diff --git a/scalabot-app/src/main/kotlin/AppConfigs.kt b/scalabot-app/src/main/kotlin/AppConfigs.kt
index cb4a8ce..be9359a 100644
--- a/scalabot-app/src/main/kotlin/AppConfigs.kt
+++ b/scalabot-app/src/main/kotlin/AppConfigs.kt
@@ -32,7 +32,14 @@ internal data class BotAccount(
     val name: String,
     val token: String,
     val creatorId: Long = -1
-)
+) {
+
+    val id
+        // 不要想着每次获取都要从 token 里取出有性能损耗.
+        // 由于 Gson 解析方式, 如果不这么做, 会出现 token 设置前 id 初始化完成, 就只有"0"了,
+        // 虽然能过单元测试, 但实际使用过程是不能正常用的.
+        get() = token.substringBefore(":").toLong()
+}
 
 /**
  * 机器人配置.
diff --git a/scalabot-app/src/test/kotlin/AppConfigTest.kt b/scalabot-app/src/test/kotlin/AppConfigTest.kt
new file mode 100644
index 0000000..c61b52e
--- /dev/null
+++ b/scalabot-app/src/test/kotlin/AppConfigTest.kt
@@ -0,0 +1,31 @@
+package net.lamgc.scalabot
+
+import com.google.gson.Gson
+import java.util.*
+import kotlin.math.abs
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class BotAccountTest {
+
+    @Test
+    fun deserializerTest() {
+        val accountId = abs(Random().nextInt()).toLong()
+        val creatorId = abs(Random().nextInt()).toLong()
+        val botAccount = Gson().fromJson(
+            """
+            {
+                "name": "TestBot",
+                "token": "${accountId}:AAHErDroUTznQsOd_oZPJ6cQEj4Z5mGHO10",
+                "creatorId": $creatorId
+            }
+        """.trimIndent(), BotAccount::class.java
+        )
+        assertEquals("TestBot", botAccount.name)
+        assertEquals("${accountId}:AAHErDroUTznQsOd_oZPJ6cQEj4Z5mGHO10", botAccount.token)
+        assertEquals(accountId, botAccount.id, "Botaccount ID does not match expectations.")
+        assertEquals(creatorId, botAccount.creatorId)
+    }
+
+}
+