feat: adding test for core of the package

.github/workflows/ci.yml

@@ -0,0 +1,36 @@
+name: Flutter Package CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v3
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: stable
+          cache: true
+
+      - name: Flutter version
+        run: flutter --version
+
+      - name: Install dependencies
+        run: flutter pub get
+
+      - name: Verify formatting
+        run: dart format --output=none --set-exit-if-changed .
+
+      - name: Analyze project source
+        run: flutter analyze
+
+      - name: Run tests
+        run: flutter test -r github

.github/workflows/code-cov.yml

@@ -0,0 +1,28 @@
+name: Code Coverage
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  upload:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: "stable"
+      - name: Get packages
+        run: flutter pub get
+      - name: Generate coverage file
+        run: flutter test --coverage
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          fail_ci_if_error: true
+          files: ./coverage/lcov.info
+          flags: flutter

.gitignore

@@ -9,6 +9,7 @@
 .history
 .svn/
 migrate_working_dir/
+coverage/
 
 # IntelliJ related
 *.iml

codecov.yml

@@ -0,0 +1,3 @@
+coverage:
+  ignore:
+    - "**._()"  # Ignore all private constructors

lib/src/built_in/toastification_type.dart

@@ -18,10 +18,8 @@ class ToastificationType {
   static const error =
       ToastificationType._('error', errorColor, Iconsax.close_circle_copy);
 
-  // Factory for custom types
-  static ToastificationType custom(String name, Color color, IconData icon) {
-    return ToastificationType._(name, color, icon);
-  }
+  const factory ToastificationType.custom(
+      String name, Color color, IconData icon) = ToastificationType._;
 
   static List<ToastificationType> get defaultValues =>
       [info, success, warning, error];

lib/src/core/toastification.dart

@@ -240,11 +240,11 @@ class Toastification {
     OverlayState? overlayState,
     AlignmentGeometry? alignment,
     Duration? autoCloseDuration,
+    Duration? animationDuration,
     ToastificationAnimationBuilder? animationBuilder,
     ToastificationType? type,
     ToastificationStyle? style,
     Widget? title,
-    Duration? animationDuration,
     Widget? description,
     Widget? icon,
     Color? primaryColor,

lib/src/core/toastification_callbacks.dart

@@ -1,11 +1,12 @@
+import 'package:equatable/equatable.dart';
 import 'package:flutter/material.dart';
 import 'package:toastification/toastification.dart';
 
 /// A set of callbacks that you can provide to a [Toastification] widget.
 /// Used to listen for various events in the lifecycle of the [Toastification].
 /// All of the callbacks are optional.
 ///
-class ToastificationCallbacks {
+class ToastificationCallbacks extends Equatable {
   /// Creates a set of callbacks that you can provide to a [Toastification] widget.
   const ToastificationCallbacks({
     this.onTap,
@@ -28,4 +29,12 @@ class ToastificationCallbacks {
 
   /// Called when the toast is dismissed by a user gesture (e.g. a swipe).
   final ValueChanged<ToastificationItem>? onDismissed;
+
+  @override
+  List<Object?> get props => [
+        onTap,
+        onCloseButtonTap,
+        onAutoCompleteCompleted,
+        onDismissed,
+      ];
 }

lib/src/core/toastification_config.dart

@@ -2,10 +2,17 @@ import 'package:equatable/equatable.dart';
 import 'package:flutter/material.dart';
 import 'package:toastification/toastification.dart';
 
-const _defaultAlignment = AlignmentDirectional.topEnd;
-const _itemAnimationDuration = Duration(milliseconds: 600);
-const _defaultWidth = 400.0;
-const _defaultClipBehavior = Clip.none;
+@visibleForTesting
+const defaultAlignment = AlignmentDirectional.topEnd;
+
+@visibleForTesting
+const defaultItemAnimationDuration = Duration(milliseconds: 600);
+
+@visibleForTesting
+const defaultWidth = 400.0;
+
+@visibleForTesting
+const defaultClipBehavior = Clip.none;
 
 typedef ToastificationMarginBuilder = EdgeInsetsGeometry Function(
   BuildContext context,
@@ -24,12 +31,12 @@ typedef ToastificationMarginBuilder = EdgeInsetsGeometry Function(
 ///
 class ToastificationConfig extends Equatable {
   const ToastificationConfig({
-    this.alignment = _defaultAlignment,
-    this.itemWidth = _defaultWidth,
-    this.clipBehavior = _defaultClipBehavior,
-    this.animationDuration = _itemAnimationDuration,
-    this.animationBuilder = _defaultAnimationBuilderConfig,
-    this.marginBuilder = _defaultMarginBuilder,
+    this.alignment = defaultAlignment,
+    this.itemWidth = defaultWidth,
+    this.clipBehavior = defaultClipBehavior,
+    this.animationDuration = defaultItemAnimationDuration,
+    this.animationBuilder = defaultAnimationBuilderConfig,
+    this.marginBuilder = defaultMarginBuilder,
     this.applyMediaQueryViewInsets = true,
     this.maxToastLimit = 10,
   });
@@ -68,6 +75,7 @@ class ToastificationConfig extends Equatable {
     Duration? animationDuration,
     ToastificationAnimationBuilder? animationBuilder,
     ToastificationMarginBuilder? marginBuilder,
+    int? maxToastLimit,
     bool? applyMediaQueryViewInsets,
   }) {
     return ToastificationConfig(
@@ -77,6 +85,7 @@ class ToastificationConfig extends Equatable {
       animationDuration: animationDuration ?? this.animationDuration,
       animationBuilder: animationBuilder ?? this.animationBuilder,
       marginBuilder: marginBuilder ?? this.marginBuilder,
+      maxToastLimit: maxToastLimit ?? this.maxToastLimit,
       applyMediaQueryViewInsets:
           applyMediaQueryViewInsets ?? this.applyMediaQueryViewInsets,
     );
@@ -89,12 +98,14 @@ class ToastificationConfig extends Equatable {
         clipBehavior,
         animationDuration,
         marginBuilder,
+        maxToastLimit,
         applyMediaQueryViewInsets,
       ];
 }
 
 /// Default animation builder for [Toastification]
-Widget _defaultAnimationBuilderConfig(
+@visibleForTesting
+Widget defaultAnimationBuilderConfig(
   BuildContext context,
   Animation<double> animation,
   Alignment alignment,
@@ -108,7 +119,8 @@ Widget _defaultAnimationBuilderConfig(
 }
 
 /// Default margin builder for [Toastification]
-EdgeInsetsGeometry _defaultMarginBuilder(
+@visibleForTesting
+EdgeInsetsGeometry defaultMarginBuilder(
   BuildContext context,
   AlignmentGeometry alignment,
 ) {

lib/src/core/toastification_manager.dart

@@ -14,6 +14,15 @@ class ToastificationManager {
     required this.config,
   });
 
+  /// this is the delay for showing the overlay entry
+  /// We need this delay because we want to show the item animation after
+  /// the overlay created
+  ///
+  /// When we want to show first toast, we need to wait for the overlay to be created
+  /// and then show the toast item.
+  @visibleForTesting
+  static final kCreateOverlayDelay = const Duration(milliseconds: 100);
+
   final Alignment alignment;
 
   final ToastificationConfig config;
@@ -27,14 +36,6 @@ class ToastificationManager {
   /// if the list is empty, the overlay entry will be removed
   final List<ToastificationItem> _notifications = [];
 
-  /// this is the delay for showing the overlay entry
-  /// We need this delay because we want to show the item animation after
-  /// the overlay created
-  ///
-  /// When we want to show first toast, we need to wait for the overlay to be created
-  /// and then show the toast item.
-  final _createOverlayDelay = const Duration(milliseconds: 100);
-
   /// this is the delay for removing the overlay entry
   ///
   /// when we want to remove the last toast, we need to wait for the animation
@@ -69,7 +70,7 @@ class ToastificationManager {
 
     if (_overlayEntry == null) {
       _createNotificationHolder(overlayState);
-      delay = _createOverlayDelay;
+      delay = kCreateOverlayDelay;
     }
 
     Future.delayed(

test/src/built_in/layout/standard/style/factory_test.dart

@@ -0,0 +1,51 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:toastification/toastification.dart';
+
+void main() {
+  group('StandardToastStyleFactory', () {
+    test('creates MinimalStandardToastStyle', () {
+      final style = StandardToastStyleFactory.createStyle(
+        style: StandardStyle.minimal,
+        type: ToastificationType.info,
+      );
+
+      expect(style, isA<MinimalStandardToastStyle>());
+    });
+
+    test('creates FilledStandardToastStyle', () {
+      final style = StandardToastStyleFactory.createStyle(
+        style: StandardStyle.fillColored,
+        type: ToastificationType.success,
+      );
+
+      expect(style, isA<FilledStandardToastStyle>());
+    });
+
+    test('creates FlatStandardColoredToastStyle', () {
+      final style = StandardToastStyleFactory.createStyle(
+        style: StandardStyle.flatColored,
+        type: ToastificationType.warning,
+      );
+
+      expect(style, isA<FlatStandardColoredToastStyle>());
+    });
+
+    test('creates FlatStandardToastStyle', () {
+      final style = StandardToastStyleFactory.createStyle(
+        style: StandardStyle.flat,
+        type: ToastificationType.error,
+      );
+
+      expect(style, isA<FlatStandardToastStyle>());
+    });
+
+    test('creates SimpleStandardToastStyle', () {
+      final style = StandardToastStyleFactory.createStyle(
+        style: StandardStyle.simple,
+        type: ToastificationType.info,
+      );
+
+      expect(style, isA<SimpleStandardToastStyle>());
+    });
+  });
+}