static FlowStep CollectionByXPath(IFindsByXPath parent, string xpath) => (Context context) =>
{
ReadOnlyCollection <IWebElement> result = null;
if (!TryUntilSuccess(() =>
{
result = parent.FindElementsByXPath(xpath);
return(result != null && result.Count > 0); // Satisfied only by non-empty collection
}))
{
return(context.CreateProblem($"{nameof(CollectionByXPath)}: '{xpath}' failed"));
}
return(context.NextContext(result));
};
static FlowStep ElementByXPath(IFindsByXPath parent, string xpath, int index = 0) => (Context context) =>
{
RemoteWebElement child = null;
if (!TryUntilSuccess(() =>
{
child = index == 0 ?
parent.FindElementByXPath(xpath) as RemoteWebElement
: parent.FindElementsByXPath(xpath)[index] as RemoteWebElement;
return(child != null);
}))
{
return(context.CreateProblem($"{nameof(ElementByXPath)}: '{xpath}' failed"));
}
return(context.NextContext(child));
};
static bool ExistsByXPath(IFindsByXPath parent, string xpath) => ElementExists(parent.FindElementByXPath, xpath);
