package gitcmd

import (
	"os"
	"path/filepath"
	"testing"
)

func TestConvertNonBareSkipsSymlinkedDotGit(t *testing.T) {
	g, repo := newTestGit(t)
	real := g.RepoPath(repo)
	wt := filepath.Join(g.cfg.ReposDir(), "linked")
	if err := os.Mkdir(wt, 0o755); err != nil {
		t.Fatal(err)
	}
	if err := os.Symlink(real, filepath.Join(wt, ".git")); err != nil {
		t.Fatal(err)
	}
	g.ConvertNonBareRepos()
	if _, err := os.Stat(filepath.Join(real, "HEAD")); err != nil {
		t.Fatalf("real git data damaged: %v", err)
	}
	if _, err := os.Lstat(filepath.Join(wt, ".git")); err != nil {
		t.Fatalf("symlinked repo was touched: %v", err)
	}
}

func TestConvertNonBareRecoversBareTmp(t *testing.T) {
	g, repo := newTestGit(t)
	tmp := filepath.Join(g.cfg.ReposDir(), ".x.git"+bareTmpSuffix)
	if err := os.Rename(g.RepoPath(repo), tmp); err != nil {
		t.Fatal(err)
	}
	g.ConvertNonBareRepos()
	if _, err := os.Stat(filepath.Join(g.cfg.ReposDir(), "x.git", "HEAD")); err != nil {
		t.Fatalf("not recovered: %v", err)
	}
}