public void Endpoints_StartsEmpty()
{
// Arrange
var dataSource = new ProxyDynamicEndpointDataSource();
// Act
var endpoints = dataSource.Endpoints;
// Assert
Assert.Empty(endpoints);
}
public void GetChangeToken_InitialValue()
{
// Arrange
var dataSource = new ProxyDynamicEndpointDataSource();
// Act
var changeToken = dataSource.GetChangeToken();
// Assert
Assert.NotNull(changeToken);
Assert.True(changeToken.ActiveChangeCallbacks);
Assert.False(changeToken.HasChanged);
}
public void GetChangeToken_InitialValue()
{
// Arrange
var dataSource = new ProxyDynamicEndpointDataSource();
// Act
var changeToken = dataSource.GetChangeToken();
// Assert
changeToken.Should().NotBeNull();
changeToken.ActiveChangeCallbacks.Should().BeTrue();
changeToken.HasChanged.Should().BeFalse();
}
public void GetChangeToken_SignalsChange()
{
// Arrange
var dataSource = new ProxyDynamicEndpointDataSource();
var newEndpoints1 = new List <AspNetCore.Http.Endpoint>();
var newEndpoints2 = new List <AspNetCore.Http.Endpoint>();
var signaled1 = 0;
var signaled2 = 0;
IReadOnlyList <AspNetCore.Http.Endpoint> readEndpoints1 = null;
IReadOnlyList <AspNetCore.Http.Endpoint> readEndpoints2 = null;
// Act & Assert
var changeToken1 = dataSource.GetChangeToken();
changeToken1.RegisterChangeCallback(
_ =>
{
signaled1 = 1;
readEndpoints1 = dataSource.Endpoints;
}, null);
// updating should signal the current change token
Assert.Equal(0, signaled1);
dataSource.Update(newEndpoints1);
Assert.Equal(1, signaled1);
var changeToken2 = dataSource.GetChangeToken();
changeToken2.RegisterChangeCallback(
_ =>
{
signaled2 = 1;
readEndpoints2 = dataSource.Endpoints;
}, null);
// updating again should only signal the new change token
Assert.Equal(0, signaled2);
dataSource.Update(newEndpoints2);
Assert.Equal(1, signaled1);
Assert.Equal(1, signaled2);
Assert.Same(newEndpoints1, readEndpoints1);
Assert.Same(newEndpoints2, readEndpoints2);
}