move cache2 package to cache (#14921)

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

services/cache/provider_test.go

@@ -0,0 +1,72 @@
+// 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"
+)
+
+func TestNewCache(t *testing.T) {
+	t.Run("with only size option given", func(t *testing.T) {
+		p := NewProvider()
+
+		size := 1
+		c := p.NewCache(&CacheOptions{
+			Size: size,
+		})
+
+		err := c.Set("key1", "val1")
+		require.Nil(t, err)
+		err = c.Set("key2", "val2")
+		require.Nil(t, err)
+		l, err := c.Len()
+		require.Nil(t, err)
+		require.Equal(t, size, l)
+	})
+
+	t.Run("with all options specified", func(t *testing.T) {
+		p := NewProvider()
+
+		size := 1
+		expiry := 1 * time.Second
+		event := "clusterEvent"
+		c := p.NewCache(&CacheOptions{
+			Size:                   size,
+			Name:                   "name",
+			DefaultExpiry:          expiry,
+			InvalidateClusterEvent: event,
+		})
+
+		require.Equal(t, event, c.GetInvalidateClusterEvent())
+
+		err := c.SetWithDefaultExpiry("key1", "val1")
+		require.Nil(t, err)
+		err = c.SetWithDefaultExpiry("key2", "val2")
+		require.Nil(t, err)
+		l, err := c.Len()
+		require.Nil(t, err)
+		require.Equal(t, size, l)
+
+		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)
+	})
+}
+
+func TestConnectClose(t *testing.T) {
+	p := NewProvider()
+
+	err := p.Connect()
+	require.Nil(t, err)
+
+	err = p.Close()
+	require.Nil(t, err)
+}