75 lines
3.0 KiB
C#
75 lines
3.0 KiB
C#
using ErrorOr;
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using Musify.Application.Tests.TestSupport;
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using Musify.Application.Users;
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using Musify.Domain.Entities;
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using Xunit;
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namespace Musify.Application.Tests.Users;
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public sealed class GetUserFollowingQueryHandlerTests : HandlerTestBase
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{
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private GetUserFollowingQueryHandler CreateHandler() => new(Database);
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[Fact]
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public async Task Handle_Anonymous_ReturnsFollowedUsers()
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{
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var user = TestEntities.User(1, "user");
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var followedA = TestEntities.User(2, "followedA");
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var followedB = TestEntities.User(3, "followedB");
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await SeedAsync(
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user, followedA, followedB,
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new UserFollow { FollowerId = user.Id, FollowedId = followedA.Id },
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new UserFollow { FollowerId = user.Id, FollowedId = followedB.Id });
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var result = await CreateHandler().Handle(new GetUserFollowingQuery(null, user.Id, 1, 20), TestContext.Current.CancellationToken);
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Assert.False(result.IsError);
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Assert.Equal(2, result.Value.TotalItemCount);
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Assert.All(result.Value.Items, item => Assert.False(item.IsFollowedByViewer));
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}
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[Fact]
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public async Task Handle_Viewer_MarksUsersTheViewerFollows()
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{
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var viewer = TestEntities.User(1, "viewer");
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var user = TestEntities.User(2, "user");
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var followedA = TestEntities.User(3, "followedA");
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var followedB = TestEntities.User(4, "followedB");
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await SeedAsync(
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viewer, user, followedA, followedB,
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new UserFollow { FollowerId = user.Id, FollowedId = followedA.Id },
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new UserFollow { FollowerId = user.Id, FollowedId = followedB.Id },
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new UserFollow { FollowerId = viewer.Id, FollowedId = followedA.Id });
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var result = await CreateHandler().Handle(new GetUserFollowingQuery(viewer.Id, user.Id, 1, 20), TestContext.Current.CancellationToken);
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Assert.False(result.IsError);
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Assert.All(result.Value.Items, item => Assert.Equal(item.Id == followedA.Id, item.IsFollowedByViewer));
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}
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[Fact]
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public async Task Handle_Pagination_ReturnsRequestedPage()
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{
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await SeedAsync(
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TestEntities.User(1, "user"), TestEntities.User(2, "a"), TestEntities.User(3, "b"), TestEntities.User(4, "c"),
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new UserFollow { FollowerId = 1, FollowedId = 2 },
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new UserFollow { FollowerId = 1, FollowedId = 3 },
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new UserFollow { FollowerId = 1, FollowedId = 4 });
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var result = await CreateHandler().Handle(new GetUserFollowingQuery(null, 1, 2, 2), TestContext.Current.CancellationToken);
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Assert.False(result.IsError);
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Assert.Single(result.Value.Items);
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Assert.Equal(3, result.Value.TotalItemCount);
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Assert.False(result.Value.HasNextPage);
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}
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[Fact]
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public async Task Handle_UserMissing_ReturnsNotFound()
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{
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var result = await CreateHandler().Handle(new GetUserFollowingQuery(null, 404, 1, 20), TestContext.Current.CancellationToken);
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Assert.Equal(ErrorType.NotFound, result.FirstError.Type);
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}
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}
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