[0]? sessions[0].capabilities : 0);
}
}]);
};
/**
* sessionCapabilities(cb) -> cb(err, capabilities)
*
* @jsonWire GET /session/:sessionId
*/
commands.sessionCapabilities = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
// default url
, cb: callbackWithData(cb, this)
});
};
/**
* Opens a new window (using Javascript window.open):
* newWindow(url, name, cb) -> cb(err)
* newWindow(url, cb) -> cb(err)
* name: optional window name
* Window can later be accessed by name with the window method,
* or by getting the last handle returned by the windowHandles method.
*/
commands.newWindow = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
url = fargs.all[0],
name = fargs.all[1];
commands.execute.apply(
this,
[ "var url=arguments[0], name=arguments[1]; window.open(url, name);",
[url,name] , cb]);
};
/**
* close(cb) -> cb(err)
*
* @jsonWire DELETE /session/:sessionId/window
*/
commands.close = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'DELETE'
, relPath: '/window'
, cb: simpleCallback(cb)
});
};
/**
* currentContext(cb) -> cb(err)
*
* @jsonWire GET /session/:sessionId/context
*/
commands.currentContext = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, relPath: '/context'
, cb: callbackWithData(cb, this)
});
};
/**
* context(contextRef, cb) -> cb(err, context)
*
* @jsonWire POST /session/:sessionId/context
*/
commands.context = function(contextRef) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/context'
, cb: simpleCallback(cb)
, data: { name: contextRef }
});
};
/**
* contexts(cb) -> cb(err, handle)
*
* @jsonWire GET /session/:sessionId/contexts
*/
commands.contexts = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, relPath: '/contexts'
, cb: callbackWithData(cb, this)
});
};
/**
* window(name, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/window
*/
commands.window = function(windowRef) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/window'
, cb: simpleCallback(cb)
, data: { name: windowRef }
});
};
/**
* frame(frameRef, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/frame
*/
commands.frame = function(frameRef) {
var cb = findCallback(arguments);
// avoid using this, Webdriver seems very buggy
// doesn't work at all with chromedriver
if(typeof(frameRef) === 'function'){
frameRef = null;
}
if(frameRef !== null && typeof(frameRef.value) !== "undefined"){
// we have an element object
frameRef = {ELEMENT: frameRef.value};
frameRef[utils.w3cElementKeyId] = frameRef.value;
}
this._jsonWireCall({
method: 'POST'
, relPath: '/frame'
, cb: simpleCallback(cb)
, data: { id: frameRef }
});
};
/**
* windowName(cb) -> cb(err, name)
*/
commands.windowName = function() {
var cb = findCallback(arguments);
commands.eval.apply(this, ["window.name", cb]);
};
/**
* windowHandle(cb) -> cb(err, handle)
*
* @jsonWire GET /session/:sessionId/window_handle
*/
commands.windowHandle = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, relPath: '/window_handle'
, cb: callbackWithData(cb, this)
});
};
/**
* windowHandles(cb) -> cb(err, arrayOfHandles)
*
* @jsonWire GET /session/:sessionId/window_handles
*/
commands.windowHandles = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, relPath: '/window_handles'
, cb: callbackWithData(cb, this)
});
};
/**
* getGeoLocation(cb) -> cb(err, geoLocationObj)
*
* @jsonWire GET /session/:sessionId/location
*/
commands.getGeoLocation = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, relPath: '/location'
, cb: callbackWithData(cb, this)
});
};
/**
* setGeoLocation(lat, lon, alt, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/location
*/
commands.setGeoLocation = function(lat, lon, alt) {
var cb = findCallback(arguments);
if(typeof(alt) === 'function'){
alt = 0;
}
this._jsonWireCall({
method: 'POST'
, relPath: '/location'
, cb: simpleCallback(cb)
, data: {location :{latitude: lat, longitude: lon, altitude: alt }}
});
};
/**
* scroll(xOffset, yOffset, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/touch/scroll
*/
commands.scroll = function(xOffset, yOffset) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/touch/scroll'
, cb: simpleCallback(cb, this)
, data: { xoffset: xOffset, yoffset: yOffset }
});
};
/**
* logTypes(cb) -> cb(err, arrayOfLogTypes)
*
* @jsonWire GET /session/:sessionId/log/types
*/
commands.logTypes = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'GET'
, relPath: '/log/types'
, cb: callbackWithData(cb, this)
});
};
/**
* log(logType, cb) -> cb(err, arrayOfLogs)
*
* @jsonWire POST /session/:sessionId/log
*/
commands.log = function(logType) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/log'
, cb: callbackWithData(cb, this)
, data: { type: logType }
});
};
/**
* quit(cb) -> cb(err)
* Destroy the browser.
*
* @jsonWire DELETE /session/:sessionId
*/
commands.quit = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'DELETE'
// default url
, emit: {event: 'status', message: '\nEnding your web drivage..\n'}
, cb: simpleCallback(cb)
});
};
/**
* get(url,cb) -> cb(err)
* Get a new url.
*
* @jsonWire POST /session/:sessionId/url
*/
commands.get = function(_url) {
if(this._httpConfig.baseUrl) {_url = url.resolve(this._httpConfig.baseUrl, _url); }
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/url'
, data: {'url': _url}
, cb: simpleCallback(cb)
});
};
/**
* refresh(cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/refresh
*/
commands.refresh = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/refresh'
, cb: simpleCallback(cb)
});
};
/**
* maximize(handle, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/window/:windowHandle/maximize
*/
commands.maximize = function(win) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/window/'+ win + '/maximize'
, cb: simpleCallback(cb)
});
};
/**
* windowSize(handle, width, height, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/window/:windowHandle/size
*/
commands.windowSize = function(win, width, height) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/window/'+ win + '/size'
, data: {'width':width, 'height':height}
, cb: simpleCallback(cb)
});
};
/**
* getWindowSize(handle, cb) -> cb(err, size)
* getWindowSize(cb) -> cb(err, size)
* handle: window handle to get size (optional, default: 'current')
*
* @jsonWire GET /session/:sessionId/window/:windowHandle/size
*/
commands.getWindowSize = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
win = fargs.all[0] || 'current';
this._jsonWireCall({
method: 'GET'
, relPath: '/window/'+ win + '/size'
, cb: callbackWithData(cb, this)
});
};
/**
* setWindowSize(width, height, handle, cb) -> cb(err)
* setWindowSize(width, height, cb) -> cb(err)
* width: width in pixels to set size to
* height: height in pixels to set size to
* handle: window handle to set size for (optional, default: 'current')
* @jsonWire POST /session/:sessionId/window/:windowHandle/size
*/
commands.setWindowSize = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
width = fargs.all[0],
height = fargs.all[1],
win = fargs.all[2] || 'current';
this._jsonWireCall({
method: 'POST'
, relPath: '/window/'+ win + '/size'
, cb: simpleCallback(cb)
, data: {width: width, height: height}
});
};
/**
* getWindowPosition(handle, cb) -> cb(err, position)
* getWindowPosition(cb) -> cb(err, position)
* handle: window handle to get position (optional, default: 'current')
*
* @jsonWire GET /session/:sessionId/window/:windowHandle/position
*/
commands.getWindowPosition = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
win = fargs.all[0] || 'current';
this._jsonWireCall({
method: 'GET'
, relPath: '/window/'+ win + '/position'
, cb: callbackWithData(cb, this)
});
};
/**
* setWindowPosition(x, y, handle, cb) -> cb(err)
* setWindowPosition(x, y, cb) -> cb(err)
* x: the x-coordinate in pixels to set the window position
* y: the y-coordinate in pixels to set the window position
* handle: window handle to set position for (optional, default: 'current')
* @jsonWire POST /session/:sessionId/window/:windowHandle/position
*/
commands.setWindowPosition = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
x = fargs.all[0],
y = fargs.all[1],
win = fargs.all[2] || 'current';
this._jsonWireCall({
method: 'POST'
, relPath: '/window/'+ win + '/position'
, cb: simpleCallback(cb)
, data: {x: x, y: y}
});
};
/**
* forward(cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/forward
*/
commands.forward = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/forward'
, cb: simpleCallback(cb)
});
};
/**
* back(cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/back
*/
commands.back = function() {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/back'
, cb: simpleCallback(cb)
});
};
commands.setHttpTimeout = function() {
deprecator.warn('setHttpTimeout',
'setHttpTimeout/setHTTPInactivityTimeout has been deprecated, use configureHttp instead.');
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
ms = fargs.all[0];
commands.configureHttp( {timeout: ms}, cb );
};
commands.setHTTPInactivityTimeout = commands.setHttpTimeout;
/**
* configureHttp(opts)
*
* opts example:
* {timeout:60000, retries: 3, 'retryDelay': 15, baseUrl='http://example.com/'}
* more info in README.
*
*/
commands.configureHttp = function() {
var fargs = utils.varargs(arguments);
var cb = fargs.callback,
opts = fargs.all[0];
config._configureHttp(this._httpConfig, opts);
if(cb) { cb(null); }
};
/**
* setImplicitWaitTimeout(ms, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/timeouts/implicit_wait
*/
commands.setImplicitWaitTimeout = function(ms) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/timeouts/implicit_wait'
, data: {ms: ms}
, cb: simpleCallback(cb)
});
};
// for backward compatibility
commands.setWaitTimeout = commands.setImplicitWaitTimeout;
/**
* setAsyncScriptTimeout(ms, cb) -> cb(err)
*
* @jsonWire POST /session/:sessionId/timeouts/async_script
*/
commands.setAsyncScriptTimeout = function(ms) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/timeouts/async_script'
, data: {ms: ms}
, cb: simpleCallback(cb)
});
};
/**
* setPageLoadTimeout(ms, cb) -> cb(err)
* (use setImplicitWaitTimeout and setAsyncScriptTimeout to set the other timeouts)
*
* @jsonWire POST /session/:sessionId/timeouts
*/
commands.setPageLoadTimeout = function(ms) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/timeouts'
, data: {type: 'page load', ms: ms}
, cb: simpleCallback(cb)
});
};
/**
* setCommandTimeout(ms, cb) -> cb(err)
* (this is for Appium only)
* @jsonWire POST /session/:sessionId/timeouts
*/
commands.setCommandTimeout = function(ms) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/timeouts'
, data: {type: 'command', ms: ms}
, cb: simpleCallback(cb)
});
};
/**
* element(using, value, cb) -> cb(err, element)
*
* @jsonWire POST /session/:sessionId/element
*/
commands.element = function(using, value) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/element'
, data: {using: using, value: value}
, cb: elementCallback(cb, this)
});
};
/**
* Retrieve an element avoiding not found exception and returning null instead:
* elementOrNull(using, value, cb) -> cb(err, element)
*
* @jsonWire POST /session/:sessionId/elements
* @docOrder 3
*/
commands.elementOrNull = function(using, value) {
var cb = findCallback(arguments);
commands.elements.apply(this, [using, value,
function(err, elements) {
if(!err) {
if(elements.length>0) {cb(null,elements[0]);} else {cb(null,null);}
} else {
cb(err); }
}
]);
};
/**
* Retrieve an element avoiding not found exception and returning undefined instead:
* elementIfExists(using, value, cb) -> cb(err, element)
*
* @jsonWire POST /session/:sessionId/elements
* @docOrder 5
*/
commands.elementIfExists = function(using, value) {
var cb = findCallback(arguments);
commands.elements.apply(this, [using, value,
function(err, elements) {
if(!err) {
if(elements.length>0) {cb(null,elements[0]);} else {cb(null);}
} else {
cb(err); }
}
]);
};
/**
* elements(using, value, cb) -> cb(err, elements)
*
* @jsonWire POST /session/:sessionId/elements
* @docOrder 1
*/
commands.elements = function(using, value) {
var cb = findCallback(arguments);
this._jsonWireCall({
method: 'POST'
, relPath: '/elements'
, data: {using: using, value: value}
, cb: elementsCallback(cb, this)
});
};
/**
* Check if element exists:
* hasElement(using, value, cb) -> cb(err, boolean)
*
* @jsonWire POST /session/:sessionId/elements
* @docOrder 7
*/
commands.hasElement = function(using, value){
var cb = findCallback(arguments);
commands.elements.apply( this, [using, value, function(err, elements){
if(!err) {
cb(null, elements.length > 0 );
} else {
cb(err); }
}]);
};
/**
* waitFor(asserter, timeout, pollFreq, cb) -> cb(err, return_value)
* timeout and pollFreq are optional (default 1000ms/200ms)
* waitFor(opts, cb) -> cb(err)
* opts with the following fields: timeout, pollFreq, asserter.
* asserter like: function(browser , cb) -> cb(err, satisfied, return_value)
*/
commands.waitFor = function(){
var cb = findCallback(arguments);
var fargs = utils.varargs(arguments);
var opts;
// retrieving options
if(typeof fargs.all[0] === 'object' && !(fargs.all[0] instanceof Asserter)){
opts = fargs.all[0];
} else
{
opts = {
asserter: fargs.all[0],
timeout: fargs.all[1],
pollFreq: fargs.all[2]
};
}
// default
opts.timeout = opts.timeout || 1000;
opts.pollFreq = opts.pollFreq || 200;
if(!opts.asserter) { throw new Error('Missing asserter!'); }
var _this = this;
var endTime = Date.now() + opts.timeout;
var unpromisedAsserter = new Asserter(
function(browser, cb) {
var promise = opts.asserter.assert(browser, cb);
if(promise && promise.then && typeof promise.then === 'function'){
promise.then(
function(res) { cb(null, true, res); },
function(err) {
if(err.retriable) { cb(null, false); }
else { throw err; }
}
);
}
}
);
function poll(isFinalCheck){
unpromisedAsserter.assert(_this, function(err, satisfied, value) {
if(err && err.message.indexOf("timeout") === -1) { return cb(err); }
if(satisfied) {
cb(null, value);
} else {
if(isFinalCheck) {
cb(err || new Error("Condition wasn't satisfied!"));
} else if(Date.now() > endTime){
// trying one more time for safety
setTimeout(poll.bind(null, true) , opts.pollFreq);
} else {
setTimeout(poll, opts.pollFreq);
}
}
});
}
poll();
};
/**
* waitForElement(using, value, asserter, timeout, pollFreq, cb) -> cb(err, el)
* waitForElement(using, value, timeout, pollFreq, cb) -> cb(err, el)
* timeout and pollFreq are optional (default 1000ms/200ms)
* waitForElement(using, value, opts, cb) -> cb(err, el)
* opts with the following fields: timeout, pollFreq, asserter.
* asserter like: function(element , cb) -> cb(err, satisfied, el)
*/
commands.waitForElement = function(){
var cb = findCallback(arguments);
var fargs = utils.varargs(arguments);
var using = fargs.all[0],
value = fargs.all[1];
var opts;
// retrieving options
if(typeof fargs.all[2] === 'object' && !(fargs.all[2] instanceof Asserter)){
opts = fargs.all[2];
} else if(fargs.all[2] instanceof Asserter) {
opts = {
asserter: fargs.all[2],
timeout: fargs.all[3],
pollFreq: fargs.all[4]
};
} else {
opts = {
timeout: fargs.all[2],
pollFreq: fargs.all[3]
};
}
// default
opts.asserter = opts.asserter || new Asserter(function(el, cb) { cb(null, true); });
var unpromisedAsserter = new Asserter(
function(el, cb) {
var promise = opts.asserter.assert(el, cb);
if(promise && promise.then && typeof promise.then === 'function'){
promise.then(
function() { cb(null, true); },
function(err) {
if(err.retriable) { cb(null, false); }
else { throw err; }
}
);
}
}
);
var wrappedAsserter = new Asserter(
function(browser, cb){
browser.elements(using, value, function(err, els){
if(err) { return cb(err); }
var seq = [];
var satisfiedEl;
_(els).each(function(el) {
seq.push(function(cb) {
if(satisfiedEl) { return cb(); }
unpromisedAsserter.assert(el, function(err, satisfied) {
if(err) { return cb(err); }
if(satisfied) { satisfiedEl = el; }
cb(err);
});
});
});
async.series(seq, function(err) {
if(err) { return cb(err); }
cb(err, !_.isUndefined(satisfiedEl) , satisfiedEl);
});
});
}
);
commands.waitFor.apply(this,[
{
asserter: wrappedAsserter,
timeout: opts.timeout,
pollFreq: opts.pollFreq
}, function(err, value) {
if(err && err.message && err.message.match(/Condition/)) {
cb(new Error("Element condition wasn't satisfied!"));
} else {
cb(err, value);
}
}]);
};
/**
* waitForElements(using, value, asserter, timeout, pollFreq, cb) -> cb(err, els)
* waitForElements(using, value, timeout, pollFreq, cb) -> cb(err, els)
* timeout and pollFreq are optional (default 1000ms/200ms)
* waitForElements(using, value, opts, cb) -> cb(err, els)
* opts with the following fields: timeout, pollFreq, asserter.
* asserter like: function(element , cb) -> cb(err, satisfied, el)
*/
commands.waitForElements = function (){
var cb = findCallback(arguments);
var fargs = utils.varargs(arguments);
var using = fargs.all[0],
value = fargs.all[1];
var opts;