URL parsing for redis (#64)

* URL parsing for redis

Co-authored-by: TroyDota <49777269+TroyDota@users.noreply.github.com>

redis/README.md

@@ -48,6 +48,12 @@ store := redis.New(redis.Config{
 	Database: 0,
 	Reset:    false,
 })
+
+// or just the url with all information
+store = redis.New(redis.Config{
+    URL:     "redis://<user>:<pass>@127.0.0.1:6379/<db>",
+    Reset:    false,
+})
 ```
 
 ### Config
@@ -78,6 +84,12 @@ type Config struct {
 	// Optional. Default is 0
 	Database int
 
+    // URL the standard format redis url to parse all other options. If this is set all other config options, Host, Port, Username, Password, Database have no effect.
+    //
+    // Example: redis://<user>:<pass>@localhost:6379/<db>
+    // Optional. Default is ""
+    URL string
+
 	// Reset clears any existing keys in existing Collection
 	//
 	// Optional. Default is false

redis/config.go

@@ -27,6 +27,12 @@ type Config struct {
 	// Optional. Default is 0
 	Database int
 
+	// URL the standard format redis url to parse all other options. If this is set all other config options, Host, Port, Username, Password, Database have no effect.
+	//
+	// Example: redis://<user>:<pass>@localhost:6379/<db>
+	// Optional. Default is ""
+	URL string
+
 	// Reset clears any existing keys in existing Collection
 	//
 	// Optional. Default is false
@@ -45,6 +51,7 @@ var ConfigDefault = Config{
 	Port:     6379,
 	Username: "",
 	Password: "",
+	URL:      "",
 	Database: 0,
 	Reset:    false,
 }

redis/redis.go

@@ -19,12 +19,25 @@ func New(config ...Config) *Storage {
 	cfg := configDefault(config...)
 
 	// Create new redis client
-	db := redis.NewClient(&redis.Options{
+
-		Addr:     fmt.Sprintf("%s:%d", cfg.Host, cfg.Port),
+	var options *redis.Options
-		DB:       cfg.Database,
+	var err error
-		Username: cfg.Username,
+
-		Password: cfg.Password,
+	if cfg.URL != "" {
-	})
+		options, err = redis.ParseURL(cfg.URL)
+		if err != nil {
+			panic(err)
+		}
+	} else {
+		options = &redis.Options{
+			Addr:     fmt.Sprintf("%s:%d", cfg.Host, cfg.Port),
+			DB:       cfg.Database,
+			Username: cfg.Username,
+			Password: cfg.Password,
+		}
+	}
+
+	db := redis.NewClient(options)
 
 	// Test connection
 	if err := db.Ping(context.Background()).Err(); err != nil {

redis/redis_test.go

@@ -120,3 +120,25 @@ func Test_Redis_Reset(t *testing.T) {
 func Test_Redis_Close(t *testing.T) {
 	utils.AssertEqual(t, nil, testStore.Close())
 }
+
+func Test_Redis_Initalize_WithURL(t *testing.T) {
+	testStoreUrl := New(Config{
+		URL: "redis://localhost:6379",
+	})
+	var (
+		key = "clark"
+		val = []byte("kent")
+	)
+
+	err := testStoreUrl.Set(key, val, 0)
+	utils.AssertEqual(t, nil, err)
+
+	result, err := testStoreUrl.Get(key)
+	utils.AssertEqual(t, nil, err)
+	utils.AssertEqual(t, val, result)
+
+	err = testStoreUrl.Delete(key)
+	utils.AssertEqual(t, nil, err)
+
+	utils.AssertEqual(t, nil, testStoreUrl.Close())
+}