internal static MedianTestData CreateMedianTestDate()
{
var testData = new MedianTestData();
using (StringReader reader = new StringReader(Resources.WeekFiveTestInput))
{
testData.Count = Int32.Parse(reader.ReadLine());
testData.InputSequences = new int[testData.Count];
for (int i = 0; i < testData.Count; i++)
{
testData.InputSequences[i] = Int32.Parse(reader.ReadLine());
}
}
using (StringReader reader = new StringReader(Resources.WeekFiveTestOutput))
{
testData.ExpectedSequence = new ExpectedIterationState[testData.Count];
for (int i = 0; i < testData.Count; i++)
{
testData.ExpectedSequence[i] = new ExpectedIterationState();
string medianValue = reader.ReadLine();
string heapLowValue = reader.ReadLine();
string heapHighValue = reader.ReadLine();
reader.ReadLine();
testData.ExpectedSequence[i].Median = medianValue
.Replace("Medians: ", "")
.Split(' ')
.Select(v => Int32.Parse(v))
.ToArray();
testData.ExpectedSequence[i].HeapLow = heapLowValue
.Replace("H_low: [", "")
.Replace("]", "")
.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Select(v => Int32.Parse(v.Trim()))
.ToArray();
testData.ExpectedSequence[i].HeapHigh = heapHighValue
.Replace("H_high: [", "")
.Replace("]", "")
.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Select(v => Int32.Parse(v.Trim()))
.ToArray();
}
}
return(testData);
}
public void CalculateMedia_FromTestData_ReturnsRightValue()
{
MedianTestData testDate = SequenceMediaTestDataBuilder.CreateMedianTestDate();
SequenceMedian sequenceMedian = new SequenceMedian(testDate.Count);
for (int i = 0; i < testDate.Count; i++)
{
sequenceMedian.Insert(testDate.InputSequences[i]);
Assert.That(
sequenceMedian.GetMedian(),
Is.EqualTo(testDate.ExpectedSequence[i].Median));
Assert.That(
sequenceMedian.HeapHigh,
Is.EqualTo(testDate.ExpectedSequence[i].HeapHigh));
Assert.That(
sequenceMedian.HeapLow,
Is.EqualTo(testDate.ExpectedSequence[i].HeapLow));
}
}
