remove literalInput

flutter/test/dialog_text_field_test.dart

@@ -1,35 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
-import 'package:flutter_hbb/common/widgets/dialog.dart';
-
-void main() {
-  testWidgets('DialogTextField can preserve literal input', (tester) async {
-    final controller = TextEditingController(text: 'P@ss1c1E=');
-    addTearDown(controller.dispose);
-
-    await tester.pumpWidget(MaterialApp(
-      home: Scaffold(
-        body: DialogTextField(
-          title: 'Password',
-          controller: controller,
-          literalInput: true,
-        ),
-      ),
-    ));
-
-    final textField = tester.widget<TextField>(find.byType(TextField));
-
-    expect(textField.controller, controller);
-    expect(textField.keyboardType, TextInputType.visiblePassword);
-    expect(textField.textCapitalization, TextCapitalization.none);
-    expect(textField.autocorrect, isFalse);
-    expect(textField.enableSuggestions, isFalse);
-    expect(textField.smartDashesType, SmartDashesType.disabled);
-    expect(textField.smartQuotesType, SmartQuotesType.disabled);
-    expect(textField.enableIMEPersonalizedLearning, isFalse);
-    expect(
-      textField.spellCheckConfiguration,
-      const SpellCheckConfiguration.disabled(),
-    );
-  });
-}