JavascriptExecutor

Author: angiejones

Diff for: webdriver_java/src/main/java/pages/HomePage.java

@@ -46,6 +46,16 @@ public WysiwygEditorPage clickWysiwygEditor(){
         return new WysiwygEditorPage(driver);
     }
 
+    public LargeAndDeepDomPage clickLargeAndDeepDom(){
+        clickLink("Large & Deep DOM");
+        return new LargeAndDeepDomPage(driver);
+    }
+
+    public InfiniteScrollPage clickInfiniteScroll(){
+        clickLink("Infinite Scroll");
+        return new InfiniteScrollPage(driver);
+    }
+
     public DynamicLoadingPage clickDynamicLoading(){
         clickLink("Dynamic Loading");
         return new DynamicLoadingPage(driver);

Diff for: webdriver_java/src/main/java/pages/InfiniteScrollPage.java

@@ -0,0 +1,32 @@
+package pages;
+
+import org.openqa.selenium.By;
+import org.openqa.selenium.JavascriptExecutor;
+import org.openqa.selenium.WebDriver;
+
+public class InfiniteScrollPage {
+
+    private WebDriver driver;
+    By textBlocks = By.className("jscroll-added");
+
+    public InfiniteScrollPage(WebDriver driver){
+        this.driver = driver;
+    }
+
+    /**
+     * Scrolls until paragraph with index specified is in view
+     * @param index 1-based
+     */
+    public void scrollToParagraph(int index){
+        String script = "window.scrollTo(0, document.body.scrollHeight)";
+        var jsExecutor = (JavascriptExecutor)driver;
+
+        while(getNumberOfParagraphsPresent() < index){
+            jsExecutor.executeScript(script);
+        }
+    }
+
+    private int getNumberOfParagraphsPresent(){
+        return driver.findElements(textBlocks).size();
+    }
+}

Diff for: webdriver_java/src/main/java/pages/LargeAndDeepDomPage.java

@@ -0,0 +1,22 @@
+package pages;
+
+import org.openqa.selenium.By;
+import org.openqa.selenium.JavascriptExecutor;
+import org.openqa.selenium.WebDriver;
+import org.openqa.selenium.WebElement;
+
+public class LargeAndDeepDomPage {
+
+    private WebDriver driver;
+    private By table = By.id("large-table");
+
+    public LargeAndDeepDomPage(WebDriver driver){
+        this.driver = driver;
+    }
+
+    public void scrollToTable(){
+        WebElement tableElement = driver.findElement(table);
+        String script = "arguments[0].scrollIntoView();";
+        ((JavascriptExecutor)driver).executeScript(script, tableElement);
+    }
+}

Diff for: webdriver_java/src/test/java/base/BaseTests.java

@@ -7,9 +7,6 @@
 import org.testng.annotations.BeforeMethod;
 import pages.HomePage;
 
-import java.util.concurrent.TimeUnit;
-
-
 public class BaseTests {
 
     private WebDriver driver;
@@ -19,7 +16,6 @@ public class BaseTests {
     public void setUp(){
         System.setProperty("webdriver.chrome.driver", "resources/chromedriver");
         driver = new ChromeDriver();
-        //driver.manage().timeouts().implicitlyWait(30, TimeUnit.SECONDS);
         goHome();
     }
 

Diff for: webdriver_java/src/test/java/javascript/JavaScriptTests.java

@@ -0,0 +1,21 @@
+package javascript;
+
+import base.BaseTests;
+import org.testng.annotations.Test;
+
+public class JavaScriptTests extends BaseTests {
+
+    /************************************************************
+     NOTE: We did not add assertions to these tests in the video
+    ************************************************************/
+
+    @Test
+    public void testScrollToTable(){
+        homePage.clickLargeAndDeepDom().scrollToTable();
+    }
+
+    @Test
+    public void testScrollToFifthParagraph(){
+        homePage.clickInfiniteScroll().scrollToParagraph(5);
+    }
+}

Diff for: webdriver_java/src/test/java/wait/WaitTests.java

@@ -13,4 +13,4 @@ public void testWaitUntilHidden(){
         loadingPage.clickStart();
         assertEquals(loadingPage.getLoadedText(), "Hello World!", "Loaded text incorrect");
     }
-}
+}