2017-05-15 22:01:35 +00:00
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package odb
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import (
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"bytes"
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"encoding/hex"
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"fmt"
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"strings"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func TestCommitReturnsCorrectObjectType(t *testing.T) {
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assert.Equal(t, CommitObjectType, new(Commit).Type())
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}
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func TestCommitEncoding(t *testing.T) {
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author := &Signature{Name: "John Doe", Email: "john@example.com", When: time.Now()}
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committer := &Signature{Name: "Jane Doe", Email: "jane@example.com", When: time.Now()}
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c := &Commit{
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Author: author,
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Committer: committer,
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2017-05-16 21:47:07 +00:00
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ParentIDs: [][]byte{
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2017-05-15 22:01:35 +00:00
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[]byte("aaaaaaaaaaaaaaaaaaaa"), []byte("bbbbbbbbbbbbbbbbbbbb"),
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},
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2017-05-16 21:46:38 +00:00
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TreeID: []byte("cccccccccccccccccccc"),
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2017-05-15 22:01:35 +00:00
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Message: "initial commit",
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}
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buf := new(bytes.Buffer)
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_, err := c.Encode(buf)
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assert.Nil(t, err)
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assertLine(t, buf, "tree 6363636363636363636363636363636363636363")
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assertLine(t, buf, "parent 6161616161616161616161616161616161616161")
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assertLine(t, buf, "parent 6262626262626262626262626262626262626262")
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assertLine(t, buf, "author %s", author)
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assertLine(t, buf, "committer %s", committer)
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assertLine(t, buf, "")
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assertLine(t, buf, "initial commit")
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assert.Equal(t, 0, buf.Len())
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}
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func TestCommitDecoding(t *testing.T) {
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2017-05-15 22:13:21 +00:00
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author := &Signature{Name: "John Doe", Email: "john@example.com", When: time.Now()}
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committer := &Signature{Name: "Jane Doe", Email: "jane@example.com", When: time.Now()}
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2017-05-15 22:01:35 +00:00
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p1 := []byte("aaaaaaaaaaaaaaaaaaaa")
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p2 := []byte("bbbbbbbbbbbbbbbbbbbb")
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treeId := []byte("cccccccccccccccccccc")
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from := new(bytes.Buffer)
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fmt.Fprintf(from, "author %s\n", author)
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fmt.Fprintf(from, "committer %s\n", committer)
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fmt.Fprintf(from, "parent %s\n", hex.EncodeToString(p1))
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fmt.Fprintf(from, "parent %s\n", hex.EncodeToString(p2))
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fmt.Fprintf(from, "tree %s\n", hex.EncodeToString(treeId))
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fmt.Fprintf(from, "initial commit\n")
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flen := from.Len()
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commit := new(Commit)
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n, err := commit.Decode(from, int64(flen))
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assert.Nil(t, err)
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assert.Equal(t, flen, n)
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assert.Equal(t, author.String(), commit.Author.String())
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assert.Equal(t, committer.String(), commit.Committer.String())
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2017-05-16 21:47:07 +00:00
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assert.Equal(t, [][]byte{p1, p2}, commit.ParentIDs)
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2017-05-15 22:01:35 +00:00
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assert.Equal(t, "initial commit", commit.Message)
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}
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func assertLine(t *testing.T, buf *bytes.Buffer, wanted string, args ...interface{}) {
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got, err := buf.ReadString('\n')
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assert.Nil(t, err)
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assert.Equal(t, fmt.Sprintf(wanted, args...), strings.TrimSuffix(got, "\n"))
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}
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