Use actual git for tests and enhance Head

1 files changed, 0 insertions, 212 deletions

diff --git a/objects_test.go b/objects_test.go
deleted file mode 100644
index b191b865..00000000
--- a/objects_test.go
+++ /dev/null
@@ -1,212 +0,0 @@
-package furgit
-
-import (
-	"bytes"
-	"fmt"
-	"path/filepath"
-	"strings"
-	"testing"
-)
-
-func testRepo(t *testing.T) *Repository {
-	t.Helper()
-	return &Repository{hashSize: testHashSize}
-}
-
-func mustHash(t *testing.T, hex string) Hash {
-	repo := testRepo(t)
-	id, err := repo.ParseHash(hex)
-	if err != nil {
-		t.Fatalf("ParseHash failed: %v", err)
-	}
-	return id
-}
-
-func hashWithByte(fill byte) Hash {
-	var h Hash
-	for i := 0; i < testHashSize; i++ {
-		h.data[i] = fill
-		fill++
-	}
-	h.size = testHashSize
-	return h
-}
-
-func TestLoosePathUsesExpectedLayout(t *testing.T) {
-	pattern := "0123456789abcdef"
-	repeats := (testHashSize*2 + len(pattern) - 1) / len(pattern)
-	hexStr := strings.Repeat(pattern, repeats)[:testHashSize*2]
-	id := mustHash(t, hexStr)
-	repo := testRepo(t)
-	expect := filepath.Join("objects", hexStr[:2], hexStr[2:])
-	got, err := repo.loosePath(id)
-	if err != nil {
-		t.Fatalf("loosePath error: %v", err)
-	}
-	if got != expect {
-		t.Fatalf("unexpected loose path: %q", got)
-	}
-}
-
-func TestParseBlobAndSerialize(t *testing.T) {
-	data := []byte("blob payload")
-	id := hashWithByte(0x10)
-	blob, err := parseBlob(id, data)
-	if err != nil {
-		t.Fatalf("parseBlob error: %v", err)
-	}
-	if !bytes.Equal(blob.Data, data) {
-		t.Fatalf("blob data mismatch: %q", blob.Data)
-	}
-	if blob.Hash() != id {
-		t.Fatalf("blob hash mismatch: %v", blob.Hash())
-	}
-	raw, err := blob.Serialize()
-	if err != nil {
-		t.Fatalf("Serialize error: %v", err)
-	}
-	header, err := headerForType(ObjectTypeBlob, data)
-	if err != nil {
-		t.Fatalf("headerForType: %v", err)
-	}
-	want := append(append([]byte(nil), header...), data...)
-	if !bytes.Equal(raw, want) {
-		t.Fatalf("serialized blob mismatch")
-	}
-}
-
-func TestParseTreeAndSerialize(t *testing.T) {
-	repo := testRepo(t)
-	entries := []TreeEntry{
-		{Mode: 0100644, Name: []byte("file.txt"), ID: hashWithByte(0x20)},
-		{Mode: 040000, Name: []byte("subdir"), ID: hashWithByte(0x30)},
-	}
-	body := treeBody(&Tree{Entries: entries})
-	id := hashWithByte(0x40)
-	tree, err := parseTree(id, body, repo)
-	if err != nil {
-		t.Fatalf("parseTree error: %v", err)
-	}
-	if len(tree.Entries) != len(entries) {
-		t.Fatalf("expected %d entries, got %d", len(entries), len(tree.Entries))
-	}
-	for i := range entries {
-		if tree.Entries[i].Mode != entries[i].Mode || !bytes.Equal(tree.Entries[i].Name, entries[i].Name) || tree.Entries[i].ID != entries[i].ID {
-			t.Fatalf("entry %d mismatch", i)
-		}
-	}
-	serialized, err := (&Tree{Entries: entries}).Serialize()
-	if err != nil {
-		t.Fatalf("Serialize error: %v", err)
-	}
-	header, _ := headerForType(ObjectTypeTree, body)
-	want := append(append([]byte(nil), header...), body...)
-	if !bytes.Equal(serialized, want) {
-		t.Fatalf("serialized tree mismatch")
-	}
-}
-
-func TestParseCommitWithExtraHeader(t *testing.T) {
-	treeID := hashWithByte(0x50)
-	parent := hashWithByte(0x60)
-	ident := Ident{
-		Name:          []byte("Alice"),
-		Email:         []byte("alice@example.com"),
-		WhenUnix:      1700000000,
-		OffsetMinutes: -420,
-	}
-	var buf bytes.Buffer
-	fmt.Fprintf(&buf, "tree %s\n", treeID.String())
-	fmt.Fprintf(&buf, "parent %s\n", parent.String())
-	buf.WriteString("author ")
-	ids, err := ident.Serialize()
-	if err != nil {
-		t.Fatalf("Serialize error: %v", err)
-	}
-	buf.Write(ids)
-	buf.WriteByte('\n')
-	buf.WriteString("committer ")
-	buf.Write(ids)
-	buf.WriteByte('\n')
-	buf.WriteString("extra data\n\nMessage body\n")
-	repo := testRepo(t)
-	commit, err := parseCommit(hashWithByte(0x70), buf.Bytes(), repo)
-	if err != nil {
-		t.Fatalf("parseCommit error: %v", err)
-	}
-	if commit.Tree != treeID {
-		t.Fatalf("tree mismatch")
-	}
-	if len(commit.Parents) != 1 || commit.Parents[0] != parent {
-		t.Fatalf("parent mismatch: %+v", commit.Parents)
-	}
-	if string(commit.Message) != "Message body\n" {
-		t.Fatalf("message mismatch: %q", commit.Message)
-	}
-	if len(commit.ExtraHeaders) != 1 || commit.ExtraHeaders[0].Key != "extra" || !bytes.Equal(commit.ExtraHeaders[0].Value, []byte("data")) {
-		t.Fatalf("extra headers mismatch: %+v", commit.ExtraHeaders)
-	}
-
-	roundTrip := &Commit{
-		Tree:      treeID,
-		Parents:   []Hash{parent},
-		Author:    ident,
-		Committer: ident,
-		Message:   []byte("Message body\n"),
-	}
-	raw, err := roundTrip.Serialize()
-	if err != nil {
-		t.Fatalf("Serialize error: %v", err)
-	}
-	if !strings.Contains(string(raw), "tree "+treeID.String()) {
-		t.Fatalf("serialized commit missing tree header")
-	}
-}
-
-func TestParseTagAndSerialize(t *testing.T) {
-	target := hashWithByte(0x80)
-	tagger := &Ident{
-		Name:          []byte("Tagger"),
-		Email:         []byte("tagger@example.com"),
-		WhenUnix:      1234,
-		OffsetMinutes: 0,
-	}
-	var buf bytes.Buffer
-	buf.WriteString("object ")
-	buf.WriteString(target.String())
-	buf.WriteByte('\n')
-	buf.WriteString("type commit\n")
-	buf.WriteString("tag v1.0\n")
-	buf.WriteString("tagger ")
-	tgs, err := tagger.Serialize()
-	if err != nil {
-		t.Fatalf("Serialize error: %v", err)
-	}
-	buf.Write(tgs)
-	buf.WriteString("\n\nannotated tag\n")
-	body := append([]byte(nil), buf.Bytes()...)
-	repo := testRepo(t)
-	tag, err := parseTag(hashWithByte(0x90), body, repo)
-	if err != nil {
-		t.Fatalf("parseTag error: %v", err)
-	}
-	if tag.Target != target || tag.TargetType != ObjectTypeCommit {
-		t.Fatalf("tag target mismatch")
-	}
-	if tag.Tagger == nil {
-		t.Fatalf("tagger missing in body %q", string(body))
-	}
-	if !bytes.Contains(tag.Tagger.Name, []byte("Tagger")) {
-		t.Fatalf("tagger name mismatch: %q", tag.Tagger.Name)
-	}
-	if string(tag.Name) != "v1.0" {
-		t.Fatalf("tag name mismatch: %q", tag.Name)
-	}
-	serialized, err := tag.Serialize()
-	if err != nil {
-		t.Fatalf("Serialize error: %v", err)
-	}
-	if !strings.Contains(string(serialized), "tag v1.0") {
-		t.Fatalf("serialized tag missing name header")
-	}
-}