virtual public List <string> GetIdentifiers()
{
var options = new List <Tuple <By, Func <IWebElement, string>, List <string> > >()
{
new Tuple <By, Func <IWebElement, string>, List <string> >(
By.XPath("//label"), (e) => e.Text, new List <string>()),
new Tuple <By, Func <IWebElement, string>, List <string> >(
By.XPath("//*[self::button or self::a or (self::input and @type='button')]"), (e) => e.Text, new List <string>()),
new Tuple <By, Func <IWebElement, string>, List <string> >(
By.XPath("//*[@alt]"), (e) => e.GetAttribute("alt"), new List <string>()),
new Tuple <By, Func <IWebElement, string>, List <string> >(
By.XPath("//*[@name]"), (e) => e.GetAttribute("name"), new List <string>()),
new Tuple <By, Func <IWebElement, string>, List <string> >(
By.XPath("//*[@aria-label]"), (e) => e.GetAttribute("aria-label"), new List <string>()),
new Tuple <By, Func <IWebElement, string>, List <string> >(
By.XPath("//*[@title]"), (e) => e.GetAttribute("title"), new List <string>()),
};
Parallel.ForEach(options, (option, loopState) =>
{
var elements = SeleniumDriver.FindElements(option.Item1);
foreach (var e in elements)
{
try
{
option.Item3.Add(option.Item2(e));
}
catch
{ }
}
});
return(options.SelectMany(o => o.Item3).Distinct().OrderBy(s => s.ToLower()).ToList());
}
public WebDriver Prefix(SelectorPrefix prefix)
{
var p = new ValidatedPrefix();
var l = Prefixes.Concat(prefix);
var possibles = l.CrossMultiply();
RetryExecutor.RetryFor(() =>
{
var iframes = SeleniumDriver.FindElements(By.XPath("//iframe"));
var valid = possibles.AsParallel().AsOrdered().Where(xpath => SeleniumDriver.FindElements(By.XPath(xpath)).Any()).ToList();
if (valid.Any())
{
p.Init("filtered", valid);
}
else if (iframes.Any())
{
foreach (var iframe in iframes)
{
try
{
SeleniumDriver.SwitchTo().Frame(iframe);
valid = possibles.AsParallel().AsOrdered().Where(xpath => SeleniumDriver.FindElements(By.XPath(xpath)).Any()).ToList();
if (valid.Any())
{
p.Init("filtered", valid);
}
}
catch
{ }
}
SeleniumDriver.SwitchTo().DefaultContent();
}
if (!p.IsInitialized)
{
throw new Exception($"Was unable to find any that matched prefix, tried:{possibles.LogFormat()}");
}
}, TimeSpan.FromMilliseconds(SeleniumGridConfiguration.RetryMs));
var wdm = new WebDriver(
SeleniumDriver,
RootUrl,
SeleniumGridConfiguration,
RetryExecutor,
SelectorFactory,
ElementFactory,
XpathProvider,
MovieLogger,
WebElementSourceLog,
new List <SelectorPrefix> {
p
}
);
Children.Add(wdm);
return(wdm);
}
public IEnumerable <TableElement> GetTables(int minimumWidth)
{
var xpath = $"//table[" +
$"tr[th[{minimumWidth}] or td[{minimumWidth}]] or " +
$"tbody/tr[th[{minimumWidth}] or td[{minimumWidth}]] or " +
$"thead/tr[th[{minimumWidth}] or td[{minimumWidth}]]" +
$"]";
//var xpath = $"//tr[*[self::td or self::th][{minimumWidth}] and (.|parent::tbody)[1]/parent::table]/ancestor::table[1]";
var tables = SeleniumDriver.
FindElements(By.XPath(xpath))
.Select(t => new TableElement(t, SeleniumDriver, ElementFactory, XpathProvider)).ToList();
var Ordinal = 1;
foreach (var table in tables)
{
table.Ordinal = Ordinal++;
table.Xpath = xpath;
}
tables.AsParallel().ForAll(table => table.Setup());
return(tables.Where(t => t.IsValid).ToList());
}
public IEnumerable <Element> SelectMany(Selector selector)
=> RetryExecutor.RetryFor(() =>
{
var loggingWebdriver = new LoggingWebDriver(SeleniumDriver, MovieLogger, WebElementSourceLog);
try
{
var elements = FindElements(selector, loggingWebdriver);
if (elements != null)
{
return(elements);
}
//iframes ?
var iframes = SeleniumDriver.FindElements(By.XPath("//iframe"));
foreach (var iframe in iframes)
{
try
{
loggingWebdriver.Log($"Trying iframe:{iframe}");
SeleniumDriver.SwitchTo().Frame(iframe);
elements = FindElements(selector, loggingWebdriver);
if (elements != null)
{
return(elements);
}
}
catch
{ }
}
SeleniumDriver.SwitchTo().DefaultContent();
return(new List <Element>());
}
finally
{
if (loggingWebdriver.Screenshots.Any())
{
Screenshots = loggingWebdriver.Screenshots.Select(x => x.AsByteArray).ToList();
}
}
}, TimeSpan.FromMilliseconds(SeleniumGridConfiguration.RetryMs));
public Element Select(Selector selector, TimeSpan?retryDuration = null, int?index = null)
=> RetryExecutor.RetryFor(() =>
{
var loggingWebdriver = new LoggingWebDriver(SeleniumDriver, MovieLogger, WebElementSourceLog);
try
{
var element = FindElement(selector, loggingWebdriver, index);
if (element != null)
{
return(element);
}
//iframes ?
var iframes = SeleniumDriver.FindElements(By.XPath("//iframe"));
foreach (var iframe in iframes)
{
try
{
loggingWebdriver.Log($"Trying iframe:{iframe}");
SeleniumDriver.SwitchTo().Frame(iframe);
element = FindElement(selector, loggingWebdriver, index);
if (element != null)
{
return(element);
}
}
catch
{ }
}
SeleniumDriver.SwitchTo().DefaultContent();
throw new Exception($"element was not found; tried:\n{loggingWebdriver.GetLogs()}, maybe try one of these identifiers {GetIdentifiers().Take(10).LogFormat()}");
}
finally
{
if (loggingWebdriver.Screenshots.Any())
{
Screenshots = loggingWebdriver.Screenshots.Select(x => x.AsByteArray).ToList();
}
}
}, retryDuration ?? TimeSpan.FromMilliseconds(SeleniumGridConfiguration.RetryMs));
public TableElement GetTables(IEnumerable <string> headers, StringComparison comparison = StringComparison.CurrentCulture, int?index = null)
=> RetryExecutor.RetryFor(() =>
{
var loggingWebdriver = new LoggingWebDriver(SeleniumDriver, MovieLogger, WebElementSourceLog);
try
{
var possilbeTables = GetTables(headers.Count()).ToList();
Func <string, string, bool> comparer = (s1, s2) => s1.Equals(s2, comparison);
var tableElements = possilbeTables.Where(t => headers.Where(h => !string.IsNullOrEmpty(h)).Except(t.Header.Keys,
new Core.EqualityComparer <string>(comparer)).None());
if (tableElements.One())
{
return(tableElements.First());
}
//Exact match overrides in case of multiples.
if (tableElements.Where(x => headers.Count() == x.MaxColumnIndex).One())
{
return(tableElements.Where(x => headers.Count() == x.MaxColumnIndex).First());
}
if (tableElements.Many())
{
if (index == null)
{
throw new Exception($"multiple talbes matched the definition of {headers.LogFormat()}, table headers were {tableElements.LogFormat(t => $"Table: {t.Header.Keys.LogFormat()}")};");
}
if (index >= tableElements.Count())
{
throw new Exception($"only found {tableElements.Count()} tables, index of {index} is out of range. (zero based)");
}
return(tableElements.ToArray()[index.Value]);
}
//iframes ?
var iframes = SeleniumDriver.FindElements(By.XPath("//iframe"));
foreach (var iframe in iframes)
{
try
{
loggingWebdriver.Log($"Trying iframe:{iframe}");
SeleniumDriver.SwitchTo().Frame(iframe);
possilbeTables = GetTables(headers.Count() - 1).ToList();
tableElements = possilbeTables.Where(t => headers.Where(h => !string.IsNullOrEmpty(h)).Except(t.Header.Keys,
new Core.EqualityComparer <string>(comparer)).None());
if (tableElements.One())
{
return(tableElements.First());
}
if (tableElements.Many())
{
if (index == null)
{
throw new Exception($"multiple talbes matched the definition of {headers.LogFormat()}, table headers were {tableElements.LogFormat(t => $"Table: {t.Header.Keys.LogFormat()}")};");
}
if (index >= tableElements.Count())
{
throw new Exception($"only found {tableElements.Count()} tables, index of {index} is out of range. (zero based)");
}
return(tableElements.ToArray()[index.Value]);
}
}
catch
{ }
}
SeleniumDriver.SwitchTo().DefaultContent();
throw new Exception($"table was not found");
}
finally
{
if (loggingWebdriver.Screenshots.Any())
{
Screenshots = loggingWebdriver.Screenshots.Select(x => x.AsByteArray).ToList();
}
}
}, TimeSpan.FromMilliseconds(SeleniumGridConfiguration.RetryMs));