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package gitobj
import (
"bytes"
"crypto/sha1"
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
func TestTagTypeReturnsCorrectObjectType(t *testing.T) {
assert.Equal(t, TagObjectType, new(Tag).Type())
}
func TestTagEncode(t *testing.T) {
tag := &Tag{
Object: []byte("aaaaaaaaaaaaaaaaaaaa"),
ObjectType: CommitObjectType,
Name: "v2.4.0",
Tagger: "A U Thor <author@example.com>",
Message: "The quick brown fox jumps over the lazy dog.",
}
buf := new(bytes.Buffer)
n, err := tag.Encode(buf)
assert.Nil(t, err)
assert.EqualValues(t, buf.Len(), n)
assertLine(t, buf, "object 6161616161616161616161616161616161616161")
assertLine(t, buf, "type commit")
assertLine(t, buf, "tag v2.4.0")
assertLine(t, buf, "tagger A U Thor <author@example.com>")
assertLine(t, buf, "")
assertLine(t, buf, "The quick brown fox jumps over the lazy dog.")
assert.Equal(t, 0, buf.Len())
}
func TestTagDecode(t *testing.T) {
from := new(bytes.Buffer)
fmt.Fprintf(from, "object 6161616161616161616161616161616161616161\n")
fmt.Fprintf(from, "type commit\n")
fmt.Fprintf(from, "tag v2.4.0\n")
fmt.Fprintf(from, "tagger A U Thor <author@example.com>\n")
fmt.Fprintf(from, "\n")
fmt.Fprintf(from, "The quick brown fox jumps over the lazy dog.\n")
flen := from.Len()
tag := new(Tag)
n, err := tag.Decode(sha1.New(), from, int64(flen))
assert.Nil(t, err)
assert.Equal(t, n, flen)
assert.Equal(t, []byte("aaaaaaaaaaaaaaaaaaaa"), tag.Object)
assert.Equal(t, CommitObjectType, tag.ObjectType)
assert.Equal(t, "v2.4.0", tag.Name)
assert.Equal(t, "A U Thor <author@example.com>", tag.Tagger)
assert.Equal(t, "The quick brown fox jumps over the lazy dog.", tag.Message)
}
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