diff --git a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/PluginDataExtensions.kt b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/PluginDataExtensions.kt
index 57437271c..3a610c6f5 100644
--- a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/PluginDataExtensions.kt
+++ b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/PluginDataExtensions.kt
@@ -183,7 +183,7 @@ public object PluginDataExtensions {
 
     private fun <K, V> createDelegateInstance(
         origin: SerializerAwareValue<MutableMap<K, V>>,
-        defaultValueComputer: (K) -> V
+        defaultValueComputer: (K) -> V,
     ): MutableMap<K, V> {
         return object : MutableMap<K, V>, AbstractMap<K, V>() {
             override val entries: MutableSet<MutableMap.MutableEntry<K, V>> get() = origin.value.entries
diff --git a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/Value.kt b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/Value.kt
index c5ccbcd3b..95ff1850a 100644
--- a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/Value.kt
+++ b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/data/Value.kt
@@ -58,6 +58,26 @@ public class SerializableValue<T>(
 ) : Value<T> by delegate, SerializerAwareValue<T> {
     public override fun toString(): String = delegate.toString()
 
+    public override fun equals(other: Any?): Boolean {
+        if (other === this) return true
+        if (other?.javaClass != this.javaClass) return false
+
+        @Suppress("UNCHECKED_CAST")
+        other as SerializableValue<T>
+        if (other.delegate != this.delegate) return false
+        // if (other.serializer != this.serializer) return false
+        // TODO: 2020/9/9 serializers should be checked here, but it will cause incomparable issue when putting a SerializableValue as a Key
+        return true
+    }
+
+    override fun hashCode(): Int {
+        @Suppress("UnnecessaryVariable", "CanBeVal")
+        var result = delegate.hashCode()
+        // result = 31 * result + serializer.hashCode()
+        // TODO: 2020/9/9 serializers should be checked here, but it will cause incomparable issue when putting a SerializableValue as a Key
+        return result
+    }
+
     public companion object {
         @JvmStatic
         @JvmName("create")
diff --git a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/internal/data/_PluginData.value.kt b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/internal/data/_PluginData.value.kt
index 8dad18e32..7e045e30e 100644
--- a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/internal/data/_PluginData.value.kt
+++ b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/internal/data/_PluginData.value.kt
@@ -196,4 +196,21 @@ internal class LazyReferenceValueImpl<T> : ReferenceValue<T>, AbstractValueImpl<
             initialied = true
             valueField = value
         }
+
+    override fun toString(): String {
+        return valueField.toString()
+    }
+
+    override fun equals(other: Any?): Boolean {
+        if (other === this) return true
+        if (other?.javaClass != this.javaClass) return false
+
+        other as LazyReferenceValueImpl<*>
+        if (other.valueField != valueField) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return valueField?.hashCode() ?: 0
+    }
 }
\ No newline at end of file
diff --git a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/permission/Permission.kt b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/permission/Permission.kt
index ef1e8a212..79ca00b77 100644
--- a/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/permission/Permission.kt
+++ b/backend/mirai-console/src/main/kotlin/net/mamoe/mirai/console/permission/Permission.kt
@@ -17,7 +17,9 @@ import net.mamoe.mirai.console.util.ConsoleExperimentalAPI
 /**
  * 一个权限节点.
  *
- * 由 [PermissionService] 实现不同, [Permission] 可能会有多种实例. 但一个权限总是拥有确定的 [id]
+ * 由 [PermissionService] 实现不同, [Permission] 可能会有多种实例. 但一个权限总是拥有确定的 [id].
+ *
+ * 请不要手动实现这个接口. 总是从 [PermissionService.register] 获得实例.
  */
 @ExperimentalPermission
 public interface Permission {
@@ -26,15 +28,20 @@ public interface Permission {
     public val parentId: PermissionId
 }
 
+@OptIn(ExperimentalPermission::class)
+private val ROOT_PERMISSION_ID = PermissionId("*", "*")
+
 /**
  * 所有权限的父权限.
  */
+@get:JvmName("getRootPermission")
 @ExperimentalPermission
-public object RootPermission :
-    Permission {
-    override val id: PermissionId = PermissionId("*", "*")
-    override val description: String get() = "The parent of any permission"
-    override val parentId: PermissionId get() = id
+public val RootPermission: Permission by lazy {
+    PermissionService.INSTANCE.register(
+        ROOT_PERMISSION_ID,
+        "The parent of any permission",
+        ROOT_PERMISSION_ID
+    )
 }
 
 @ConsoleExperimentalAPI
diff --git a/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/command/TestCommand.kt b/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/command/TestCommand.kt
index 3a44fb66a..3db1b0a52 100644
--- a/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/command/TestCommand.kt
+++ b/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/command/TestCommand.kt
@@ -189,7 +189,7 @@ internal class TestCommand {
 
             val composite = object : CompositeCommand(
                 ConsoleCommandOwner,
-                "test",
+                "test22",
                 overrideContext = buildCommandArgumentContext {
                     add(object : CommandArgumentParser<MyClass> {
                         override fun parse(raw: String, sender: CommandSender): MyClass {
@@ -234,7 +234,7 @@ internal class TestCommand {
 
             simple.withRegistration {
                 // assertEquals("xxx", withTesting { simple.execute(sender, "xxx") })
-                assertEquals("xxx", withTesting { println(sender.executeCommand("/test xxx")) })
+                assertEquals("xxx", withTesting { assertSuccess(sender.executeCommand("/test xxx")) })
             }
         }
     }
diff --git a/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/permission/PermissionsBasicsTest.kt b/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/permission/PermissionsBasicsTest.kt
new file mode 100644
index 000000000..f60845990
--- /dev/null
+++ b/backend/mirai-console/src/test/kotlin/net/mamoe/mirai/console/permission/PermissionsBasicsTest.kt
@@ -0,0 +1,11 @@
+package net.mamoe.mirai.console.permission
+
+import org.junit.jupiter.api.Test
+
+internal class PermissionsBasicsTest {
+
+    @Test
+    fun parentsWithSelfSequence() {
+
+    }
+}
\ No newline at end of file