Add distibuted cache with Redis

cache_test.go

@@ -1,10 +1,8 @@
 package main
 
-import (
-	"time"
-)
+import libpack_redis "github.com/lukaszraczylo/graphql-monitoring-proxy/cache/redis"
 
-func (suite *Tests) Test_cacheLookup() {
+func (suite *Tests) Test_cacheLookupInmemory() {
 	type args struct {
 		hash string
 	}
@@ -39,7 +37,56 @@ func (suite *Tests) Test_cacheLookup() {
 	for _, tt := range tests {
 		suite.Run(tt.name, func() {
 			if tt.addCache.data != nil {
-				cfg.Cache.CacheClient.Set(tt.args.hash, tt.addCache.data, time.Duration(90*time.Second))
+				cacheStore(tt.args.hash, tt.addCache.data)
+			}
+			got := cacheLookup(tt.args.hash)
+			assert.Equal(tt.want, got, "Unexpected cache lookup result")
+		})
+	}
+}
+
+func (suite *Tests) Test_cacheLookupRedis() {
+	cfg.Cache.Client = libpack_redis.NewClient(&libpack_redis.RedisClientConfig{
+		RedisDB:       0,
+		RedisServer:   "localhost:6379",
+		RedisPassword: "",
+	})
+
+	type args struct {
+		hash string
+	}
+	tests := []struct {
+		name     string
+		args     args
+		want     []byte
+		addCache struct {
+			data []byte
+		}
+	}{
+		{
+			name: "test_non_existent",
+			args: args{
+				hash: "00000000000000000000000000000000000000",
+			},
+			want: nil,
+		},
+		{
+			name: "test_existent",
+			args: args{
+				hash: "00000000000000000000000000000000001337",
+			},
+			want: []byte("it's fine."),
+			addCache: struct {
+				data []byte
+			}{
+				data: []byte("it's fine."),
+			},
+		},
+	}
+	for _, tt := range tests {
+		suite.Run(tt.name, func() {
+			if tt.addCache.data != nil {
+				cacheStore(tt.args.hash, tt.addCache.data)
 			}
 			got := cacheLookup(tt.args.hash)
 			assert.Equal(tt.want, got, "Unexpected cache lookup result")