public async Task <GetStatisticsDto> GetStatistics()
{
var query = GetStatisticsQuery.Create();
var result = await _mediator.Send(query);
return(result);
}
public void WhenRequestingStatistics_ThenStatisticsAreReturned()
{
var date1 = new DateTime(2020, 5, 23, 23, 58, 1, DateTimeKind.Utc);
var date2 = new DateTime(2020, 5, 24, 11, 03, 1, DateTimeKind.Utc);
var date3 = new DateTime(2020, 5, 25, 0, 0, 0, DateTimeKind.Utc);
var givenMedia = new[]
{
new MediaInstance {
Id = "media1", Timestamp = date1
},
new MediaInstance {
Id = "media2", Timestamp = date1
},
new MediaInstance {
Id = "media3", Timestamp = date2
},
new MediaInstance {
Id = "media4", Timestamp = date2
},
new MediaInstance {
Id = "media5", Timestamp = date2
},
};
var expectedResult = new GetStatisticsDto {
Data = new List <List <long> >
{
new List <long> {
(long)(date1.Date - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds, 2
},
new List <long> {
(long)(date2.Date - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds, 5
},
new List <long> {
(long)(date3.Date - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds, 5
}
}
};
IApplicationContext context = CreateMockApplicationContext(givenMedia);
var query = GetStatisticsQuery.Create();
IRequestHandler <GetStatisticsQuery, GetStatisticsDto> sut = new GetStatisticsQueryHandler(context, _timeProviderMock.Object);
var actualResult = sut.Handle(query, CancellationToken.None).Result;
actualResult.Should().BeEquivalentTo(expectedResult);
}
public void WhenRequestingStatisticsFromEmptyList_ThenListWithoutInstancesIsReturned()
{
var date3 = new DateTime(2020, 5, 25, 15, 34, 1, DateTimeKind.Utc);
IEnumerable <MediaInstance> givenMedia = new List <MediaInstance>();
var expectedResult = new GetStatisticsDto {
Data = new List <List <long> >
{
new List <long> {
(long)(date3.Date - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalMilliseconds, 0
}
}
};
IApplicationContext context = CreateMockApplicationContext(givenMedia);
var query = GetStatisticsQuery.Create();
IRequestHandler <GetStatisticsQuery, GetStatisticsDto> sut = new GetStatisticsQueryHandler(context, _timeProviderMock.Object);
var actualResult = sut.Handle(query, CancellationToken.None).Result;
actualResult.Should().BeEquivalentTo(expectedResult);
}