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package pack
import (
"bytes"
"crypto/sha1"
"crypto/sha256"
"testing"
"github.com/stretchr/testify/assert"
)
func TestDecodePackfileDecodesIntegerVersion(t *testing.T) {
p, err := DecodePackfile(bytes.NewReader([]byte{
'P', 'A', 'C', 'K', // Pack header.
0x0, 0x0, 0x0, 0x2, // Pack version.
0x0, 0x0, 0x0, 0x0, // Number of packed objects.
}), sha1.New())
assert.NoError(t, err)
assert.EqualValues(t, 2, p.Version)
}
func TestDecodePackfileDecodesIntegerCount(t *testing.T) {
p, err := DecodePackfile(bytes.NewReader([]byte{
'P', 'A', 'C', 'K', // Pack header.
0x0, 0x0, 0x0, 0x2, // Pack version.
0x0, 0x0, 0x1, 0x2, // Number of packed objects.
}), sha256.New())
assert.NoError(t, err)
assert.EqualValues(t, 258, p.Objects)
}
func TestDecodePackfileReportsBadHeaders(t *testing.T) {
p, err := DecodePackfile(bytes.NewReader([]byte{
'W', 'R', 'O', 'N', 'G', // Malformed pack header.
0x0, 0x0, 0x0, 0x0, // Pack version.
0x0, 0x0, 0x0, 0x0, // Number of packed objects.
}), sha1.New())
assert.Equal(t, errBadPackHeader, err)
assert.Nil(t, p)
}
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