public async Task DownloadDiagnosisKeysAsync(DiagnosisKeyEntry diagnosisKeyEntry, string path)
{
Uri uri = new Uri(diagnosisKeyEntry.Url);
HttpResponseMessage response = await _client.GetAsync(uri);
if (response.IsSuccessStatusCode)
{
string fileName = uri.Segments[uri.Segments.Length - 1];
string outputPath = Path.Combine(path, fileName);
byte[] buffer = new byte[BUFFER_LENGTH];
using BufferedStream bs = new BufferedStream(await response.Content.ReadAsStreamAsync());
using FileStream fs = File.OpenWrite(outputPath);
int len = 0;
while ((len = await bs.ReadAsync(buffer, 0, buffer.Length)) > 0)
{
await fs.WriteAsync(buffer, 0, len);
}
}
else
{
Debug.Print($"DownloadDiagnosisKeysAsync {response.StatusCode}");
}
}
public async void DownloadDiagnosisKeysAsyncTests_HttpError(System.Net.HttpStatusCode statusCode)
{
var content = new ByteArrayContent(Encoding.UTF8.GetBytes(""));
content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue(@"application/zip");
var client = HttpClientUtils.CreateHttpClient(
statusCode,
content
);
mockClientService.Setup(x => x.Create()).Returns(client);
var entry = new DiagnosisKeyEntry()
{
Region = 1,
Url = "https://example.com/1.zip",
Created = 12345678
};
var tmpPath = Path.GetTempPath();
await Assert.ThrowsAsync <HttpRequestException>(async() =>
{
var unitUnderTest = CreateRepository();
string result = await unitUnderTest.DownloadDiagnosisKeysAsync(entry, tmpPath, default);
});
var outputPath = Path.Combine(tmpPath, "1.zip");
if (File.Exists(outputPath))
{
File.Delete(outputPath);
}
}
public async void DownloadDiagnosisKeysAsyncTests_Success()
{
var content = new ByteArrayContent(Encoding.UTF8.GetBytes(""));
content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue(@"application/zip");
var client = HttpClientUtils.CreateHttpClient(
HttpStatusCode.OK,
content
);
mockClientService.Setup(x => x.Create()).Returns(client);
var entry = new DiagnosisKeyEntry()
{
Region = 1,
Url = "https://example.com/1.zip",
Created = 12345678
};
var tmpPath = Path.GetTempPath();
var unitUnderTest = CreateRepository();
var result = await unitUnderTest.DownloadDiagnosisKeysAsync(entry, tmpPath, default);
Assert.Equal(Path.Combine(tmpPath, "1.zip"), result);
if (File.Exists(result))
{
File.Delete(result);
}
}
public async Task <string> DownloadDiagnosisKeysAsync(DiagnosisKeyEntry diagnosisKeyEntry, string outputDir, CancellationToken cancellationToken)
{
Uri uri = new Uri(diagnosisKeyEntry.Url);
HttpResponseMessage response = await _httpClient.GetAsync(uri, cancellationToken);
if (response.IsSuccessStatusCode)
{
string fileName = uri.Segments[uri.Segments.Length - 1];
string outputPath = Path.Combine(outputDir, fileName);
byte[] buffer = new byte[BUFFER_LENGTH];
using BufferedStream bs = new BufferedStream(await response.Content.ReadAsStreamAsync());
using FileStream fs = File.OpenWrite(outputPath);
int len = 0;
while ((len = await bs.ReadAsync(buffer, 0, buffer.Length)) > 0)
{
await fs.WriteAsync(buffer, 0, len);
}
return(outputPath);
}
else
{
_loggerService.Debug($"DownloadDiagnosisKeysAsync {response.StatusCode}");
throw new HttpRequestException($"Request failed with status code {response.StatusCode}");
}
}
