public void SortBook_2SetOf4Over1Setof5And1SetOf3()
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new[] { 1, 2, 3, 4, 5, 1, 2, 3 }).ToArray();
AssertBookSet(new[] { 1, 2, 3, 5 }, bookSets[0]);
AssertBookSet(new[] { 1, 2, 3, 4 }, bookSets[1]);
}
public void SortBook_5DifferentBooks()
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new[] { 1, 2, 3, 4, 5 }).ToArray();
Assert.AreEqual(1, bookSets.Length);
AssertBookSet(new[] { 1, 2, 3, 4, 5 }, bookSets[0]);
}
public void SortBook_2SetOfBooks()
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new[] { 1, 1, 2, 3, 4, 5, 5 }).ToArray();
Assert.AreEqual(2, bookSets.Length);
AssertBookSet(new[] { 1, 2, 3, 4, 5 }, bookSets[0]);
AssertBookSet(new[] {1, 5}, bookSets[1]);
}
public void SortBook_1Book(int bookNumber)
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new[] { bookNumber }).ToArray();
Assert.AreEqual(1, bookSets.Length);
Assert.AreEqual(1, bookSets[0].Length);
Assert.AreEqual(bookNumber, bookSets[0][0]);
}
public void SortBook_2SameBooks(int book1, int book2)
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new[] { book1, book2 }).ToArray();
Assert.AreEqual(2, bookSets.Length);
Assert.AreEqual(1, bookSets[0].Length);
Assert.AreEqual(book1, bookSets[0][0]);
Assert.AreEqual(book2, bookSets[1][0]);
}
public void SortBook_5Sets()
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new[]
{
1, 1, 1, 1, 1,
2, 2, 2, 2, 2,
3, 3, 3, 3,
4, 4, 4, 4,
5, 5, 5, 5, 5
}).ToArray();
AssertBookSet(new[] { 1, 2, 4, 5 }, bookSets[0]);
AssertBookSet(new[] { 1, 2, 3, 4, 5 }, bookSets[1]);
AssertBookSet(new[] { 1, 2, 3, 4, 5 }, bookSets[2]);
AssertBookSet(new[] { 1, 2, 3, 4, 5 }, bookSets[3]);
AssertBookSet(new[] { 1, 2, 5, 3 }, bookSets[4]);
}
public void SortBook_NoBooks()
{
var sorter = new BookSorter();
var bookSets = sorter.Sort(new int[0]);
Assert.AreEqual(0, bookSets.Count());
}
private static IEnumerable<int[]> GetBookSets(int[] books)
{
var sorter = new BookSorter();
return sorter.Sort(books);
}