Mono repo -> Master (#22553)

Combines the following repositories into one:

https://github.com/mattermost/mattermost-server
https://github.com/mattermost/mattermost-webapp
https://github.com/mattermost/focalboard
https://github.com/mattermost/mattermost-plugin-playbooks

server/channels/store/localcachelayer/reaction_layer_test.go

@@ -0,0 +1,76 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package localcachelayer
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/mattermost/mattermost-server/v6/model"
+	"github.com/mattermost/mattermost-server/v6/server/channels/store/storetest"
+	"github.com/mattermost/mattermost-server/v6/server/channels/store/storetest/mocks"
+)
+
+func TestReactionStore(t *testing.T) {
+	StoreTestWithSqlStore(t, storetest.TestReactionStore)
+}
+
+func TestReactionStoreCache(t *testing.T) {
+	fakeReaction := model.Reaction{PostId: "123"}
+
+	t.Run("first call not cached, second cached and returning same data", func(t *testing.T) {
+		mockStore := getMockStore()
+		mockCacheProvider := getMockCacheProvider()
+		cachedStore, err := NewLocalCacheLayer(mockStore, nil, nil, mockCacheProvider)
+		require.NoError(t, err)
+
+		reaction, err := cachedStore.Reaction().GetForPost("123", true)
+		require.NoError(t, err)
+		assert.Equal(t, reaction, []*model.Reaction{&fakeReaction})
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 1)
+		assert.Equal(t, reaction, []*model.Reaction{&fakeReaction})
+		cachedStore.Reaction().GetForPost("123", true)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 1)
+	})
+
+	t.Run("first call not cached, second force not cached", func(t *testing.T) {
+		mockStore := getMockStore()
+		mockCacheProvider := getMockCacheProvider()
+		cachedStore, err := NewLocalCacheLayer(mockStore, nil, nil, mockCacheProvider)
+		require.NoError(t, err)
+
+		cachedStore.Reaction().GetForPost("123", true)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 1)
+		cachedStore.Reaction().GetForPost("123", false)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 2)
+	})
+
+	t.Run("first call not cached, save, and then not cached again", func(t *testing.T) {
+		mockStore := getMockStore()
+		mockCacheProvider := getMockCacheProvider()
+		cachedStore, err := NewLocalCacheLayer(mockStore, nil, nil, mockCacheProvider)
+		require.NoError(t, err)
+
+		cachedStore.Reaction().GetForPost("123", true)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 1)
+		cachedStore.Reaction().Save(&fakeReaction)
+		cachedStore.Reaction().GetForPost("123", true)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 2)
+	})
+
+	t.Run("first call not cached, delete, and then not cached again", func(t *testing.T) {
+		mockStore := getMockStore()
+		mockCacheProvider := getMockCacheProvider()
+		cachedStore, err := NewLocalCacheLayer(mockStore, nil, nil, mockCacheProvider)
+		require.NoError(t, err)
+
+		cachedStore.Reaction().GetForPost("123", true)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 1)
+		cachedStore.Reaction().Delete(&fakeReaction)
+		cachedStore.Reaction().GetForPost("123", true)
+		mockStore.Reaction().(*mocks.ReactionStore).AssertNumberOfCalls(t, "GetForPost", 2)
+	})
+}