public void CanGetNewRegistrars()
{
var sweeper = new ServiceLocationAssemblyScanner();
var assemblies = AppDomain.CurrentDomain.GetAssemblies().ToList();
Assert.IsFalse(sweeper.HasNewAssemblies);
var registrars = sweeper.GetRegistrars();
Assert.IsFalse(sweeper.HasNewAssemblies);
Assert.AreEqual(0, registrars.Count());
sweeper.AddAssembly( this.GetType().Assembly );
Assert.IsTrue(sweeper.HasNewAssemblies);
registrars = sweeper.GetRegistrars();
Assert.IsFalse(sweeper.HasNewAssemblies);
Assert.AreEqual(2, registrars.Count());
}
public void NewRegistrarsIfNewAssembliesPresent()
{
bool getRegistrarsCalled = false;
var sweeper = new ServiceLocationAssemblyScanner();
sweeper.HasNewAssemblies = true;
sweeper.GetRegistrarTypes = () =>
{
getRegistrarsCalled = true;
return new List<Type>() { typeof(TestRegistrar)};
};
var regs = sweeper.GetRegistrars().ToList();
Assert.IsTrue(getRegistrarsCalled);
Assert.AreEqual(1, regs.Count());
Assert.IsTrue(regs.First() is TestRegistrar);
}
public void ExistingRegistrarIsOverwritenWhenNewAssemblyFoundThatContainsIt()
{
bool getRegistrarsCalled = false;
var sweeper = new ServiceLocationAssemblyScanner();
sweeper._registrars.Add(typeof(TestRegistrar));
sweeper.HasNewAssemblies = true;
sweeper.GetRegistrarTypes = () =>
{
getRegistrarsCalled = true;
return new List<Type>() { typeof(TestRegistrar) };
};
var regs = sweeper.GetRegistrars().ToList();
Assert.IsTrue(getRegistrarsCalled);
Assert.AreEqual(1, regs.Count());
Assert.IsTrue(regs.First() is TestRegistrar);
Assert.AreEqual(1, sweeper._registrars.Count);
Assert.AreEqual(typeof(TestRegistrar), sweeper._registrars.First());
}
public void NoNewRegistrarsIfNoNewAssemblies()
{
bool getRegistrarsCalled = false;
var sweeper = new ServiceLocationAssemblyScanner();
sweeper.GetRegistrarTypes = () => { getRegistrarsCalled = false;
return new List<Type>();
};
var regs = sweeper.GetRegistrars();
Assert.IsFalse(getRegistrarsCalled);
Assert.AreEqual(0, regs.Count());
}
