Set the Clipboard more reliably in android semantics integration test. (#101851)

dev/integration_tests/android_semantics_testing/android/app/src/main/java/com/yourcompany/platforminteraction/MainActivity.java

@@ -15,6 +15,8 @@ import android.os.Build;
 import android.os.Bundle;
 import android.util.DisplayMetrics;
 import android.view.WindowManager;
+import android.content.ClipboardManager;
+import android.content.ClipData;
 import android.content.Context;
 import androidx.annotation.NonNull;
 
@@ -66,6 +68,16 @@ public class MainActivity extends FlutterActivity {
             result.success(convertSemantics(node, id));
             return;
         }
+        if (methodCall.method.equals("setClipboard")) {
+            Map<String, Object> data = methodCall.arguments();
+            @SuppressWarnings("unchecked")
+            String message = (String) data.get("message");
+            ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
+            ClipData clip = ClipData.newPlainText("message", message);
+            clipboard.setPrimaryClip(clip);
+            result.success(null);
+            return;
+        }
         result.notImplemented();
     }
 

dev/integration_tests/android_semantics_testing/lib/main.dart

@@ -39,6 +39,21 @@ Future<String> dataHandler(String message) async {
       completeSemantics();
     return completer.future;
   }
+  if (message.contains('setClipboard')) {
+    final Completer<String> completer = Completer<String>();
+    final String str = message.split('#')[1];
+    Future<void> completeSetClipboard([Object _]) async {
+      await kSemanticsChannel.invokeMethod<dynamic>('setClipboard', <String, dynamic>{
+        'message': str,
+      });
+      completer.complete('');
+    }
+    if (SchedulerBinding.instance.hasScheduledFrame)
+      SchedulerBinding.instance.addPostFrameCallback(completeSetClipboard);
+    else
+      completeSetClipboard();
+    return completer.future;
+  }
   throw UnimplementedError();
 }
 

dev/integration_tests/android_semantics_testing/test_driver/main_test.dart

@@ -120,29 +120,7 @@ void main() {
         // Ideally this should test the case where there is nothing on the
         // clipboard as well, but there is no reliable way to clear the
         // clipboard on Android devices.
-        final SerializableFinder normalTextField = find.descendant(
-          of: find.byValueKey(normalTextFieldKeyValue),
-          matching: find.byType('Semantics'),
-          firstMatchOnly: true,
-        );
-        await driver.tap(normalTextField);
-        await Future<void>.delayed(const Duration(milliseconds: 500));
-        await driver.enterText('hello world');
-        await Future<void>.delayed(const Duration(milliseconds: 500));
-        await driver.tap(normalTextField);
-        await Future<void>.delayed(const Duration(milliseconds: 50));
-        await driver.tap(normalTextField);
-        await Future<void>.delayed(const Duration(milliseconds: 500));
-        await driver.tap(find.text('Select all'));
-        await Future<void>.delayed(const Duration(milliseconds: 500));
-        await driver.tap(find.text('Copy'));
-        await Future<void>.delayed(const Duration(milliseconds: 50));
-        await driver.enterText('');
-        await Future<void>.delayed(const Duration(milliseconds: 500));
-        // Go back to previous page and forward again to unfocus the field.
-        await driver.tap(find.byValueKey(backButtonKeyValue));
-        await Future<void>.delayed(const Duration(milliseconds: 500));
-        await driver.tap(find.text(textFieldRoute));
+        await driver.requestData('setClipboard#Hello World');
         await Future<void>.delayed(const Duration(milliseconds: 500));
       });