public unsafe void Simple_edge_read_write_without_data_should_work()
{
using (var storage = new GraphStorage())
{
long vertexId1, vertexId2, edgeId;
using (var tx = storage.WriteTransaction())
{
vertexId1 = storage.AddVertex(tx, new byte[] { 1, 2, 3 });
vertexId2 = storage.AddVertex(tx, new byte[] { 3, 2, 1 });
edgeId = storage.AddEdge(tx, vertexId1, vertexId2);
tx.Commit();
}
using (var tx = storage.ReadTransaction())
{
Assert.Empty(storage.ReadEdgeData(tx, edgeId));
int size;
var data = storage.ReadEdgeData(tx, edgeId, out size);
Assert.Equal(0, size);
//will return valid ptr, but the size of data chunk is zero
Assert.False(null == data);
}
}
}
public void Simple_edge_delete_should_work()
{
using (var storage = new GraphStorage())
{
long vertexId1, vertexId2, edgeId;
using (var tx = storage.WriteTransaction())
{
vertexId1 = storage.AddVertex(tx, new byte[] { 1, 2, 3 });
vertexId2 = storage.AddVertex(tx, new byte[] { 3, 2, 1 });
edgeId = storage.AddEdge(tx, vertexId1, vertexId2, new byte[] { 5, 6, 7, 8 });
tx.Commit();
}
using (var tx = storage.ReadTransaction())
{
var data = storage.ReadEdgeData(tx, edgeId);
Assert.NotNull(data);
}
using (var tx = storage.WriteTransaction())
{
storage.RemoveEdge(tx, edgeId);
tx.Commit();
}
using (var tx = storage.ReadTransaction())
{
var data = storage.ReadEdgeData(tx, edgeId);
Assert.Null(data);
}
}
}