public void BoolValuesShouldBeReturnedInCycle(int length)
{
// Arrange
var random = new DeterministicRandom(length);
// Act
var cycle1 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle2 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle3 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle1, cycle2);
CollectionAssert.AreEqual(cycle2, cycle3);
}
public void BoolValuesShouldBeReturnedInCycle(int length)
{
// Arrange
var random = new DeterministicRandom(length);
// Act
var cycle1 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle2 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle3 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle1, cycle2);
CollectionAssert.AreEqual(cycle2, cycle3);
}
public void InitializedWithStringShouldWorkAsExpected(string bits)
{
// Arrange
var length = bits.Length;
var random = new DeterministicRandom(bits);
// Act
var cycle1 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle2 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle3 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle1, cycle2);
CollectionAssert.AreEqual(cycle2, cycle3);
for (var i = 0; i < length; ++i)
{
var bit = bits[i] == '1';
Assert.AreEqual(bit, cycle1[i]);
}
}
public void InitializedWithStringShouldWorkAsExpected(string bits)
{
// Arrange
var length = bits.Length;
var random = new DeterministicRandom(bits);
// Act
var cycle1 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle2 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
var cycle3 = Enumerable.Range(1, length).Select(i => random.NextBool()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle1, cycle2);
CollectionAssert.AreEqual(cycle2, cycle3);
for (var i = 0; i < length; ++i)
{
var bit = bits[i] == '1';
Assert.AreEqual(bit, cycle1[i]);
}
}
private JContainer GeneratePerfectObject(int arity, int depth)
{
var root = new JObject();
if (depth == 1)
{
for (var i = 0; i < arity; ++i)
{
root.Add(i.ToString(), i.ToString());
}
return(root);
}
for (var i = 0; i < arity; ++i)
{
root.Add(i.ToString(), random.NextBool()
? GeneratePerfectObject(arity, depth - 1)
: GeneratePerfectArray(arity, depth - 1));
}
return(root);
}
public void InitializedRandomlyAndThenReinitializedWithString(int length)
{
// Arrange
var random1 = new DeterministicRandom(length);
var bits = random1.ToString();
var random2 = new DeterministicRandom(bits);
// Act
var cycle11 = Enumerable.Range(1, length).Select(i => random1.NextBool()).ToArray();
var cycle12 = Enumerable.Range(1, length).Select(i => random1.NextBool()).ToArray();
var cycle13 = Enumerable.Range(1, length).Select(i => random1.NextBool()).ToArray();
var cycle21 = Enumerable.Range(1, length).Select(i => random2.NextBool()).ToArray();
var cycle22 = Enumerable.Range(1, length).Select(i => random2.NextBool()).ToArray();
var cycle23 = Enumerable.Range(1, length).Select(i => random2.NextBool()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle11, cycle12);
CollectionAssert.AreEqual(cycle12, cycle13);
CollectionAssert.AreEqual(cycle11, cycle21);
CollectionAssert.AreEqual(cycle12, cycle22);
CollectionAssert.AreEqual(cycle13, cycle23);
}
public void InitializedRandomlyAndThenReinitializedWithString(int length)
{
// Arrange
var random1 = new DeterministicRandom(length);
var bits = random1.ToString();
var random2 = new DeterministicRandom(bits);
// Act
var cycle11 = Enumerable.Range(1, length).Select(i => random1.NextBool()).ToArray();
var cycle12 = Enumerable.Range(1, length).Select(i => random1.NextBool()).ToArray();
var cycle13 = Enumerable.Range(1, length).Select(i => random1.NextBool()).ToArray();
var cycle21 = Enumerable.Range(1, length).Select(i => random2.NextBool()).ToArray();
var cycle22 = Enumerable.Range(1, length).Select(i => random2.NextBool()).ToArray();
var cycle23 = Enumerable.Range(1, length).Select(i => random2.NextBool()).ToArray();
// Assert
CollectionAssert.AreEqual(cycle11, cycle12);
CollectionAssert.AreEqual(cycle12, cycle13);
CollectionAssert.AreEqual(cycle11, cycle21);
CollectionAssert.AreEqual(cycle12, cycle22);
CollectionAssert.AreEqual(cycle13, cycle23);
}
/// <summary>
/// Generates a collection of patterns for the specified <see cref="JContainer"/>.
/// </summary>
public PatternCollection GeneratePatterns(JContainer root, int desiredCount, bool skipValues = true)
{
var descendants = root.DescendantsAndSelf().ToArray();
descendants.Shuffle(random);
if (skipValues)
{
descendants = descendants.Where(x => x is JObject || x is JArray).ToArray();
}
var patterns = descendants
.Select(x => x.Path)
.Where(x => !string.IsNullOrWhiteSpace(x))
.Take(desiredCount)
.Select(x => (random.NextBool() ? "!" : "") + x)
.Select(AddWildcards)
.ToArray();
return(PatternCollection.Parse(patterns));
}
