public void XUNIT_StubAConcreteClassYouDontCreate()
{
var fake = new StubIEmailService();
string to = "", from = "", subject = "", body = "";
fake.SendEmailStringStringStringString = (s, s1, arg3, arg4) => {
to = s;
from = s1;
subject = arg3;
body = arg4;
};
ShimCrappyEmailService.AllInstances.SendEmailStringStringStringString = (service, s, arg3, arg4, arg5) => {
to = s;
from = arg3;
subject = arg4;
body = arg5;
};
var orderService = new OrderService();
orderService.Ship("100");
Assert.Equal("*****@*****.**", to);
Assert.Equal("*****@*****.**", from);
Assert.Equal("Your order has shipped", subject);
Assert.Contains("order 100", body);
}
public void StubAnInterfaceYouDontGetToCreate()
{
using (ShimsContext.Create()) {
var fake = new StubIEmailService();
string to = "", from = "", subject = "", body = "";
fake.SendEmailStringStringStringString = (s, s1, arg3, arg4) => {
to = s;
from = s1;
subject = arg3;
body = arg4;
};
ShimOrderService.Constructor = @this => {
var orderServiceWithFake = new OrderService(fake);
var shim = new ShimOrderService(@this);
shim.ShipString = s => {
orderServiceWithFake.Ship(s);
};
};
var orderService = new OrderService();
orderService.Ship("100");
Assert.AreEqual("*****@*****.**", to);
Assert.AreEqual("*****@*****.**", from);
Assert.AreEqual("Your order has shipped", subject);
StringAssert.Contains(body, "order 100");
}
}
public void XUNIT_StubAnInterfaceOnTheConstructor()
{
var fake = new StubIEmailService();
string to = "", from = "", subject = "", body = "";
fake.SendEmailStringStringStringString = (s, s1, arg3, arg4) => {
to = s;
from = s1;
subject = arg3;
body = arg4;
};
var orderService = new OrderService(fake);
orderService.Ship("100");
Assert.Equal("*****@*****.**", to);
Assert.Equal("*****@*****.**", from);
Assert.Equal("Your order has shipped", subject);
Assert.Contains("order 100", body);
}
public void XUNIT_YouCanPassAShimInstanceAsTheInterfaceImplementation()
{
bool wasCalled = false;
var shim = new ShimCrappyEmailService();
shim.SendEmailStringStringStringString = (s, s1, arg3, arg4) => { wasCalled = true; };
var orderService = new OrderService(shim.Instance);
orderService.Ship("200");
}