public void IntegerValuesShouldBeReturnedInCycle(int length)
{
// Arrange
var random = new DeterministicRandom(length);
// Act
var cycle1 = Enumerable.Range(1, length).Select(i => random.NextInt()).ToArray();
var cycle2 = Enumerable.Range(1, length).Select(i => random.NextInt()).ToArray();
var cycle3 = Enumerable.Range(1, length).Select(i => random.NextInt()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle1, cycle2);
CollectionAssert.AreEqual(cycle2, cycle3);
}
/// <remarks>
/// This method relies on a feature of <see cref="JContainerGenerator"/> that
/// the keys of properties are only non-negative numbers, chosen
/// sequentially from 0 and not exceeding 9.
/// </remarks>
private string AddWildcards(string path)
{
var indexesToChange = new List <int>();
for (var i = 0; i < path.Length; ++i)
{
var c = path[i];
if (char.IsDigit(c))
{
var useWildcard = random.NextInt() % 5 == 0; // 20% chance
if (useWildcard)
{
indexesToChange.Add(i);
}
}
}
var builder = new StringBuilder(path);
foreach (var index in indexesToChange)
{
builder[index] = '*';
}
return(builder.ToString());
}
public static void Shuffle <T>(this IList <T> list, DeterministicRandom random)
{
var elementsCount = list.Count;
Shuffle(list, () => random.NextInt() % elementsCount);
}
public void IntegerValuesShouldBeReturnedInCycle(int length)
{
// Arrange
var random = new DeterministicRandom(length);
// Act
var cycle1 = Enumerable.Range(1, length).Select(i => random.NextInt()).ToArray();
var cycle2 = Enumerable.Range(1, length).Select(i => random.NextInt()).ToArray();
var cycle3 = Enumerable.Range(1, length).Select(i => random.NextInt()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle1, cycle2);
CollectionAssert.AreEqual(cycle2, cycle3);
}