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68 lines
2.4 KiB
Go
68 lines
2.4 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package packet
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import (
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"bytes"
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"encoding/hex"
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"io"
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"testing"
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)
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// Test packet.Read error handling in OpaquePacket.Parse,
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// which attempts to re-read an OpaquePacket as a supported
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// Packet type.
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func TestOpaqueParseReason(t *testing.T) {
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buf, err := hex.DecodeString(UnsupportedKeyHex)
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if err != nil {
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t.Fatal(err)
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}
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or := NewOpaqueReader(bytes.NewBuffer(buf))
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count := 0
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badPackets := 0
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var uid *UserId
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for {
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op, err := or.Next()
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if err == io.EOF {
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break
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} else if err != nil {
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t.Errorf("#%d: opaque read error: %v", count, err)
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break
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}
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// try to parse opaque packet
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p, err := op.Parse()
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switch pkt := p.(type) {
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case *UserId:
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uid = pkt
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case *OpaquePacket:
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// If an OpaquePacket can't re-parse, packet.Read
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// certainly had its reasons.
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if pkt.Reason == nil {
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t.Errorf("#%d: opaque packet, no reason", count)
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} else {
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badPackets++
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}
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}
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count++
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}
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const expectedBad = 3
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// Test post-conditions, make sure we actually parsed packets as expected.
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if badPackets != expectedBad {
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t.Errorf("unexpected # unparseable packets: %d (want %d)", badPackets, expectedBad)
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}
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if uid == nil {
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t.Errorf("failed to find expected UID in unsupported keyring")
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} else if uid.Id != "Armin M. Warda <warda@nephilim.ruhr.de>" {
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t.Errorf("unexpected UID: %v", uid.Id)
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}
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}
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// This key material has public key and signature packet versions modified to
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// an unsupported value (1), so that trying to parse the OpaquePacket to
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// a typed packet will get an error. It also contains a GnuPG trust packet.
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// (Created with: od -An -t x1 pubring.gpg | xargs | sed 's/ //g')
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const UnsupportedKeyHex = `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`
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