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samples/compass_app/app/test/ui/results/results_viewmodel_test.dart

29 lines
990 B

import 'package:compass_app/domain/models/itinerary_config/itinerary_config.dart';
Create compass-app first feature (#2342) As part of the work for the compass-app / architecture examples This PR is considerably large, so apologies for that, but as it contains the first feature there is a lot of set up work involved. Could be easier to review by opening the project on the IDE. **Merge to `compass-app` not `main`** cc. @ericwindmill ### Details #### Folder structure The project follows this folder structure: - `lib/config/`: Put here any configuration files. - `lib/config/dependencies.dart`: Configures the dependency tree (i.e. Provider) - `lib/data/models/`: Data classes - `lib/data/repositories/`: Data repositories - `lib/data/services/`: Data services (e.g. network API client) - `lib/routing`: Everything related to navigation (could be moved to `common`) - `lib/ui/core/themes`: several theming classes are here: colors, text styles and the app theme. - `lib/ui/core/ui`: widget components to use across the app - `lib/ui/<feature>/view_models`: ViewModels for the feature. - `lib/ui/<feature>/widgets`: Widgets for the feature. Unit tests also follow the same structure. #### State Management Most importantly, the project uses MVVM approach using `ChangeNotifier` with the help of Provider. This could be implemented without Provider or using any other way to inject the VM into the UI classes. #### Architecture approach - Data follows a unidirectional flow from Repository -> Usecase -> ViewModel -> Widgets -> User. - The provided data Repository is using local data from the `assets` folder, an abstract class is provided to hide this implementation detail to the Usecase, and also to allow multiple implementations in the future. ### Screenshots ![image](https://github.com/flutter/samples/assets/2494376/64c08c73-1f2c-4edd-82f6-3c9065f5995f) ### Extra notes: - Moved the app code to the `app` folder. We need to create a `server` project eventually. ### TODO: - Integrate a logging framework instead of using `print()`. - Do proper error handling. - Improve image loading and caching. - Complete tests with edge-cases and errors. - Better Desktop UI. ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
4 months ago
import 'package:compass_app/ui/results/view_models/results_viewmodel.dart';
import 'package:flutter_test/flutter_test.dart';
[Compass App] Booking screen (#2380) This PR adds the Booking screen at the end of the main app flow. After the user selects `Activity`s, these get stored in the `ItineraryConfig` and then the user navigates to the `BookingScreen`. In the `BookingScreen`, a `Booking` is generated with the `BookingCreateComponent`. This component communicates with multiple repositories, and it is a bit more complex than the average view model, something that we want to show as discussed in the previous PRs. <details> <summary>Screenshots</summary> ![image](https://github.com/user-attachments/assets/6a9d8d5b-0d2c-4724-8aca-d750186651b7) ![image](https://github.com/user-attachments/assets/0ef4d00e-e67b-4ec6-9ea3-28511ed4c2b8) </details> In the `BookingScreen`, the user can tap on "share trip" which displays the OS share sheet functionality. This uses the plugin `share_plus`, but the functionality is also wrapped in the `BookingShareComponent`, which takes a `Booking` object and creates a shareable string, then calls to the `Share.share()` method from `share_plus`. But the `share_plus` dependency is also injected into the `BookingShareComponent`, allowing us to unit test without plugin dependencies. This is an example of a shared booking to instant messaging: ![image](https://github.com/user-attachments/assets/5a559080-4f9a-45e6-a736-ab849a7adc39) **TODO** - I want to take a look at the whole experience on mobile, as I noticed some inconsistent UI and navigation issues that I couldn't see on Desktop. I will submit those in a new PR. - We also talked about user authentication in the design document. I will work on that once we are happy with the main app flow. ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
3 months ago
import '../../../testing/fakes/repositories/fake_destination_repository.dart';
import '../../../testing/fakes/repositories/fake_itinerary_config_repository.dart';
Create compass-app first feature (#2342) As part of the work for the compass-app / architecture examples This PR is considerably large, so apologies for that, but as it contains the first feature there is a lot of set up work involved. Could be easier to review by opening the project on the IDE. **Merge to `compass-app` not `main`** cc. @ericwindmill ### Details #### Folder structure The project follows this folder structure: - `lib/config/`: Put here any configuration files. - `lib/config/dependencies.dart`: Configures the dependency tree (i.e. Provider) - `lib/data/models/`: Data classes - `lib/data/repositories/`: Data repositories - `lib/data/services/`: Data services (e.g. network API client) - `lib/routing`: Everything related to navigation (could be moved to `common`) - `lib/ui/core/themes`: several theming classes are here: colors, text styles and the app theme. - `lib/ui/core/ui`: widget components to use across the app - `lib/ui/<feature>/view_models`: ViewModels for the feature. - `lib/ui/<feature>/widgets`: Widgets for the feature. Unit tests also follow the same structure. #### State Management Most importantly, the project uses MVVM approach using `ChangeNotifier` with the help of Provider. This could be implemented without Provider or using any other way to inject the VM into the UI classes. #### Architecture approach - Data follows a unidirectional flow from Repository -> Usecase -> ViewModel -> Widgets -> User. - The provided data Repository is using local data from the `assets` folder, an abstract class is provided to hide this implementation detail to the Usecase, and also to allow multiple implementations in the future. ### Screenshots ![image](https://github.com/flutter/samples/assets/2494376/64c08c73-1f2c-4edd-82f6-3c9065f5995f) ### Extra notes: - Moved the app code to the `app` folder. We need to create a `server` project eventually. ### TODO: - Integrate a logging framework instead of using `print()`. - Do proper error handling. - Improve image loading and caching. - Complete tests with edge-cases and errors. - Better Desktop UI. ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
4 months ago
void main() {
group('ResultsViewModel tests', () {
final viewModel = ResultsViewModel(
destinationRepository: FakeDestinationRepository(),
Compass App: Add "Activities", "Itinerary Config" and MVVM Commands (#2366) Part of the WIP for the Compass App example. Merge to `compass-app`. This PR introduces: - A new feature for Activities (UI unfinished). - A repository for the current Itinerary Configuration. - A `Command` utils class to be used in View Models. **Activities** - PR adds the `compass_app/app/assets/activities.json` (large file!) - Created `ActivityRepository` with local and remote implementation. - Added `getActivitiesByDestination` to `ApiClient` - Added `Activity` data model - Created `ActivitiesScreen` and `ActivitiesViewModel`. - WIP: Decided to finish the UI later due to the size the PR was taking. - WIP: Server implementation for Activities will be completed in another PR. **Itinerary Configuration** - Created the `ItineraryConfigRepository` with an "in-memory" implementation. (local database or shared preferences could potentially be implemented too) - Refactored the way screens share data, instead of passing data using the navigator query parameters, the screens store the state (the itinerary configuration) in this repository, and load it when the screen is opened. - This allows to navigate between screens, back and forth, and keep the selection of data the user made. **Commands** - To handle button taps and other running actions. - Encapsulates an action, exposes the running state (to show progress indicators), and ensures that the action cannot execute if it is already running (to avoid multiple taps on buttons). - Two implementations included, one without arguments `Command0`, and one that supports a single argument `Command1`. - Commands also provide an `onComplete` callback, in case the UI needs to do something when the action finished running (e.g. navigate). - Tests are included. **TODO in further PRs** - Finish the Activities UI and continue implementing the app flow. - Introduce an error handling solution. - Move the data jsons into a common folder (maybe a package?) so they can be shared between app and server and don't duplicate files. **Screencast** As it can be observed, the state of the screen is recovered from the stored "itinerary config". Note: Activites screen appears empty, the list is just printed on terminal at the moment. [Screencast from 2024-07-23 10-58-40.webm](https://github.com/user-attachments/assets/54805c66-2938-48dd-8f63-a26b1e88eab6) ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
4 months ago
itineraryConfigRepository: FakeItineraryConfigRepository(
itineraryConfig: ItineraryConfig(
continent: 'Europe',
startDate: DateTime(2024, 01, 01),
endDate: DateTime(2024, 01, 31),
guests: 2,
),
),
);
Create compass-app first feature (#2342) As part of the work for the compass-app / architecture examples This PR is considerably large, so apologies for that, but as it contains the first feature there is a lot of set up work involved. Could be easier to review by opening the project on the IDE. **Merge to `compass-app` not `main`** cc. @ericwindmill ### Details #### Folder structure The project follows this folder structure: - `lib/config/`: Put here any configuration files. - `lib/config/dependencies.dart`: Configures the dependency tree (i.e. Provider) - `lib/data/models/`: Data classes - `lib/data/repositories/`: Data repositories - `lib/data/services/`: Data services (e.g. network API client) - `lib/routing`: Everything related to navigation (could be moved to `common`) - `lib/ui/core/themes`: several theming classes are here: colors, text styles and the app theme. - `lib/ui/core/ui`: widget components to use across the app - `lib/ui/<feature>/view_models`: ViewModels for the feature. - `lib/ui/<feature>/widgets`: Widgets for the feature. Unit tests also follow the same structure. #### State Management Most importantly, the project uses MVVM approach using `ChangeNotifier` with the help of Provider. This could be implemented without Provider or using any other way to inject the VM into the UI classes. #### Architecture approach - Data follows a unidirectional flow from Repository -> Usecase -> ViewModel -> Widgets -> User. - The provided data Repository is using local data from the `assets` folder, an abstract class is provided to hide this implementation detail to the Usecase, and also to allow multiple implementations in the future. ### Screenshots ![image](https://github.com/flutter/samples/assets/2494376/64c08c73-1f2c-4edd-82f6-3c9065f5995f) ### Extra notes: - Moved the app code to the `app` folder. We need to create a `server` project eventually. ### TODO: - Integrate a logging framework instead of using `print()`. - Do proper error handling. - Improve image loading and caching. - Complete tests with edge-cases and errors. - Better Desktop UI. ## Pre-launch Checklist - [x] I read the [Flutter Style Guide] _recently_, and have followed its advice. - [x] I signed the [CLA]. - [x] I read the [Contributors Guide]. - [x] I updated/added relevant documentation (doc comments with `///`). - [x] All existing and new tests are passing. If you need help, consider asking for advice on the #hackers-devrel channel on [Discord]. <!-- Links --> [Flutter Style Guide]: https://github.com/flutter/flutter/blob/master/docs/contributing/Style-guide-for-Flutter-repo.md [CLA]: https://cla.developers.google.com/ [Discord]: https://github.com/flutter/flutter/blob/master/docs/contributing/Chat.md [Contributors Guide]: https://github.com/flutter/samples/blob/main/CONTRIBUTING.md
4 months ago
// perform a simple test
// verifies that the list of items is properly loaded
test('should load items', () async {
expect(viewModel.destinations.length, 2);
});
});
}