public async Task <NpmPackageFile?> DownloadPackageAsync(NpmPackageId id, CancellationToken token)
{
// does not work: https://registry.npmjs.org/@types%2Fangular/1.6.55
var url = new Uri(new Uri(Host), UrlEncoder.Default.Encode(id.Name));
JObject index;
using (var client = HttpClientFactory())
using (var response = await client.GetAsync(url, token))
{
if (response.StatusCode == HttpStatusCode.NotFound)
{
return(null);
}
await response.AssertStatusCodeOk();
using (var stream = await response.Content.ReadAsStreamAsync())
{
index = stream.JsonDeserialize <JObject>();
}
}
var version = index.Value <JObject>("versions").Value <JObject>(id.Version);
if (version == null)
{
return(null);
}
// https://registry.npmjs.org/@types/angular/-/angular-1.6.55.tgz
var packageUrl = new Uri(version.Value <JObject>("dist").Value <string>("tarball"));
var fileName = packageUrl.LocalPath.Substring(packageUrl.LocalPath.LastIndexOf('/') + 1);
using (var client = HttpClientFactory())
using (var stream = await client.GetStreamAsync(packageUrl))
{
var content = await stream.ToArrayAsync(token);
return(new NpmPackageFile(fileName, content));
}
}
public async Task DownloadPackage()
{
var package = new NpmPackageId("@types/angular", "1.6.55");
_mockHttp
.When(HttpMethod.Get, NpmApi.Host + "/@types%2Fangular")
.Respond(
MediaTypeNames.Application.Json,
TempFile.OpenResource(GetType(), "NpmApiTest.TypesAngular.get.json"));
_mockHttp
.When(HttpMethod.Get, "https://registry.npmjs.org/@types/angular/-/angular-1.6.55.tgz")
.Respond(
MediaTypeNames.Application.Octet,
TempFile.OpenResource(GetType(), "NpmApiTest.TypesAngular.1.6.56.tgz"));
var content = await _sut.DownloadPackageAsync(package, CancellationToken.None);
content.ShouldNotBeNull();
content.Value.Name.ShouldBe("angular-1.6.55.tgz");
content.Value.Content.Length.ShouldBe(32132);
}