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minio/pkg/event/target/queuestore_test.go

189 lines
4.8 KiB

/*
* MinIO Cloud Storage, (C) 2019 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package target
import (
"os"
"path/filepath"
"reflect"
"strings"
"testing"
"github.com/minio/minio/pkg/event"
)
// TestDir
var queueDir = filepath.Join(os.TempDir(), "minio_test")
// Sample test event.
var testEvent = event.Event{EventVersion: "1.0", EventSource: "test_source", AwsRegion: "test_region", EventTime: "test_time", EventName: event.ObjectAccessedGet}
// Initialize the store.
func setUpStore(directory string, limit uint16) (Store, error) {
store := NewQueueStore(queueDir, limit)
if oErr := store.Open(); oErr != nil {
return nil, oErr
}
return store, nil
}
// Tear down store
func tearDownStore() error {
if err := os.RemoveAll(queueDir); err != nil {
return err
}
return nil
}
// TestQueueStorePut - tests for store.Put
func TestQueueStorePut(t *testing.T) {
defer func() {
if err := tearDownStore(); err != nil {
t.Fatal("Failed to tear down store ", err)
}
}()
store, err := setUpStore(queueDir, 100)
if err != nil {
t.Fatal("Failed to create a queue store ", err)
}
// Put 100 events.
for i := 0; i < 100; i++ {
if err := store.Put(testEvent); err != nil {
t.Fatal("Failed to put to queue store ", err)
}
}
// Count the events.
if len(store.List()) != 100 {
t.Fatalf("List() Expected: 100, got %d", len(store.List()))
}
}
// TestQueueStoreGet - tests for store.Get
func TestQueueStoreGet(t *testing.T) {
defer func() {
if err := tearDownStore(); err != nil {
t.Fatal("Failed to tear down store ", err)
}
}()
store, err := setUpStore(queueDir, 10)
if err != nil {
t.Fatal("Failed to create a queue store ", err)
}
// Put 10 events
for i := 0; i < 10; i++ {
if err := store.Put(testEvent); err != nil {
t.Fatal("Failed to put to queue store ", err)
}
}
eventKeys := store.List()
// Get 10 events.
if len(eventKeys) == 10 {
for _, key := range eventKeys {
event, eErr := store.Get(strings.TrimSuffix(key, eventExt))
if eErr != nil {
t.Fatal("Failed to Get the event from the queue store ", eErr)
}
if !reflect.DeepEqual(testEvent, event) {
t.Fatalf("Failed to read the event: error: expected = %v, got = %v", testEvent, event)
}
}
} else {
t.Fatalf("List() Expected: 10, got %d", len(eventKeys))
}
}
// TestQueueStoreDel - tests for store.Del
func TestQueueStoreDel(t *testing.T) {
defer func() {
if err := tearDownStore(); err != nil {
t.Fatal("Failed to tear down store ", err)
}
}()
store, err := setUpStore(queueDir, 20)
if err != nil {
t.Fatal("Failed to create a queue store ", err)
}
// Put 20 events.
for i := 0; i < 20; i++ {
if err := store.Put(testEvent); err != nil {
t.Fatal("Failed to put to queue store ", err)
}
}
eventKeys := store.List()
// Remove all the events.
if len(eventKeys) == 20 {
for _, key := range eventKeys {
err := store.Del(strings.TrimSuffix(key, eventExt))
if err != nil {
t.Fatal("queue store Del failed with ", err)
}
}
} else {
t.Fatalf("List() Expected: 20, got %d", len(eventKeys))
}
if len(store.List()) != 0 {
t.Fatalf("List() Expected: 0, got %d", len(store.List()))
}
}
// TestQueueStoreLimit - tests the event limit for the store.
func TestQueueStoreLimit(t *testing.T) {
defer func() {
if err := tearDownStore(); err != nil {
t.Fatal("Failed to tear down store ", err)
}
}()
// The max limit is set to 5.
store, err := setUpStore(queueDir, 5)
if err != nil {
t.Fatal("Failed to create a queue store ", err)
}
for i := 0; i < 5; i++ {
if err := store.Put(testEvent); err != nil {
t.Fatal("Failed to put to queue store ", err)
}
}
// Should not allow 6th Put.
if err := store.Put(testEvent); err == nil {
t.Fatalf("Expected to fail with %s, but passes", errLimitExceeded)
}
}
// TestQueueStoreLimit - tests for store.LimitN.
func TestQueueStoreListN(t *testing.T) {
defer func() {
if err := tearDownStore(); err != nil {
t.Fatal("Failed to tear down store ", err)
}
}()
store, err := setUpStore(queueDir, 10)
if err != nil {
t.Fatal("Failed to create a queue store ", err)
}
for i := 0; i < 10; i++ {
if err := store.Put(testEvent); err != nil {
t.Fatal("Failed to put to queue store ", err)
}
}
// Should return all the event keys in the store.
if len(store.List()) != 10 {
t.Fatalf("List() Expected: 10, got %d", len(store.List()))
}
}