Test fixes

README.md

@@ -46,7 +46,7 @@ import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 and then use:
 
 ```
-Text(AppLocalizations.of(context).stringIdentifer),
+Text(AppLocalizations.of(context)!.stringIdentifer),
 ```
 
 ### Configuration

test/buttontextfield_test.dart

@@ -39,7 +39,7 @@ void main() {
           home: Card(child: CwtchButtonTextField(
               icon: Icon(Icons.bug_report_outlined),
               tooltip: testingStr,
-              controller: ctrlr1,
+              controller: ctrlr1, onPressed: () {  },
           )),
         );}
     ));

test/textfield_test.dart

@@ -27,7 +27,7 @@ void main() {
     tester.binding.window.physicalSizeTestValue = Size(800, 300);
     final TextEditingController ctrlr1 = TextEditingController();
 
-    Widget testWidget = CwtchTextField(controller: ctrlr1);
+    Widget testWidget = CwtchTextField(controller: ctrlr1, validator: (value) {  }, labelText: '',);
 
     Widget testHarness = MultiProvider(
       providers:[getSettingsEnglishDark()],
@@ -76,7 +76,7 @@ void main() {
         if (number == null) return strFail2;
         return null;
       },
-      onChanged: (value) => formKey.currentState.validate(),
+      onChanged: (value) => formKey.currentState!.validate(),
     );
 
     Widget testHarness = MultiProvider(
@@ -125,7 +125,7 @@ void main() {
     await tester.pumpAndSettle();
 
     // empty string
-    formKey.currentState.validate(); //(ctrlr1.clear() doesn't trigger validate like keypress does)
+    formKey.currentState!.validate(); //(ctrlr1.clear() doesn't trigger validate like keypress does)
     await tester.pumpAndSettle();
     await expectLater(find.byWidget(testHarness), matchesGoldenFile(file('form_final')));
     expect(find.text(strFail1), findsOneWidget);