grafana/pkg/infra/remotecache/database_storage_test.go
Carl Bergquist eb507dca89
Remotecache: rename setbytearray/getbytearray to set/get and remove codec (#64470)
Signed-off-by: bergquist <carl.bergquist@gmail.com>
2023-03-10 13:57:29 +01:00

118 lines
2.9 KiB
Go

package remotecache
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/grafana/grafana/pkg/infra/db"
"github.com/grafana/grafana/pkg/infra/log"
)
func TestDatabaseStorageGarbageCollection(t *testing.T) {
sqlstore := db.InitTestDB(t)
db := &databaseCache{
SQLStore: sqlstore,
log: log.New("remotecache.database"),
}
obj := []byte("foolbar")
// set time.now to 2 weeks ago
var err error
getTime = func() time.Time { return time.Now().AddDate(0, 0, -2) }
err = db.Set(context.Background(), "key1", obj, 1000*time.Second)
assert.Equal(t, err, nil)
err = db.Set(context.Background(), "key2", obj, 1000*time.Second)
assert.Equal(t, err, nil)
err = db.Set(context.Background(), "key3", obj, 1000*time.Second)
assert.Equal(t, err, nil)
// insert object that should never expire
err = db.Set(context.Background(), "key4", obj, 0)
assert.Equal(t, err, nil)
getTime = time.Now
err = db.Set(context.Background(), "key5", obj, 1000*time.Second)
assert.Equal(t, err, nil)
// run GC
db.internalRunGC()
// try to read values
_, err = db.Get(context.Background(), "key1")
assert.Equal(t, err, ErrCacheItemNotFound, "expected cache item not found. got: ", err)
_, err = db.Get(context.Background(), "key2")
assert.Equal(t, err, ErrCacheItemNotFound)
_, err = db.Get(context.Background(), "key3")
assert.Equal(t, err, ErrCacheItemNotFound)
_, err = db.Get(context.Background(), "key4")
assert.Equal(t, err, nil)
_, err = db.Get(context.Background(), "key5")
assert.Equal(t, err, nil)
}
func TestSecondSet(t *testing.T) {
var err error
sqlstore := db.InitTestDB(t)
db := &databaseCache{
SQLStore: sqlstore,
log: log.New("remotecache.database"),
}
obj := []byte("hey!")
err = db.Set(context.Background(), "killa-gorilla", obj, 0)
assert.Equal(t, err, nil)
err = db.Set(context.Background(), "killa-gorilla", obj, 0)
assert.Equal(t, err, nil)
}
func TestDatabaseStorageCount(t *testing.T) {
sqlstore := db.InitTestDB(t)
db := &databaseCache{
SQLStore: sqlstore,
log: log.New("remotecache.database"),
}
obj := []byte("foolbar")
// set time.now to 2 weeks ago
var err error
getTime = func() time.Time { return time.Now().AddDate(0, 0, -2) }
err = db.Set(context.Background(), "pref-key1", obj, 1000*time.Second)
require.NoError(t, err)
err = db.Set(context.Background(), "pref-key2", obj, 1000*time.Second)
require.NoError(t, err)
err = db.Set(context.Background(), "pref-key3", obj, 1000*time.Second)
require.NoError(t, err)
// insert object that should never expire
err = db.Set(context.Background(), "pref-key4", obj, 0)
require.NoError(t, err)
getTime = time.Now
err = db.Set(context.Background(), "pref-key5", obj, 1000*time.Second)
require.NoError(t, err)
// run GC
db.internalRunGC()
// try to read values
n, errC := db.Count(context.Background(), "pref-")
require.NoError(t, errC)
assert.Equal(t, int64(2), n)
}