public async Task MyTimeoutClass_SuccessfulGet_ReturnsResult()
{
var stub = new SuccessHttpServiceStub();
var my = new MyTimeoutClass(stub);
var result = await my.GetStringWithTimeout("http://www.example.com/")
.SingleAsync();
Assert.AreEqual("stub", result);
}
public async Task MyTimeoutClass_SuccessfulGet_ReturnsResult()
{
var stub = new SuccessHttpServiceStub();
var my = new MyTimeOutClass(stub);
var result = await my.GetStringWithTimeout("http://www.example.com/").SingleAsync();
var result2 = await Observable.Return("stub").Timeout(TimeSpan.FromSeconds(1)).SingleAsync();//同上封装后的代码
Assert.AreEqual("stub", result);
}
public async Task MyTimeoutClass_SuccessfulGet_ReturnsResult()
{
var scheduler = new TestScheduler();
var stub = new SuccessHttpServiceStub
{
Scheduler = scheduler,
Delay = TimeSpan.FromSeconds(0.5),
};
var my = new MyTimeoutClass(stub);
//SingleAsync可用来做简单的单元测试，它返回一个Task<T>对象，该对象在下一个事件到达时完成
// var result = await my.GetStringWithTimeout("http://kworb.net/pop/").SingleAsync();
string result = null;
my.GetStringWithTimeout("http://kworb.net/pop/", scheduler).Subscribe(r => { result = r; });
scheduler.Start();
Assert.AreEqual("stub", result);
}
public void MyTimeoutClass_SuccessfulGetLongDelay_ThrowsTimeoutException()
{
var scheduler = new TestScheduler();
var stub = new SuccessHttpServiceStub
{
Scheduler = scheduler,
Delay = TimeSpan.FromSeconds(1.5),
};
var my = new MyTimeoutClass(stub);
Exception result = null;
my.GetStringWithTimeout("http://www.example.com/", scheduler)
.Subscribe(_ => Assert.Fail("Received value"), ex => { result = ex; });
scheduler.Start();
Assert.IsInstanceOfType(result, typeof(TimeoutException));
}
public void MyTimeoutClass_SuccessfulGetShortDelay_ReturnsResult()
{
var scheduler = new TestScheduler();
var stub = new SuccessHttpServiceStub
{
Scheduler = scheduler,
Delay = TimeSpan.FromSeconds(0.5),
};
var my = new MyTimeoutClass(stub);
string result = null;
my.GetStringWithTimeout("http://www.example.com/", scheduler)
.Subscribe(r => { result = r; });
scheduler.Start();
Assert.AreEqual("stub", result);
}
public void TestTimeoutFailsAfterLongDelay()
{
var scheduler = new TestScheduler();
var stub = new SuccessHttpServiceStub()
{
Scheduler = scheduler,
Delay = TimeSpan.FromHours(5)
};
var sut = new Timeout(stub);
Exception result = null;
sut.GetStringWithTimeout("www.amazon.com", scheduler)
.Subscribe(_ => Assert.True(false), error => result = error);
scheduler.Start();
Assert.IsType <TimeoutException>(result);
}
public void TestTimeoutReturnsAfterDelay()
{
var scheduler = new TestScheduler();
var stub = new SuccessHttpServiceStub()
{
Scheduler = scheduler,
Delay = TimeSpan.FromMilliseconds(1)
};
var sut = new Timeout(stub);
string result = "Failure";
sut.GetStringWithTimeout("www.amazon.com", scheduler)
.Subscribe(data => result = data);
scheduler.Start();
Assert.Equal("Success", result);
}
public async Task MyTimeoutClass_FailedGet_PropagatesFailure()
{
//var stub = new FailureHttpServiceStub();
//var my = new MyTimeoutClass(stub);
//await ThrowsExceptionAsync<HttpRequestException>(async () =>
//{
// await my.GetStringWithTimeout("http://kworb.net/pop/").SingleAsync();
//});
//使用调度器，测试超时的情况就很容易了
var scheduler = new TestScheduler();
var stub = new SuccessHttpServiceStub
{
Scheduler = scheduler,
Delay = TimeSpan.FromSeconds(1.5),
};
Exception result = null;
var my = new MyTimeoutClass(stub);
my.GetStringWithTimeout("http://kworb.net/pop/", scheduler).Subscribe(_ => Assert.Fail("Received value"), ex => { result = ex; });
scheduler.Start();
Assert.IsInstanceOfType(result, typeof(TimeoutException));
}
