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Unittest for pinned post #2177

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Unittest for pinned post #2177

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6c69d9e
modified
nidhin29 Nov 27, 2023
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nidhin29 Nov 27, 2023
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nidhin29 Nov 28, 2023
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nidhin29 Nov 28, 2023
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nidhin29 Nov 28, 2023
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nidhin29 Nov 29, 2023
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51 changes: 29 additions & 22 deletions lib/widgets/pinned_post.dart
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Original file line number Diff line number Diff line change
@@ -1,8 +1,8 @@
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:talawa/locator.dart';
import 'package:talawa/models/post/post_model.dart';
import 'package:talawa/services/size_config.dart';
import 'package:talawa/views/after_auth_screens/feed/pinned_post_screen.dart';

/// a_line_ending_with_end_punctuation.
///
Expand Down Expand Up @@ -86,6 +86,7 @@ class PinnedPost extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Container(
key: const Key('hello'),
child: pinnedPosts.isNotEmpty
? SizedBox(
height: SizeConfig.screenHeight! * 0.25,
Expand All @@ -100,37 +101,43 @@ class PinnedPost extends StatelessWidget {
child: GestureDetector(
onTap: () {
// final Map<String, dynamic> arg = {"index": "$index","post": pinnedPosts};
navigationService.pushScreen(
'/pinnedpostscreen',
arguments: pinnedPosts[index],
Navigator.of(context).push(
MaterialPageRoute(
builder: (context) =>
PinnedPostScreen(post: pinnedPosts[index]),
),
);
},
child: SizedBox(
width: SizeConfig.screenWidth! / 4.1,
child: Column(
children: [
CachedNetworkImage(
cacheKey: pinnedPosts[index]['postId'],
imageUrl:
(pinnedPosts[index]['imageUrl'] ?? '').isEmpty
? 'placeHolderUrl'
: pinnedPosts[index]['imageUrl']!,
errorWidget: (context, url, error) {
return const CircularProgressIndicator();
},
height: SizeConfig.screenHeight! * 0.15,
fit: BoxFit.cover,
Expanded(
child: CachedNetworkImage(
cacheKey: pinnedPosts[index]['postId'],
imageUrl:
(pinnedPosts[index]['imageUrl'] ?? '').isEmpty
? 'placeHolderUrl'
: pinnedPosts[index]['imageUrl']!,
errorWidget: (context, url, error) {
return const CircularProgressIndicator();
},
height: SizeConfig.screenHeight! * 0.15,
fit: BoxFit.cover,
),
),
const SizedBox(height: 5),
Row(
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
'${pinnedPosts[index]['time']!}hr',
style: const TextStyle(
color: Colors.grey,
fontWeight: FontWeight.w200,
Expanded(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
'${pinnedPosts[index]['time']!}hr',
style: const TextStyle(
color: Colors.grey,
fontWeight: FontWeight.w200,
),
),
),
),
Expand Down
87 changes: 87 additions & 0 deletions test/widget_tests/widgets/pinned_post_test.dart
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Original file line number Diff line number Diff line change
@@ -0,0 +1,87 @@
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:talawa/demo_server_data/pinned_post_demo_data.dart';
import 'package:talawa/locator.dart';
import 'package:talawa/models/post/post_model.dart';
import 'package:talawa/services/size_config.dart';
import 'package:talawa/views/after_auth_screens/feed/pinned_post_screen.dart';
import 'package:talawa/widgets/pinned_post.dart';

import '../../helpers/test_helpers.dart';

/// List of pinned posts.
List<Post> _pinnedPosts =
pinnedPostsDemoData.map((e) => Post.fromJson(e)).toList();

/// getter for pinned post.
///
/// **params**:

List<Post> get pinnedPosts {
return _pinnedPosts;
}

/// main function.
///
/// **params**:
/// None
///
/// **returns**:
/// None
void main() {
TestWidgetsFlutterBinding.ensureInitialized();
setupLocator();
locator<SizeConfig>().test();
setUp(() {
registerServices();
locator<SizeConfig>().test();
});
tearDown(() {
unregisterServices();
});

testWidgets('If conatiner is coming on calling pinnedwidget',
(widgetTester) async {
await widgetTester.pumpWidget(
MaterialApp(
home: PinnedPost(pinnedPost: pinnedPosts),
),
);
await widgetTester.pumpAndSettle();
expect(find.byKey(const Key('hello')), findsOneWidget);
});

testWidgets('Text widget is present when there are pinned posts',
(widgetTester) async {
await widgetTester.pumpWidget(
MaterialApp(
home: PinnedPost(pinnedPost: pinnedPosts),
),
);
await widgetTester.pumpAndSettle();
expect(find.byType(Text), findsWidgets);
});

testWidgets('Text widget displays the correct text', (widgetTester) async {
await widgetTester.pumpWidget(
MaterialApp(
home: PinnedPost(pinnedPost: pinnedPosts),
),
);
await widgetTester.pumpAndSettle();
expect(find.text('Church Meeting'), findsOneWidget);
});

testWidgets('Tapping on a post triggers navigation', (widgetTester) async {
await widgetTester.pumpWidget(
MaterialApp(
home: PinnedPost(pinnedPost: pinnedPosts),
),
);
await widgetTester.pump();
await widgetTester.tap(find.text('Church Meeting'));
await widgetTester.pumpAndSettle();
expect(find.byType(PinnedPost), findsNothing);
expect(find.byType(PinnedPostScreen), findsOneWidget);
});
}
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