58 lines
1 KiB
Go
58 lines
1 KiB
Go
package moneroutil
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import (
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"bytes"
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"testing"
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)
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func TestVarInt(t *testing.T) {
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tests := []struct {
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name string
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varInt []byte
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want uint64
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}{
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{
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name: "1 byte",
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varInt: []byte{0x01},
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want: 1,
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},
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{
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name: "3 bytes",
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varInt: []byte{0x8f, 0xd6, 0x17},
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want: 387855,
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},
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{
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name: "4 bytes",
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varInt: []byte{0x80, 0x92, 0xf4, 0x01},
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want: 4000000,
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},
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{
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name: "7 bytes",
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varInt: []byte{0x80, 0xc0, 0xca, 0xf3, 0x84, 0xa3, 0x02},
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want: 10000000000000,
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},
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}
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var got uint64
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var err error
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var gotVarInt []byte
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buf := new(bytes.Buffer)
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for _, test := range tests {
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gotVarInt = Uint64ToBytes(test.want)
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if bytes.Compare(gotVarInt, test.varInt) != 0 {
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t.Errorf("%s: varint want %x, got %x", test.name, test.varInt, gotVarInt)
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continue
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}
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buf.Reset()
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buf.Write(test.varInt)
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got, err = ReadVarInt(buf)
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if err != nil {
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t.Errorf("%s: %s", test.name, err)
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continue
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}
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if test.want != got {
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t.Errorf("%s: want %d, got %d", test.name, test.want, got)
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continue
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}
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}
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}
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