[bidi][java] Add realm related events

Author: pujagani

java/src/org/openqa/selenium/bidi/Script.java

@@ -74,6 +74,26 @@ public class Script implements Closeable {
             }
           });
 
+  private final Event<RealmInfo> realmCreated =
+      new Event<>(
+          "script.realmCreated",
+          params -> {
+            try (StringReader reader = new StringReader(JSON.toJson(params));
+                JsonInput input = JSON.newInput(reader)) {
+              return input.read(RealmInfo.class);
+            }
+          });
+
+  private final Event<RealmInfo> realmDestroyed =
+      new Event<>(
+          "script.realmDestroyed",
+          params -> {
+            try (StringReader reader = new StringReader(JSON.toJson(params));
+                JsonInput input = JSON.newInput(reader)) {
+              return input.read(RealmInfo.class);
+            }
+          });
+
   public Script(WebDriver driver) {
     this(new HashSet<>(), driver);
   }
@@ -314,6 +334,22 @@ public void onMessage(Consumer<Message> consumer) {
     }
   }
 
+  public void onRealmCreated(Consumer<RealmInfo> consumer) {
+    if (browsingContextIds.isEmpty()) {
+      this.bidi.addListener(realmCreated, consumer);
+    } else {
+      this.bidi.addListener(browsingContextIds, realmCreated, consumer);
+    }
+  }
+
+  public void onRealmDestroyed(Consumer<RealmInfo> consumer) {
+    if (browsingContextIds.isEmpty()) {
+      this.bidi.addListener(realmDestroyed, consumer);
+    } else {
+      this.bidi.addListener(browsingContextIds, realmDestroyed, consumer);
+    }
+  }
+
   private Map<String, Object> getCallFunctionParams(
       String targetType,
       String id,

java/test/org/openqa/selenium/bidi/script/ScriptEventsTest.java

@@ -20,6 +20,7 @@
 import static org.openqa.selenium.testing.Safely.safelyCall;
 import static org.openqa.selenium.testing.drivers.Browser.CHROME;
 import static org.openqa.selenium.testing.drivers.Browser.EDGE;
+import static org.openqa.selenium.testing.drivers.Browser.FIREFOX;
 import static org.openqa.selenium.testing.drivers.Browser.IE;
 import static org.openqa.selenium.testing.drivers.Browser.SAFARI;
 
@@ -33,10 +34,12 @@
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.openqa.selenium.bidi.Script;
+import org.openqa.selenium.bidi.browsingcontext.BrowsingContext;
 import org.openqa.selenium.environment.webserver.AppServer;
 import org.openqa.selenium.environment.webserver.NettyAppServer;
 import org.openqa.selenium.testing.JupiterTestBase;
 import org.openqa.selenium.testing.NotYetImplemented;
+import org.openqa.selenium.testing.Pages;
 
 public class ScriptEventsTest extends JupiterTestBase {
   private AppServer server;
@@ -52,7 +55,7 @@ public void setUp() {
   @NotYetImplemented(IE)
   @NotYetImplemented(EDGE)
   @NotYetImplemented(CHROME)
-  void canAddPreloadScriptWithChannelOptions()
+  void canListenToChannelMessage()
       throws ExecutionException, InterruptedException, TimeoutException {
     try (Script script = new Script(driver)) {
       CompletableFuture<Message> future = new CompletableFuture<>();
@@ -78,6 +81,47 @@ void canAddPreloadScriptWithChannelOptions()
     }
   }
 
+  @Test
+  @NotYetImplemented(SAFARI)
+  @NotYetImplemented(IE)
+  @NotYetImplemented(EDGE)
+  @NotYetImplemented(CHROME)
+  void canListenToRealmCreatedEvent()
+      throws ExecutionException, InterruptedException, TimeoutException {
+    try (Script script = new Script(driver)) {
+      CompletableFuture<RealmInfo> future = new CompletableFuture<>();
+      script.onRealmCreated(future::complete);
+
+      BrowsingContext context = new BrowsingContext(driver, driver.getWindowHandle());
+
+      context.navigate(new Pages(server).blankPage);
+      RealmInfo realmInfo = future.get(5, TimeUnit.SECONDS);
+      assertThat(realmInfo.getRealmId()).isNotNull();
+      assertThat(realmInfo.getRealmType()).isEqualTo(RealmType.WINDOW);
+    }
+  }
+
+  @Test
+  @NotYetImplemented(SAFARI)
+  @NotYetImplemented(IE)
+  @NotYetImplemented(EDGE)
+  @NotYetImplemented(CHROME)
+  @NotYetImplemented(FIREFOX)
+  void canListenToRealmDestroyedEvent()
+      throws ExecutionException, InterruptedException, TimeoutException {
+    try (Script script = new Script(driver)) {
+      CompletableFuture<RealmInfo> future = new CompletableFuture<>();
+      script.onRealmDestroyed(future::complete);
+
+      BrowsingContext context = new BrowsingContext(driver, driver.getWindowHandle());
+
+      context.close();
+      RealmInfo realmInfo = future.get(5, TimeUnit.SECONDS);
+      assertThat(realmInfo.getRealmId()).isNotNull();
+      assertThat(realmInfo.getRealmType()).isEqualTo(RealmType.WINDOW);
+    }
+  }
+
   @AfterEach
   public void quitDriver() {
     if (driver != null) {