More field tests.

Author: awhitford

test/fields/form_builder_checkbox_test.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:flutter_form_builder/flutter_form_builder.dart';
+import 'form_builder_tester.dart';
+
+void main() {
+  testWidgets('FormBuilderCheckbox -- Off/On/Off', (WidgetTester tester) async {
+    const checkboxName = 'cb1';
+    final testWidget = FormBuilderCheckbox(
+      name: checkboxName,
+      title: const Text('Checkbox 1'),
+      initialValue: false,
+    );
+    final widgetFinder = find.byWidget(testWidget);
+
+    await tester.pumpWidget(buildTestableFieldWidget(testWidget));
+
+    expect(formSave(), isTrue);
+    expect(formValue(checkboxName), isFalse);
+    await tester.tap(widgetFinder);
+    await tester.pumpAndSettle();
+    expect(formSave(), isTrue);
+    expect(formValue(checkboxName), isTrue);
+    await tester.tap(widgetFinder);
+    await tester.pumpAndSettle();
+    expect(formSave(), isTrue);
+    expect(formValue(checkboxName), isFalse);
+  });
+}

test/fields/form_builder_touch_spin_test.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:flutter_form_builder/flutter_form_builder.dart';
+import 'form_builder_tester.dart';
+
+void main() {
+  testWidgets('FormBuilderTouchSpin -- 1/2/1', (WidgetTester tester) async {
+    const widgetName = 'ts1';
+    final testWidget = FormBuilderTouchSpin(
+      name: widgetName,
+      initialValue: 1,
+      addIcon: const Icon(Icons.add),
+      subtractIcon: const Icon(Icons.remove),
+    );
+
+    await tester.pumpWidget(buildTestableFieldWidget(testWidget));
+
+    expect(formSave(), isTrue);
+    expect(formValue(widgetName), equals(1));
+    await tester.tap(find.byIcon(Icons.add));
+    await tester.pumpAndSettle();
+    expect(formSave(), isTrue);
+    expect(formValue(widgetName), equals(2));
+    await tester.tap(find.byIcon(Icons.remove));
+    await tester.pumpAndSettle();
+    expect(formSave(), isTrue);
+    expect(formValue(widgetName), equals(1));
+  });
+}