public async Task downloads_for_all_installations_when_no_data_in_database()
{
// Arrange
var downloadedData = new Installation();
foreach (short installationId in _installationIds)
{
_downloaderMock.Setup(x => x.DownloadAirQualityData(installationId))
.ReturnsAsync(downloadedData);
}
var programController = new ProgramController(
unitOfWork: _unitOfWork,
installationIds: _installationIds,
airlyInstallationDownloader: _downloaderMock.Object);
// Act
var installations = await programController.DownloadInstallationInfos();
// Assert
_downloaderMock.Verify(
x => x.DownloadAirQualityData(It.IsAny <short>()),
Times.Exactly(_installationIds.Count));
Assert.Equal(_installationIds.Count, installations.Count);
}
public async Task does_not_download_when_data_is_up_to_date_and_all_installation_ids_in_database()
{
// Arrange
const short installationUpdateDaysPeriod = 3;
var upToDateUpdateDate = DateTime.UtcNow.Date.AddDays(-1);
for (int i = 0; i < _installationIds.Count; i++)
{
var exampleInstallationInfo = GetTestInstallationInfo(
_installationIds[i], upToDateUpdateDate);
_context.InstallationInfos.Add(exampleInstallationInfo);
}
_context.SaveChanges();
var programController = new ProgramController(
unitOfWork: _unitOfWork,
installationIds: _installationIds,
airlyInstallationDownloader: _downloaderMock.Object,
installationUpdateDaysPeriod: installationUpdateDaysPeriod);
// Act
var installations = await programController.DownloadInstallationInfos();
// Assert
_downloaderMock.Verify(
x => x.DownloadAirQualityData(It.IsAny <short>()), Times.Never);
Assert.Empty(installations);
}
public async Task downloads_for_installations_not_present_in_database()
{
// Arrange
var downloadedData = new Installation();
var modifiedInstallationIds = new List <short>();
short newInstallationId = 1;
while (_installationIds.Contains(newInstallationId))
{
newInstallationId++;
}
modifiedInstallationIds.Add(newInstallationId);
modifiedInstallationIds.AddRange(
_installationIds.GetRange(0, _installationIds.Count - 1));
foreach (short installationId in _installationIds)
{
var exampleInstallationInfo
= GetTestInstallationInfo(installationId, DateTime.UtcNow.Date);
_context.InstallationInfos.Add(exampleInstallationInfo);
}
_context.SaveChanges();
_downloaderMock.Setup(x => x.DownloadAirQualityData(newInstallationId))
.ReturnsAsync(downloadedData);
var programController = new ProgramController(
unitOfWork: _unitOfWork,
installationIds: modifiedInstallationIds,
airlyInstallationDownloader: _downloaderMock.Object);
// Act
var installations = await programController.DownloadInstallationInfos();
// Assert
_downloaderMock.Verify(
x => x.DownloadAirQualityData(newInstallationId), Times.Once);
_downloaderMock.Verify(
x => x.DownloadAirQualityData(It.IsAny <short>()), Times.Once);
Assert.Single(installations);
}
public async Task downloads_when_at_least_update_period_elapsed_from_last_update()
{
// Arrange
short outOfDateInstallationId = _installationIds[0];
const short installationUpdateDaysPeriod = 3;
var outOfDateUpdateDate
= DateTime.UtcNow.Date.AddDays(-installationUpdateDaysPeriod);
var exampleInstallationInfo = GetTestInstallationInfo(
outOfDateInstallationId, outOfDateUpdateDate);
_context.InstallationInfos.Add(exampleInstallationInfo);
for (int i = 1; i < _installationIds.Count; i++)
{
exampleInstallationInfo = GetTestInstallationInfo(
_installationIds[i], outOfDateUpdateDate.AddDays(2));
_context.InstallationInfos.Add(exampleInstallationInfo);
}
_context.SaveChanges();
var programController = new ProgramController(
unitOfWork: _unitOfWork,
installationIds: _installationIds,
airlyInstallationDownloader: _downloaderMock.Object,
installationUpdateDaysPeriod: installationUpdateDaysPeriod);
// Act
var installations = await programController.DownloadInstallationInfos();
// Assert
_downloaderMock.Verify(
x => x.DownloadAirQualityData(outOfDateInstallationId), Times.Once);
_downloaderMock.Verify(
x => x.DownloadAirQualityData(It.IsAny <short>()), Times.Once);
Assert.Single(installations);
}
public async Task returns_data_for_all_installations()
{
// Arrange
var downloadedData = new Installation();
foreach (short installationId in _installationIds)
{
_downloaderMock.Setup(x => x.DownloadAirQualityData(installationId))
.ReturnsAsync(downloadedData);
}
var programController = new ProgramController(
unitOfWork: _unitOfWork,
installationIds: _installationIds,
airlyInstallationDownloader: _downloaderMock.Object);
// Act
var installations = await programController.DownloadInstallationInfos();
// Assert
Assert.Equal(_installationIds.Count, installations.Count);
}
public async Task does_not_download_when_no_installations()
{
// Arrange
var downloadedData = new Installation();
var emptyInstallationIds = new List <short>();
_downloaderMock.Setup(x => x.DownloadAirQualityData(It.IsAny <short>()))
.ReturnsAsync(downloadedData);
var programController = new ProgramController(
unitOfWork: _unitOfWork,
installationIds: emptyInstallationIds,
airlyInstallationDownloader: _downloaderMock.Object);
// Act
var installations = await programController.DownloadInstallationInfos();
// Assert
_downloaderMock.Verify(
x => x.DownloadAirQualityData(It.IsAny <short>()), Times.Never());
Assert.Empty(installations);
}
