mattermost/server/platform/services/cache/provider_test.go
Agniva De Sarker a1012d33eb
MM-59932: Migrate remaining caches to Redis (#27880)
- We introduce 2 new APIs:
1. Scan: this allows incremental iteration
without blocking the Redis server and is the
recommended way to iterate over keys. With this,
we have entirely removed the need for Keys.
2. RemoveMulti: this allows deletion of multiple
keys in a single operation which optimizes
network round trips.

- While here, we make a small improvement to
GetStatusFromCache, where we remove the shallow
copy which wasn't necessary because we always
serialize the data from the cache.
- We do not use Redis for session cache because of
frequent requests to iterate the entire cache which leads
to a lot of `SCAN` calls.
- Avoid broadcasting status update messages for Redis case.
- Setting cache expiry for status cache
- Removing .Set method altogether to prevent
any chances of setting an item with no expiry.

https://mattermost.atlassian.net/browse/MM-59932

```release-note
NONE
```
2024-08-13 14:18:25 +05:30

173 lines
4.1 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package cache
import (
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/mattermost/mattermost/server/public/model"
)
func TestNewCache(t *testing.T) {
t.Run("with only size option given", func(t *testing.T) {
p := NewProvider()
size := 1
c, err := p.NewCache(&CacheOptions{
Size: size,
DefaultExpiry: 0,
})
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key1", "val1")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key2", "val2")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key3", "val3")
require.NoError(t, err)
})
t.Run("with only size option given", func(t *testing.T) {
p := NewProvider()
size := 1
c, err := p.NewCache(&CacheOptions{
Size: size,
DefaultExpiry: 0,
})
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key1", "val1")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key2", "val2")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key3", "val3")
require.NoError(t, err)
})
t.Run("with all options specified", func(t *testing.T) {
p := NewProvider()
size := 1
expiry := 1 * time.Second
event := model.ClusterEvent("clusterEvent")
c, err := p.NewCache(&CacheOptions{
Size: size,
Name: "name",
DefaultExpiry: expiry,
InvalidateClusterEvent: event,
})
require.NoError(t, err)
require.Equal(t, event, c.GetInvalidateClusterEvent())
err = c.SetWithDefaultExpiry("key1", "val1")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key2", "val2")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key3", "val3")
require.NoError(t, err)
time.Sleep(expiry + 1*time.Second)
var v string
err = c.Get("key1", &v)
require.Equal(t, ErrKeyNotFound, err)
err = c.Get("key2", &v)
require.Equal(t, ErrKeyNotFound, err)
err = c.Get("key3", &v)
require.Equal(t, ErrKeyNotFound, err)
})
}
func TestNewCache_Striped(t *testing.T) {
t.Run("with only size option given", func(t *testing.T) {
p := NewProvider()
size := 1
c, err := p.NewCache(&CacheOptions{
Size: size,
Striped: true,
StripedBuckets: 1,
DefaultExpiry: 0,
})
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key1", "val1")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key2", "val2")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key3", "val3")
require.NoError(t, err)
})
t.Run("with only size option given", func(t *testing.T) {
p := NewProvider()
size := 1
c, err := p.NewCache(&CacheOptions{
Size: size,
Striped: true,
StripedBuckets: 1,
DefaultExpiry: 0,
})
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key1", "val1")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key2", "val2")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key3", "val3")
require.NoError(t, err)
})
t.Run("with all options specified", func(t *testing.T) {
p := NewProvider()
size := 1
expiry := 1 * time.Second
event := model.ClusterEvent("clusterEvent")
c, err := p.NewCache(&CacheOptions{
Size: size,
Name: "name",
DefaultExpiry: expiry,
InvalidateClusterEvent: event,
Striped: true,
StripedBuckets: 1,
})
require.NoError(t, err)
require.Equal(t, event, c.GetInvalidateClusterEvent())
err = c.SetWithDefaultExpiry("key1", "val1")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key2", "val2")
require.NoError(t, err)
err = c.SetWithDefaultExpiry("key3", "val3")
require.NoError(t, err)
time.Sleep(expiry + 1*time.Second)
var v string
err = c.Get("key1", &v)
require.Equal(t, ErrKeyNotFound, err)
err = c.Get("key2", &v)
require.Equal(t, ErrKeyNotFound, err)
err = c.Get("key3", &v)
require.Equal(t, ErrKeyNotFound, err)
})
}
func TestConnectClose(t *testing.T) {
p := NewProvider()
_, err := p.Connect()
require.NoError(t, err)
err = p.Close()
require.NoError(t, err)
}