[英]How to wrap Browser Factory Class for use as service class
I am trying to use browser factory instead of using webdriver directly in my tests but When I use it in tests I get Null Exception because it uses get before the init method. 我试图在我的测试中使用浏览器工厂而不是直接使用webdriver,但是当我在测试中使用它时,我会得到Null Exception,因为它在init方法之前使用了get。 I might have simple error but I can't seem to understand how write this service class as should. 我可能有一个简单的错误,但是我似乎无法理解如何编写该服务类。 So I won't get null exception and be able to use the driver in this class instead of creating another instance in the test class. 因此,我不会出现null异常,并且能够在此类中使用驱动程序,而不是在测试类中创建另一个实例。 I added my Browser factory 我添加了浏览器工厂
namespace WrapperFactory
{
class BrowserFactory
{
private static readonly IDictionary<string, IWebDriver> Drivers = new Dictionary<string, IWebDriver>();
private static IWebDriver driver;
public static IWebDriver Driver
{
get
{
if (driver != null)
throw new NullReferenceException("The WebDriver browser instance was not initialized. " +
"You should first call the method InitBrowser.");
return driver;
}
private set => driver = value;
}
public static void InitBrowser(string browserName)
{
switch (browserName)
{
case "Firefox":
if (Driver == null)
{
driver = new FirefoxDriver(".");
driver.Manage().Window.Maximize();
Drivers.Add("Firefox", Driver);
}
break;
case "Chrome":
if (Driver == null)
{
var options = new ChromeOptions();
options.AddArgument("--start-maximized");
driver = new ChromeDriver(".", options);
Drivers.Add("Chrome", Driver);
}
break;
}
}
public static void CloseAllDrivers()
{
foreach (var key in Drivers.Keys)
{
Drivers[key].Close();
Drivers[key].Quit();
}
}
}
} }
I used it in my test but got exception of Null 我在测试中使用了它,但得到了Null例外
public void VerifyerCtifications()
{
BrowserFactory.InitBrowser("chrome");
IWebDriver driver = BrowserFactory.Driver;
var homePage = new HomePage(driver);
ResourcesPage rsp = homePage.ClickOnResourceMenuAndGoToPage(BrowserFactory.Driver);
AboutPage aboutPg = rsp.ClickOnClickCertificationBtn(BrowserFactory.Driver);
aboutPg.ClickOnReadMoreAboutCertPrs(BrowserFactory.Driver);
BrowserFactory.Driver.SwitchTo().Window(BrowserFactory.Driver.WindowHandles.Last());
BlogPage blogPage = new BlogPage();
IWebElement certificate = blogPage.GetFundamentalsOffer(BrowserFactory.Driver);
Assert.NotNull(certificate);
You are checking in switch
different String by case sensitive, should be: 您正在检查switch
不同的字符串由大小写敏感的,应该是:
case "chrome":
You may also consider lower/upper case the String checked in switch
as: 您还可以考虑将String in switch
大小写更改为小写/大写:
browserName.toLowerCase()
Which will help you avoid case sensitive differences 这将帮助您避免区分大小写的差异
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