public void ReturnsReferenceInfoForNonExistingId()
{
var obj1 = new object();
var obj2 = new object();
var obj3 = new object();
var referenceManager = new ReferenceManager();
referenceManager.GetInfo(obj1);
referenceManager.GetInfo(obj2);
referenceManager.GetInfo(obj3);
Assert.IsNotNull(referenceManager.GetInfoById(3));
}
public void RegistersManualIds()
{
var obj1 = new object();
var obj2 = new object();
var obj3 = new object();
var obj4 = new object();
var referenceManager = new ReferenceManager();
referenceManager.RegisterManually(2, obj4);
referenceManager.GetInfo(obj1);
referenceManager.GetInfo(obj2);
referenceManager.GetInfo(obj3);
var obj4ReferenceInfo = referenceManager.GetInfo(obj4);
Assert.AreEqual(2, obj4ReferenceInfo.Id);
var obj3ReferenceInfo = referenceManager.GetInfo(obj3);
Assert.AreEqual(4, obj3ReferenceInfo.Id);
}
public void ReturnsTrueForFirstUsageOnFirstUsage()
{
var referenceManager = new ReferenceManager();
var referenceInfo = referenceManager.GetInfo(new object());
Assert.IsTrue(referenceInfo.IsFirstUsage);
}
public void ReturnsNullForNullInstance()
{
var referenceManager = new ReferenceManager();
Assert.IsNull(referenceManager.GetInfo(null));
}
public void ReturnsSameInfoForSameReference()
{
var obj1 = new object();
var obj2 = new object();
var obj3 = new object();
var referenceManager = new ReferenceManager();
referenceManager.GetInfo(obj1);
referenceManager.GetInfo(obj2);
referenceManager.GetInfo(obj3);
var referenceInfo = referenceManager.GetInfo(obj2);
Assert.AreEqual(2, referenceInfo.Id);
Assert.IsTrue(ReferenceEquals(obj2, referenceInfo.Instance));
}
public void ReturnsFalseForFirstUsageOnSecondUsage()
{
var referenceManager = new ReferenceManager();
var obj = new object();
referenceManager.GetInfo(obj);
var referenceInfo = referenceManager.GetInfo(obj);
Assert.IsFalse(referenceInfo.IsFirstUsage);
}
