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If a TokenID is passed by value to logging functions (such as the Printf family) the pointer-based String() method is not used. As a result, the token is logged as an array when using %v and as binary when using %s, which is inconvenient.
105 lines
2.2 KiB
Go
105 lines
2.2 KiB
Go
package l402
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import (
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"bytes"
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"errors"
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"fmt"
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"testing"
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"github.com/lightningnetwork/lnd/lntypes"
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"github.com/stretchr/testify/require"
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)
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var (
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testPaymentHash lntypes.Hash
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testTokenID [TokenIDSize]byte
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)
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// TestIdentifierSerialization ensures proper serialization of known identifier
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// versions and failures for unknown versions.
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func TestIdentifierSerialization(t *testing.T) {
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t.Parallel()
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tests := []struct {
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name string
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id Identifier
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err error
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}{
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{
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name: "valid identifier",
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id: Identifier{
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Version: LatestVersion,
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PaymentHash: testPaymentHash,
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TokenID: testTokenID,
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},
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err: nil,
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},
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{
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name: "unknown version",
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id: Identifier{
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Version: LatestVersion + 1,
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PaymentHash: testPaymentHash,
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TokenID: testTokenID,
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},
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err: ErrUnknownVersion,
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},
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}
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for _, test := range tests {
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success := t.Run(test.name, func(t *testing.T) {
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var buf bytes.Buffer
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err := EncodeIdentifier(&buf, &test.id)
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if !errors.Is(err, test.err) {
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t.Fatalf("expected err \"%v\", got \"%v\"",
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test.err, err)
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}
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if test.err != nil {
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return
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}
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id, err := DecodeIdentifier(&buf)
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if err != nil {
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t.Fatalf("unable to decode identifier: %v", err)
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}
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if *id != test.id {
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t.Fatalf("expected id %v, got %v", test.id, *id)
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}
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})
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if !success {
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return
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}
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}
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}
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// TestTokenIDString makes sure that TokenID is logged properly in Printf
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// function family.
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func TestTokenIDString(t *testing.T) {
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cases := []struct {
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token TokenID
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formatString string
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wantText string
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}{
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{
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token: TokenID{1, 2, 3},
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formatString: "client %v paid",
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wantText: "client 01020300000000000000000000000000000" +
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"00000000000000000000000000000 paid",
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},
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{
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token: TokenID{1, 2, 3},
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formatString: "client %s paid",
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wantText: "client 01020300000000000000000000000000000" +
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"00000000000000000000000000000 paid",
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},
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}
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for _, tc := range cases {
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t.Run(tc.formatString, func(t *testing.T) {
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got := fmt.Sprintf(tc.formatString, tc.token)
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require.Equal(t, tc.wantText, got)
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got = fmt.Sprintf(tc.formatString, &tc.token)
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require.Equal(t, tc.wantText, got)
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})
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}
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}
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