Selenium WebDriver + Java - Kendo Dropdown Example (requires Java 8)

KendoDropdownTest.java

import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.internal.WrapsDriver;

import java.util.List;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

/**
 * Created by upgundecha on 07/03/17.
 */
public class KendoDropdownTest {

    WebDriver driver;

    @Before
    public void setUp() {
        driver = new ChromeDriver();
        driver.manage().window().maximize();
        driver.manage().timeouts().implicitlyWait(30, TimeUnit.SECONDS);

    }

    @After
    public void tearDown() {
        driver.close();
        driver.quit();
    }

    @Test
    public void dropDownTests() throws Exception {

        // Example 1
        driver.get("http://demos.telerik.com/kendo-ui/bootstrap");

        // Find Kendo dropdown using aria-owns attribute
        KendoDropdwon genderDropdown = new KendoDropdwon(driver
                .findElement(By.cssSelector("span[aria-owns='gender_listbox']")));


        System.out.println("Size >> " + genderDropdown.getSize());
        Assert.assertEquals("Male",  genderDropdown.getSelection());;
        genderDropdown.selectItem("Female");
        Assert.assertEquals("Female",  genderDropdown.getSelection());;
        System.out.println(genderDropdown.getOptions());

        // Example 2
        driver.get("http://demos.telerik.com/kendo-ui/dropdownlist/index");

        // Find Kendo dropdown using aria-owns attribute
        KendoDropdwon colorDropdown = new KendoDropdwon(driver
                .findElement(By.cssSelector("span[aria-owns='color_listbox']")));

        System.out.println("Size >> " + colorDropdown.getSize());
        Assert.assertEquals("Black", colorDropdown.getSelection());
        colorDropdown.selectItem("Grey");
        Assert.assertEquals("Grey", colorDropdown.getSelection());

    }


    public class KendoDropdwon {

        WebDriver driver;
        String name;
        WebElement parentElem;

        public KendoDropdwon(WebElement parentElem) {
            this.parentElem = parentElem;
            name = parentElem.getAttribute("aria-owns");
            this.driver = ((WrapsDriver) parentElem).getWrappedDriver();

        }

        /**
         * Returns selected item from the Dropdown
         * @return
         */
        public String getSelection() {
            return parentElem.findElement(By
                    .cssSelector("span.k-state-default span.k-input"))
                    .getText();
        }

        /**
         * Retruns all options displayed on the Dropdown
         * @return list of options
         */
        public List<String> getOptions() {
            expand();
            List<String> options = driver.findElements(By.cssSelector("ul#" + name + " li"))
                    .stream()
                    .map(WebElement::getText)
                    .collect(Collectors.toList());
            collapse();
            return options;
        }

        /**
         * Returns count of options
         * @return
         */
        public int getSize() {
            //expand();
            int size = driver.findElements(By.cssSelector("ul#" + name + " li")).size();
            //collapse();
            return size;
        }

        /**
         * Select item in the Dropdown
         * @param item text
         */
        public void selectItem(String item) {
            expand();
            driver.findElement(By.cssSelector("ul#" + name))
                    .findElement(By.xpath("./li[text()='" + item + "']")).click();
            collapse();
        }

        /**
         * Open Dropdown
         */
        private void expand() {
            if (!parentElem.getAttribute("aria-expanded").equals("true")) {
                parentElem.findElement(By.cssSelector("span.k-icon")).click();
            }
        }

        /**
         * Close Dropdown
         */
        private void collapse() {
            if (!parentElem.getAttribute("aria-expanded").equals("false")) {
                parentElem.findElement(By.cssSelector("span.k-icon")).click();
            }
        }
    }
}