public async Task DisposeAsync_CanDisposeAfterCallingRunAsync()
{
// Arrange
var builder = new WebAssemblyHostBuilder(new TestJSUnmarshalledRuntime());
builder.Services.AddSingleton <DisposableService>();
var host = builder.Build();
var cultureProvider = new TestSatelliteResourcesLoader();
var disposable = host.Services.GetRequiredService <DisposableService>();
var cts = new CancellationTokenSource();
// Act
await using (host)
{
var task = host.RunAsyncCore(cts.Token, cultureProvider);
cts.Cancel();
await task.TimeoutAfter(TimeSpan.FromSeconds(3));
}
// Assert
Assert.Equal(1, disposable.DisposeCount);
}
public async Task RunAsync_CanExitBasedOnCancellationToken()
{
// Arrange
var builder = new WebAssemblyHostBuilder(new TestJSUnmarshalledRuntime());
var host = builder.Build();
var cultureProvider = new TestSatelliteResourcesLoader();
var cts = new CancellationTokenSource();
// Act
var task = host.RunAsyncCore(cts.Token, cultureProvider);
cts.Cancel();
await task.TimeoutAfter(TimeSpan.FromSeconds(3));
// Assert (does not throw)
}
public async Task RunAsync_CallingTwiceCausesException()
{
// Arrange
var builder = new WebAssemblyHostBuilder(new TestJSUnmarshalledRuntime());
var host = builder.Build();
var cultureProvider = new TestSatelliteResourcesLoader();
var cts = new CancellationTokenSource();
var task = host.RunAsyncCore(cts.Token, cultureProvider);
// Act
var ex = await Assert.ThrowsAsync <InvalidOperationException>(() => host.RunAsyncCore(cts.Token));
cts.Cancel();
await task.TimeoutAfter(TimeSpan.FromSeconds(3));
// Assert
Assert.Equal("The host has already started.", ex.Message);
}
