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/scheme_layer_test.go

@@ -0,0 +1,78 @@
+// 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 TestSchemeStore(t *testing.T) {
+	StoreTest(t, storetest.TestSchemeStore)
+}
+
+func TestSchemeStoreCache(t *testing.T) {
+	fakeScheme := model.Scheme{Id: "123", Name: "scheme-name"}
+
+	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)
+
+		scheme, err := cachedStore.Scheme().Get("123")
+		require.NoError(t, err)
+		assert.Equal(t, scheme, &fakeScheme)
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 1)
+		require.NoError(t, err)
+		assert.Equal(t, scheme, &fakeScheme)
+		cachedStore.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 1)
+	})
+
+	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.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 1)
+		cachedStore.Scheme().Save(&fakeScheme)
+		cachedStore.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 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.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 1)
+		cachedStore.Scheme().Delete("123")
+		cachedStore.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 2)
+	})
+
+	t.Run("first call not cached, permanent delete all, 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.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 1)
+		cachedStore.Scheme().PermanentDeleteAll()
+		cachedStore.Scheme().Get("123")
+		mockStore.Scheme().(*mocks.SchemeStore).AssertNumberOfCalls(t, "Get", 2)
+	})
+}