public void CreateNew_ShouldReturnNewGuid_WithoutCollisions_WhenTypeIsBinaryEnd()
{
// Arrange
const int numberOfChars = SequentialGuidFactory.NumberOfSequentialBytes * 2; // 2 chars per byte
var uniqueResults = new HashSet <Guid>();
var sequentialData = new string[TestIterations];
var subject = new SequentialGuidFactory(SequentialGuidType.BinaryEnd);
for (var i = 0; i < TestIterations; i++)
{
// Act
var result = subject.CreateNew();
// Assert
uniqueResults.Add(result).Should().BeTrue();
var guidString = result.ToString();
sequentialData[i] = guidString.Substring(guidString.Length - numberOfChars, numberOfChars);
}
uniqueResults.Should().HaveCount(TestIterations);
uniqueResults.Should().NotContain(Guid.Empty);
sequentialData.Should().BeInAscendingOrder();
}
public void CreateNew_Benchmark_WhenTypeIsBinary()
{
// Arrange
var subject = new SequentialGuidFactory(SequentialGuidType.Binary);
var timer = Stopwatch.StartNew();
for (var i = 0; i < TestIterations; i++)
{
// Act
subject.CreateNew();
}
// Assert
timer.Stop();
timer.ElapsedMilliseconds.Should().BeLessOrEqualTo(500);
}
public void CreateNew_ShouldReturnNewGuid_WithoutCollisions_WhenTypeIsBinary()
{
// Arrange
var uniqueResults = new HashSet <Guid>();
var sequentialData = new string[TestIterations];
var subject = new SequentialGuidFactory(SequentialGuidType.Binary);
for (var i = 0; i < TestIterations; i++)
{
// Act
var result = subject.CreateNew();
// Assert
uniqueResults.Add(result).Should().BeTrue();
var sequentialBytes = result.ToByteArray().Take(SequentialGuidFactory.NumberOfSequentialBytes).ToArray();
sequentialData[i] = BitConverter.ToString(sequentialBytes);
}
uniqueResults.Should().HaveCount(TestIterations);
uniqueResults.Should().NotContain(Guid.Empty);
sequentialData.Should().BeInAscendingOrder();
}