Initial import
This commit is contained in:
Nick Thomas
282
spec/btc_wire_proto_spec.rb
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282
spec/btc_wire_proto_spec.rb
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require 'spec_helper'
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require 'btc_wire_proto'
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# Fixtures data. Taken from: https://en.bitcoin.it/wiki/Protocol_specification
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include ::BtcWireProto
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describe ::BtcWireProto do
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# Payload fragments
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describe ServicesMask do
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it "should have node_network set to false when its bit is 0" do
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s = ServicesMask::read("\x00" * 8) # All 64 bits unset
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s.node_network.should == 0
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s = ServicesMask::read(binary(%w{01 00 00 00 00 00 00 00}))
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s.node_network.should == 1
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end
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end
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describe NetAddr do
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it "should have all fields set to 0 when the input data is all zeroes" do
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na = NetAddr::read("\x00" * 26)
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na.services.node_network.should == 0
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na.ip.to_u128.should == 0
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na.port.should == 0
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end
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it "Should allow the Ip field to be set with Ruby native types" do
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na = NetAddr::read("\x00" * 26)
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mip = IPAddress("::ffff:0.0.0.1")
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na.ip = mip
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na.ip.to_u128.should == mip.to_u128
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end
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it "should have the fields set appropriately when fed binary data" do
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na = NetAddr::read(
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binary(%w{
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01 00 00 00 00 00 00 00 00 00 00 00 00
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00 00 00 00 00 FF FF 0A 00 00 01 20 8D
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})
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)
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na.services.node_network.should == 1
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na.ip.to_s.should == "::ffff:10.0.0.1"
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na.port.should == 8333
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end
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end
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describe TimestampedNetAddr do
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it "should leverage NetAddr" do
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tna = TimestampedNetAddr::read("\x00" * 30)
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tna.net_addr.class.should == BtcWireProto::NetAddr
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end
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it "should have all fields set to 0 when the input data is all zeroes" do
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tna = TimestampedNetAddr::read("\x00" * 30)
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tna.timestamp.should == 0
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end
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it "should have the fields set appropriately when fed binary data" do
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tna = TimestampedNetAddr::read(
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binary(%w{
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E2 15 10 4D 01 00 00 00 00 00 00 00 00 00 00
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00 00 00 00 00 00 00 FF FF 0A 00 00 01 20 8D
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})
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)
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tna.timestamp.should == 1292899810
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tna.net_addr.services.node_network.should == 1
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tna.net_addr.ip.to_s.should == "::ffff:10.0.0.1"
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tna.net_addr.port.should == 8333
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end
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end
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describe VarInt do
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it "should hold numbers < 0x00000000 in nine bytes" do
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bin_minus_1 = "\xff" + "\x00\x00\x00\x00" + "\x01\x00\x00\x00"
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a = VarInt::read(bin_minus_1)
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a.should == -1
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a.num_bytes.should == 9
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a.to_binary_s.should == bin_minus_1
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a = VarInt::read("\xff" * 9)
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a.should == -(2**64 - 1)
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a.num_bytes.should == 9
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a.to_binary_s.should == "\xff" * 9
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end
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it "should hold numbers >= 0x00000000 and < 0x000000fd in one byte" do
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a = VarInt::read("\x00")
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a.should == 0x00
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a.num_bytes.should == 1
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a.to_binary_s.should == "\x00"
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a = VarInt::read("\xFC")
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a.should == 0xFC
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a.num_bytes.should == 1
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a.to_binary_s.should == "\xFC"
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end
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it "should hold numbers >= 0x000000fd and < 0x00010000 in three bytes" do
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a = VarInt::read("\xFD\xFD\x00")
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a.should == 0xFD
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a.num_bytes.should == 3
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a.to_binary_s.should == "\xFD\xFD\x00"
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a = VarInt::read("\xFD\xFF\xFF")
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a.should == 0xFFFF
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a.num_bytes.should == 3
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a.to_binary_s.should == "\xFD\xFF\xFF"
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end
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it "should hold numbers >= 0x00010000 and < 0xffffffff in five bytes" do
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a = VarInt::read("\xFE\x00\x00\x01\x00")
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a.should == 0x10000
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a.num_bytes.should == 5
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a.to_binary_s.should == "\xFE\x00\x00\x01\x00"
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a = VarInt::read("\xFE\xFF\xFF\xFF\xFF")
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a.should == 0xFFFFFFFF
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a.num_bytes.should == 5
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a.to_binary_s.should == "\xFE\xFF\xFF\xFF\xFF"
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end
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end
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describe VarStr do
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it "should store string length in a var_int" do
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a = VarStr::read("\x04abcd")
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a.should == "abcd"
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a.num_bytes.should == 5
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a.to_binary_s.should == "\x04abcd"
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a = VarStr::read("\xFD\xFF\xFF" + "A" * 0xFFFF)
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a.should == "A" * 0xFFFF
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a.num_bytes.should == 0xFFFF + 3
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a.to_binary_s.should == "\xFD\xFF\xFF" + "A" * 0xFFFF
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end
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end
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describe InventoryVector do
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end
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describe Sha256 do
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end
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describe TransactionIn do
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end
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describe TransactionOut do
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end
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describe BlockHdr do
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end
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# Payloads
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describe Version do
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it "should interpret binary data correctly" do
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ver = Version::read(binary(%w{
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9C 7C 00 00 01 00 00 00 00 00 00 00 E6 15 10 4D 00 00 00 00
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01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FF FF
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0A 00 00 01 DA F6 01 00 00 00 00 00 00 00 00 00 00 00 00 00
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00 00 00 00 FF FF 0A 00 00 02 20 8D DD 9D 20 2C 3A B4 57 13
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00 55 81 01 00
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}))
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ver.version.should == 31900
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ver.services.node_network.should == 1
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ver.timestamp.should == 1292899814
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ver.addr_me.class.should == NetAddr
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ver.addr_you.class.should == NetAddr
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ver.nonce.should == 0x1357B43A2C209DDD
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ver.sub_version.should == ""
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ver.start_height.should == 98645
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end
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it "should exclude some fields by version" do
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v = Version::read([1].pack("V") + "\x00" * 42)
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v.num_bytes.should == 46
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v = Version::read([106].pack("V") + "\x00" * 77)
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v.num_bytes.should == 81
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v = Version::read([209].pack("V") + "\x00" * 81)
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v.num_bytes.should == 85
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end
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end
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describe AddrPre31402 do
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end
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describe AddrFrom31402 do
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end
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describe Inventory do
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end
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describe BlockSpec do
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end
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describe Transaction do
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end
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describe Block do
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end
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describe Headers do
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end
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describe CheckOrder do
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end
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describe SubmitOrder do
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end
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describe Reply do
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end
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describe Alert do
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end
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# Messages
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describe MessageHdr do
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end
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describe Message do
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context "Version message" do
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it "should have a Version payload" do
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m = Message::new(:header => {:command => 'version'})
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m.payload.selection.should == "version"
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end
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it "should parse binary data correctly" do
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m = Message::read(binary(%w{
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F9 BE B4 D9 76 65 72 73 69 6F 6E 00 00 00 00 00 55 00 00
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00 9C 7C 00 00 01 00 00 00 00 00 00 00 E6 15 10 4D 00 00
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00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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00 FF FF 0A 00 00 01 DA F6 01 00 00 00 00 00 00 00 00 00
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00 00 00 00 00 00 00 00 FF FF 0A 00 00 02 20 8D DD 9D 20
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2C 3A B4 57 13 00 55 81 01 00
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}))
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m.header.magic.should == BtcWireProto::NETWORKS[:main]
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m.header.command.should == "version\x00\x00\x00\x00\x00"
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m.header.payload_len.should == 85
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m.header.has_parameter?(:checksum).should be_false
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m.payload.version.should == 31900
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m.payload.services.node_network.should == 1
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m.payload.timestamp.should == 1292899814
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m.payload.addr_me.class.should == NetAddr
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m.payload.addr_you.class.should == NetAddr
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m.payload.nonce.should == 0x1357B43A2C209DDD
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m.payload.sub_version.should == ""
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m.payload.start_height.should == 98645
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end
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end
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context "Verack message" do
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it "should have no payload" do
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m = Message.new(:header => {:command => "verack"})
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m.payload.selection.should == "null"
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end
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it "should parse the binary data correctly" do
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m = Message::read(binary(%w{
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F9 BE B4 D9 76 65 72 61 63 6B 00 00 00 00 00 00 00 00 00 00
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}))
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m.header.magic.should == BtcWireProto::NETWORKS[:main]
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m.header.command.should == "verack\x00\x00\x00\x00\x00\x00"
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m.header.payload_len.should == 0
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m.header.has_parameter?(:chcksum).should be_false
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end
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end
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end
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end
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