public void CreateInverse(int fixedNodeCount)
{
var nodeIdxById = new Dictionary <int, int>
{
{ 100, fixedNodeCount },
{ 50, fixedNodeCount + 1 },
{ 200, fixedNodeCount + 2 },
{ 70, fixedNodeCount + 3 },
{ 300, fixedNodeCount + 4 },
{ 30, fixedNodeCount + 5 }
};
var nodeIdMap = new DictionaryNodeIdMap(fixedNodeCount, nodeIdxById);
INodeIdMap inverseMap = nodeIdMap.CreateInverseMap();
Assert.Equal(nodeIdMap.Count, inverseMap.Count);
Assert.Equal(0, inverseMap.Map(0));
Assert.Equal(fixedNodeCount - 1, inverseMap.Map(fixedNodeCount - 1));
Assert.Equal(100, inverseMap.Map(fixedNodeCount));
Assert.Equal(50, inverseMap.Map(fixedNodeCount + 1));
Assert.Equal(200, inverseMap.Map(fixedNodeCount + 2));
Assert.Equal(70, inverseMap.Map(fixedNodeCount + 3));
Assert.Equal(300, inverseMap.Map(fixedNodeCount + 4));
Assert.Equal(30, inverseMap.Map(fixedNodeCount + 5));
}
public void Map_NonZeroFixedNodeCount(int fixedNodeCount)
{
var nodeIdxById = new Dictionary <int, int>
{
{ 100, fixedNodeCount },
{ 50, fixedNodeCount + 1 },
{ 200, fixedNodeCount + 2 },
{ 70, fixedNodeCount + 3 },
{ 300, fixedNodeCount + 4 },
{ 30, fixedNodeCount + 5 }
};
var nodeIdMap = new DictionaryNodeIdMap(fixedNodeCount, nodeIdxById);
Assert.Equal(fixedNodeCount + 6, nodeIdMap.Count);
Assert.Equal(0, nodeIdMap.Map(0));
Assert.Equal(fixedNodeCount - 1, nodeIdMap.Map(fixedNodeCount - 1));
Assert.Equal(fixedNodeCount, nodeIdMap.Map(100));
Assert.Equal(fixedNodeCount + 1, nodeIdMap.Map(50));
Assert.Equal(fixedNodeCount + 2, nodeIdMap.Map(200));
Assert.Equal(fixedNodeCount + 3, nodeIdMap.Map(70));
Assert.Equal(fixedNodeCount + 4, nodeIdMap.Map(300));
Assert.Equal(fixedNodeCount + 5, nodeIdMap.Map(30));
}
public void Map_ZeroFixedNodeCount()
{
var nodeIdxById = new Dictionary <int, int>
{
{ 100, 0 },
{ 50, 1 },
{ 200, 2 },
{ 70, 3 },
{ 300, 4 },
{ 30, 5 }
};
var nodeIdMap = new DictionaryNodeIdMap(0, nodeIdxById);
Assert.Equal(6, nodeIdMap.Count);
Assert.Equal(0, nodeIdMap.Map(100));
Assert.Equal(1, nodeIdMap.Map(50));
Assert.Equal(2, nodeIdMap.Map(200));
Assert.Equal(3, nodeIdMap.Map(70));
Assert.Equal(4, nodeIdMap.Map(300));
Assert.Equal(5, nodeIdMap.Map(30));
}