public void WhenOneLevelThenPropertyPathItself()
{
var path0 = new PropertyPath(null, ConfOrm.ForClass <MyClass> .Property(x => x.Component));
var actual = path0.InverseProgressivePath().ToList();
actual.Count.Should().Be(1);
actual.Single().Should().Be(path0);
}
public void WhenTwoLevelsThen2PropertyPaths()
{
// x.Component.Something0
var path0 = new PropertyPath(null, ConfOrm.ForClass <MyClass> .Property(x => x.Component));
var path1 = new PropertyPath(path0, ConfOrm.ForClass <ComponentLevel0> .Property(x => x.Something0));
var actual = path1.InverseProgressivePath().ToList();
actual.Count.Should().Be(2);
var expected1 = new PropertyPath(null, ConfOrm.ForClass <ComponentLevel0> .Property(x => x.Something0));
var expected2 = path1;
actual.First().Should().Be(expected1);
actual.Skip(1).First().Should().Be(expected2);
}
public void WhenThreeLevelsThen3PropertyPaths()
{
// x.Component.ComponentLevel1.Something1
var path0 = new PropertyPath(null, ConfOrm.ForClass <MyClass> .Property(x => x.Component));
var path1 = new PropertyPath(path0, ConfOrm.ForClass <ComponentLevel0> .Property(x => x.ComponentLevel1));
var path2 = new PropertyPath(path1, ConfOrm.ForClass <ComponentLevel1> .Property(x => x.Something1));
var actual = path2.InverseProgressivePath().ToList();
actual.Count.Should().Be(3);
var expected1 = new PropertyPath(null, ConfOrm.ForClass <ComponentLevel1> .Property(x => x.Something1));
var expected2 = new PropertyPath(new PropertyPath(null, ConfOrm.ForClass <ComponentLevel0> .Property(x => x.ComponentLevel1)), ConfOrm.ForClass <ComponentLevel1> .Property(x => x.Something1));
var expected3 = path2;
actual.First().Should().Be(expected1);
actual.Skip(1).First().Should().Be(expected2);
actual.Skip(2).First().Should().Be(expected3);
}
public void WhenFourLevelsThen4PropertyPaths()
{
// x.Component.ComponentLevel1.ComponentLevel2.Something2
var path0 = new PropertyPath(null, ConfOrm.ForClass <MyClass> .Property(x => x.Component));
var path1 = new PropertyPath(path0, ConfOrm.ForClass <ComponentLevel0> .Property(x => x.ComponentLevel1));
var path2 = new PropertyPath(path1, ConfOrm.ForClass <ComponentLevel1> .Property(x => x.ComponentLevel2));
var path3 = new PropertyPath(path2, ConfOrm.ForClass <ComponentLevel2> .Property(x => x.Something2));
var actual = path3.InverseProgressivePath().ToList();
actual.Count.Should().Be(4);
var expected1 = new PropertyPath(null, ConfOrm.ForClass <ComponentLevel2> .Property(x => x.Something2));
var expected2 = new PropertyPath(new PropertyPath(null, ConfOrm.ForClass <ComponentLevel1> .Property(x => x.ComponentLevel2)), ConfOrm.ForClass <ComponentLevel2> .Property(x => x.Something2));
var expected3 = new PropertyPath(new PropertyPath(new PropertyPath(null, ConfOrm.ForClass <ComponentLevel0> .Property(x => x.ComponentLevel1)), ConfOrm.ForClass <ComponentLevel1> .Property(x => x.ComponentLevel2)), ConfOrm.ForClass <ComponentLevel2> .Property(x => x.Something2));
var expected4 = path3;
actual.First().Should().Be(expected1);
actual.Skip(1).First().Should().Be(expected2);
actual.Skip(2).First().Should().Be(expected3);
actual.Skip(3).First().Should().Be(expected4);
}