public async Task GetMostUsedTags_TwoItemsSourceCollectionSetCountLimitToOne_ReturnOneItemCollection()
{
var sourceCollection =
new List <TagItem>
{
new TagItem {
Name = "tag1", Count = 20
},
new TagItem {
Name = "tag2", Count = 10
}
};
var restClient = Substitute.For <IRestClient>();
var restResponse = new RestResponse <TagItems> {
StatusCode = System.Net.HttpStatusCode.OK, Data = new TagItems()
{
Has_More = false, Items = sourceCollection
}
};
restClient.ExecuteGetTaskAsync <TagItems>(Arg.Any <RestRequest>()).Returns(Task.FromResult <IRestResponse <TagItems> >(restResponse));
var usagePercentageTagsProvider = new StackOverflowTagsProvider(restClient);
var tags = await usagePercentageTagsProvider.GetMostUsedTags(1);
tags.Should().BeEquivalentTo(new List <TagModel>
{
new TagModel("tag1", 20)
});
}
public async Task GetMostUsedTags_ResponseDataIsNull_ThrowException()
{
var restClient = Substitute.For <IRestClient>();
var restResponse = new RestResponse <TagItems> {
StatusCode = System.Net.HttpStatusCode.OK, Data = null
};
restClient.ExecuteGetTaskAsync <TagItems>(Arg.Any <RestRequest>()).Returns(Task.FromResult <IRestResponse <TagItems> >(restResponse));
var usagePercentageTagsProvider = new StackOverflowTagsProvider(restClient);
await usagePercentageTagsProvider.GetMostUsedTags(1000);
}
public async Task GetMostUsedTags_ResponseIsNotOkStatus_ThrowException()
{
var restClient = Substitute.For <IRestClient>();
var restResponse = new RestResponse <TagItems> {
StatusCode = System.Net.HttpStatusCode.BadRequest, Data = new TagItems()
{
Has_More = false, Items = Enumerable.Empty <TagItem>()
}
};
restClient.ExecuteGetTaskAsync <TagItems>(Arg.Any <RestRequest>()).Returns(Task.FromResult <IRestResponse <TagItems> >(restResponse));
var usagePercentageTagsProvider = new StackOverflowTagsProvider(restClient);
await usagePercentageTagsProvider.GetMostUsedTags(1000);
}
public async Task GetMostUsedTags_EmptySourceColelction_ReturnEmptyCollection()
{
var restClient = Substitute.For <IRestClient>();
var restResponse = new RestResponse <TagItems> {
StatusCode = System.Net.HttpStatusCode.OK, Data = new TagItems()
{
Has_More = false, Items = Enumerable.Empty <TagItem>()
}
};
restClient.ExecuteGetTaskAsync <TagItems>(Arg.Any <RestRequest>()).Returns(Task.FromResult <IRestResponse <TagItems> >(restResponse));
var usagePercentageTagsProvider = new StackOverflowTagsProvider(restClient);
var tags = await usagePercentageTagsProvider.GetMostUsedTags(1000);
tags.Should().BeEmpty();
}
