private void ShouldReadNumCorrectly(long expected, byte[] data)
{
var mockInput = IOExtensions.CreateMockStream(data);
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().Be(expected);
}
public void ShouldReadNullThroughRead()
{
var mockInput =
IOExtensions.CreateMockStream(PackStream.Null);
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeNull();
}
public object Read(PackStreamReader reader, long size)
{
var fieldCount = (int)reader.ReadListHeader();
var fields = new object[fieldCount];
for (var i = 0; i < fieldCount; i++)
{
fields[i] = reader.Read();
}
return(new RecordMessage(fields));
}
public void ShouldReadStringThroughRead()
{
var mockInput =
IOExtensions.CreateMockStream("D0 1A 61 62 63 64 65 66 67 68 69 6A 6B 6C 6D 6E 6F 70 71 72 73 74 75 76 77 78 79 7A".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeOfType <string>();
var text = (string)real;
text.Should().Be("abcdefghijklmnopqrstuvwxyz");
}
public void ShouldReadFloatThroughRead()
{
var mockInput =
IOExtensions.CreateMockStream("C1 3F F1 99 99 99 99 99 9A".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeOfType <double>();
var number = (double)real;
number.Should().Be(1.1);
}
public void ShouldReadBooleanThroughRead(bool value)
{
var mockInput =
IOExtensions.CreateMockStream(value ? PackStream.True : PackStream.False);
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeOfType <bool>();
var boolean = (bool)real;
boolean.Should().Be(value);
}
public void ShouldReadEmptyMap16Correctly()
{
var mockInput =
IOExtensions.CreateMockStream("D5 00 00 ".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeAssignableTo <IList <object> >();
var list = real as IList <object>;
list.Should().NotBeNull();
list.Count.Should().Be(0);
}
public void ShouldReadEmptyMap32Correctly()
{
var mockInput =
IOExtensions.CreateMockStream("DA 00 00 00 00".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeAssignableTo <IDictionary <string, object> >();
var map = real as IDictionary <string, object>;
map.Should().NotBeNull();
map.Count.Should().Be(0);
}
public void ShouldReadBytesThroughRead()
{
var mockInput =
IOExtensions.CreateMockStream("CC 01 01".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeOfType <byte[]>();
var bytes = real as byte[];
bytes.Should().NotBeNull();
bytes.Length.Should().Be(1);
}
public void ShouldReadEmptyStruct16Correctly()
{
var mockInput =
IOExtensions.CreateMockStream("DD 00 00 01".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var header = reader.ReadStructHeader();
var signature = reader.ReadStructSignature();
var fields = new List <object>();
for (var i = 0; i < header; i++)
{
fields.Add(reader.Read());
}
signature.Should().Be(0x01);
fields.Count.Should().Be(0);
}
public void ShouldReadMap32Correctly()
{
var mockInput =
IOExtensions.CreateMockStream("D6 00 00 00 03 01 02 03".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeAssignableTo <IList <object> >();
var list = real as IList <object>;
list.Should().NotBeNull();
list.Count.Should().Be(3);
list.Should().Contain(1L);
list.Should().Contain(2L);
list.Should().Contain(3L);
}
public void ShouldReadTinyMapCorrectly()
{
var mockInput =
IOExtensions.CreateMockStream(
"AF 81 61 01 81 62 01 81 63 03 81 64 04 81 65 05 81 66 06 81 67 07 81 68 08 81 69 09 81 6A 00 81 6B 01 81 6C 02 81 6D 03 81 6E 04 81 6F 05"
.ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var real = reader.Read();
real.Should().BeAssignableTo <IDictionary <string, object> >();
var map = real as IDictionary <string, object>;
map.Should().NotBeNull();
map.Count.Should().Be(15);
map.Should().ContainKeys("a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o");
map.Should().ContainValues(1L, 2L, 3L, 4L, 5L, 6L, 7L, 8L, 9L, 0L);
}
public void ShouldReadTinyStructCorrectly()
{
var mockInput =
IOExtensions.CreateMockStream("B3 01 01 02 03".ToByteArray());
var reader = new PackStreamReader(mockInput.Object, BoltReader.StructHandlers);
var header = reader.ReadStructHeader();
var signature = reader.ReadStructSignature();
var fields = new List <object>();
for (var i = 0; i < header; i++)
{
fields.Add(reader.Read());
}
signature.Should().Be(0x01);
fields.Count.Should().Be(3);
fields.Should().Contain(1L);
fields.Should().Contain(2L);
fields.Should().Contain(3L);
}
public object Read(PackStreamReader reader, long size)
{
var urn = reader.ReadLong();
var numLabels = (int)reader.ReadListHeader();
var labels = new List <string>(numLabels);
for (var i = 0; i < numLabels; i++)
{
labels.Add(reader.ReadString());
}
var numProps = (int)reader.ReadMapHeader();
var props = new Dictionary <string, object>(numProps);
for (var j = 0; j < numProps; j++)
{
var key = reader.ReadString();
props.Add(key, reader.Read());
}
return(new Node(urn, labels, props));
}
public object Read(PackStreamReader reader, long size)
{
// List of unique nodes
var uniqNodes = new INode[(int)reader.ReadListHeader()];
for (var i = 0; i < uniqNodes.Length; i++)
{
var node = reader.Read() as INode;
Throw.ProtocolException.IfFalse(node != null, "receivedNode");
uniqNodes[i] = node;
}
// List of unique relationships, without start/end information
var uniqRels = new Relationship[(int)reader.ReadListHeader()];
for (var i = 0; i < uniqRels.Length; i++)
{
var uniqRel = reader.Read() as Relationship;
Throw.ProtocolException.IfFalse(uniqRel != null, "receivedUnboundRelationship");
uniqRels[i] = uniqRel;
}
// Path sequence
var length = (int)reader.ReadListHeader();
// Knowing the sequence length, we can create the arrays that will represent the nodes, rels and segments in their "path order"
var segments = new ISegment[length / 2];
var nodes = new INode[segments.Length + 1];
var rels = new IRelationship[segments.Length];
var prevNode = uniqNodes[0];
nodes[0] = prevNode;
for (var i = 0; i < segments.Length; i++)
{
var relIdx = (int)reader.ReadLong();
var nextNode = uniqNodes[(int)reader.ReadLong()]; // Start node is always 0, and isn't encoded in the sequence
// Negative rel index means this rel was traversed "inversed" from its direction
Relationship rel;
if (relIdx < 0)
{
rel = uniqRels[(-relIdx) - 1]; // -1 because rel idx are 1-indexed
rel.SetStartAndEnd(nextNode.Id, prevNode.Id);
}
else
{
rel = uniqRels[relIdx - 1];
rel.SetStartAndEnd(prevNode.Id, nextNode.Id);
}
nodes[i + 1] = nextNode;
rels[i] = rel;
segments[i] = new Segment(prevNode, rel, nextNode);
prevNode = nextNode;
}
return(new Path(segments.ToList(), nodes.ToList(), rels.ToList()));
}
