public async Task ResponseWithoutEtagClearsPriorEtag()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
var etag = @"""abc123""";
server.Given(Request.Create().UsingGet())
.AtPriority(2)
.RespondWith(Response.Create().WithStatusCode(200).WithHeader("Etag", etag).WithBody(AllDataJson));
server.Given(Request.Create().UsingGet().WithHeader("If-None-Match", etag))
.AtPriority(1)
.RespondWith(Response.Create().WithStatusCode(200).WithBody(AllDataJson)); // respond with no etag
using (var requestor = MakeRequestor(server))
{
var fetch1 = await requestor.GetAllDataAsync();
var fetch2 = await requestor.GetAllDataAsync();
server.Given(Request.Create().UsingGet())
.AtPriority(1)
.RespondWith(Response.Create().WithStatusCode(200).WithHeader("Etag", etag).WithBody(AllDataJson));
var fetch3 = await requestor.GetAllDataAsync();
var reqs = new List <LogEntry>(server.LogEntries);
Assert.Equal(3, reqs.Count);
Assert.False(reqs[0].RequestMessage.Headers.ContainsKey("If-None-Match"));
Assert.Equal(new List <string> {
etag
}, reqs[1].RequestMessage.Headers["If-None-Match"]);
Assert.False(reqs[2].RequestMessage.Headers.ContainsKey("If-None-Match"));
}
}
}
public async Task ETagsDoNotConflict()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
var etag1 = @"""abc123""";
var etag2 = @"""def456""";
var json1 = @"{""key"":""flag1"",""version"":1}";
var json2 = @"{""key"":""flag2"",""version"":5}";
server.Given(Request.Create().WithPath("/sdk/latest-flags/flag1").UsingGet().WithHeader("If-None-Match", etag1))
.AtPriority(1)
.RespondWith(Response.Create().WithStatusCode(304));
server.Given(Request.Create().WithPath("/sdk/latest-flags/flag2").UsingGet().WithHeader("If-None-Match", etag2))
.AtPriority(1)
.RespondWith(Response.Create().WithStatusCode(304));
server.Given(Request.Create().WithPath("/sdk/latest-flags/flag1").UsingGet())
.AtPriority(2)
.RespondWith(Response.Create().WithStatusCode(200).WithHeader("Etag", etag1).WithBody(json1));
server.Given(Request.Create().WithPath("/sdk/latest-flags/flag2").UsingGet())
.AtPriority(2)
.RespondWith(Response.Create().WithStatusCode(200).WithHeader("Etag", etag2).WithBody(json2));
using (var requestor = MakeRequestor(server))
{
var fetch1 = await requestor.GetFlagAsync("flag1");
var fetch2 = await requestor.GetFlagAsync("flag1");
var fetch3 = await requestor.GetFlagAsync("flag2");
var fetch4 = await requestor.GetFlagAsync("flag2");
var fetch5 = await requestor.GetFlagAsync("flag1");
Assert.NotNull(fetch1);
Assert.Equal("flag1", fetch1.Key);
Assert.Null(fetch2);
Assert.NotNull(fetch3);
Assert.Equal("flag2", fetch3.Key);
Assert.Null(fetch4);
Assert.Null(fetch5);
var reqs = new List <LogEntry>(server.LogEntries);
Assert.Equal(5, reqs.Count);
Assert.False(reqs[0].RequestMessage.Headers.ContainsKey("If-None-Match"));
Assert.Equal(new List <string> {
etag1
}, reqs[1].RequestMessage.Headers["If-None-Match"]);
Assert.False(reqs[2].RequestMessage.Headers.ContainsKey("If-None-Match"));
Assert.Equal(new List <string> {
etag2
}, reqs[3].RequestMessage.Headers["If-None-Match"]);
Assert.Equal(new List <string> {
etag1
}, reqs[4].RequestMessage.Headers["If-None-Match"]);
}
}
}
public async Task GetAllUsesCorrectUriAndParsesResponseAsync()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
server.Given(Request.Create().UsingGet())
.RespondWith(Response.Create().WithStatusCode(200).WithBody(AllDataJson));
using (var requestor = MakeRequestor(server))
{
var result = await requestor.GetAllDataAsync();
var req = GetLastRequest(server);
Assert.Equal("/sdk/latest-all", req.Path);
Assert.Equal(1, result.Flags.Count);
Assert.Equal(1, result.Flags["flag1"].Version);
Assert.Equal(1, result.Segments.Count);
Assert.Equal(2, result.Segments["seg1"].Version);
}
}
}
public async Task GetSegmentUsesCorrectUriAndParsesResponseAsync()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
var json = @"{""key"":""seg1"",""version"":2}";
server.Given(Request.Create().UsingGet())
.RespondWith(Response.Create().WithStatusCode(200).WithBody(json));
using (var requestor = MakeRequestor(server))
{
var segment = await requestor.GetSegmentAsync("seg1");
var req = GetLastRequest(server);
Assert.Equal("/sdk/latest-segments/seg1", req.Path);
Assert.NotNull(segment);
Assert.Equal("seg1", segment.Key);
Assert.Equal(2, segment.Version);
}
}
}
public async Task GetFlagUsesCorrectUriAndParsesResponseAsync()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
var json = @"{""key"":""flag1"",""version"":1}";
server.Given(Request.Create().UsingGet())
.RespondWith(Response.Create().WithStatusCode(200).WithBody(json));
using (var requestor = MakeRequestor(server))
{
var flag = await requestor.GetFlagAsync("flag1");
var req = GetLastRequest(server);
Assert.Equal("/sdk/latest-flags/flag1", req.Path);
Assert.NotNull(flag);
Assert.Equal("flag1", flag.Key);
Assert.Equal(1, flag.Version);
}
}
}
public async Task GetAllReturnsNullIfNotModified()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
var etag = @"""abc123"""; // note that etag strings must be quoted
server.Given(Request.Create().UsingGet())
.RespondWith(Response.Create().WithStatusCode(200).WithHeader("Etag", etag).WithBody(AllDataJson));
using (var requestor = MakeRequestor(server))
{
var result1 = await requestor.GetAllDataAsync();
server.Reset();
server.Given(Request.Create().UsingGet().WithHeader("If-None-Match", etag))
.RespondWith(Response.Create().WithStatusCode(304));
var result2 = await requestor.GetAllDataAsync();
Assert.NotNull(result1);
Assert.Null(result2);
}
}
}
public async Task GetAllStoresAndSendsEtag()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
var etag = @"""abc123"""; // note that etag strings must be quoted
server.Given(Request.Create().UsingGet())
.RespondWith(Response.Create().WithStatusCode(200).WithHeader("Etag", etag).WithBody(AllDataJson));
using (var requestor = MakeRequestor(server))
{
await requestor.GetAllDataAsync();
await requestor.GetAllDataAsync();
var reqs = new List <LogEntry>(server.LogEntries);
Assert.Equal(2, reqs.Count);
Assert.False(reqs[0].RequestMessage.Headers.ContainsKey("If-None-Match"));
Assert.Equal(new List <string> {
etag
}, reqs[1].RequestMessage.Headers["If-None-Match"]);
}
}
}
public async Task GetAllDoesNotRetryFailedRequest()
{
using (var server = await TestHttpUtils.StartServerAsync())
{
server.Given(Request.Create().UsingGet())
.RespondWith(Response.Create().WithStatusCode(503));
using (var requestor = MakeRequestor(server))
{
try
{
await requestor.GetAllDataAsync();
}
catch (UnsuccessfulResponseException e)
{
Assert.Equal(503, e.StatusCode);
}
var reqs = new List <LogEntry>(server.LogEntries);
Assert.Equal(1, reqs.Count);
}
}
}
