public void ProcessInputDataAndShiftTestLength7Number3Pattern4Step987()
{
// arrange
int step = 98798;
int bufferSize = 1000;
int patternLength = 7;
int textLength = 14;
char[] alphabet = new char[] { 'a', 'c', 'g', 't' };
StringCompareAccumulator statisticAccumulator = new StringCompareAccumulator(new StringCompareSaver(), BoyerMooreComparer.AlgorythmNameBadSymbolAdv,
patternLength, textLength, bufferSize, alphabet.Length);
statisticAccumulator.Delete();
int size = patternLength + textLength;
long max = 1L << (2 * size);
long sequenceAsNumber = 0;
int[] sequence = new int[size];
char[] charSequence = new char[size];
long[] masks = new long[size];
long mask = 3;
for (int i = 0; i < size; i++)
{
masks[i] = mask;
mask <<= 2;
}
// act
while (sequenceAsNumber < max)
{
int shift = 0;
for (int i = 0; i < size; i++)
{
sequence[i] = (int)((sequenceAsNumber & masks[i]) >> shift);
shift += 2;
}
sequenceAsNumber += step;
charSequence = sequence.Select(j => alphabet[j]).ToArray();
string pattern = new string(charSequence.Take(patternLength).ToArray());
string text = new string(charSequence.Skip(patternLength).Take(textLength).ToArray());
AndShift andShift = new AndShift()
{
StatisticAccumulator = statisticAccumulator
};
// act
andShift.FindSubstring(text, pattern);
}
statisticAccumulator.SaveRemain();
// assert
}
public void AndShiftCase2Text()
{
// arrange
char[] alphabet = new char[] { 'a', 'c' };
string pattern = "aaaaaa";
string text = "aaccaaaccaacacaa";
AndShift andShift = new AndShift()
{
StatisticAccumulator = new FakeStringCompareAccumulator()
};
// act
andShift.FindSubstring(text, pattern);
// assert
//string expected = "8,9,10";
// Assert.AreEqual(boyerMooreCompare.OutputPresentation, expected, $"Wrong result:{boyerMooreCompare.OutputPresentation}, expected:{expected}");
}
//--------------------------------------------------------------------------------------
public EnumerateCharSetForAndShift(
char[] pCharSet,
int pPatternLength,
int pTextLength,
int pStep = 1,
int bufferSize = 1000)
: base(pCharSet, pTextLength + pPatternLength, 0)
{
_patternLength = pPatternLength;
_textLength = pTextLength;
_step = pStep;
_stepCounter = 1;
_statisticAccumulator = new StringCompareAccumulator(new StringCompareSaver(), AndShift.AlgorythmName,
_patternLength, _textLength, bufferSize, pCharSet.Length);
_statisticAccumulator.Delete();
andShift = new AndShift()
{
StatisticAccumulator = _statisticAccumulator
};
}
