public WebDriverExceptionMonitor StartMonitoring(IWebDriver browser)
{
var reporterFunction = "reportWebDriverExceptionMonitor" + Guid.NewGuid().ToString().Replace("-", "");
var monitorScript = @"(function() {
var recordedErrors = [];
var oldOnErrorHandler = window.onerror;
function errorHandler(errorMessage, url, line) {
recordedErrors.push(errorMessage + ': ' + url + ' (' + line + ')');
if (oldOnErrorHandler != null) {
return oldOnErrorHandler.apply(this, arguments);
}
}
window.onerror = errorHandler;
window." + reporterFunction + @" = function() {
return recordedErrors;
};
})();";
DriverWrapperUnwrapper.GetDriverImplementationOf <IJavaScriptExecutor>(browser).ExecuteScript(monitorScript);
_reporterFunction = reporterFunction;
_browser = browser;
return(this);
}
public string[] GetJavascriptExceptions()
{
if (_browser == null)
{
throw new InvalidOperationException("Attempted to call WebDriverExceptionMonitor.GetJavascriptExceptions before WebDriverExceptionMonitor.StartMonitoring.");
}
var result = DriverWrapperUnwrapper.GetDriverImplementationOf <IJavaScriptExecutor>(_browser).ExecuteScript(
"return window." + _reporterFunction + "()");
return(((System.Collections.IEnumerable)result).Cast <string>().ToArray());
}