More tests and fixes. Currently fixing Message - see the Version message test
This commit is contained in:
Nick Thomas
@@ -3,8 +3,6 @@ require 'btc_wire_proto'
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# Fixtures data. Taken from: https://en.bitcoin.it/wiki/Protocol_specification
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SERVICE_MASK = "\x00\x00\x00\x01" # Sets NODE_NETWORK
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include ::BtcWireProto
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describe ::BtcWireProto do
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@@ -15,33 +13,181 @@ describe ::BtcWireProto 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("\x00" * 7 + "\x01")
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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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@@ -83,6 +229,15 @@ describe ::BtcWireProto 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
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puts m.inspect
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puts m.header.inspect
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m.header.command = "version"
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v.payload.class.should == Version
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end
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end
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end
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end
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@@ -1,3 +1,10 @@
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require 'rspec'
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$: << File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib'))
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def binary(str_ary)
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str_ary.collect do |d|
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raise ArgumentError.new("Bad part") unless d =~ /\A[a-f0-9]{2}\Z/i
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d.to_i(16).chr
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end.join("")
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end
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