public async Task returns_empty_installation_object_when_api_response_is_null()
{
// Arrange
const string response = null;
var webClientMock = new Mock <IWebClientAdapter>();
webClientMock.Setup(_ => _.DownloadStringTaskAsync(It.IsAny <string>()))
.ReturnsAsync(response);
webClientMock.SetupProperty(_ => _.Headers, new WebHeaderCollection());
var airlyInstallationDownloader
= new AirlyInstallationDownloader(_config, webClientMock.Object);
// Act
var installation = await airlyInstallationDownloader
.DownloadAirQualityData(_installationId);
// Assert
Assert.NotNull(installation);
}
public async Task calls_download_string_method_once()
{
// Arrange
const string response = "{}";
var webClientMock = new Mock <IWebClientAdapter>();
webClientMock.Setup(_ => _.DownloadStringTaskAsync(It.IsAny <string>()))
.ReturnsAsync(response);
webClientMock.SetupProperty(_ => _.Headers, new WebHeaderCollection());
var airlyInstallationDownloader
= new AirlyInstallationDownloader(_config, webClientMock.Object);
// Act
var installation = await airlyInstallationDownloader
.DownloadAirQualityData(_installationId);
// Assert
webClientMock.Verify(
_ => _.DownloadStringTaskAsync(It.IsAny <string>()), Times.Once());
}
public async Task returns_not_null_installation_object_when_api_response_is_correct_json_object()
{
// Arrange
string response = AirlyApiUtilities.GetTestAirlyInstallationJson();
var webClientMock = new Mock <IWebClientAdapter>();
webClientMock.Setup(_ => _.DownloadStringTaskAsync(It.IsAny <string>()))
.ReturnsAsync(response);
webClientMock.SetupProperty(_ => _.Headers, new WebHeaderCollection());
var airlyInstallationDownloader
= new AirlyInstallationDownloader(_config, webClientMock.Object);
// Act
var installation = await airlyInstallationDownloader
.DownloadAirQualityData(_installationId);
// Assert
Assert.NotNull(installation);
Assert.NotNull(installation.Address);
Assert.NotNull(installation.Location);
Assert.NotNull(installation.Sponsor);
}
