function: fix commit_stats_test

Signed-off-by: Javi Fontan <jfontan@gmail.com>

Author: jfontan

integration_test.go

@@ -52,12 +52,6 @@ func TestIntegration(t *testing.T) {
 	lib.AddLocation(loc)
 
 	pool := gitbase.NewRepositoryPool(cache.DefaultMaxSize, lib)
-	// require.NoError(t, pool.AddGitWithID("worktree", path))
-
-	// lib, pool, err := test.NewMultiPool()
-	// require.NoError(err)
-	// require.NoError(t, lib.AddPlain("worktree", path, 0))
-
 	engine := newBaseEngine(pool)
 
 	testCases := []struct {

internal/function/commit_stats_test.go

@@ -2,14 +2,18 @@ package function
 
 import (
 	"context"
+	"os"
+	"path/filepath"
 	"testing"
 
 	"github.com/src-d/gitbase"
 	"github.com/src-d/gitbase/internal/commitstats"
+	"github.com/src-d/go-borges/plain"
 	"github.com/stretchr/testify/require"
 
 	"github.com/src-d/go-mysql-server/sql"
 	"github.com/src-d/go-mysql-server/sql/expression"
+	"gopkg.in/src-d/go-billy.v4/osfs"
 	fixtures "gopkg.in/src-d/go-git-fixtures.v3"
 	"gopkg.in/src-d/go-git.v4/plumbing/cache"
 )
@@ -21,9 +25,24 @@ func TestCommitStatsEval(t *testing.T) {
 	}()
 
 	path := fixtures.ByTag("worktree").One().Worktree().Root()
+	pathLib := path + "-lib"
+	pathRepo := filepath.Join(pathLib, "worktree")
 
-	pool := gitbase.NewRepositoryPool(cache.DefaultMaxSize)
-	require.NoError(t, pool.AddGitWithID("worktree", path))
+	err := os.MkdirAll(pathLib, 0777)
+	require.NoError(t, err)
+	defer func() {
+		require.NoError(t, os.RemoveAll(pathLib))
+	}()
+
+	err = os.Rename(path, pathRepo)
+	require.NoError(t, err)
+
+	lib := plain.NewLibrary("plain")
+	loc, err := plain.NewLocation("location", osfs.New(pathLib), nil)
+	require.NoError(t, err)
+	lib.AddLocation(loc)
+
+	pool := gitbase.NewRepositoryPool(cache.DefaultMaxSize, lib)
 
 	session := gitbase.NewSession(pool)
 	ctx := sql.NewContext(context.TODO(), sql.WithSession(session))