public void TrainDrawingInfoClassLineVertexesPropertyGetMethodOnlyReturnsDistinctVertexesWhereVertexObjectsAreSharedBetweenLines()
{
TrainDrawingInfo testObject = new TrainDrawingInfo();
int vertexCount = _rnd.Next(10) + 1;
int lineCount = _rnd.Next(10) + vertexCount;
VertexInformation[] vertexSource = new VertexInformation[vertexCount];
bool[] vertexesUsed = new bool[vertexCount];
for (int i = 0; i < vertexCount; ++i)
{
vertexSource[i] = GetVertexInformation(testObject);
}
for (int i = 0; i < lineCount; ++i)
{
int firstIndex = _rnd.Next(vertexCount);
int secondIndex = _rnd.Next(vertexCount);
testObject.Lines.Add(new LineCoordinates(vertexSource[firstIndex], vertexSource[secondIndex]));
vertexesUsed[firstIndex] = true;
vertexesUsed[secondIndex] = true;
}
List <VertexInformation> vertexList = vertexSource.Where((v, i) => vertexesUsed[i]).ToList();
List <VertexInformation> testOutput = testObject.LineVertexes.ToList();
Assert.AreEqual(vertexList.Count, testOutput.Count);
foreach (VertexInformation vi in testOutput)
{
Assert.IsTrue(vertexList.Contains(vi));
vertexList.Remove(vi);
}
}
