xk6-frostfs/internal/registry/obj_exporter_test.go
Ekaterina Lebedeva f90a645594
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[#144] registry: Add tests for obj registry exporter
Signed-off-by: Ekaterina Lebedeva <ekaterina.lebedeva@yadro.com>
2024-06-11 18:09:20 +03:00

156 lines
4.3 KiB
Go

package registry
import (
"context"
"encoding/json"
"fmt"
"math/rand"
"os"
"path/filepath"
"slices"
"strings"
"testing"
"github.com/stretchr/testify/require"
)
type expectedResult struct {
mode string
objects []ObjectInfo
dir string
dbName string
jsonName string
}
func TestObjectExporter(t *testing.T) {
names := []string{"s3", "grpc"}
for _, name := range names {
t.Run(name, runExportTest)
t.Run(name+"-changed", runExportChangedTest)
t.Run(name+"-empty", runExportEmptyTest)
}
}
func runExportTest(t *testing.T) {
expected := getExpectedResult(t)
objReg := getFilledRegistry(t, expected)
objExp := NewObjExporter(NewObjSelector(objReg, 0, SelectorOneshot, &ObjFilter{Status: statusCreated}))
require.NoError(t, objExp.ExportJSONPreGen(expected.jsonName))
require.NoError(t, checkExported(expected.objects, expected.jsonName))
}
func runExportChangedTest(t *testing.T) {
expected := getExpectedResult(t)
objReg := getFilledRegistry(t, expected)
newStatus := randString(10)
num := randPositiveInt(1, len(expected.objects))
changedObjects := make([]ObjectInfo, num)
require.Equal(t, num, copy(changedObjects[:], expected.objects[:]))
sel := NewObjSelector(objReg, 0, SelectorOneshot, &ObjFilter{Status: statusCreated})
for i := range changedObjects {
changedObjects[i].Status = newStatus
require.NoError(t, objReg.SetObjectStatus(sel.NextObject().Id, statusCreated, newStatus))
}
objExp := NewObjExporter(NewObjSelector(objReg, 0, SelectorOneshot, &ObjFilter{Status: newStatus}))
require.NoError(t, objExp.ExportJSONPreGen(expected.jsonName))
require.NoError(t, checkExported(changedObjects, expected.jsonName))
}
func runExportEmptyTest(t *testing.T) {
expected := getExpectedResult(t)
expected.objects = make([]ObjectInfo, 0)
objReg := getFilledRegistry(t, expected)
objExp := NewObjExporter(NewObjSelector(objReg, 0, SelectorOneshot, &ObjFilter{Status: statusCreated}))
require.NoError(t, objExp.ExportJSONPreGen(expected.jsonName))
require.NoError(t, checkExported(expected.objects, expected.jsonName))
}
func getExpectedResult(t *testing.T) expectedResult {
num := randPositiveInt(2, 100)
mode := getMode(t.Name())
require.NotEqual(t, "", mode, "test mode should contain either \"s3\" or\"grpc\"")
dir := t.TempDir()
res := expectedResult{
mode: mode,
objects: generateObjectInfo(num, t.Name()),
dir: dir,
dbName: filepath.Join(dir, "registry-"+mode+".db"),
jsonName: filepath.Join(dir, "registry-"+mode+".json"),
}
return res
}
func randPositiveInt(min, max int) int {
return rand.Intn(max-min) + min
}
func getMode(name string) (res string) {
if strings.Contains(name, "s3") {
res = filepath.Base(name)
}
if strings.Contains(name, "grpc") {
res = filepath.Base(name)
}
return res
}
func generateObjectInfo(num int, mode string) []ObjectInfo {
res := make([]ObjectInfo, num)
for i := range res {
res[i] = randomObjectInfo()
if !strings.Contains(mode, "s3") {
res[i].S3Bucket = ""
res[i].S3Key = ""
}
if !strings.Contains(mode, "grpc") {
res[i].CID = ""
res[i].OID = ""
}
}
return res
}
func getFilledRegistry(t *testing.T, expected expectedResult) *ObjRegistry {
objReg := NewObjRegistry(context.Background(), expected.dbName)
for i := range expected.objects {
require.NoError(t, objReg.AddObject(expected.objects[i].CID, expected.objects[i].OID, expected.objects[i].S3Bucket, expected.objects[i].S3Key, expected.objects[i].PayloadHash))
}
return objReg
}
func checkExported(expected []ObjectInfo, fileName string) error {
file, err := os.ReadFile(fileName)
if err != nil {
return err
}
if !json.Valid(file) {
return fmt.Errorf("exported json file %s is invalid", fileName)
}
var actual PreGenerateInfo
if json.Unmarshal(file, &actual) != nil {
return err
}
if len(expected) != len(actual.Objects) {
return fmt.Errorf("expected len(): %v, got len(): %v", len(expected), len(actual.Objects))
}
for i := range expected {
if !slices.ContainsFunc(actual.Objects, func(oi ObjInfo) bool {
compareS3 := oi.Bucket == expected[i].S3Bucket && oi.Object == expected[i].S3Key
comparegRPC := oi.CID == expected[i].CID && oi.OID == expected[i].OID
return compareS3 && comparegRPC
}) {
return fmt.Errorf("object %v not found in exported json file %s", expected[i], fileName)
}
}
return nil
}