Add negative tests for MsgAddr.
This commit adds tests for the error paths when encoded and decoding MsgAddr.
This commit is contained in:
Dave Collins
parent
cfb17f7da4
commit
1220e72f35
2 changed files with 149 additions and 34 deletions
115
msgaddr_test.go
115
msgaddr_test.go
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@ -8,6 +8,7 @@ import (
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"bytes"
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"github.com/conformal/btcwire"
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"github.com/davecgh/go-spew/spew"
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"io"
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"net"
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"reflect"
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"testing"
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@ -203,3 +204,117 @@ func TestAddrWire(t *testing.T) {
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}
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}
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}
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// TestAddrWireErrors performs negative tests against wire encode and decode
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// of MsgAddr to confirm error paths work correctly.
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func TestAddrWireErrors(t *testing.T) {
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pver := btcwire.ProtocolVersion
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pverMA := btcwire.MultipleAddressVersion
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btcwireErr := &btcwire.MessageError{}
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// A couple of NetAddresses to use for testing.
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na := &btcwire.NetAddress{
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Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
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Services: btcwire.SFNodeNetwork,
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IP: net.ParseIP("127.0.0.1"),
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Port: 8333,
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}
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na2 := &btcwire.NetAddress{
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Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 12:15:05 -0600 CST
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Services: btcwire.SFNodeNetwork,
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IP: net.ParseIP("192.168.0.1"),
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Port: 8334,
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}
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// Address message with multiple addresses.
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baseAddr := btcwire.NewMsgAddr()
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baseAddr.AddAddresses(na, na2)
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baseAddrEncoded := []byte{
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0x02, // Varint for number of addresses
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0x29, 0xab, 0x5f, 0x49, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0x7f, 0x00, 0x00, 0x01, // IP 127.0.0.1
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0x20, 0x8d, // Port 8333 in big-endian
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0x29, 0xab, 0x5f, 0x49, // Timestamp
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0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // SFNodeNetwork
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0xc0, 0xa8, 0x00, 0x01, // IP 192.168.0.1
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0x20, 0x8e, // Port 8334 in big-endian
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}
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// Message that forces an error by having more than the max allowed
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// addresses.
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maxAddr := btcwire.NewMsgAddr()
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for i := 0; i < btcwire.MaxAddrPerMsg; i++ {
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maxAddr.AddAddress(na)
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}
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maxAddr.AddrList = append(maxAddr.AddrList, na)
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maxAddrEncoded := []byte{
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0xfd, 0x03, 0xe9, // Varint for number of addresses (1001)
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}
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tests := []struct {
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in *btcwire.MsgAddr // Value to encode
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buf []byte // Wire encoding
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pver uint32 // Protocol version for wire encoding
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max int // Max size of fixed buffer to induce errors
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writeErr error // Expected write error
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readErr error // Expected read error
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}{
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// Latest protocol version with intentional read/write errors.
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// Force error in addresses count
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{baseAddr, baseAddrEncoded, pver, 0, io.ErrShortWrite, io.EOF},
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// Force error in address list.
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{baseAddr, baseAddrEncoded, pver, 1, io.ErrShortWrite, io.EOF},
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// Force error with greater than max inventory vectors.
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{maxAddr, maxAddrEncoded, pver, 3, btcwireErr, btcwireErr},
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// Force error with greater than max inventory vectors for
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// protocol versions before multiple addresses were allowed.
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{maxAddr, maxAddrEncoded, pverMA - 1, 3, btcwireErr, btcwireErr},
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}
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t.Logf("Running %d tests", len(tests))
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for i, test := range tests {
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// Encode to wire format.
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w := newFixedWriter(test.max)
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err := test.in.BtcEncode(w, test.pver)
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if reflect.TypeOf(err) != reflect.TypeOf(test.writeErr) {
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t.Errorf("BtcEncode #%d wrong error got: %v, want: %v",
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i, err, test.writeErr)
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continue
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}
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// For errors which are not of type btcwire.MessageError, check
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// them for equality.
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if _, ok := err.(*btcwire.MessageError); !ok {
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if err != test.writeErr {
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t.Errorf("BtcEncode #%d wrong error got: %v, "+
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"want: %v", i, err, test.writeErr)
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continue
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}
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}
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// Decode from wire format.
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var msg btcwire.MsgAddr
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r := newFixedReader(test.max, test.buf)
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err = msg.BtcDecode(r, test.pver)
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if reflect.TypeOf(err) != reflect.TypeOf(test.readErr) {
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t.Errorf("BtcDecode #%d wrong error got: %v, want: %v",
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i, err, test.readErr)
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continue
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}
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// For errors which are not of type btcwire.MessageError, check
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// them for equality.
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if _, ok := err.(*btcwire.MessageError); !ok {
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if err != test.readErr {
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t.Errorf("BtcEncode #%d wrong error got: %v, "+
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"want: %v", i, err, test.readErr)
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continue
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}
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}
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}
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}
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@ -2,58 +2,60 @@
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github.com/conformal/btcwire/message.go ReadMessage 100.00% (37/37)
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github.com/conformal/btcwire/common.go readVarInt 100.00% (24/24)
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github.com/conformal/btcwire/msgtx.go MsgTx.Copy 100.00% (24/24)
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github.com/conformal/btcwire/netaddress.go readNetAddress 100.00% (20/20)
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github.com/conformal/btcwire/message.go makeEmptyMessage 100.00% (20/20)
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github.com/conformal/btcwire/netaddress.go readNetAddress 100.00% (20/20)
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github.com/conformal/btcwire/common.go writeVarInt 100.00% (16/16)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.BtcEncode 100.00% (15/15)
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github.com/conformal/btcwire/shahash.go NewShaHashFromStr 100.00% (15/15)
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github.com/conformal/btcwire/netaddress.go writeNetAddress 100.00% (14/14)
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github.com/conformal/btcwire/msggetdata.go MsgGetData.BtcDecode 100.00% (13/13)
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github.com/conformal/btcwire/msginv.go MsgInv.BtcDecode 100.00% (13/13)
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github.com/conformal/btcwire/msgnotfound.go MsgNotFound.BtcDecode 100.00% (13/13)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.BtcDecode 100.00% (13/13)
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github.com/conformal/btcwire/protocol.go ServiceFlag.String 100.00% (12/12)
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github.com/conformal/btcwire/msgnotfound.go MsgNotFound.BtcEncode 100.00% (12/12)
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github.com/conformal/btcwire/msggetdata.go MsgGetData.BtcEncode 100.00% (12/12)
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github.com/conformal/btcwire/msginv.go MsgInv.BtcEncode 100.00% (12/12)
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github.com/conformal/btcwire/blockheader.go readBlockHeader 100.00% (10/10)
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github.com/conformal/btcwire/msgblock.go MsgBlock.BtcDecode 100.00% (10/10)
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github.com/conformal/btcwire/message.go discardInput 100.00% (10/10)
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github.com/conformal/btcwire/blockheader.go readBlockHeader 100.00% (10/10)
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github.com/conformal/btcwire/msgblock.go MsgBlock.BtcEncode 100.00% (9/9)
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github.com/conformal/btcwire/blockheader.go writeBlockHeader 100.00% (8/8)
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github.com/conformal/btcwire/common.go readVarString 100.00% (8/8)
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github.com/conformal/btcwire/message.go readMessageHeader 100.00% (7/7)
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github.com/conformal/btcwire/blockheader.go writeBlockHeader 100.00% (8/8)
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github.com/conformal/btcwire/msgversion.go NewMsgVersionFromConn 100.00% (7/7)
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github.com/conformal/btcwire/common.go DoubleSha256 100.00% (7/7)
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github.com/conformal/btcwire/common.go randomUint64 100.00% (7/7)
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github.com/conformal/btcwire/common.go writeVarString 100.00% (7/7)
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github.com/conformal/btcwire/common.go readElements 100.00% (5/5)
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github.com/conformal/btcwire/msggetdata.go MsgGetData.AddInvVect 100.00% (5/5)
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github.com/conformal/btcwire/common.go randomUint64 100.00% (7/7)
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github.com/conformal/btcwire/common.go DoubleSha256 100.00% (7/7)
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github.com/conformal/btcwire/message.go readMessageHeader 100.00% (7/7)
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github.com/conformal/btcwire/shahash.go ShaHash.SetBytes 100.00% (5/5)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.AddAddress 100.00% (5/5)
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github.com/conformal/btcwire/msggetheaders.go MsgGetHeaders.AddBlockLocatorHash 100.00% (5/5)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.AddAddresses 100.00% (5/5)
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github.com/conformal/btcwire/common.go writeElements 100.00% (5/5)
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github.com/conformal/btcwire/msgheaders.go MsgHeaders.AddBlockHeader 100.00% (5/5)
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github.com/conformal/btcwire/msginv.go MsgInv.AddInvVect 100.00% (5/5)
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github.com/conformal/btcwire/msggetblocks.go MsgGetBlocks.AddBlockLocatorHash 100.00% (5/5)
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github.com/conformal/btcwire/msggetheaders.go MsgGetHeaders.AddBlockLocatorHash 100.00% (5/5)
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github.com/conformal/btcwire/msggetdata.go MsgGetData.AddInvVect 100.00% (5/5)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.AddAddress 100.00% (5/5)
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github.com/conformal/btcwire/msgnotfound.go MsgNotFound.AddInvVect 100.00% (5/5)
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github.com/conformal/btcwire/msgheaders.go MsgHeaders.AddBlockHeader 100.00% (5/5)
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github.com/conformal/btcwire/msgping.go MsgPing.BtcDecode 100.00% (5/5)
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github.com/conformal/btcwire/msgping.go MsgPing.BtcEncode 100.00% (5/5)
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github.com/conformal/btcwire/common.go writeElements 100.00% (5/5)
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github.com/conformal/btcwire/common.go readElements 100.00% (5/5)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.AddAddresses 100.00% (5/5)
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github.com/conformal/btcwire/netaddress.go NewNetAddress 100.00% (5/5)
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github.com/conformal/btcwire/msggetblocks.go MsgGetBlocks.AddBlockLocatorHash 100.00% (5/5)
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github.com/conformal/btcwire/msgmempool.go MsgMemPool.BtcEncode 100.00% (4/4)
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github.com/conformal/btcwire/msgping.go MsgPing.MaxPayloadLength 100.00% (4/4)
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github.com/conformal/btcwire/invvect.go readInvVect 100.00% (4/4)
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github.com/conformal/btcwire/invvect.go writeInvVect 100.00% (4/4)
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github.com/conformal/btcwire/shahash.go ShaHash.String 100.00% (4/4)
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github.com/conformal/btcwire/msgmempool.go MsgMemPool.BtcDecode 100.00% (4/4)
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github.com/conformal/btcwire/netaddress.go maxNetAddressPayload 100.00% (4/4)
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github.com/conformal/btcwire/msgpong.go MsgPong.MaxPayloadLength 100.00% (4/4)
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github.com/conformal/btcwire/msgmempool.go MsgMemPool.BtcDecode 100.00% (4/4)
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github.com/conformal/btcwire/invvect.go readInvVect 100.00% (4/4)
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github.com/conformal/btcwire/msgping.go MsgPing.MaxPayloadLength 100.00% (4/4)
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github.com/conformal/btcwire/shahash.go ShaHash.String 100.00% (4/4)
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github.com/conformal/btcwire/invvect.go writeInvVect 100.00% (4/4)
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github.com/conformal/btcwire/error.go MessageError.Error 100.00% (3/3)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.MaxPayloadLength 100.00% (3/3)
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github.com/conformal/btcwire/msgversion.go MsgVersion.HasService 100.00% (3/3)
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github.com/conformal/btcwire/invvect.go InvType.String 100.00% (3/3)
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github.com/conformal/btcwire/msgmempool.go MsgMemPool.BtcEncode 100.00% (4/4)
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github.com/conformal/btcwire/shahash.go ShaHash.Bytes 100.00% (3/3)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.MaxPayloadLength 100.00% (3/3)
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github.com/conformal/btcwire/msgblock.go MsgBlock.AddTransaction 100.00% (3/3)
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github.com/conformal/btcwire/msgversion.go MsgVersion.HasService 100.00% (3/3)
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github.com/conformal/btcwire/netaddress.go NetAddress.HasService 100.00% (3/3)
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github.com/conformal/btcwire/error.go MessageError.Error 100.00% (3/3)
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github.com/conformal/btcwire/invvect.go InvType.String 100.00% (3/3)
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github.com/conformal/btcwire/msgblock.go MsgBlock.ClearTransactions 100.00% (2/2)
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github.com/conformal/btcwire/netaddress.go NetAddress.SetAddress 100.00% (2/2)
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github.com/conformal/btcwire/msgalert.go MsgAlert.Command 100.00% (1/1)
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@ -121,33 +123,31 @@ github.com/conformal/btcwire/msgversion.go MsgVersion.MaxPayloadLength 100.00
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github.com/conformal/btcwire/msgversion.go NewMsgVersion 100.00% (1/1)
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github.com/conformal/btcwire/netaddress.go NetAddress.AddService 100.00% (1/1)
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github.com/conformal/btcwire/shahash.go ShaHash.IsEqual 100.00% (1/1)
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github.com/conformal/btcwire/msgpong.go MsgPong.BtcDecode 85.71% (6/7)
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github.com/conformal/btcwire/msgblock.go MsgBlock.TxShas 85.71% (6/7)
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github.com/conformal/btcwire/msgpong.go MsgPong.BtcEncode 85.71% (6/7)
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github.com/conformal/btcwire/msgtx.go MsgTx.TxSha 85.71% (6/7)
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github.com/conformal/btcwire/msgpong.go MsgPong.BtcDecode 85.71% (6/7)
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github.com/conformal/btcwire/msgpong.go MsgPong.BtcEncode 85.71% (6/7)
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github.com/conformal/btcwire/msgblock.go MsgBlock.TxShas 85.71% (6/7)
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github.com/conformal/btcwire/msgtx.go MsgTx.BtcDecode 80.00% (20/25)
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github.com/conformal/btcwire/shahash.go NewShaHash 80.00% (4/5)
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github.com/conformal/btcwire/msgtx.go MsgTx.BtcEncode 78.26% (18/23)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.BtcDecode 76.92% (10/13)
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github.com/conformal/btcwire/msgtx.go readTxIn 76.47% (13/17)
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github.com/conformal/btcwire/msgtx.go readTxOut 75.00% (9/12)
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github.com/conformal/btcwire/msgalert.go MsgAlert.BtcDecode 75.00% (6/8)
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github.com/conformal/btcwire/blockheader.go BlockHeader.BlockSha 75.00% (6/8)
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github.com/conformal/btcwire/msgalert.go MsgAlert.BtcEncode 75.00% (6/8)
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github.com/conformal/btcwire/msgalert.go MsgAlert.BtcDecode 75.00% (6/8)
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github.com/conformal/btcwire/msgtx.go readOutPoint 75.00% (3/4)
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github.com/conformal/btcwire/msgtx.go writeOutPoint 75.00% (3/4)
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github.com/conformal/btcwire/msgtx.go readOutPoint 75.00% (3/4)
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github.com/conformal/btcwire/msgtx.go writeTxIn 73.33% (11/15)
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github.com/conformal/btcwire/msgtx.go writeTxOut 72.73% (8/11)
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github.com/conformal/btcwire/message.go WriteMessage 70.00% (21/30)
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github.com/conformal/btcwire/msggetheaders.go MsgGetHeaders.BtcDecode 68.42% (13/19)
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github.com/conformal/btcwire/msggetblocks.go MsgGetBlocks.BtcDecode 68.42% (13/19)
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github.com/conformal/btcwire/msggetheaders.go MsgGetHeaders.BtcDecode 68.42% (13/19)
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github.com/conformal/btcwire/msgversion.go MsgVersion.BtcDecode 68.00% (17/25)
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github.com/conformal/btcwire/msggetblocks.go MsgGetBlocks.BtcEncode 66.67% (12/18)
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github.com/conformal/btcwire/msggetheaders.go MsgGetHeaders.BtcEncode 66.67% (12/18)
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github.com/conformal/btcwire/msggetblocks.go MsgGetBlocks.BtcEncode 66.67% (12/18)
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github.com/conformal/btcwire/msgversion.go MsgVersion.BtcEncode 63.64% (14/22)
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github.com/conformal/btcwire/msgheaders.go MsgHeaders.BtcDecode 62.50% (10/16)
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github.com/conformal/btcwire/msgheaders.go MsgHeaders.BtcEncode 60.00% (9/15)
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github.com/conformal/btcwire/msgaddr.go MsgAddr.BtcEncode 60.00% (9/15)
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github.com/conformal/btcwire/msgblock.go MsgBlock.BtcDecodeTxLoc 0.00% (0/16)
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github.com/conformal/btcwire --------------------------------- 86.82% (810/933)
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github.com/conformal/btcwire --------------------------------- 87.78% (819/933)
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