private async Task should_return_stream(
Mock <IWebSocketClient> webSocket,
SlackConnection slackConnection,
string slackKey,
Fixture fixture)
{
using (var httpTest = new HttpTest())
{
// given
var downloadUri = new Uri($"https://files.slack.com/{fixture.Create<string>()}");
var connectionInfo = new ConnectionInformation {
WebSocket = webSocket.Object, SlackKey = slackKey
};
await slackConnection.Initialise(connectionInfo);
httpTest
.RespondWithJson(new { fakeObject = true });
// when
var result = await slackConnection.DownloadFile(downloadUri);
// then
result.ShouldNotBeNull();
httpTest
.ShouldHaveCalled(downloadUri.AbsoluteUri)
.WithOAuthBearerToken(slackKey);
}
}
public async Task should_download_file()
{
// given
var uri = new Uri("https://files.slack.com/files-pri/T3NFBGBAS-FBUSTA0P4/fuuuu.gif");
// when
var download = await SlackConnection.DownloadFile(uri);
// then
using (download)
{
download.ShouldNotBeNull();
download.Length.ShouldBeGreaterThan(0);
var image = Image.Load(download);
image.Width.ShouldBe(43);
image.Height.ShouldBe(29);
}
}
private async Task throws_exception_if_uri_isnt_slack(
Mock <IWebSocketClient> webSocket,
SlackConnection slackConnection,
string slackKey,
Fixture fixture)
{
// given
var downloadUri = new Uri($"https://something.com/{fixture.Create<string>()}");
var connectionInfo = new ConnectionInformation {
WebSocket = webSocket.Object, SlackKey = slackKey
};
await slackConnection.Initialise(connectionInfo);
// when
var exception = Should.Throw <ArgumentException>(async() => await slackConnection.DownloadFile(downloadUri));
// then
exception.ShouldNotBeNull();
exception.Message.ShouldContain("Invalid uri");
}