test: route.resume does not throw if page is closed (#781)

playwright/src/test/java/com/microsoft/playwright/TestPageNetworkRequest.java

@@ -24,7 +24,7 @@ import java.util.*;
 import java.util.concurrent.Semaphore;
 import java.util.stream.Collectors;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.*;
 
 public class TestPageNetworkRequest extends TestBase {
   @Test

playwright/src/test/java/com/microsoft/playwright/TestPageRequestContinue.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) Microsoft Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.microsoft.playwright;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.fail;
+
+public class TestPageRequestContinue extends TestBase {
+  @Test
+  void shouldNotThrowWhenContinuingAfterPageIsClosed() {
+    boolean[] done = {false};
+    page.route("**/*", route -> {
+      page.close();
+      route.resume();
+      done[0] = true;
+    });
+    try {
+      page.navigate(server.EMPTY_PAGE);
+      fail("did not throw");
+    } catch (PlaywrightException e) {
+      assertTrue(e.getMessage().contains("Navigation failed because page was closed") ||
+        e.getMessage().contains("frame was detached"), e.getMessage());
+    }
+    assertTrue(done[0]);
+  }
+}