test: add missing tests on extensions

Author: deandreamatias

test/src/extensions/autovalidatemode_extension_test.dart

@@ -0,0 +1,33 @@
+import 'package:flutter/widgets.dart';
+import 'package:flutter_form_builder/src/extensions/autovalidatemode_extension.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  group('AutoValidateModeExtension', () {
+    test('when mode is always then return true', () {
+      final mode = AutovalidateMode.always;
+      final result = mode.isAlways;
+      expect(result, isTrue);
+    });
+    test('when mode is onUserInteraction then return true', () {
+      final mode = AutovalidateMode.onUserInteraction;
+      final result = mode.isOnUserInteraction;
+      expect(result, isTrue);
+    });
+    test('when mode is disabled then return false', () {
+      final mode = AutovalidateMode.disabled;
+      final result = mode.isEnable;
+      expect(result, isFalse);
+    });
+    test('when mode is always then isEnable should return true', () {
+      final mode = AutovalidateMode.always;
+      final result = mode.isEnable;
+      expect(result, isTrue);
+    });
+    test('when mode is onUserInteraction then isEnable should return true', () {
+      final mode = AutovalidateMode.onUserInteraction;
+      final result = mode.isEnable;
+      expect(result, isTrue);
+    });
+  });
+}

test/src/extensions/generic_validator_test.dart

@@ -0,0 +1,67 @@
+import 'package:flutter_form_builder/src/extensions/generic_validator.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  group('GenericValidator -', () {
+    test('when type is String and value is empty then return true', () {
+      final String value = '';
+      final result = value.emptyValidator();
+      expect(result, isTrue);
+    });
+    test('when type is String and value is not empty then return false', () {
+      final String value = 'not empty';
+      final result = value.emptyValidator();
+      expect(result, isFalse);
+    });
+    test('when type is List and value is empty then return true', () {
+      final List<int> value = [];
+      final result = value.emptyValidator();
+      expect(result, isTrue);
+    });
+    test('when type is List and value is not empty then return false', () {
+      final List<int> value = [1, 2, 3];
+      final result = value.emptyValidator();
+      expect(result, isFalse);
+    });
+    test('when type is Map and value is empty then return true', () {
+      final Map<String, int> value = {};
+      final result = value.emptyValidator();
+      expect(result, isTrue);
+    });
+    test('when type is Map and value is not empty then return false', () {
+      final Map<String, int> value = {'key': 1};
+      final result = value.emptyValidator();
+      expect(result, isFalse);
+    });
+    test('when type is Set and value is empty then return true', () {
+      final Set<int> value = {};
+      final result = value.emptyValidator();
+      expect(result, isTrue);
+    });
+    test('when type is Set and value is not empty then return false', () {
+      final Set<int> value = {1, 2, 3};
+      final result = value.emptyValidator();
+      expect(result, isFalse);
+    });
+    test('when type is Iterable and value is empty then return true', () {
+      final Iterable<int> value = [];
+      final result = value.emptyValidator();
+      expect(result, isTrue);
+    });
+    test('when type is Iterable and value is not empty then return false', () {
+      final Iterable<int> value = [1, 2, 3];
+      final result = value.emptyValidator();
+      expect(result, isFalse);
+    });
+    test('when type is not and empty possible then return false', () {
+      final int value = 1;
+      final result = value.emptyValidator();
+      expect(result, isFalse);
+    });
+    test('when value is null then return true', () {
+      final String? value = null;
+      final result = value.emptyValidator();
+      expect(result, isTrue);
+    });
+  });
+}