43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
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package apdu
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestFindTag(t *testing.T) {
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var (
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tagData []byte
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err error
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)
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data := hexToBytes("C1 02 BB CC C2 04 C3 02 11 22 C3 02 88 99")
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tagData, err = FindTag(data, uint8(0xC1))
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assert.NoError(t, err)
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assert.Equal(t, "BB CC", bytesToHexWithSpaces(tagData))
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tagData, err = FindTag(data, uint8(0xC2))
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assert.NoError(t, err)
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assert.Equal(t, "C3 02 11 22", bytesToHexWithSpaces(tagData))
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tagData, err = FindTag(data, uint8(0xC3))
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assert.NoError(t, err)
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assert.Equal(t, "88 99", bytesToHexWithSpaces(tagData))
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tagData, err = FindTag(data, uint8(0xC2), uint8(0xC3))
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assert.NoError(t, err)
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assert.Equal(t, "11 22", bytesToHexWithSpaces(tagData))
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// tag not found
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badData := hexToBytes("C1 00")
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_, err = FindTag(badData, uint8(0xC2))
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assert.Equal(t, &ErrTagNotFound{uint8(0xC2)}, err)
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// sub-tag not found
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badData = hexToBytes("C1 02 C2 00")
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_, err = FindTag(badData, uint8(0xC1), uint8(0xC3))
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assert.Equal(t, &ErrTagNotFound{uint8(0xC3)}, err)
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}
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