forgejo/models/unittest/fixtures.go
Earl Warren 3e56212d6d
[TESTS] tests.AddFixtures helper loads additional per-test fixtures
(cherry picked from commit 93a844dd13)
(cherry picked from commit 6d6d1a121c)
(cherry picked from commit 8b101f2860)
2023-10-23 14:16:24 +02:00

146 lines
4 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
//nolint:forbidigo
package unittest
import (
"fmt"
"os"
"path/filepath"
"time"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/modules/auth/password/hash"
"code.gitea.io/gitea/modules/setting"
"github.com/go-testfixtures/testfixtures/v3"
"xorm.io/xorm"
"xorm.io/xorm/schemas"
)
var fixturesLoader *testfixtures.Loader
// GetXORMEngine gets the XORM engine
func GetXORMEngine(engine ...*xorm.Engine) (x *xorm.Engine) {
if len(engine) == 1 {
return engine[0]
}
return db.DefaultContext.(*db.Context).Engine().(*xorm.Engine)
}
func OverrideFixtures(opts FixturesOptions, engine ...*xorm.Engine) func() {
old := fixturesLoader
if err := InitFixtures(opts, engine...); err != nil {
panic(err)
}
return func() {
fixturesLoader = old
}
}
// InitFixtures initialize test fixtures for a test database
func InitFixtures(opts FixturesOptions, engine ...*xorm.Engine) (err error) {
e := GetXORMEngine(engine...)
var fixtureOptionFiles func(*testfixtures.Loader) error
if opts.Dir != "" {
fixtureOptionFiles = testfixtures.Directory(opts.Dir)
} else {
fixtureOptionFiles = testfixtures.Files(opts.Files...)
}
var fixtureOptionDirs []func(*testfixtures.Loader) error
if opts.Dirs != nil {
for _, dir := range opts.Dirs {
fixtureOptionDirs = append(fixtureOptionDirs, testfixtures.Directory(filepath.Join(opts.Base, dir)))
}
}
dialect := "unknown"
switch e.Dialect().URI().DBType {
case schemas.POSTGRES:
dialect = "postgres"
case schemas.MYSQL:
dialect = "mysql"
case schemas.MSSQL:
dialect = "mssql"
case schemas.SQLITE:
dialect = "sqlite3"
default:
fmt.Println("Unsupported RDBMS for integration tests")
os.Exit(1)
}
loaderOptions := []func(loader *testfixtures.Loader) error{
testfixtures.Database(e.DB().DB),
testfixtures.Dialect(dialect),
testfixtures.DangerousSkipTestDatabaseCheck(),
fixtureOptionFiles,
}
loaderOptions = append(loaderOptions, fixtureOptionDirs...)
if e.Dialect().URI().DBType == schemas.POSTGRES {
loaderOptions = append(loaderOptions, testfixtures.SkipResetSequences())
}
fixturesLoader, err = testfixtures.New(loaderOptions...)
if err != nil {
return err
}
// register the dummy hash algorithm function used in the test fixtures
_ = hash.Register("dummy", hash.NewDummyHasher)
setting.PasswordHashAlgo, _ = hash.SetDefaultPasswordHashAlgorithm("dummy")
return err
}
// LoadFixtures load fixtures for a test database
func LoadFixtures(engine ...*xorm.Engine) error {
e := GetXORMEngine(engine...)
var err error
// (doubt) database transaction conflicts could occur and result in ROLLBACK? just try for a few times.
for i := 0; i < 5; i++ {
if err = fixturesLoader.Load(); err == nil {
break
}
time.Sleep(200 * time.Millisecond)
}
if err != nil {
fmt.Printf("LoadFixtures failed after retries: %v\n", err)
}
// Now if we're running postgres we need to tell it to update the sequences
if e.Dialect().URI().DBType == schemas.POSTGRES {
results, err := e.QueryString(`SELECT 'SELECT SETVAL(' ||
quote_literal(quote_ident(PGT.schemaname) || '.' || quote_ident(S.relname)) ||
', COALESCE(MAX(' ||quote_ident(C.attname)|| '), 1) ) FROM ' ||
quote_ident(PGT.schemaname)|| '.'||quote_ident(T.relname)|| ';'
FROM pg_class AS S,
pg_depend AS D,
pg_class AS T,
pg_attribute AS C,
pg_tables AS PGT
WHERE S.relkind = 'S'
AND S.oid = D.objid
AND D.refobjid = T.oid
AND D.refobjid = C.attrelid
AND D.refobjsubid = C.attnum
AND T.relname = PGT.tablename
ORDER BY S.relname;`)
if err != nil {
fmt.Printf("Failed to generate sequence update: %v\n", err)
return err
}
for _, r := range results {
for _, value := range r {
_, err = e.Exec(value)
if err != nil {
fmt.Printf("Failed to update sequence: %s Error: %v\n", value, err)
return err
}
}
}
}
_ = hash.Register("dummy", hash.NewDummyHasher)
setting.PasswordHashAlgo, _ = hash.SetDefaultPasswordHashAlgorithm("dummy")
return err
}