public void TestNormalize()
{
var keep = new ImplementationPreferences {ID = "id1", UserStability = Stability.Testing};
var superflous = new ImplementationPreferences {ID = "id2"};
var preferences = new FeedPreferences {Implementations = {keep, superflous}};
preferences.Normalize();
preferences.Implementations.Should().BeEquivalentTo(keep);
}
public void TestGetImplementationPreferences()
{
var preferences = new FeedPreferences();
var prefs1 = preferences["id1"];
preferences["id1"].Should().BeSameAs(prefs1, because: "Second call with same ID should return same reference");
var prefs2 = new ImplementationPreferences {ID = "id2"};
preferences.Implementations.Add(prefs2);
preferences["id2"].Should().BeSameAs(prefs2, because: "Call with pre-existing ID should return existing reference");
preferences.Implementations.Should().BeEquivalentTo(prefs1, prefs2);
}
/// <summary>
/// Retrieves an existing entry from <see cref="Implementations"/> by ID or creates a new one if no appropriate one exists.
/// </summary>
/// <param name="id">The <see cref="ImplementationPreferences.ID"/> to search for.</param>
/// <returns>The found or newly created <see cref="ImplementationPreferences"/>.</returns>
public ImplementationPreferences this[string id]
{
get
{
var result = Implementations.FirstOrDefault(implementation => implementation.ID == id);
if (result == null)
{
result = new ImplementationPreferences {
ID = id
};
Implementations.Add(result);
}
return(result);
}
}
public void TestNormalize()
{
var keep = new ImplementationPreferences {
ID = "id1", UserStability = Stability.Testing
};
var superflous = new ImplementationPreferences {
ID = "id2"
};
var preferences = new FeedPreferences {
Implementations = { keep, superflous }
};
preferences.Normalize();
CollectionAssert.AreEquivalent(new[] { keep }, preferences.Implementations);
}
public void TestGetImplementationPreferences()
{
var preferences = new FeedPreferences();
var prefs1 = preferences["id1"];
Assert.AreSame(prefs1, preferences["id1"], "Second call with same ID should return same reference");
var prefs2 = new ImplementationPreferences {
ID = "id2"
};
preferences.Implementations.Add(prefs2);
Assert.AreSame(prefs2, preferences["id2"], "Call with pre-existing ID should return existing reference");
CollectionAssert.AreEquivalent(new[] { prefs1, prefs2 }, preferences.Implementations);
}