使用selenium和specflow c#验证下拉列表中的所有值

Feature: Dropdown List Validation
  As a user
  I want to verify all values in a dropdown list

  Scenario: Verify all dropdown list values
    Given I am on the webpage
    When I select the dropdown list
    Then I should see all the values in the dropdown list

using OpenQA.Selenium;
using OpenQA.Selenium.Chrome;
using TechTalk.SpecFlow;
using Xunit;

namespace YourNamespace
{
    [Binding]
    public class DropdownListValidationSteps
    {
        private IWebDriver driver;
        private IWebElement dropdownList;

        [Given("I am on the webpage")]
        public void GivenIAmOnTheWebpage()
        {
            driver = new ChromeDriver();
            driver.Navigate().GoToUrl("https://example.com");
        }

        [When("I select the dropdown list")]
        public void WhenISelectTheDropdownList()
        {
            dropdownList = driver.FindElement(By.Id("dropdownListId"));
        }

        [Then("I should see all the values in the dropdown list")]
        public void ThenIShouldSeeAllTheValuesInTheDropdownList()
        {
            SelectElement select = new SelectElement(dropdownList);
            var options = select.Options;

            foreach (var option in options)
            {
                // Perform your validation logic here
                // For example, you can assert that each option is not empty
                Assert.NotEmpty(option.Text);
            }

            driver.Quit();
        }
    }
}