public void TestDeleteUndirectEdge_ToFrom()
{
GraphWirth a = new GraphWirth();
bool expected = true;
a.AddVertex(0);
a.AddDirectEdge(1, 2, 0);
bool actual = a.DeleteDirectEdge(2, 1);
Assert.AreEqual(expected, actual, "Error deleting undirect edge.");
}
public void TestDeleteDirectEdge_ToFrom()
{
GraphWirth a = new GraphWirth();
bool expected = false;
a.AddVertex(0);
a.AddDirectEdge(1, 2, 0);
bool actual = a.DeleteDirectEdge(2, 1);
Assert.AreEqual(expected, actual, "Incorrect order of vertexes while deleting direct edge.");
}