public async Task ShouldReturnEmptyListIfNoCamerasFound()
{
var expectedResult = new GetRoverCameras.Result
{
Cameras = new List <GetRoverCameras.Camera>()
};
var options = new DbContextOptionsBuilder <NasaContext>()
.UseInMemoryDatabase(databaseName: "Nasa")
.Options;
using (var context = new NasaContext(options))
{
var query = _fixture.Create <GetRoverCameras.Query>();
var handler = new GetRoverCameras.Handler(context);
var result = await handler.Handle(query, CancellationToken.None);
result.Should().BeEquivalentTo(expectedResult);
}
}
public async Task ShouldReturnCameras()
{
var options = new DbContextOptionsBuilder <NasaContext>()
.UseInMemoryDatabase(databaseName: "Nasa")
.Options;
using (var context = new NasaContext(options))
{
var rover = _fixture.Create <Business.Models.Rover>();
var cameras = _fixture.Build <Business.Models.Camera>()
.Without(x => x.Rover)
.With(x => x.RoverId, rover.Id)
.CreateMany()
.ToList();
context.Rovers.Add(rover);
context.Cameras.AddRange(cameras);
context.SaveChanges();
var expectedResult = _fixture.Build <GetRoverCameras.Result>()
.With(x => x.Cameras, cameras.Select(x =>
new GetRoverCameras.Camera
{
Name = x.Name,
FullName = x.FullName
}).ToList()
).Create();
var query = _fixture.Build <GetRoverCameras.Query>()
.With(x => x.RoverId, rover.Id)
.Create();
var handler = new GetRoverCameras.Handler(context);
var result = await handler.Handle(query, CancellationToken.None);
result.Should().BeEquivalentTo(expectedResult);
}
}
public async Task ShouldReturnEmptyListIfInvalidRoverId()
{
var options = new DbContextOptionsBuilder <NasaContext>()
.UseInMemoryDatabase(databaseName: "Nasa")
.Options;
using (var context = new NasaContext(options))
{
var rover = _fixture.Create <Business.Models.Rover>();
var cameras = _fixture.Build <Business.Models.Camera>()
.Without(x => x.Rover)
.With(x => x.RoverId, rover.Id)
.CreateMany()
.ToList();
context.Rovers.Add(rover);
context.Cameras.AddRange(cameras);
context.SaveChanges();
var expectedResult = _fixture.Build <GetRoverCameras.Result>()
.With(x => x.Cameras, new List <GetRoverCameras.Camera>())
.Create();
var query = _fixture.Create <GetRoverCameras.Query>();
while (query.RoverId == rover.Id)
{
//I doubt this will ever be hit 1 in 2.147b chance, but there's a chance.
query = _fixture.Create <GetRoverCameras.Query>();
}
var handler = new GetRoverCameras.Handler(context);
var result = await handler.Handle(query, CancellationToken.None);
result.Should().BeEquivalentTo(expectedResult);
}
}
