public async Task GetRepositoryEntities_ReturnsEmptyCollection_WhenApiIsNonSuccess()
{
var mockHttpClient = new Mock <IHttpClient>();
var mockLogger = new Mock <ILogger>(MockBehavior.Strict);
mockHttpClient.Setup(e => e.GetAsync(It.IsAny <string>())).Returns(
Task.FromResult(new HttpResponseMessage(HttpStatusCode.NotFound)));
var sut = new GitHubAPIDataRepository(mockHttpClient.Object, mockLogger.Object);
var response = await sut.GetRepositoryEntities("repoUrl");
Assert.That(response.Count() == 0);
}
public async Task GetRepositoryEntities_LogsErrors_WhenclientThrowsExceptions(string errorMessage)
{
var mockHttpClient = new Mock <IHttpClient>();
var mockLogger = new Mock <ILogger>(MockBehavior.Strict);
mockHttpClient.Setup(e => e.GetAsync(It.IsAny <string>())).Throws(new Exception(errorMessage));
mockLogger.Setup(e => e.Error(It.IsAny <Exception>(), "repoUrl")).Verifiable();
var sut = new GitHubAPIDataRepository(mockHttpClient.Object, mockLogger.Object);
Assert.ThrowsAsync <Exception>(async() => await sut.GetRepositoryEntities("repoUrl"));
mockLogger.Verify(e => e.Error(It.IsAny <Exception>(), "repoUrl"), Times.Once);
}
public async Task GetRepositoryEntities_ReturnsCorrectObject_WhenApiIsOK(string name, int stargazers)
{
var httpResponseString = string.Format(repositoryResponseJsonFormatString, name, stargazers);
var mockHttpClient = new Mock <IHttpClient>();
var mockLogger = new Mock <ILogger>(MockBehavior.Strict);
mockHttpClient.Setup(e => e.GetAsync(It.IsAny <string>())).Returns(Task.FromResult(
new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new StringContent(httpResponseString, Encoding.UTF8, "application/json")
}));
var sut = new GitHubAPIDataRepository(mockHttpClient.Object, mockLogger.Object);
var response = await sut.GetRepositoryEntities("repositoryUrl");
var returnedRepository = response.FirstOrDefault();
Assert.That(returnedRepository.name == name);
Assert.That(returnedRepository.stargazers_count == stargazers);
}
