public void RemovedElements_CalculateProperly()
{
// Arrange
var testCollection = new List<Foo>
{
new Foo { Id = 1 },
new Foo { Id = 2 },
new Foo { Id = 3 },
};
var delta = new CollectionDelta<Foo>(f => f.Id)
{
Elements = new List<Foo>()
{
new Foo { Id = 2 },
new Foo { Id = 3 },
new Foo { Id = 4 },
}
};
// Act
var result = delta.RemovedElements(testCollection);
// Assert
Assert.Equal(1, result.Count());
Assert.Equal(1, result.First().Id);
}
public void UnchangedElements_CalculateProperly()
{
// Arrange
var testCollection = new List <Foo>
{
new Foo {
Id = 1
},
new Foo {
Id = 2
},
new Foo {
Id = 3
},
};
var delta = new CollectionDelta <Foo>(f => f.Id)
{
Elements = new List <Foo>()
{
new Foo {
Id = 2
},
new Foo {
Id = 3
},
new Foo {
Id = 4
},
}
};
// Act
var unchanged = delta.UnchangedElements(testCollection);
// Assert
unchanged.Single(f => f.Id == 2);
unchanged.Single(f => f.Id == 3);
Assert.Equal(2, unchanged.Count());
}
public void RemovedElements_CalculateProperly()
{
// Arrange
var testCollection = new List <Foo>
{
new Foo {
Id = 1
},
new Foo {
Id = 2
},
new Foo {
Id = 3
},
};
var delta = new CollectionDelta <Foo>(f => f.Id)
{
Elements = new List <Foo>()
{
new Foo {
Id = 2
},
new Foo {
Id = 3
},
new Foo {
Id = 4
},
}
};
// Act
var result = delta.RemovedElements(testCollection);
// Assert
Assert.Equal(1, result.Count());
Assert.Equal(1, result.First().Id);
}
public void UnchangedElements_CalculateProperly()
{
// Arrange
var testCollection = new List<Foo>
{
new Foo { Id = 1 },
new Foo { Id = 2 },
new Foo { Id = 3 },
};
var delta = new CollectionDelta<Foo>(f => f.Id)
{
Elements = new List<Foo>()
{
new Foo { Id = 2 },
new Foo { Id = 3 },
new Foo { Id = 4 },
}
};
// Act
var unchanged = delta.UnchangedElements(testCollection);
// Assert
unchanged.Single(f => f.Id == 2);
unchanged.Single(f => f.Id == 3);
Assert.Equal(2, unchanged.Count());
}
