public void orderBy_lastName_then_by_firstName_than_by_Age()
{
var employees = new[]
{
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 50
},
new Employee {
FirstName = "Tom", LastName = "Li", Age = 31
},
new Employee {
FirstName = "Joseph", LastName = "Chen", Age = 32
},
new Employee {
FirstName = "Joey", LastName = "Chen", Age = 33
},
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 20
},
};
//JoeyOrderByKeepComparer(employees,)
var firstComparer =
new CombineKeyComparer <string>(firstKeySelector => firstKeySelector.LastName, Comparer <string> .Default);
var secondComparer =
new CombineKeyComparer <string>(secondKeySelector => secondKeySelector.FirstName, Comparer <string> .Default);
var firstCombo = new ComboCompare(firstComparer, secondComparer);
var thirdComparer =
new CombineKeyComparer <int>(thirdSelector => thirdSelector.Age, Comparer <int> .Default);
var finalCombo = new ComboCompare(firstCombo, thirdComparer);
var actual = JoeyOrderBy(employees, finalCombo);
var expected = new[]
{
new Employee {
FirstName = "Joey", LastName = "Chen", Age = 33
},
new Employee {
FirstName = "Joseph", LastName = "Chen", Age = 32
},
new Employee {
FirstName = "Tom", LastName = "Li", Age = 31
},
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 20
},
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 50
},
};
expected.ToExpectedObject().ShouldMatch(actual);
}
public void lastName_firstname_Age()
{
var employees = new[]
{
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 50
},
new Employee {
FirstName = "Tom", LastName = "Li", Age = 31
},
new Employee {
FirstName = "Joseph", LastName = "Chen", Age = 32
},
new Employee {
FirstName = "Joey", LastName = "Chen", Age = 33
},
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 20
},
};
var firstComparer = new CombineKeyComparer <string>(element => element.LastName, Comparer <string> .Default);
var secondComparer = new CombineKeyComparer <string>(element => element.FirstName, Comparer <string> .Default);
var firstCombo = new ComboComparer(firstComparer, secondComparer);
var thirdComparer = new CombineKeyComparer <int>(element => element.Age, Comparer <int> .Default);
var finalCombo = new ComboComparer(firstCombo, thirdComparer);
var actual = JoeyOrderBy(employees, finalCombo);
var expected = new[]
{
new Employee {
FirstName = "Joey", LastName = "Chen", Age = 33
},
new Employee {
FirstName = "Joseph", LastName = "Chen", Age = 32
},
new Employee {
FirstName = "Tom", LastName = "Li", Age = 31
},
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 20
},
new Employee {
FirstName = "Joey", LastName = "Wang", Age = 50
},
};
expected.ToExpectedObject().ShouldMatch(actual);
}
public void orderBy_lastName_then_by_firstName()
{
var employees = new[]
{
new Employee {
FirstName = "Joey", LastName = "Wang"
},
new Employee {
FirstName = "Tom", LastName = "Li"
},
new Employee {
FirstName = "Joseph", LastName = "Chen"
},
new Employee {
FirstName = "Joey", LastName = "Chen"
},
};
var firstComparer =
new CombineKeyComparer <string>(firstKeySelector => firstKeySelector.LastName, Comparer <string> .Default);
var secondComparer =
new CombineKeyComparer <string>(secondKeySelector => secondKeySelector.FirstName, Comparer <string> .Default);
var actual = JoeyOrderBy(employees
, new ComboCompare(firstComparer, secondComparer));
var expected = new[]
{
new Employee {
FirstName = "Joey", LastName = "Chen"
},
new Employee {
FirstName = "Joseph", LastName = "Chen"
},
new Employee {
FirstName = "Tom", LastName = "Li"
},
new Employee {
FirstName = "Joey", LastName = "Wang"
},
};
expected.ToExpectedObject().ShouldMatch(actual);
}
public void orderBy_lastName_and_firstName()
{
var employees = new[]
{
new Employee {
FirstName = "Joey", LastName = "Wang"
},
new Employee {
FirstName = "Tom", LastName = "Li"
},
new Employee {
FirstName = "Joseph", LastName = "Chen"
},
new Employee {
FirstName = "Joey", LastName = "Chen"
},
};
var firstComparer = new CombineKeyComparer <string>(employee => employee.LastName, Comparer <string> .Default);
var secondComparer = new CombineKeyComparer <string>(employee => employee.FirstName, Comparer <string> .Default);
var actual = JoeyOrderByLastNameAndFirstName(
employees,
new ComboComparer(firstComparer, secondComparer));
var expected = new[]
{
new Employee {
FirstName = "Joey", LastName = "Chen"
},
new Employee {
FirstName = "Joseph", LastName = "Chen"
},
new Employee {
FirstName = "Tom", LastName = "Li"
},
new Employee {
FirstName = "Joey", LastName = "Wang"
},
};
expected.ToExpectedObject().ShouldMatch(actual);
}
public MyCompareBuilder <TType> AddComparer <TKey>(CombineKeyComparer <TType, TKey> comparer)
{
_untilNowComparer = new ComboComparer <TType>(_untilNowComparer, comparer);
return(this);
}
