366 lines
10 KiB
Go
366 lines
10 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package migrations
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import (
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"context"
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"database/sql"
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"fmt"
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"os"
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"path"
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"path/filepath"
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"runtime"
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"testing"
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"time"
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"code.gitea.io/gitea/models/db"
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"code.gitea.io/gitea/models/unittest"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/timeutil"
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"code.gitea.io/gitea/modules/util"
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"github.com/stretchr/testify/assert"
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"xorm.io/xorm"
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"xorm.io/xorm/names"
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)
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func TestMain(m *testing.M) {
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giteaRoot := base.SetupGiteaRoot()
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if giteaRoot == "" {
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fmt.Println("Environment variable $GITEA_ROOT not set")
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os.Exit(1)
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}
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giteaBinary := "gitea"
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if runtime.GOOS == "windows" {
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giteaBinary += ".exe"
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}
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setting.AppPath = path.Join(giteaRoot, giteaBinary)
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if _, err := os.Stat(setting.AppPath); err != nil {
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fmt.Printf("Could not find gitea binary at %s\n", setting.AppPath)
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os.Exit(1)
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}
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giteaConf := os.Getenv("GITEA_CONF")
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if giteaConf == "" {
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giteaConf = path.Join(filepath.Dir(setting.AppPath), "tests/sqlite.ini")
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fmt.Printf("Environment variable $GITEA_CONF not set - defaulting to %s\n", giteaConf)
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}
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if !path.IsAbs(giteaConf) {
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setting.CustomConf = path.Join(giteaRoot, giteaConf)
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} else {
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setting.CustomConf = giteaConf
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}
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tmpDataPath, err := os.MkdirTemp("", "data")
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if err != nil {
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fmt.Printf("Unable to create temporary data path %v\n", err)
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os.Exit(1)
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}
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setting.AppDataPath = tmpDataPath
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setting.SetCustomPathAndConf("", "", "")
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setting.LoadForTest()
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if err = git.InitFull(context.Background()); err != nil {
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fmt.Printf("Unable to InitFull: %v\n", err)
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os.Exit(1)
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}
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setting.InitDBConfig()
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setting.NewLogServices(true)
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exitStatus := m.Run()
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if err := removeAllWithRetry(setting.RepoRootPath); err != nil {
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fmt.Fprintf(os.Stderr, "os.RemoveAll: %v\n", err)
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}
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if err := removeAllWithRetry(tmpDataPath); err != nil {
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fmt.Fprintf(os.Stderr, "os.RemoveAll: %v\n", err)
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}
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os.Exit(exitStatus)
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}
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func removeAllWithRetry(dir string) error {
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var err error
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for i := 0; i < 20; i++ {
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err = os.RemoveAll(dir)
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if err == nil {
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break
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}
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time.Sleep(100 * time.Millisecond)
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}
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return err
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}
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func newXORMEngine() (*xorm.Engine, error) {
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if err := db.InitEngine(context.Background()); err != nil {
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return nil, err
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}
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x := unittest.GetXORMEngine()
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return x, nil
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}
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func deleteDB() error {
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switch {
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case setting.Database.UseSQLite3:
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if err := util.Remove(setting.Database.Path); err != nil {
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return err
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}
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return os.MkdirAll(path.Dir(setting.Database.Path), os.ModePerm)
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case setting.Database.UseMySQL:
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db, err := sql.Open("mysql", fmt.Sprintf("%s:%s@tcp(%s)/",
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setting.Database.User, setting.Database.Passwd, setting.Database.Host))
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if err != nil {
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return err
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}
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defer db.Close()
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if _, err = db.Exec(fmt.Sprintf("DROP DATABASE IF EXISTS %s", setting.Database.Name)); err != nil {
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return err
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}
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if _, err = db.Exec(fmt.Sprintf("CREATE DATABASE IF NOT EXISTS %s", setting.Database.Name)); err != nil {
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return err
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}
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return nil
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case setting.Database.UsePostgreSQL:
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db, err := sql.Open("postgres", fmt.Sprintf("postgres://%s:%s@%s/?sslmode=%s",
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setting.Database.User, setting.Database.Passwd, setting.Database.Host, setting.Database.SSLMode))
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if err != nil {
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return err
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}
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defer db.Close()
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if _, err = db.Exec(fmt.Sprintf("DROP DATABASE IF EXISTS %s", setting.Database.Name)); err != nil {
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return err
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}
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if _, err = db.Exec(fmt.Sprintf("CREATE DATABASE %s", setting.Database.Name)); err != nil {
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return err
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}
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db.Close()
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// Check if we need to setup a specific schema
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if len(setting.Database.Schema) != 0 {
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db, err = sql.Open("postgres", fmt.Sprintf("postgres://%s:%s@%s/%s?sslmode=%s",
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setting.Database.User, setting.Database.Passwd, setting.Database.Host, setting.Database.Name, setting.Database.SSLMode))
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if err != nil {
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return err
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}
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defer db.Close()
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schrows, err := db.Query(fmt.Sprintf("SELECT 1 FROM information_schema.schemata WHERE schema_name = '%s'", setting.Database.Schema))
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if err != nil {
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return err
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}
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defer schrows.Close()
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if !schrows.Next() {
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// Create and setup a DB schema
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_, err = db.Exec(fmt.Sprintf("CREATE SCHEMA %s", setting.Database.Schema))
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if err != nil {
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return err
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}
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}
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// Make the user's default search path the created schema; this will affect new connections
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_, err = db.Exec(fmt.Sprintf(`ALTER USER "%s" SET search_path = %s`, setting.Database.User, setting.Database.Schema))
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if err != nil {
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return err
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}
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return nil
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}
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case setting.Database.UseMSSQL:
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host, port := setting.ParseMSSQLHostPort(setting.Database.Host)
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db, err := sql.Open("mssql", fmt.Sprintf("server=%s; port=%s; database=%s; user id=%s; password=%s;",
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host, port, "master", setting.Database.User, setting.Database.Passwd))
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if err != nil {
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return err
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}
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defer db.Close()
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if _, err = db.Exec(fmt.Sprintf("DROP DATABASE IF EXISTS [%s]", setting.Database.Name)); err != nil {
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return err
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}
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if _, err = db.Exec(fmt.Sprintf("CREATE DATABASE [%s]", setting.Database.Name)); err != nil {
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return err
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}
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}
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return nil
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}
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// prepareTestEnv prepares the test environment and reset the database. The skip parameter should usually be 0.
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// Provide models to be sync'd with the database - in particular any models you expect fixtures to be loaded from.
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//
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// fixtures in `models/migrations/fixtures/<TestName>` will be loaded automatically
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func prepareTestEnv(t *testing.T, skip int, syncModels ...interface{}) (*xorm.Engine, func()) {
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t.Helper()
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ourSkip := 2
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ourSkip += skip
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deferFn := PrintCurrentTest(t, ourSkip)
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assert.NoError(t, os.RemoveAll(setting.RepoRootPath))
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assert.NoError(t, unittest.CopyDir(path.Join(filepath.Dir(setting.AppPath), "tests/gitea-repositories-meta"), setting.RepoRootPath))
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ownerDirs, err := os.ReadDir(setting.RepoRootPath)
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if err != nil {
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assert.NoError(t, err, "unable to read the new repo root: %v\n", err)
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}
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for _, ownerDir := range ownerDirs {
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if !ownerDir.Type().IsDir() {
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continue
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}
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repoDirs, err := os.ReadDir(filepath.Join(setting.RepoRootPath, ownerDir.Name()))
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if err != nil {
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assert.NoError(t, err, "unable to read the new repo root: %v\n", err)
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}
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for _, repoDir := range repoDirs {
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_ = os.MkdirAll(filepath.Join(setting.RepoRootPath, ownerDir.Name(), repoDir.Name(), "objects", "pack"), 0o755)
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_ = os.MkdirAll(filepath.Join(setting.RepoRootPath, ownerDir.Name(), repoDir.Name(), "objects", "info"), 0o755)
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_ = os.MkdirAll(filepath.Join(setting.RepoRootPath, ownerDir.Name(), repoDir.Name(), "refs", "heads"), 0o755)
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_ = os.MkdirAll(filepath.Join(setting.RepoRootPath, ownerDir.Name(), repoDir.Name(), "refs", "tag"), 0o755)
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}
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}
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if err := deleteDB(); err != nil {
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t.Errorf("unable to reset database: %v", err)
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return nil, deferFn
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}
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x, err := newXORMEngine()
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assert.NoError(t, err)
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if x != nil {
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oldDefer := deferFn
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deferFn = func() {
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oldDefer()
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if err := x.Close(); err != nil {
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t.Errorf("error during close: %v", err)
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}
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if err := deleteDB(); err != nil {
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t.Errorf("unable to reset database: %v", err)
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}
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}
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}
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if err != nil {
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return x, deferFn
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}
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if len(syncModels) > 0 {
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if err := x.Sync2(syncModels...); err != nil {
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t.Errorf("error during sync: %v", err)
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return x, deferFn
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}
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}
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fixturesDir := filepath.Join(filepath.Dir(setting.AppPath), "models", "migrations", "fixtures", t.Name())
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if _, err := os.Stat(fixturesDir); err == nil {
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t.Logf("initializing fixtures from: %s", fixturesDir)
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if err := unittest.InitFixtures(
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unittest.FixturesOptions{
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Dir: fixturesDir,
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}, x); err != nil {
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t.Errorf("error whilst initializing fixtures from %s: %v", fixturesDir, err)
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return x, deferFn
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}
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if err := unittest.LoadFixtures(x); err != nil {
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t.Errorf("error whilst loading fixtures from %s: %v", fixturesDir, err)
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return x, deferFn
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}
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} else if !os.IsNotExist(err) {
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t.Errorf("unexpected error whilst checking for existence of fixtures: %v", err)
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} else {
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t.Logf("no fixtures found in: %s", fixturesDir)
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}
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return x, deferFn
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}
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func Test_dropTableColumns(t *testing.T) {
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x, deferable := prepareTestEnv(t, 0)
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if x == nil || t.Failed() {
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defer deferable()
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return
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}
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defer deferable()
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type DropTest struct {
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ID int64 `xorm:"pk autoincr"`
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FirstColumn string
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ToDropColumn string `xorm:"unique"`
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AnotherColumn int64
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CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
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UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
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}
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columns := []string{
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"first_column",
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"to_drop_column",
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"another_column",
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"created_unix",
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"updated_unix",
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}
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for i := range columns {
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x.SetMapper(names.GonicMapper{})
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if err := x.Sync2(new(DropTest)); err != nil {
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t.Errorf("unable to create DropTest table: %v", err)
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return
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}
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sess := x.NewSession()
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if err := sess.Begin(); err != nil {
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sess.Close()
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t.Errorf("unable to begin transaction: %v", err)
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return
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}
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if err := dropTableColumns(sess, "drop_test", columns[i:]...); err != nil {
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sess.Close()
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t.Errorf("Unable to drop columns[%d:]: %s from drop_test: %v", i, columns[i:], err)
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return
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}
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if err := sess.Commit(); err != nil {
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sess.Close()
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t.Errorf("unable to commit transaction: %v", err)
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return
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}
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sess.Close()
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if err := x.DropTables(new(DropTest)); err != nil {
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t.Errorf("unable to drop table: %v", err)
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return
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}
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for j := range columns[i+1:] {
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x.SetMapper(names.GonicMapper{})
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if err := x.Sync2(new(DropTest)); err != nil {
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t.Errorf("unable to create DropTest table: %v", err)
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return
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}
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dropcols := append([]string{columns[i]}, columns[j+i+1:]...)
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sess := x.NewSession()
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if err := sess.Begin(); err != nil {
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sess.Close()
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t.Errorf("unable to begin transaction: %v", err)
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return
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}
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if err := dropTableColumns(sess, "drop_test", dropcols...); err != nil {
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sess.Close()
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t.Errorf("Unable to drop columns: %s from drop_test: %v", dropcols, err)
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return
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}
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if err := sess.Commit(); err != nil {
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sess.Close()
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t.Errorf("unable to commit transaction: %v", err)
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return
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}
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sess.Close()
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if err := x.DropTables(new(DropTest)); err != nil {
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t.Errorf("unable to drop table: %v", err)
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return
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}
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}
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}
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}
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