public void Test_AdvancedCollectionView_Combined_Using_Shaping_Changing_Properties()
{
var personLorem = new Person()
{
Name = "lorem",
Age = 4
};
var l = new ObservableCollection <Person>
{
personLorem,
new Person()
{
Name = "imsum",
Age = 8
},
new Person()
{
Name = "dolor",
Age = 15
},
new Person()
{
Name = "sit",
Age = 16
},
new Person()
{
Name = "amet",
Age = 23
},
new Person()
{
Name = "consectetur",
Age = 42
},
};
var a = new AdvancedCollectionView(l, true)
{
SortDescriptions =
{
new SortDescription(nameof(Person.Age), SortDirection.Descending)
},
Filter = (x) => ((Person)x).Name.Length > 5
};
a.ObserveFilterProperty(nameof(Person.Name));
Assert.AreEqual(42, ((Person)a.First()).Age);
Assert.AreEqual(1, a.Count);
personLorem.Name = "lorems";
personLorem.Age = 96;
Assert.AreEqual(96, ((Person)a.First()).Age);
Assert.AreEqual(2, a.Count);
}
public void Test_AdvancedCollectionView_Sorting()
{
var l = new ObservableCollection <Person>
{
new Person()
{
Name = "lorem",
Age = 4
},
new Person()
{
Name = "imsum",
Age = 8
},
new Person()
{
Name = "dolor",
Age = 15
},
new Person()
{
Name = "sit",
Age = 16
},
new Person()
{
Name = "amet",
Age = 23
},
new Person()
{
Name = "consectetur",
Age = 42
},
};
var a = new AdvancedCollectionView(l)
{
SortDescriptions =
{
new SortDescription(nameof(Person.Age), SortDirection.Descending)
}
};
Assert.AreEqual(((Person)a.First()).Age, 42);
}
public void Test_AdvancedCollectionView_Sorting_CustomComparable()
{
var l = new ObservableCollection <Person>
{
new Person()
{
Name = "lorem",
Age = 4
},
new Person()
{
Name = "imsum",
Age = 8
},
new Person()
{
Name = "dolor",
Age = 15
},
new Person()
{
Name = "sit",
Age = 16
},
new Person()
{
Name = "amet",
Age = 23
},
new Person()
{
Name = "consectetur",
Age = 42
},
};
var a = new AdvancedCollectionView(l)
{
SortDescriptions =
{
new SortDescription(nameof(Person.Age), SortDirection.Ascending, new DelegateComparable((x, y) => - ((int)x).CompareTo((int)y)))
}
};
Assert.AreEqual(((Person)a.First()).Age, 42);
}
public void Test_AdvancedCollectionView_Sorting_OnSelf_CustomComparable_With_Shaping()
{
var l = new ObservableCollection <Person>
{
new Person()
{
Name = "lorem",
Age = 4
},
new Person()
{
Name = "imsum",
Age = 8
},
new Person()
{
Name = "dolor",
Age = 15
},
new Person()
{
Name = "sit",
Age = 16
},
new Person()
{
Name = "amet",
Age = 23
},
new Person()
{
Name = "consectetur",
Age = 42
},
};
var a = new AdvancedCollectionView(l, true)
{
SortDescriptions =
{
new SortDescription(SortDirection.Ascending, new DelegateComparable((x, y) => - ((Person)x).Age.CompareTo(((Person)y).Age)))
}
};
Assert.AreEqual(42, ((Person)a.First()).Age);
}
public void Test_AdvancedCollectionView_Using_Shaping()
{
var myPerson = new Person()
{
Name = "lorem",
Age = 4
};
var l = new ObservableCollection <Person>
{
myPerson,
new Person()
{
Name = "imsum",
Age = 8
},
};
var a = new AdvancedCollectionView(l, true);
myPerson.Name = "myName";
Assert.AreEqual("myName", ((Person)a.First()).Name);
Assert.AreEqual(2, a.Count);
}
public void Test_AdvancedCollectionView_Combined()
{
var l = new ObservableCollection <Person>
{
new Person()
{
Name = "lorem",
Age = 4
},
new Person()
{
Name = "imsum",
Age = 8
},
new Person()
{
Name = "dolor",
Age = 15
},
new Person()
{
Name = "sit",
Age = 16
},
new Person()
{
Name = "amet",
Age = 23
},
new Person()
{
Name = "consectetur",
Age = 42
},
};
var a = new AdvancedCollectionView(l)
{
SortDescriptions =
{
new SortDescription(nameof(Person.Age), SortDirection.Descending)
},
Filter = (x) => ((Person)x).Name.Length > 5
};
Assert.AreEqual(((Person)a.First()).Age, 42);
Assert.AreEqual(a.Count, 1);
l.Add(new Person
{
Name = "foo",
Age = 50
});
l.Add(new Person
{
Name = "Person McPersonface",
Age = 10
});
Assert.AreEqual(((Person)a.First()).Age, 42);
Assert.AreEqual(a.Count, 2);
}
public void Test_AdvancedCollectionView_Combined_Using_Shaping_Filter_Back_In()
{
var l = new ObservableCollection <Person>
{
new Person()
{
Name = "lorem",
Age = 4
},
new Person()
{
Name = "imsum",
Age = 8
},
new Person()
{
Name = "dolor",
Age = 15
},
new Person()
{
Name = "sit",
Age = 16
},
new Person()
{
Name = "amet",
Age = 23
},
new Person()
{
Name = "consectetur",
Age = 42
},
};
var a = new AdvancedCollectionView(l, true);
a.Filter = (x) => ((Person)x).Name.Length > 5;
a.RefreshFilter();
a.Filter = (x) => ((Person)x).Name.Length > 4;
a.RefreshFilter();
a.SortDescriptions.Add(new SortDescription(nameof(Person.Age), SortDirection.Descending));
Assert.AreEqual(42, ((Person)a.First()).Age);
Assert.AreEqual(4, a.Count);
l.Add(new Person
{
Name = "foo",
Age = 50
});
l.Add(new Person
{
Name = "Person McPersonface",
Age = 10
});
Assert.AreEqual(42, ((Person)a.First()).Age);
Assert.AreEqual(5, a.Count);
}
