public async Task ReturnsEveryPageOfRepositories()
{
var firstPageUrl = new Uri("user/repos", UriKind.Relative);
var secondPageUrl = new Uri("https://example.com/page/2");
var firstPageLinks = new Dictionary <string, Uri> {
{ "next", secondPageUrl }
};
var firstPageResponse = new ApiResponse <List <Repository> >(
CreateResponseWithApiInfo(firstPageLinks),
new List <Repository>
{
new Repository(1),
new Repository(2),
new Repository(3)
});
var thirdPageUrl = new Uri("https://example.com/page/3");
var secondPageLinks = new Dictionary <string, Uri> {
{ "next", thirdPageUrl }
};
var secondPageResponse = new ApiResponse <List <Repository> >
(
CreateResponseWithApiInfo(secondPageLinks),
new List <Repository>
{
new Repository(4),
new Repository(5),
new Repository(6)
});
var lastPageResponse = new ApiResponse <List <Repository> >(
new Response(),
new List <Repository>
{
new Repository(7)
});
var gitHubClient = Substitute.For <IGitHubClient>();
gitHubClient.Connection.Get <List <Repository> >(firstPageUrl, Arg.Any <IDictionary <string, string> >(), null)
.Returns(Task.Factory.StartNew <IApiResponse <List <Repository> > >(() => firstPageResponse));
gitHubClient.Connection.Get <List <Repository> >(secondPageUrl, Arg.Any <IDictionary <string, string> >(), null)
.Returns(Task.Factory.StartNew <IApiResponse <List <Repository> > >(() => secondPageResponse));
gitHubClient.Connection.Get <List <Repository> >(thirdPageUrl, Arg.Any <IDictionary <string, string> >(), null)
.Returns(Task.Factory.StartNew <IApiResponse <List <Repository> > >(() => lastPageResponse));
var repositoriesClient = new ObservableRepositoriesClient(gitHubClient);
var results = await repositoriesClient.GetAllForCurrent().ToArray();
Assert.Equal(7, results.Length);
gitHubClient.Connection.Received(1).Get <List <Repository> >(firstPageUrl, Arg.Any <IDictionary <string, string> >(), null);
gitHubClient.Connection.Received(1).Get <List <Repository> >(secondPageUrl, Arg.Any <IDictionary <string, string> >(), null);
gitHubClient.Connection.Received(1).Get <List <Repository> >(thirdPageUrl, Arg.Any <IDictionary <string, string> >(), null);
}
public async Task ReturnsEveryPageOfRepositories()
{
var firstPageUrl = new Uri("user/repos", UriKind.Relative);
var secondPageUrl = new Uri("https://example.com/page/2");
var firstPageLinks = new Dictionary <string, Uri> {
{ "next", secondPageUrl }
};
var firstPageResponse = new ApiResponse <List <Repository> >
{
BodyAsObject = new List <Repository>
{
new Repository {
Id = 1
},
new Repository {
Id = 2
},
new Repository {
Id = 3
}
},
ApiInfo = CreateApiInfo(firstPageLinks)
};
var thirdPageUrl = new Uri("https://example.com/page/3");
var secondPageLinks = new Dictionary <string, Uri> {
{ "next", thirdPageUrl }
};
var secondPageResponse = new ApiResponse <List <Repository> >
{
BodyAsObject = new List <Repository>
{
new Repository {
Id = 4
},
new Repository {
Id = 5
},
new Repository {
Id = 6
}
},
ApiInfo = CreateApiInfo(secondPageLinks)
};
var lastPageResponse = new ApiResponse <List <Repository> >
{
BodyAsObject = new List <Repository>
{
new Repository {
Id = 7
}
},
ApiInfo = CreateApiInfo(new Dictionary <string, Uri>())
};
var gitHubClient = Substitute.For <IGitHubClient>();
gitHubClient.Connection.GetResponse <List <Repository> >(firstPageUrl)
.Returns(Task.Factory.StartNew <IResponse <List <Repository> > >(() => firstPageResponse));
gitHubClient.Connection.GetResponse <List <Repository> >(secondPageUrl)
.Returns(Task.Factory.StartNew <IResponse <List <Repository> > >(() => secondPageResponse));
gitHubClient.Connection.GetResponse <List <Repository> >(thirdPageUrl)
.Returns(Task.Factory.StartNew <IResponse <List <Repository> > >(() => lastPageResponse));
var repositoriesClient = new ObservableRepositoriesClient(gitHubClient);
var results = await repositoriesClient.GetAllForCurrent().ToArray();
Assert.Equal(7, results.Length);
gitHubClient.Connection.Received(1).Get <List <Repository> >(firstPageUrl, null, null);
gitHubClient.Connection.Received(1).Get <List <Repository> >(secondPageUrl, null, null);
gitHubClient.Connection.Received(1).Get <List <Repository> >(thirdPageUrl, null, null);
}
public async Task StopsMakingNewRequestsWhenTakeIsFulfilled()
{
var firstPageUrl = new Uri("user/repos", UriKind.Relative);
var secondPageUrl = new Uri("https://example.com/page/2");
var firstPageLinks = new Dictionary <string, Uri> {
{ "next", secondPageUrl }
};
var firstPageResponse = new ApiResponse <List <Repository> >
(
CreateResponseWithApiInfo(firstPageLinks),
new List <Repository>
{
new Repository(1),
new Repository(2),
new Repository(3)
}
);
var thirdPageUrl = new Uri("https://example.com/page/3");
var secondPageLinks = new Dictionary <string, Uri> {
{ "next", thirdPageUrl }
};
var secondPageResponse = new ApiResponse <List <Repository> >
(
CreateResponseWithApiInfo(secondPageLinks),
new List <Repository>
{
new Repository(4),
new Repository(5),
new Repository(6)
}
);
var fourthPageUrl = new Uri("https://example.com/page/4");
var thirdPageLinks = new Dictionary <string, Uri> {
{ "next", fourthPageUrl }
};
var thirdPageResponse = new ApiResponse <List <Repository> >
(
CreateResponseWithApiInfo(thirdPageLinks),
new List <Repository>
{
new Repository(7)
}
);
var lastPageResponse = new ApiResponse <List <Repository> >
(
new Response(),
new List <Repository>
{
new Repository(8)
}
);
var gitHubClient = Substitute.For <IGitHubClient>();
gitHubClient.Connection.GetResponse <List <Repository> >(firstPageUrl)
.Returns(Task.FromResult <IApiResponse <List <Repository> > >(firstPageResponse));
gitHubClient.Connection.GetResponse <List <Repository> >(secondPageUrl)
.Returns(Task.FromResult <IApiResponse <List <Repository> > >(secondPageResponse));
gitHubClient.Connection.GetResponse <List <Repository> >(thirdPageUrl)
.Returns(Task.FromResult <IApiResponse <List <Repository> > >(thirdPageResponse));
gitHubClient.Connection.GetResponse <List <Repository> >(fourthPageUrl)
.Returns(Task.FromResult <IApiResponse <List <Repository> > >(lastPageResponse));
var repositoriesClient = new ObservableRepositoriesClient(gitHubClient);
var results = await repositoriesClient.GetAllForCurrent().Take(4).ToArray();
Assert.Equal(4, results.Length);
gitHubClient.Connection.Received(1).Get <List <Repository> >(firstPageUrl, null, null);
gitHubClient.Connection.Received(1).Get <List <Repository> >(secondPageUrl, null, null);
gitHubClient.Connection.Received(0).Get <List <Repository> >(thirdPageUrl, null, null);
gitHubClient.Connection.Received(0).Get <List <Repository> >(fourthPageUrl, null, null);
}